json/src/main/java/org/netbeans/html/json/impl/ModelProcessor.java
branchnetbeans
changeset 362 92fb71afdc0e
parent 358 80702021b851
child 365 5c93ad8c7a15
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/json/src/main/java/org/netbeans/html/json/impl/ModelProcessor.java	Mon Dec 16 16:59:43 2013 +0100
     1.3 @@ -0,0 +1,1767 @@
     1.4 +/**
     1.5 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
     1.6 + *
     1.7 + * Copyright 1997-2010 Oracle and/or its affiliates. All rights reserved.
     1.8 + *
     1.9 + * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
    1.10 + * Other names may be trademarks of their respective owners.
    1.11 + *
    1.12 + * The contents of this file are subject to the terms of either the GNU
    1.13 + * General Public License Version 2 only ("GPL") or the Common
    1.14 + * Development and Distribution License("CDDL") (collectively, the
    1.15 + * "License"). You may not use this file except in compliance with the
    1.16 + * License. You can obtain a copy of the License at
    1.17 + * http://www.netbeans.org/cddl-gplv2.html
    1.18 + * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
    1.19 + * specific language governing permissions and limitations under the
    1.20 + * License.  When distributing the software, include this License Header
    1.21 + * Notice in each file and include the License file at
    1.22 + * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this
    1.23 + * particular file as subject to the "Classpath" exception as provided
    1.24 + * by Oracle in the GPL Version 2 section of the License file that
    1.25 + * accompanied this code. If applicable, add the following below the
    1.26 + * License Header, with the fields enclosed by brackets [] replaced by
    1.27 + * your own identifying information:
    1.28 + * "Portions Copyrighted [year] [name of copyright owner]"
    1.29 + *
    1.30 + * Contributor(s):
    1.31 + *
    1.32 + * The Original Software is NetBeans. The Initial Developer of the Original
    1.33 + * Software is Oracle. Portions Copyright 2013-2013 Oracle. All Rights Reserved.
    1.34 + *
    1.35 + * If you wish your version of this file to be governed by only the CDDL
    1.36 + * or only the GPL Version 2, indicate your decision by adding
    1.37 + * "[Contributor] elects to include this software in this distribution
    1.38 + * under the [CDDL or GPL Version 2] license." If you do not indicate a
    1.39 + * single choice of license, a recipient has the option to distribute
    1.40 + * your version of this file under either the CDDL, the GPL Version 2 or
    1.41 + * to extend the choice of license to its licensees as provided above.
    1.42 + * However, if you add GPL Version 2 code and therefore, elected the GPL
    1.43 + * Version 2 license, then the option applies only if the new code is
    1.44 + * made subject to such option by the copyright holder.
    1.45 + */
    1.46 +package org.netbeans.html.json.impl;
    1.47 +
    1.48 +import java.io.IOException;
    1.49 +import java.io.OutputStreamWriter;
    1.50 +import java.io.StringWriter;
    1.51 +import java.io.Writer;
    1.52 +import java.lang.annotation.AnnotationTypeMismatchException;
    1.53 +import java.lang.annotation.IncompleteAnnotationException;
    1.54 +import java.lang.reflect.Method;
    1.55 +import java.util.ArrayList;
    1.56 +import java.util.Arrays;
    1.57 +import java.util.Collection;
    1.58 +import java.util.Collections;
    1.59 +import java.util.HashMap;
    1.60 +import java.util.HashSet;
    1.61 +import java.util.LinkedHashSet;
    1.62 +import java.util.List;
    1.63 +import java.util.Map;
    1.64 +import java.util.ResourceBundle;
    1.65 +import java.util.Set;
    1.66 +import java.util.WeakHashMap;
    1.67 +import java.util.logging.Level;
    1.68 +import java.util.logging.Logger;
    1.69 +import javax.annotation.processing.AbstractProcessor;
    1.70 +import javax.annotation.processing.Completion;
    1.71 +import javax.annotation.processing.Completions;
    1.72 +import javax.annotation.processing.ProcessingEnvironment;
    1.73 +import javax.annotation.processing.Processor;
    1.74 +import javax.annotation.processing.RoundEnvironment;
    1.75 +import javax.annotation.processing.SupportedAnnotationTypes;
    1.76 +import javax.annotation.processing.SupportedSourceVersion;
    1.77 +import javax.lang.model.SourceVersion;
    1.78 +import javax.lang.model.element.AnnotationMirror;
    1.79 +import javax.lang.model.element.AnnotationValue;
    1.80 +import javax.lang.model.element.Element;
    1.81 +import javax.lang.model.element.ElementKind;
    1.82 +import javax.lang.model.element.ExecutableElement;
    1.83 +import javax.lang.model.element.Modifier;
    1.84 +import javax.lang.model.element.PackageElement;
    1.85 +import javax.lang.model.element.TypeElement;
    1.86 +import javax.lang.model.element.VariableElement;
    1.87 +import javax.lang.model.type.ArrayType;
    1.88 +import javax.lang.model.type.DeclaredType;
    1.89 +import javax.lang.model.type.MirroredTypeException;
    1.90 +import javax.lang.model.type.TypeKind;
    1.91 +import javax.lang.model.type.TypeMirror;
    1.92 +import javax.lang.model.util.Elements;
    1.93 +import javax.lang.model.util.Types;
    1.94 +import javax.tools.Diagnostic;
    1.95 +import javax.tools.FileObject;
    1.96 +import net.java.html.json.ComputedProperty;
    1.97 +import net.java.html.json.Model;
    1.98 +import net.java.html.json.Function;
    1.99 +import net.java.html.json.ModelOperation;
   1.100 +import net.java.html.json.OnPropertyChange;
   1.101 +import net.java.html.json.OnReceive;
   1.102 +import net.java.html.json.Property;
   1.103 +import org.openide.util.lookup.ServiceProvider;
   1.104 +
   1.105 +/** Annotation processor to process {@link Model @Model} annotations and
   1.106 + * generate appropriate model classes.
   1.107 + *
   1.108 + * @author Jaroslav Tulach <jtulach@netbeans.org>
   1.109 + */
   1.110 +@ServiceProvider(service=Processor.class)
   1.111 +@SupportedSourceVersion(SourceVersion.RELEASE_6)
   1.112 +@SupportedAnnotationTypes({
   1.113 +    "net.java.html.json.Model",
   1.114 +    "net.java.html.json.ModelOperation",
   1.115 +    "net.java.html.json.Function",
   1.116 +    "net.java.html.json.OnReceive",
   1.117 +    "net.java.html.json.OnPropertyChange",
   1.118 +    "net.java.html.json.ComputedProperty",
   1.119 +    "net.java.html.json.Property"
   1.120 +})
   1.121 +public final class ModelProcessor extends AbstractProcessor {
   1.122 +    private static final Logger LOG = Logger.getLogger(ModelProcessor.class.getName());
   1.123 +    private final Map<Element,String> models = new WeakHashMap<Element,String>();
   1.124 +    private final Map<Element,Prprt[]> verify = new WeakHashMap<Element,Prprt[]>();
   1.125 +    @Override
   1.126 +    public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
   1.127 +        boolean ok = true;
   1.128 +        for (Element e : roundEnv.getElementsAnnotatedWith(Model.class)) {
   1.129 +            if (!processModel(e)) {
   1.130 +                ok = false;
   1.131 +            }
   1.132 +        }
   1.133 +        if (roundEnv.processingOver()) {
   1.134 +            models.clear();
   1.135 +            for (Map.Entry<Element, Prprt[]> entry : verify.entrySet()) {
   1.136 +                TypeElement te = (TypeElement)entry.getKey();
   1.137 +                String fqn = processingEnv.getElementUtils().getBinaryName(te).toString();
   1.138 +                Element finalElem = processingEnv.getElementUtils().getTypeElement(fqn);
   1.139 +                if (finalElem == null) {
   1.140 +                    continue;
   1.141 +                }
   1.142 +                Prprt[] props;
   1.143 +                Model m = finalElem.getAnnotation(Model.class);
   1.144 +                if (m == null) {
   1.145 +                    continue;
   1.146 +                }
   1.147 +                props = Prprt.wrap(processingEnv, finalElem, m.properties());
   1.148 +                for (Prprt p : props) {
   1.149 +                    boolean[] isModel = { false };
   1.150 +                    boolean[] isEnum = { false };
   1.151 +                    boolean[] isPrimitive = { false };
   1.152 +                    String t = checkType(p, isModel, isEnum, isPrimitive);
   1.153 +                    if (isEnum[0]) {
   1.154 +                        continue;
   1.155 +                    }
   1.156 +                    if (isPrimitive[0]) {
   1.157 +                        continue;
   1.158 +                    }
   1.159 +                    if (isModel[0]) {
   1.160 +                        continue;
   1.161 +                    }
   1.162 +                    if ("java.lang.String".equals(t)) {
   1.163 +                        continue;
   1.164 +                    }
   1.165 +                    error("The type " + t + " should be defined by @Model annotation", entry.getKey());
   1.166 +                }
   1.167 +            }
   1.168 +            verify.clear();
   1.169 +        }
   1.170 +        return ok;
   1.171 +    }
   1.172 +
   1.173 +    private void error(String msg, Element e) {
   1.174 +        processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, msg, e);
   1.175 +    }
   1.176 +    
   1.177 +    private boolean processModel(Element e) {
   1.178 +        boolean ok = true;
   1.179 +        Model m = e.getAnnotation(Model.class);
   1.180 +        if (m == null) {
   1.181 +            return true;
   1.182 +        }
   1.183 +        String pkg = findPkgName(e);
   1.184 +        Writer w;
   1.185 +        String className = m.className();
   1.186 +        models.put(e, className);
   1.187 +        try {
   1.188 +            StringWriter body = new StringWriter();
   1.189 +            List<String> propsGetSet = new ArrayList<String>();
   1.190 +            List<String> functions = new ArrayList<String>();
   1.191 +            Map<String, Collection<String>> propsDeps = new HashMap<String, Collection<String>>();
   1.192 +            Map<String, Collection<String>> functionDeps = new HashMap<String, Collection<String>>();
   1.193 +            Prprt[] props = createProps(e, m.properties());
   1.194 +            
   1.195 +            if (!generateComputedProperties(body, props, e.getEnclosedElements(), propsGetSet, propsDeps)) {
   1.196 +                ok = false;
   1.197 +            }
   1.198 +            if (!generateOnChange(e, propsDeps, props, className, functionDeps)) {
   1.199 +                ok = false;
   1.200 +            }
   1.201 +            if (!generateProperties(e, body, props, propsGetSet, propsDeps, functionDeps)) {
   1.202 +                ok = false;
   1.203 +            }
   1.204 +            if (!generateFunctions(e, body, className, e.getEnclosedElements(), functions)) {
   1.205 +                ok = false;
   1.206 +            }
   1.207 +            if (!generateReceive(e, body, className, e.getEnclosedElements(), functions)) {
   1.208 +                ok = false;
   1.209 +            }
   1.210 +            if (!generateOperation(e, body, className, e.getEnclosedElements())) {
   1.211 +                ok = false;
   1.212 +            }
   1.213 +            FileObject java = processingEnv.getFiler().createSourceFile(pkg + '.' + className, e);
   1.214 +            w = new OutputStreamWriter(java.openOutputStream());
   1.215 +            try {
   1.216 +                w.append("package " + pkg + ";\n");
   1.217 +                w.append("import net.java.html.json.*;\n");
   1.218 +                w.append("public final class ").append(className).append(" implements Cloneable {\n");
   1.219 +                w.append("  private boolean locked;\n");
   1.220 +                w.append("  private net.java.html.BrwsrCtx context;\n");
   1.221 +                w.append("  private org.netbeans.html.json.impl.Bindings[] ko = { null };\n");
   1.222 +                w.append(body.toString());
   1.223 +                w.append("  private static Class<" + inPckName(e) + "> modelFor() { return null; }\n");
   1.224 +                w.append("  private ").append(className).append("(net.java.html.BrwsrCtx context) {\n");
   1.225 +                w.append("    this.context = context;\n");
   1.226 +                w.append("  };\n");
   1.227 +                w.append("  public ").append(className).append("() {\n");
   1.228 +                w.append("    this(net.java.html.BrwsrCtx.findDefault(").append(className).append(".class));\n");
   1.229 +                for (Prprt p : props) {
   1.230 +                    if (p.array()) {
   1.231 +                        continue;
   1.232 +                    }
   1.233 +                    boolean[] isModel = {false};
   1.234 +                    boolean[] isEnum = {false};
   1.235 +                    boolean isPrimitive[] = {false};
   1.236 +                    String tn = checkType(p, isModel, isEnum, isPrimitive);
   1.237 +                    if (isModel[0]) {
   1.238 +                        w.write("    prop_" + p.name() + " = new " + tn + "();\n");
   1.239 +                    }
   1.240 +                }
   1.241 +                w.append("  };\n");
   1.242 +                if (props.length > 0) {
   1.243 +                    w.append("  public ").append(className).append("(");
   1.244 +                    Prprt firstArray = null;
   1.245 +                    String sep = "";
   1.246 +                    for (Prprt p : props) {
   1.247 +                        if (p.array()) {
   1.248 +                            if (firstArray == null) {
   1.249 +                                firstArray = p;
   1.250 +                            }
   1.251 +                            continue;
   1.252 +                        }
   1.253 +                        String tn = typeName(e, p);
   1.254 +                        w.write(sep);
   1.255 +                        w.write(tn);
   1.256 +                        w.write(" " + p.name());
   1.257 +                        sep = ", ";
   1.258 +                    }
   1.259 +                    if (firstArray != null) {
   1.260 +                        String tn;
   1.261 +                        boolean[] isModel = {false};
   1.262 +                        boolean[] isEnum = {false};
   1.263 +                        boolean isPrimitive[] = {false};
   1.264 +                        tn = checkType(firstArray, isModel, isEnum, isPrimitive);
   1.265 +                        w.write(sep);
   1.266 +                        w.write(tn);
   1.267 +                        w.write("... " + firstArray.name());
   1.268 +                    }
   1.269 +                    w.append(") {\n");
   1.270 +                    w.append("    this(net.java.html.BrwsrCtx.findDefault(").append(className).append(".class));\n");
   1.271 +                    for (Prprt p : props) {
   1.272 +                        if (p.array()) {
   1.273 +                            continue;
   1.274 +                        }
   1.275 +                        w.write("    this.prop_" + p.name() + " = " + p.name() + ";\n");
   1.276 +                    }
   1.277 +                    if (firstArray != null) {
   1.278 +                        w.write("    this.prop_" + firstArray.name() + ".init(" + firstArray.name() + ");\n");
   1.279 +                    }
   1.280 +                    w.append("  };\n");
   1.281 +                }
   1.282 +                w.append("  private org.netbeans.html.json.impl.Bindings intKnckt() {\n");
   1.283 +                w.append("    if (ko[0] != null) return ko[0];\n");
   1.284 +                w.append("    ko[0] = org.netbeans.html.json.impl.Bindings.apply(context, this);\n");
   1.285 +                {
   1.286 +                    w.append("    org.apidesign.html.json.spi.PropertyBinding[] propArr = {\n");
   1.287 +                    for (int i = 0; i < propsGetSet.size(); i += 5) {
   1.288 +                        w.append("      ko[0].registerProperty(\"").append(propsGetSet.get(i)).append("\", this, new P(");
   1.289 +                        w.append((i / 5) + "), " + (propsGetSet.get(i + 2) == null) + "),\n");
   1.290 +                    }
   1.291 +                    w.append("    };\n");
   1.292 +                }
   1.293 +                {
   1.294 +                    w.append("    org.apidesign.html.json.spi.FunctionBinding[] funcArr = {\n");
   1.295 +                    for (int i = 0; i < functions.size(); i += 2) {
   1.296 +                        w.append("      ko[0].registerFunction(\"").append(functions.get(i)).append("\", this, new P(");
   1.297 +                        w.append((i / 2) + ")),\n");
   1.298 +                    }
   1.299 +                    w.append("    };\n");
   1.300 +                }
   1.301 +                w.append("    ko[0].finish(this, propArr, funcArr);\n");
   1.302 +                w.append("    return ko[0];\n");
   1.303 +                w.append("  };\n");
   1.304 +                w.append("  private static final class P implements org.netbeans.html.json.impl.SetAndGet<" + className + ">,\n");
   1.305 +                w.append("  org.netbeans.html.json.impl.Callback<" + className + ">,\n");
   1.306 +                w.append("  org.netbeans.html.json.impl.FromJSON<" + className + "> {\n");
   1.307 +                w.append("    private final int type;\n");
   1.308 +                w.append("    P(int t) { type = t; };\n");
   1.309 +                w.append("    public void setValue(" + className + " data, Object value) {\n");
   1.310 +                w.append("      switch (type) {\n");
   1.311 +                for (int i = 0; i < propsGetSet.size(); i += 5) {
   1.312 +                    final String set = propsGetSet.get(i + 2);
   1.313 +                    String tn = propsGetSet.get(i + 4);
   1.314 +                    String btn = findBoxedType(tn);
   1.315 +                    if (btn != null) {
   1.316 +                        tn = btn;
   1.317 +                    }
   1.318 +                    if (set != null) {
   1.319 +                        w.append("        case " + (i / 5) + ": data." + strip(set) + "(org.netbeans.html.json.impl.JSON.extractValue(" + tn + ".class, value)); return;\n");
   1.320 +                    }
   1.321 +                }
   1.322 +                w.append("      }\n");
   1.323 +                w.append("    }\n");
   1.324 +                w.append("    public Object getValue(" + className + " data) {\n");
   1.325 +                w.append("      switch (type) {\n");
   1.326 +                for (int i = 0; i < propsGetSet.size(); i += 5) {
   1.327 +                    final String get = propsGetSet.get(i + 1);
   1.328 +                    if (get != null) {
   1.329 +                        w.append("        case " + (i / 5) + ": return data." + strip(get) + "();\n");
   1.330 +                    }
   1.331 +                }
   1.332 +                w.append("      }\n");
   1.333 +                w.append("      throw new UnsupportedOperationException();\n");
   1.334 +                w.append("    }\n");
   1.335 +                w.append("    public void call(" + className + " model, Object data, Object ev) {\n");
   1.336 +                w.append("      switch (type) {\n");
   1.337 +                for (int i = 0; i < functions.size(); i += 2) {
   1.338 +                    final String name = functions.get(i);
   1.339 +                    w.append("        case " + (i / 2) + ": model." + name + "(data, ev); return;\n");
   1.340 +                }
   1.341 +                w.append("      }\n");
   1.342 +                w.append("      throw new UnsupportedOperationException();\n");
   1.343 +                w.append("    }\n");
   1.344 +                w.append("    public Class<" + className + "> factoryFor() { return " + className + ".class; }\n");
   1.345 +                w.append("    public " + className + " read(net.java.html.BrwsrCtx c, Object json) { return new " + className + "(c, json); }\n");
   1.346 +                w.append("    public " + className + " cloneTo(Object o, net.java.html.BrwsrCtx c) { return ((" + className + ")o).clone(c); }\n");
   1.347 +                w.append("  }\n");
   1.348 +                w.append("  static { org.netbeans.html.json.impl.JSON.register(new P(0)); }\n");
   1.349 +                w.append("  private ").append(className).append("(net.java.html.BrwsrCtx c, Object json) {\n");
   1.350 +                w.append("    this.context = c;\n");
   1.351 +                int values = 0;
   1.352 +                for (int i = 0; i < propsGetSet.size(); i += 5) {
   1.353 +                    Prprt p = findPrprt(props, propsGetSet.get(i));
   1.354 +                    if (p == null) {
   1.355 +                        continue;
   1.356 +                    }
   1.357 +                    values++;
   1.358 +                }
   1.359 +                w.append("    Object[] ret = new Object[" + values + "];\n");
   1.360 +                w.append("    org.netbeans.html.json.impl.JSON.extract(context, json, new String[] {\n");
   1.361 +                for (int i = 0; i < propsGetSet.size(); i += 5) {
   1.362 +                    Prprt p = findPrprt(props, propsGetSet.get(i));
   1.363 +                    if (p == null) {
   1.364 +                        continue;
   1.365 +                    }
   1.366 +                    w.append("      \"").append(propsGetSet.get(i)).append("\",\n");
   1.367 +                }
   1.368 +                w.append("    }, ret);\n");
   1.369 +                for (int i = 0, cnt = 0, prop = 0; i < propsGetSet.size(); i += 5) {
   1.370 +                    final String pn = propsGetSet.get(i);
   1.371 +                    Prprt p = findPrprt(props, pn);
   1.372 +                    if (p == null) {
   1.373 +                        continue;
   1.374 +                    }
   1.375 +                    boolean[] isModel = { false };
   1.376 +                    boolean[] isEnum = { false };
   1.377 +                    boolean isPrimitive[] = { false };
   1.378 +                    String type = checkType(props[prop++], isModel, isEnum, isPrimitive);
   1.379 +                    if (p.array()) {
   1.380 +                        w.append("    if (ret[" + cnt + "] instanceof Object[]) {\n");
   1.381 +                        w.append("      for (Object e : ((Object[])ret[" + cnt + "])) {\n");
   1.382 +                        if (isModel[0]) {
   1.383 +                            w.append("        this.prop_").append(pn).append(".add(org.netbeans.html.json.impl.JSON.read");
   1.384 +                            w.append("(c, " + type + ".class, e));\n");
   1.385 +                        } else if (isEnum[0]) {
   1.386 +                            w.append("        this.prop_").append(pn);
   1.387 +                            w.append(".add(e == null ? null : ");
   1.388 +                            w.append(type).append(".valueOf(org.netbeans.html.json.impl.JSON.stringValue(e)));\n");
   1.389 +                        } else {
   1.390 +                            if (isPrimitive(type)) {
   1.391 +                                w.append("        this.prop_").append(pn).append(".add(org.netbeans.html.json.impl.JSON.numberValue(e).");
   1.392 +                                w.append(type).append("Value());\n");
   1.393 +                            } else {
   1.394 +                                w.append("        this.prop_").append(pn).append(".add((");
   1.395 +                                w.append(type).append(")e);\n");
   1.396 +                            }
   1.397 +                        }
   1.398 +                        w.append("      }\n");
   1.399 +                        w.append("    }\n");
   1.400 +                    } else {
   1.401 +                        if (isEnum[0]) {
   1.402 +                            w.append("    try {\n");
   1.403 +                            w.append("    this.prop_").append(pn);
   1.404 +                            w.append(" = ret[" + cnt + "] == null ? null : ");
   1.405 +                            w.append(type).append(".valueOf(org.netbeans.html.json.impl.JSON.stringValue(ret[" + cnt + "]));\n");
   1.406 +                            w.append("    } catch (IllegalArgumentException ex) {\n");
   1.407 +                            w.append("      ex.printStackTrace();\n");
   1.408 +                            w.append("    }\n");
   1.409 +                        } else if (isPrimitive(type)) {
   1.410 +                            w.append("    this.prop_").append(pn);
   1.411 +                            w.append(" = ret[" + cnt + "] == null ? ");
   1.412 +                            if ("char".equals(type)) {
   1.413 +                                w.append("0 : (org.netbeans.html.json.impl.JSON.charValue(");
   1.414 +                            } else if ("boolean".equals(type)) {
   1.415 +                                w.append("false : (org.netbeans.html.json.impl.JSON.boolValue(");
   1.416 +                            } else {
   1.417 +                                w.append("0 : (org.netbeans.html.json.impl.JSON.numberValue(");
   1.418 +                            }
   1.419 +                            w.append("ret[" + cnt + "])).");
   1.420 +                            w.append(type).append("Value();\n");
   1.421 +                        } else if (isModel[0]) {
   1.422 +                            w.append("    this.prop_").append(pn).append(" = org.netbeans.html.json.impl.JSON.read");
   1.423 +                            w.append("(c, " + type + ".class, ");
   1.424 +                            w.append("ret[" + cnt + "]);\n");
   1.425 +                        }else {
   1.426 +                            w.append("    this.prop_").append(pn);
   1.427 +                            w.append(" = (").append(type).append(')');
   1.428 +                            w.append("ret[" + cnt + "];\n");
   1.429 +                        }
   1.430 +                    }
   1.431 +                    cnt++;
   1.432 +                }
   1.433 +                w.append("  };\n");
   1.434 +                writeToString(props, w);
   1.435 +                writeClone(className, props, w);
   1.436 +                w.write("  /** Activates this model instance in the current {@link \n"
   1.437 +                    + "net.java.html.json.Models#bind(java.lang.Object, net.java.html.BrwsrCtx) browser context}. \n"
   1.438 +                    + "In case of using Knockout technology, this means to \n"
   1.439 +                    + "bind JSON like data in this model instance with Knockout tags in \n"
   1.440 +                    + "the surrounding HTML page.\n"
   1.441 +                    + "*/\n"
   1.442 +                );
   1.443 +                w.write("  public " + className + " applyBindings() {\n");
   1.444 +                w.write("    intKnckt().applyBindings();\n");
   1.445 +                w.write("    return this;\n");
   1.446 +                w.write("  }\n");
   1.447 +                w.write("  public boolean equals(Object o) {\n");
   1.448 +                w.write("    if (o == this) return true;\n");
   1.449 +                w.write("    if (o instanceof org.netbeans.html.json.impl.WrapperObject) {\n");
   1.450 +                w.write("      ((org.netbeans.html.json.impl.WrapperObject)o).setRealObject(intKnckt().koData());\n");
   1.451 +                w.write("      return false;\n");
   1.452 +                w.write("    }\n");
   1.453 +                w.write("    if (!(o instanceof " + className + ")) return false;\n");
   1.454 +                w.write("    " + className + " p = (" + className + ")o;\n");
   1.455 +                for (Prprt p : props) {
   1.456 +                    w.write("    if (!org.netbeans.html.json.impl.JSON.isSame(prop_" + p.name() + ", p.prop_" + p.name() + ")) return false;\n");
   1.457 +                }
   1.458 +                w.write("    return true;\n");
   1.459 +                w.write("  }\n");
   1.460 +                w.write("  public int hashCode() {\n");
   1.461 +                w.write("    int h = " + className + ".class.getName().hashCode();\n");
   1.462 +                for (Prprt p : props) {
   1.463 +                    w.write("    h = org.netbeans.html.json.impl.JSON.hashPlus(prop_" + p.name() + ", h);\n");
   1.464 +                }
   1.465 +                w.write("    return h;\n");
   1.466 +                w.write("  }\n");
   1.467 +                w.write("}\n");
   1.468 +            } finally {
   1.469 +                w.close();
   1.470 +            }
   1.471 +        } catch (IOException ex) {
   1.472 +            error("Can't create " + className + ".java", e);
   1.473 +            return false;
   1.474 +        }
   1.475 +        return ok;
   1.476 +    }
   1.477 +    
   1.478 +    private boolean generateProperties(
   1.479 +        Element where,
   1.480 +        Writer w, Prprt[] properties,
   1.481 +        Collection<String> props, 
   1.482 +        Map<String,Collection<String>> deps,
   1.483 +        Map<String,Collection<String>> functionDeps
   1.484 +    ) throws IOException {
   1.485 +        boolean ok = true;
   1.486 +        for (Prprt p : properties) {
   1.487 +            final String tn;
   1.488 +            tn = typeName(where, p);
   1.489 +            String[] gs = toGetSet(p.name(), tn, p.array());
   1.490 +            String castTo;
   1.491 +            
   1.492 +            if (p.array()) {
   1.493 +                w.write("  private org.netbeans.html.json.impl.JSONList<" + tn + "> prop_" + p.name() + " = new org.netbeans.html.json.impl.JSONList<" + tn + ">(ko, \""
   1.494 +                    + p.name() + "\"");
   1.495 +                Collection<String> dependants = deps.get(p.name());
   1.496 +                if (dependants != null) {
   1.497 +                    for (String depProp : dependants) {
   1.498 +                        w.write(", ");
   1.499 +                        w.write('\"');
   1.500 +                        w.write(depProp);
   1.501 +                        w.write('\"');
   1.502 +                    }
   1.503 +                }
   1.504 +                w.write(")");
   1.505 +                
   1.506 +                dependants = functionDeps.get(p.name());
   1.507 +                if (dependants != null) {
   1.508 +                    w.write(".onChange(new Runnable() { public void run() {\n");
   1.509 +                    for (String call : dependants) {
   1.510 +                        w.append("  ").append(call);
   1.511 +                    }
   1.512 +                    w.write("  }})");
   1.513 +                }
   1.514 +                w.write(";\n");
   1.515 +            
   1.516 +                castTo = "java.util.List";
   1.517 +                w.write("  public java.util.List<" + tn + "> " + gs[0] + "() {\n");
   1.518 +                w.write("    if (locked) throw new IllegalStateException();\n");
   1.519 +                w.write("    return prop_" + p.name() + ";\n");
   1.520 +                w.write("  }\n");
   1.521 +            } else {
   1.522 +                castTo = tn;
   1.523 +                w.write("  private " + tn + " prop_" + p.name() + ";\n");
   1.524 +                w.write("  public " + tn + " " + gs[0] + "() {\n");
   1.525 +                w.write("    if (locked) throw new IllegalStateException();\n");
   1.526 +                w.write("    return prop_" + p.name() + ";\n");
   1.527 +                w.write("  }\n");
   1.528 +                w.write("  public void " + gs[1] + "(" + tn + " v) {\n");
   1.529 +                w.write("    if (locked) throw new IllegalStateException();\n");
   1.530 +                w.write("    if (org.netbeans.html.json.impl.JSON.isSame(prop_" + p.name() + ", v)) return;\n");
   1.531 +                w.write("    prop_" + p.name() + " = v;\n");
   1.532 +                w.write("    org.netbeans.html.json.impl.Bindings b = ko[0];\n");
   1.533 +                w.write("    if (b != null) {\n");
   1.534 +                w.write("      b.valueHasMutated(\"" + p.name() + "\");\n");
   1.535 +                Collection<String> dependants = deps.get(p.name());
   1.536 +                if (dependants != null) {
   1.537 +                    for (String depProp : dependants) {
   1.538 +                        w.write("      b.valueHasMutated(\"" + depProp + "\");\n");
   1.539 +                    }
   1.540 +                }
   1.541 +                w.write("    }\n");
   1.542 +                dependants = functionDeps.get(p.name());
   1.543 +                if (dependants != null) {
   1.544 +                    for (String call : dependants) {
   1.545 +                        w.append("  ").append(call);
   1.546 +                    }
   1.547 +                }
   1.548 +                w.write("  }\n");
   1.549 +            }
   1.550 +            
   1.551 +            props.add(p.name());
   1.552 +            props.add(gs[2]);
   1.553 +            props.add(gs[3]);
   1.554 +            props.add(gs[0]);
   1.555 +            props.add(castTo);
   1.556 +        }
   1.557 +        return ok;
   1.558 +    }
   1.559 +
   1.560 +    private boolean generateComputedProperties(
   1.561 +        Writer w, Prprt[] fixedProps,
   1.562 +        Collection<? extends Element> arr, Collection<String> props,
   1.563 +        Map<String,Collection<String>> deps
   1.564 +    ) throws IOException {
   1.565 +        boolean ok = true;
   1.566 +        for (Element e : arr) {
   1.567 +            if (e.getKind() != ElementKind.METHOD) {
   1.568 +                continue;
   1.569 +            }
   1.570 +            if (e.getAnnotation(ComputedProperty.class) == null) {
   1.571 +                continue;
   1.572 +            }
   1.573 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
   1.574 +                error("Method " + e.getSimpleName() + " has to be static when annotated by @ComputedProperty", e);
   1.575 +                ok = false;
   1.576 +                continue;
   1.577 +            }
   1.578 +            ExecutableElement ee = (ExecutableElement)e;
   1.579 +            final TypeMirror rt = ee.getReturnType();
   1.580 +            final Types tu = processingEnv.getTypeUtils();
   1.581 +            TypeMirror ert = tu.erasure(rt);
   1.582 +            String tn = fqn(ert, ee);
   1.583 +            boolean array = false;
   1.584 +            final TypeMirror toCheck;
   1.585 +            if (tn.equals("java.util.List")) {
   1.586 +                array = true;
   1.587 +                toCheck = ((DeclaredType)rt).getTypeArguments().get(0);
   1.588 +            } else {
   1.589 +                toCheck = rt;
   1.590 +            }
   1.591 +            
   1.592 +            final String sn = ee.getSimpleName().toString();
   1.593 +            
   1.594 +            if (toCheck.getKind().isPrimitive()) {
   1.595 +                // OK
   1.596 +            } else {
   1.597 +                TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
   1.598 +                TypeMirror enumType = processingEnv.getElementUtils().getTypeElement("java.lang.Enum").asType();
   1.599 +
   1.600 +                if (tu.isSubtype(toCheck, stringType)) {
   1.601 +                    // OK
   1.602 +                } else if (tu.isSubtype(tu.erasure(toCheck), tu.erasure(enumType))) {
   1.603 +                    // OK
   1.604 +                } else if (isModel(toCheck)) {
   1.605 +                    // OK
   1.606 +                } else {
   1.607 +                    ok = false;
   1.608 +                    error(sn + " cannot return " + toCheck, e);
   1.609 +                }
   1.610 +            }
   1.611 +            
   1.612 +            String[] gs = toGetSet(sn, tn, array);
   1.613 +            
   1.614 +            w.write("  public " + tn + " " + gs[0] + "() {\n");
   1.615 +            w.write("    if (locked) throw new IllegalStateException();\n");
   1.616 +            int arg = 0;
   1.617 +            for (VariableElement pe : ee.getParameters()) {
   1.618 +                final String dn = pe.getSimpleName().toString();
   1.619 +                
   1.620 +                if (!verifyPropName(pe, dn, fixedProps)) {
   1.621 +                    ok = false;
   1.622 +                }
   1.623 +                
   1.624 +                final String dt = fqn(pe.asType(), ee);
   1.625 +                String[] call = toGetSet(dn, dt, false);
   1.626 +                w.write("    " + dt + " arg" + (++arg) + " = ");
   1.627 +                w.write(call[0] + "();\n");
   1.628 +                
   1.629 +                Collection<String> depends = deps.get(dn);
   1.630 +                if (depends == null) {
   1.631 +                    depends = new LinkedHashSet<String>();
   1.632 +                    deps.put(dn, depends);
   1.633 +                }
   1.634 +                depends.add(sn);
   1.635 +            }
   1.636 +            w.write("    try {\n");
   1.637 +            w.write("      locked = true;\n");
   1.638 +            w.write("      return " + fqn(ee.getEnclosingElement().asType(), ee) + '.' + e.getSimpleName() + "(");
   1.639 +            String sep = "";
   1.640 +            for (int i = 1; i <= arg; i++) {
   1.641 +                w.write(sep);
   1.642 +                w.write("arg" + i);
   1.643 +                sep = ", ";
   1.644 +            }
   1.645 +            w.write(");\n");
   1.646 +            w.write("    } finally {\n");
   1.647 +            w.write("      locked = false;\n");
   1.648 +            w.write("    }\n");
   1.649 +            w.write("  }\n");
   1.650 +
   1.651 +            props.add(e.getSimpleName().toString());
   1.652 +            props.add(gs[2]);
   1.653 +            props.add(null);
   1.654 +            props.add(gs[0]);
   1.655 +            props.add(tn);
   1.656 +        }
   1.657 +        
   1.658 +        return ok;
   1.659 +    }
   1.660 +
   1.661 +    private static String[] toGetSet(String name, String type, boolean array) {
   1.662 +        String n = Character.toUpperCase(name.charAt(0)) + name.substring(1);
   1.663 +        String bck2brwsrType = "L" + type.replace('.', '_') + "_2";
   1.664 +        if ("int".equals(type)) {
   1.665 +            bck2brwsrType = "I";
   1.666 +        }
   1.667 +        if ("double".equals(type)) {
   1.668 +            bck2brwsrType = "D";
   1.669 +        }
   1.670 +        String pref = "get";
   1.671 +        if ("boolean".equals(type)) {
   1.672 +            pref = "is";
   1.673 +            bck2brwsrType = "Z";
   1.674 +        }
   1.675 +        final String nu = n.replace('.', '_');
   1.676 +        if (array) {
   1.677 +            return new String[] { 
   1.678 +                "get" + n,
   1.679 +                null,
   1.680 +                "get" + nu + "__Ljava_util_List_2",
   1.681 +                null
   1.682 +            };
   1.683 +        }
   1.684 +        return new String[]{
   1.685 +            pref + n, 
   1.686 +            "set" + n, 
   1.687 +            pref + nu + "__" + bck2brwsrType,
   1.688 +            "set" + nu + "__V" + bck2brwsrType
   1.689 +        };
   1.690 +    }
   1.691 +
   1.692 +    private String typeName(Element where, Prprt p) {
   1.693 +        String ret;
   1.694 +        boolean[] isModel = { false };
   1.695 +        boolean[] isEnum = { false };
   1.696 +        boolean isPrimitive[] = { false };
   1.697 +        ret = checkType(p, isModel, isEnum, isPrimitive);
   1.698 +        if (p.array()) {
   1.699 +            String bt = findBoxedType(ret);
   1.700 +            if (bt != null) {
   1.701 +                return bt;
   1.702 +            }
   1.703 +        }
   1.704 +        return ret;
   1.705 +    }
   1.706 +    
   1.707 +    private static String findBoxedType(String ret) {
   1.708 +        if (ret.equals("boolean")) {
   1.709 +            return Boolean.class.getName();
   1.710 +        }
   1.711 +        if (ret.equals("byte")) {
   1.712 +            return Byte.class.getName();
   1.713 +        }
   1.714 +        if (ret.equals("short")) {
   1.715 +            return Short.class.getName();
   1.716 +        }
   1.717 +        if (ret.equals("char")) {
   1.718 +            return Character.class.getName();
   1.719 +        }
   1.720 +        if (ret.equals("int")) {
   1.721 +            return Integer.class.getName();
   1.722 +        }
   1.723 +        if (ret.equals("long")) {
   1.724 +            return Long.class.getName();
   1.725 +        }
   1.726 +        if (ret.equals("float")) {
   1.727 +            return Float.class.getName();
   1.728 +        }
   1.729 +        if (ret.equals("double")) {
   1.730 +            return Double.class.getName();
   1.731 +        }
   1.732 +        return null;
   1.733 +    }
   1.734 +
   1.735 +    private boolean verifyPropName(Element e, String propName, Prprt[] existingProps) {
   1.736 +        StringBuilder sb = new StringBuilder();
   1.737 +        String sep = "";
   1.738 +        for (Prprt Prprt : existingProps) {
   1.739 +            if (Prprt.name().equals(propName)) {
   1.740 +                return true;
   1.741 +            }
   1.742 +            sb.append(sep);
   1.743 +            sb.append('"');
   1.744 +            sb.append(Prprt.name());
   1.745 +            sb.append('"');
   1.746 +            sep = ", ";
   1.747 +        }
   1.748 +        error(
   1.749 +            propName + " is not one of known properties: " + sb
   1.750 +            , e
   1.751 +        );
   1.752 +        return false;
   1.753 +    }
   1.754 +
   1.755 +    private static String findPkgName(Element e) {
   1.756 +        for (;;) {
   1.757 +            if (e.getKind() == ElementKind.PACKAGE) {
   1.758 +                return ((PackageElement)e).getQualifiedName().toString();
   1.759 +            }
   1.760 +            e = e.getEnclosingElement();
   1.761 +        }
   1.762 +    }
   1.763 +
   1.764 +    private boolean generateFunctions(
   1.765 +        Element clazz, StringWriter body, String className, 
   1.766 +        List<? extends Element> enclosedElements, List<String> functions
   1.767 +    ) {
   1.768 +        for (Element m : enclosedElements) {
   1.769 +            if (m.getKind() != ElementKind.METHOD) {
   1.770 +                continue;
   1.771 +            }
   1.772 +            ExecutableElement e = (ExecutableElement)m;
   1.773 +            Function onF = e.getAnnotation(Function.class);
   1.774 +            if (onF == null) {
   1.775 +                continue;
   1.776 +            }
   1.777 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
   1.778 +                error("@OnFunction method needs to be static", e);
   1.779 +                return false;
   1.780 +            }
   1.781 +            if (e.getModifiers().contains(Modifier.PRIVATE)) {
   1.782 +                error("@OnFunction method cannot be private", e);
   1.783 +                return false;
   1.784 +            }
   1.785 +            if (e.getReturnType().getKind() != TypeKind.VOID) {
   1.786 +                error("@OnFunction method should return void", e);
   1.787 +                return false;
   1.788 +            }
   1.789 +            String n = e.getSimpleName().toString();
   1.790 +            body.append("  private void ").append(n).append("(Object data, Object ev) {\n");
   1.791 +            body.append("    ").append(((TypeElement)clazz).getQualifiedName()).append(".").append(n).append("(");
   1.792 +            body.append(wrapParams(e, null, className, "ev", "data"));
   1.793 +            body.append(");\n");
   1.794 +            body.append("  }\n");
   1.795 +            
   1.796 +            functions.add(n);
   1.797 +            functions.add(n + "__VLjava_lang_Object_2Ljava_lang_Object_2");
   1.798 +        }
   1.799 +        return true;
   1.800 +    }
   1.801 +
   1.802 +    private boolean generateOnChange(Element clazz, Map<String,Collection<String>> propDeps,
   1.803 +        Prprt[] properties, String className, 
   1.804 +        Map<String, Collection<String>> functionDeps
   1.805 +    ) {
   1.806 +        for (Element m : clazz.getEnclosedElements()) {
   1.807 +            if (m.getKind() != ElementKind.METHOD) {
   1.808 +                continue;
   1.809 +            }
   1.810 +            ExecutableElement e = (ExecutableElement) m;
   1.811 +            OnPropertyChange onPC = e.getAnnotation(OnPropertyChange.class);
   1.812 +            if (onPC == null) {
   1.813 +                continue;
   1.814 +            }
   1.815 +            for (String pn : onPC.value()) {
   1.816 +                if (findPrprt(properties, pn) == null && findDerivedFrom(propDeps, pn).isEmpty()) {
   1.817 +                    error("No Prprt named '" + pn + "' in the model", clazz);
   1.818 +                    return false;
   1.819 +                }
   1.820 +            }
   1.821 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
   1.822 +                error("@OnPrprtChange method needs to be static", e);
   1.823 +                return false;
   1.824 +            }
   1.825 +            if (e.getModifiers().contains(Modifier.PRIVATE)) {
   1.826 +                error("@OnPrprtChange method cannot be private", e);
   1.827 +                return false;
   1.828 +            }
   1.829 +            if (e.getReturnType().getKind() != TypeKind.VOID) {
   1.830 +                error("@OnPrprtChange method should return void", e);
   1.831 +                return false;
   1.832 +            }
   1.833 +            String n = e.getSimpleName().toString();
   1.834 +            
   1.835 +            
   1.836 +            for (String pn : onPC.value()) {
   1.837 +                StringBuilder call = new StringBuilder();
   1.838 +                call.append("  ").append(clazz.getSimpleName()).append(".").append(n).append("(");
   1.839 +                call.append(wrapPropName(e, className, "name", pn));
   1.840 +                call.append(");\n");
   1.841 +                
   1.842 +                Collection<String> change = functionDeps.get(pn);
   1.843 +                if (change == null) {
   1.844 +                    change = new ArrayList<String>();
   1.845 +                    functionDeps.put(pn, change);
   1.846 +                }
   1.847 +                change.add(call.toString());
   1.848 +                for (String dpn : findDerivedFrom(propDeps, pn)) {
   1.849 +                    change = functionDeps.get(dpn);
   1.850 +                    if (change == null) {
   1.851 +                        change = new ArrayList<String>();
   1.852 +                        functionDeps.put(dpn, change);
   1.853 +                    }
   1.854 +                    change.add(call.toString());
   1.855 +                }
   1.856 +            }
   1.857 +        }
   1.858 +        return true;
   1.859 +    }
   1.860 +
   1.861 +    private boolean generateOperation(Element clazz, 
   1.862 +        StringWriter body, String className, 
   1.863 +        List<? extends Element> enclosedElements
   1.864 +    ) {
   1.865 +        for (Element m : enclosedElements) {
   1.866 +            if (m.getKind() != ElementKind.METHOD) {
   1.867 +                continue;
   1.868 +            }
   1.869 +            ExecutableElement e = (ExecutableElement)m;
   1.870 +            ModelOperation mO = e.getAnnotation(ModelOperation.class);
   1.871 +            if (mO == null) {
   1.872 +                continue;
   1.873 +            }
   1.874 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
   1.875 +                error("@ModelOperation method needs to be static", e);
   1.876 +                return false;
   1.877 +            }
   1.878 +            if (e.getModifiers().contains(Modifier.PRIVATE)) {
   1.879 +                error("@ModelOperation method cannot be private", e);
   1.880 +                return false;
   1.881 +            }
   1.882 +            if (e.getReturnType().getKind() != TypeKind.VOID) {
   1.883 +                error("@ModelOperation method should return void", e);
   1.884 +                return false;
   1.885 +            }
   1.886 +            List<String> args = new ArrayList<String>();
   1.887 +            {
   1.888 +                body.append("  public void ").append(m.getSimpleName()).append("(");
   1.889 +                String sep = "";
   1.890 +                boolean checkFirst = true;
   1.891 +                for (VariableElement ve : e.getParameters()) {
   1.892 +                    final TypeMirror type = ve.asType();
   1.893 +                    CharSequence simpleName;
   1.894 +                    if (type.getKind() == TypeKind.DECLARED) {
   1.895 +                        simpleName = ((DeclaredType)type).asElement().getSimpleName();
   1.896 +                    } else {
   1.897 +                        simpleName = type.toString();
   1.898 +                    }
   1.899 +                    if (simpleName.toString().equals(className)) {
   1.900 +                        checkFirst = false;
   1.901 +                    } else {
   1.902 +                        if (checkFirst) {
   1.903 +                            error("First parameter of @ModelOperation method must be " + className, m);
   1.904 +                            return false;
   1.905 +                        }
   1.906 +                        args.add(ve.getSimpleName().toString());
   1.907 +                        body.append(sep).append("final ");
   1.908 +                        body.append(ve.asType().toString()).append(" ");
   1.909 +                        body.append(ve.toString());
   1.910 +                        sep = ", ";
   1.911 +                    }
   1.912 +                }
   1.913 +                body.append(") {\n");
   1.914 +                body.append("    org.netbeans.html.json.impl.JSON.runInBrowser(this.context, new Runnable() { public void run() {\n");
   1.915 +                body.append("      ").append(clazz.getSimpleName()).append(".").append(m.getSimpleName()).append("(");
   1.916 +                body.append(className).append(".this");
   1.917 +                for (String s : args) {
   1.918 +                    body.append(", ").append(s);
   1.919 +                }
   1.920 +                body.append(");\n");
   1.921 +                body.append("    }});\n");
   1.922 +                body.append("  }\n");
   1.923 +            }
   1.924 +            
   1.925 +        }
   1.926 +        return true;
   1.927 +    }
   1.928 +    
   1.929 +    
   1.930 +    private boolean generateReceive(
   1.931 +        Element clazz, StringWriter body, String className, 
   1.932 +        List<? extends Element> enclosedElements, List<String> functions
   1.933 +    ) {
   1.934 +        for (Element m : enclosedElements) {
   1.935 +            if (m.getKind() != ElementKind.METHOD) {
   1.936 +                continue;
   1.937 +            }
   1.938 +            ExecutableElement e = (ExecutableElement)m;
   1.939 +            OnReceive onR = e.getAnnotation(OnReceive.class);
   1.940 +            if (onR == null) {
   1.941 +                continue;
   1.942 +            }
   1.943 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
   1.944 +                error("@OnReceive method needs to be static", e);
   1.945 +                return false;
   1.946 +            }
   1.947 +            if (e.getModifiers().contains(Modifier.PRIVATE)) {
   1.948 +                error("@OnReceive method cannot be private", e);
   1.949 +                return false;
   1.950 +            }
   1.951 +            if (e.getReturnType().getKind() != TypeKind.VOID) {
   1.952 +                error("@OnReceive method should return void", e);
   1.953 +                return false;
   1.954 +            }
   1.955 +            if (!onR.jsonp().isEmpty() && !"GET".equals(onR.method())) {
   1.956 +                error("JSONP works only with GET transport method", e);
   1.957 +            }
   1.958 +            String dataMirror = findDataSpecified(e, onR);
   1.959 +            if ("PUT".equals(onR.method()) && dataMirror == null) {
   1.960 +                error("PUT method needs to specify a data() class", e);
   1.961 +                return false;
   1.962 +            }
   1.963 +            if ("POST".equals(onR.method()) && dataMirror == null) {
   1.964 +                error("POST method needs to specify a data() class", e);
   1.965 +                return false;
   1.966 +            }
   1.967 +            String modelClass = null;
   1.968 +            boolean expectsList = false;
   1.969 +            List<String> args = new ArrayList<String>();
   1.970 +            {
   1.971 +                for (VariableElement ve : e.getParameters()) {
   1.972 +                    TypeMirror modelType = null;
   1.973 +                    final TypeMirror type = ve.asType();
   1.974 +                    CharSequence simpleName;
   1.975 +                    if (type.getKind() == TypeKind.DECLARED) {
   1.976 +                        simpleName = ((DeclaredType)type).asElement().getSimpleName();
   1.977 +                    } else {
   1.978 +                        simpleName = type.toString();
   1.979 +                    }
   1.980 +                    if (simpleName.toString().equals(className)) {
   1.981 +                        args.add(className + ".this");
   1.982 +                    } else if (isModel(ve.asType())) {
   1.983 +                        modelType = ve.asType();
   1.984 +                    } else if (ve.asType().getKind() == TypeKind.ARRAY) {
   1.985 +                        modelType = ((ArrayType)ve.asType()).getComponentType();
   1.986 +                        expectsList = true;
   1.987 +                    } else if (ve.asType().toString().equals("java.lang.String")) {
   1.988 +                        modelType = ve.asType();
   1.989 +                    }
   1.990 +                    if (modelType != null) {
   1.991 +                        if (modelClass != null) {
   1.992 +                            error("There can be only one model class among arguments", e);
   1.993 +                        } else {
   1.994 +                            modelClass = modelType.toString();
   1.995 +                            if (expectsList) {
   1.996 +                                args.add("arr");
   1.997 +                            } else {
   1.998 +                                args.add("arr[0]");
   1.999 +                            }
  1.1000 +                        }
  1.1001 +                    }
  1.1002 +                }
  1.1003 +            }
  1.1004 +            if (modelClass == null) {
  1.1005 +                error("The method needs to have one @Model class as parameter", e);
  1.1006 +            }
  1.1007 +            String n = e.getSimpleName().toString();
  1.1008 +            if ("WebSocket".equals(onR.method())) {
  1.1009 +                body.append("  /** Performs WebSocket communication. Call with <code>null</code> data parameter\n");
  1.1010 +                body.append("  * to open the connection (even if not required). Call with non-null data to\n");
  1.1011 +                body.append("  * send messages to server. Call again with <code>null</code> data to close the socket.\n");
  1.1012 +                body.append("  */\n");
  1.1013 +            }
  1.1014 +            body.append("  public void ").append(n).append("(");
  1.1015 +            StringBuilder urlBefore = new StringBuilder();
  1.1016 +            StringBuilder urlAfter = new StringBuilder();
  1.1017 +            String jsonpVarName = null;
  1.1018 +            {
  1.1019 +                String sep = "";
  1.1020 +                boolean skipJSONP = onR.jsonp().isEmpty();
  1.1021 +                for (String p : findParamNames(e, onR.url(), onR.jsonp(), urlBefore, urlAfter)) {
  1.1022 +                    if (!skipJSONP && p.equals(onR.jsonp())) {
  1.1023 +                        skipJSONP = true;
  1.1024 +                        jsonpVarName = p;
  1.1025 +                        continue;
  1.1026 +                    }
  1.1027 +                    body.append(sep);
  1.1028 +                    body.append("String ").append(p);
  1.1029 +                    sep = ", ";
  1.1030 +                }
  1.1031 +                if (!skipJSONP) {
  1.1032 +                    error(
  1.1033 +                        "Name of jsonp attribute ('" + onR.jsonp() + 
  1.1034 +                        "') is not used in url attribute '" + onR.url() + "'", e
  1.1035 +                    );
  1.1036 +                }
  1.1037 +                if (dataMirror != null) {
  1.1038 +                    body.append(sep).append(dataMirror.toString()).append(" data");
  1.1039 +                }
  1.1040 +            }
  1.1041 +            body.append(") {\n");
  1.1042 +            boolean webSocket = onR.method().equals("WebSocket");
  1.1043 +            if (webSocket) {
  1.1044 +                if (generateWSReceiveBody(body, onR, e, clazz, className, expectsList, modelClass, n, args, urlBefore, jsonpVarName, urlAfter, dataMirror)) {
  1.1045 +                    return false;
  1.1046 +                }
  1.1047 +                body.append("  }\n");
  1.1048 +                body.append("  private org.netbeans.html.json.impl.JSON.WS ws_" + e.getSimpleName() + ";\n");
  1.1049 +            } else {
  1.1050 +                if (generateJSONReceiveBody(body, onR, e, clazz, className, expectsList, modelClass, n, args, urlBefore, jsonpVarName, urlAfter, dataMirror)) {
  1.1051 +                    return false;
  1.1052 +                }
  1.1053 +                body.append("  }\n");
  1.1054 +            }
  1.1055 +        }
  1.1056 +        return true;
  1.1057 +    }
  1.1058 +
  1.1059 +    private boolean generateJSONReceiveBody(StringWriter body, OnReceive onR, ExecutableElement e, Element clazz, String className, boolean expectsList, String modelClass, String n, List<String> args, StringBuilder urlBefore, String jsonpVarName, StringBuilder urlAfter, String dataMirror) {
  1.1060 +        body.append(
  1.1061 +            "    class ProcessResult extends org.netbeans.html.json.impl.RcvrJSON {\n" +
  1.1062 +            "      @Override\n" +
  1.1063 +            "      public void onError(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n" +
  1.1064 +            "        Exception value = ev.getException();\n"
  1.1065 +            );
  1.1066 +        if (onR.onError().isEmpty()) {
  1.1067 +            body.append(
  1.1068 +                "        value.printStackTrace();\n"
  1.1069 +                );
  1.1070 +        } else {
  1.1071 +            if (!findOnError(e, ((TypeElement)clazz), onR.onError(), className)) {
  1.1072 +                return true;
  1.1073 +            }
  1.1074 +            body.append("        ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
  1.1075 +            body.append(className).append(".this, value);\n");
  1.1076 +        }
  1.1077 +        body.append(
  1.1078 +            "      }\n" +
  1.1079 +            "      @Override\n" +
  1.1080 +            "      public void onMessage(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n"
  1.1081 +            );
  1.1082 +        if (expectsList) {
  1.1083 +            body.append(
  1.1084 +                "        " + modelClass + "[] arr = new " + modelClass + "[ev.dataSize()];\n"
  1.1085 +                );
  1.1086 +        } else {
  1.1087 +            body.append(
  1.1088 +                "        " + modelClass + "[] arr = { null };\n"
  1.1089 +                );
  1.1090 +        }
  1.1091 +        body.append(
  1.1092 +            "        ev.dataRead(context, " + modelClass + ".class, arr);\n"
  1.1093 +            );
  1.1094 +        {
  1.1095 +            body.append("        ").append(clazz.getSimpleName()).append(".").append(n).append("(");
  1.1096 +            String sep = "";
  1.1097 +            for (String arg : args) {
  1.1098 +                body.append(sep);
  1.1099 +                body.append(arg);
  1.1100 +                sep = ", ";
  1.1101 +            }
  1.1102 +            body.append(");\n");
  1.1103 +        }
  1.1104 +        body.append(
  1.1105 +            "      }\n" +
  1.1106 +            "    }\n"
  1.1107 +            );
  1.1108 +        body.append("    ProcessResult pr = new ProcessResult();\n");
  1.1109 +        body.append("    org.netbeans.html.json.impl.JSON.loadJSON(context, pr,\n        ");
  1.1110 +        body.append(urlBefore).append(", ");
  1.1111 +        if (jsonpVarName != null) {
  1.1112 +            body.append(urlAfter);
  1.1113 +        } else {
  1.1114 +            body.append("null");
  1.1115 +        }
  1.1116 +        if (!"GET".equals(onR.method()) || dataMirror != null) {
  1.1117 +            body.append(", \"").append(onR.method()).append('"');
  1.1118 +            if (dataMirror != null) {
  1.1119 +                body.append(", data");
  1.1120 +            } else {
  1.1121 +                body.append(", null");
  1.1122 +            }
  1.1123 +        } else {
  1.1124 +            body.append(", null, null");
  1.1125 +        }
  1.1126 +        body.append(");\n");
  1.1127 +        return false;
  1.1128 +    }
  1.1129 +    
  1.1130 +    private boolean generateWSReceiveBody(StringWriter body, OnReceive onR, ExecutableElement e, Element clazz, String className, boolean expectsList, String modelClass, String n, List<String> args, StringBuilder urlBefore, String jsonpVarName, StringBuilder urlAfter, String dataMirror) {
  1.1131 +        body.append(
  1.1132 +            "    class ProcessResult extends org.netbeans.html.json.impl.RcvrJSON {\n" +
  1.1133 +            "      @Override\n" +
  1.1134 +            "      public void onOpen(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n"
  1.1135 +        );
  1.1136 +        body.append("        ").append(clazz.getSimpleName()).append(".").append(n).append("(");
  1.1137 +        {
  1.1138 +            String sep = "";
  1.1139 +            for (String arg : args) {
  1.1140 +                body.append(sep);
  1.1141 +                if (arg.startsWith("arr")) {
  1.1142 +                    body.append("null");
  1.1143 +                } else {
  1.1144 +                    body.append(arg);
  1.1145 +                }
  1.1146 +                sep = ", ";
  1.1147 +            }
  1.1148 +        }
  1.1149 +        body.append(");\n");
  1.1150 +        body.append(
  1.1151 +            "      }\n" +
  1.1152 +            "      @Override\n" +
  1.1153 +            "      public void onError(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n" +
  1.1154 +            "        Exception value = ev.getException();\n"
  1.1155 +            );
  1.1156 +        if (onR.onError().isEmpty()) {
  1.1157 +            body.append(
  1.1158 +                "        value.printStackTrace();\n"
  1.1159 +                );
  1.1160 +        } else {
  1.1161 +            if (!findOnError(e, ((TypeElement)clazz), onR.onError(), className)) {
  1.1162 +                return true;
  1.1163 +            }
  1.1164 +            body.append("        ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
  1.1165 +            body.append(className).append(".this, value);\n");
  1.1166 +        }
  1.1167 +        body.append(
  1.1168 +            "      }\n" +
  1.1169 +            "      @Override\n" +
  1.1170 +            "      public void onMessage(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n"
  1.1171 +        );
  1.1172 +        if (expectsList) {
  1.1173 +            body.append(
  1.1174 +                "        " + modelClass + "[] arr = new " + modelClass + "[ev.dataSize()];\n"
  1.1175 +                );
  1.1176 +        } else {
  1.1177 +            body.append(
  1.1178 +                "        " + modelClass + "[] arr = { null };\n"
  1.1179 +                );
  1.1180 +        }
  1.1181 +        body.append(
  1.1182 +            "        ev.dataRead(context, " + modelClass + ".class, arr);\n"
  1.1183 +            );
  1.1184 +        {
  1.1185 +            body.append("        ").append(clazz.getSimpleName()).append(".").append(n).append("(");
  1.1186 +            String sep = "";
  1.1187 +            for (String arg : args) {
  1.1188 +                body.append(sep);
  1.1189 +                body.append(arg);
  1.1190 +                sep = ", ";
  1.1191 +            }
  1.1192 +            body.append(");\n");
  1.1193 +        }
  1.1194 +        body.append(
  1.1195 +            "      }\n"
  1.1196 +        );
  1.1197 +        if (!onR.onError().isEmpty()) {
  1.1198 +            body.append(
  1.1199 +                "      @Override\n"
  1.1200 +              + "      public void onClose(org.netbeans.html.json.impl.RcvrJSON.MsgEvnt ev) {\n"
  1.1201 +            );
  1.1202 +            body.append("        ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
  1.1203 +            body.append(className).append(".this, null);\n");
  1.1204 +            body.append(
  1.1205 +                "      }\n"
  1.1206 +            );
  1.1207 +        }
  1.1208 +        body.append("    }\n");
  1.1209 +        body.append("    if (this.ws_").append(e.getSimpleName()).append(" == null) {\n");
  1.1210 +        body.append("      ProcessResult pr = new ProcessResult();\n");
  1.1211 +        body.append("      this.ws_").append(e.getSimpleName());
  1.1212 +        body.append("= org.netbeans.html.json.impl.JSON.openWS(context, pr,\n        ");
  1.1213 +        body.append(urlBefore).append(", data);\n");
  1.1214 +        body.append("    } else {\n");
  1.1215 +        body.append("      this.ws_").append(e.getSimpleName()).append(".send(context, ").append(urlBefore).append(", data);\n");
  1.1216 +        body.append("    }\n");
  1.1217 +        return false;
  1.1218 +    }
  1.1219 +
  1.1220 +    private CharSequence wrapParams(
  1.1221 +        ExecutableElement ee, String id, String className, String evName, String dataName
  1.1222 +    ) {
  1.1223 +        TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
  1.1224 +        StringBuilder params = new StringBuilder();
  1.1225 +        boolean first = true;
  1.1226 +        for (VariableElement ve : ee.getParameters()) {
  1.1227 +            if (!first) {
  1.1228 +                params.append(", ");
  1.1229 +            }
  1.1230 +            first = false;
  1.1231 +            String toCall = null;
  1.1232 +            String toFinish = null;
  1.1233 +            if (ve.asType() == stringType) {
  1.1234 +                if (ve.getSimpleName().contentEquals("id")) {
  1.1235 +                    params.append('"').append(id).append('"');
  1.1236 +                    continue;
  1.1237 +                }
  1.1238 +                toCall = "org.netbeans.html.json.impl.JSON.toString(context, ";
  1.1239 +            }
  1.1240 +            if (ve.asType().getKind() == TypeKind.DOUBLE) {
  1.1241 +                toCall = "org.netbeans.html.json.impl.JSON.toNumber(context, ";
  1.1242 +                toFinish = ".doubleValue()";
  1.1243 +            }
  1.1244 +            if (ve.asType().getKind() == TypeKind.INT) {
  1.1245 +                toCall = "org.netbeans.html.json.impl.JSON.toNumber(context, ";
  1.1246 +                toFinish = ".intValue()";
  1.1247 +            }
  1.1248 +            if (dataName != null && ve.getSimpleName().contentEquals(dataName) && isModel(ve.asType())) {
  1.1249 +                toCall = "org.netbeans.html.json.impl.JSON.toModel(context, " + ve.asType() + ".class, ";
  1.1250 +            }
  1.1251 +
  1.1252 +            if (toCall != null) {
  1.1253 +                params.append(toCall);
  1.1254 +                if (dataName != null && ve.getSimpleName().contentEquals(dataName)) {
  1.1255 +                    params.append(dataName);
  1.1256 +                    params.append(", null");
  1.1257 +                } else {
  1.1258 +                    if (evName == null) {
  1.1259 +                        final StringBuilder sb = new StringBuilder();
  1.1260 +                        sb.append("Unexpected string parameter name.");
  1.1261 +                        if (dataName != null) {
  1.1262 +                            sb.append(" Try \"").append(dataName).append("\"");
  1.1263 +                        }
  1.1264 +                        error(sb.toString(), ee);
  1.1265 +                    }
  1.1266 +                    params.append(evName);
  1.1267 +                    params.append(", \"");
  1.1268 +                    params.append(ve.getSimpleName().toString());
  1.1269 +                    params.append("\"");
  1.1270 +                }
  1.1271 +                params.append(")");
  1.1272 +                if (toFinish != null) {
  1.1273 +                    params.append(toFinish);
  1.1274 +                }
  1.1275 +                continue;
  1.1276 +            }
  1.1277 +            String rn = fqn(ve.asType(), ee);
  1.1278 +            int last = rn.lastIndexOf('.');
  1.1279 +            if (last >= 0) {
  1.1280 +                rn = rn.substring(last + 1);
  1.1281 +            }
  1.1282 +            if (rn.equals(className)) {
  1.1283 +                params.append(className).append(".this");
  1.1284 +                continue;
  1.1285 +            }
  1.1286 +            error(
  1.1287 +                "The annotated method can only accept " + className + " argument or argument named 'data'",
  1.1288 +                ee
  1.1289 +            );
  1.1290 +        }
  1.1291 +        return params;
  1.1292 +    }
  1.1293 +    
  1.1294 +    
  1.1295 +    private CharSequence wrapPropName(
  1.1296 +        ExecutableElement ee, String className, String propName, String propValue
  1.1297 +    ) {
  1.1298 +        TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
  1.1299 +        StringBuilder params = new StringBuilder();
  1.1300 +        boolean first = true;
  1.1301 +        for (VariableElement ve : ee.getParameters()) {
  1.1302 +            if (!first) {
  1.1303 +                params.append(", ");
  1.1304 +            }
  1.1305 +            first = false;
  1.1306 +            if (ve.asType() == stringType) {
  1.1307 +                if (propName != null && ve.getSimpleName().contentEquals(propName)) {
  1.1308 +                    params.append('"').append(propValue).append('"');
  1.1309 +                } else {
  1.1310 +                    error("Unexpected string parameter name. Try \"" + propName + "\".", ee);
  1.1311 +                }
  1.1312 +                continue;
  1.1313 +            }
  1.1314 +            String rn = fqn(ve.asType(), ee);
  1.1315 +            int last = rn.lastIndexOf('.');
  1.1316 +            if (last >= 0) {
  1.1317 +                rn = rn.substring(last + 1);
  1.1318 +            }
  1.1319 +            if (rn.equals(className)) {
  1.1320 +                params.append(className).append(".this");
  1.1321 +                continue;
  1.1322 +            }
  1.1323 +            error(
  1.1324 +                "@OnPrprtChange method can only accept String or " + className + " arguments",
  1.1325 +                ee);
  1.1326 +        }
  1.1327 +        return params;
  1.1328 +    }
  1.1329 +    
  1.1330 +    private boolean isModel(TypeMirror tm) {
  1.1331 +        if (tm.getKind() == TypeKind.ERROR) {
  1.1332 +            return true;
  1.1333 +        }
  1.1334 +        final Element e = processingEnv.getTypeUtils().asElement(tm);
  1.1335 +        if (e == null) {
  1.1336 +            return false;
  1.1337 +        }
  1.1338 +        for (Element ch : e.getEnclosedElements()) {
  1.1339 +            if (ch.getKind() == ElementKind.METHOD) {
  1.1340 +                ExecutableElement ee = (ExecutableElement)ch;
  1.1341 +                if (ee.getParameters().isEmpty() && ee.getSimpleName().contentEquals("modelFor")) {
  1.1342 +                    return true;
  1.1343 +                }
  1.1344 +            }
  1.1345 +        }
  1.1346 +        return models.values().contains(e.getSimpleName().toString());
  1.1347 +    }
  1.1348 +    
  1.1349 +    private void writeToString(Prprt[] props, Writer w) throws IOException {
  1.1350 +        w.write("  public String toString() {\n");
  1.1351 +        w.write("    StringBuilder sb = new StringBuilder();\n");
  1.1352 +        w.write("    sb.append('{');\n");
  1.1353 +        String sep = "";
  1.1354 +        for (Prprt p : props) {
  1.1355 +            w.write(sep);
  1.1356 +            w.append("    sb.append('\"').append(\"" + p.name() + "\")");
  1.1357 +                w.append(".append('\"').append(\":\");\n");
  1.1358 +            w.append("    sb.append(org.netbeans.html.json.impl.JSON.toJSON(prop_");
  1.1359 +            w.append(p.name()).append("));\n");
  1.1360 +            sep =    "    sb.append(',');\n";
  1.1361 +        }
  1.1362 +        w.write("    sb.append('}');\n");
  1.1363 +        w.write("    return sb.toString();\n");
  1.1364 +        w.write("  }\n");
  1.1365 +    }
  1.1366 +    private void writeClone(String className, Prprt[] props, Writer w) throws IOException {
  1.1367 +        w.write("  public " + className + " clone() {\n");
  1.1368 +        w.write("    return clone(context);\n");
  1.1369 +        w.write("  }\n");
  1.1370 +        w.write("  private " + className + " clone(net.java.html.BrwsrCtx ctx) {\n");
  1.1371 +        w.write("    " + className + " ret = new " + className + "(ctx);\n");
  1.1372 +        for (Prprt p : props) {
  1.1373 +            if (!p.array()) {
  1.1374 +                boolean isModel[] = { false };
  1.1375 +                boolean isEnum[] = { false };
  1.1376 +                boolean isPrimitive[] = { false };
  1.1377 +                checkType(p, isModel, isEnum, isPrimitive);
  1.1378 +                if (!isModel[0]) {
  1.1379 +                    w.write("    ret.prop_" + p.name() + " = prop_" + p.name() + ";\n");
  1.1380 +                    continue;
  1.1381 +                }
  1.1382 +                w.write("    ret.prop_" + p.name() + " =  prop_" + p.name() + "  == null ? null : prop_" + p.name() + ".clone();\n");
  1.1383 +            } else {
  1.1384 +                w.write("    ret.prop_" + p.name() + ".cloneAll(ctx, prop_" + p.name() + ");\n");
  1.1385 +            }
  1.1386 +        }
  1.1387 +        
  1.1388 +        w.write("    return ret;\n");
  1.1389 +        w.write("  }\n");
  1.1390 +    }
  1.1391 +
  1.1392 +    private String inPckName(Element e) {
  1.1393 +        StringBuilder sb = new StringBuilder();
  1.1394 +        while (e.getKind() != ElementKind.PACKAGE) {
  1.1395 +            if (sb.length() == 0) {
  1.1396 +                sb.append(e.getSimpleName());
  1.1397 +            } else {
  1.1398 +                sb.insert(0, '.');
  1.1399 +                sb.insert(0, e.getSimpleName());
  1.1400 +            }
  1.1401 +            e = e.getEnclosingElement();
  1.1402 +        }
  1.1403 +        return sb.toString();
  1.1404 +    }
  1.1405 +
  1.1406 +    private String fqn(TypeMirror pt, Element relative) {
  1.1407 +        if (pt.getKind() == TypeKind.ERROR) {
  1.1408 +            final Elements eu = processingEnv.getElementUtils();
  1.1409 +            PackageElement pckg = eu.getPackageOf(relative);
  1.1410 +            return pckg.getQualifiedName() + "." + pt.toString();
  1.1411 +        }
  1.1412 +        return pt.toString();
  1.1413 +    }
  1.1414 +
  1.1415 +    private String checkType(Prprt p, boolean[] isModel, boolean[] isEnum, boolean[] isPrimitive) {
  1.1416 +        TypeMirror tm;
  1.1417 +        try {
  1.1418 +            String ret = p.typeName(processingEnv);
  1.1419 +            TypeElement e = processingEnv.getElementUtils().getTypeElement(ret);
  1.1420 +            if (e == null) {
  1.1421 +                isModel[0] = true;
  1.1422 +                isEnum[0] = false;
  1.1423 +                isPrimitive[0] = false;
  1.1424 +                return ret;
  1.1425 +            }
  1.1426 +            tm = e.asType();
  1.1427 +        } catch (MirroredTypeException ex) {
  1.1428 +            tm = ex.getTypeMirror();
  1.1429 +        }
  1.1430 +        tm = processingEnv.getTypeUtils().erasure(tm);
  1.1431 +        if (isPrimitive[0] = tm.getKind().isPrimitive()) {
  1.1432 +            isEnum[0] = false;
  1.1433 +            isModel[0] = false;
  1.1434 +            return tm.toString();
  1.1435 +        }
  1.1436 +        final Element e = processingEnv.getTypeUtils().asElement(tm);
  1.1437 +        if (e.getKind() == ElementKind.CLASS && tm.getKind() == TypeKind.ERROR) {
  1.1438 +            isModel[0] = true;
  1.1439 +            isEnum[0] = false;
  1.1440 +            return e.getSimpleName().toString();
  1.1441 +        }
  1.1442 +        
  1.1443 +        final Model m = e == null ? null : e.getAnnotation(Model.class);
  1.1444 +        String ret;
  1.1445 +        if (m != null) {
  1.1446 +            ret = findPkgName(e) + '.' + m.className();
  1.1447 +            isModel[0] = true;
  1.1448 +            models.put(e, m.className());
  1.1449 +        } else if (findModelForMthd(e)) {
  1.1450 +            ret = ((TypeElement)e).getQualifiedName().toString();
  1.1451 +            isModel[0] = true;
  1.1452 +        } else {
  1.1453 +            ret = tm.toString();
  1.1454 +        }
  1.1455 +        TypeMirror enm = processingEnv.getElementUtils().getTypeElement("java.lang.Enum").asType();
  1.1456 +        enm = processingEnv.getTypeUtils().erasure(enm);
  1.1457 +        isEnum[0] = processingEnv.getTypeUtils().isSubtype(tm, enm);
  1.1458 +        return ret;
  1.1459 +    }
  1.1460 +    
  1.1461 +    private static boolean findModelForMthd(Element clazz) {
  1.1462 +        if (clazz == null) {
  1.1463 +            return false;
  1.1464 +        }
  1.1465 +        for (Element e : clazz.getEnclosedElements()) {
  1.1466 +            if (e.getKind() == ElementKind.METHOD) {
  1.1467 +                ExecutableElement ee = (ExecutableElement)e;
  1.1468 +                if (
  1.1469 +                    ee.getSimpleName().contentEquals("modelFor") &&
  1.1470 +                    ee.getParameters().isEmpty()
  1.1471 +                ) {
  1.1472 +                    return true;
  1.1473 +                }
  1.1474 +            }
  1.1475 +        }
  1.1476 +        return false;
  1.1477 +    }
  1.1478 +
  1.1479 +    private Iterable<String> findParamNames(
  1.1480 +        Element e, String url, String jsonParam, StringBuilder... both
  1.1481 +    ) {
  1.1482 +        List<String> params = new ArrayList<String>();
  1.1483 +        int wasJSON = 0;
  1.1484 +
  1.1485 +        for (int pos = 0; ;) {
  1.1486 +            int next = url.indexOf('{', pos);
  1.1487 +            if (next == -1) {
  1.1488 +                both[wasJSON].append('"')
  1.1489 +                    .append(url.substring(pos))
  1.1490 +                    .append('"');
  1.1491 +                return params;
  1.1492 +            }
  1.1493 +            int close = url.indexOf('}', next);
  1.1494 +            if (close == -1) {
  1.1495 +                error("Unbalanced '{' and '}' in " + url, e);
  1.1496 +                return params;
  1.1497 +            }
  1.1498 +            final String paramName = url.substring(next + 1, close);
  1.1499 +            params.add(paramName);
  1.1500 +            if (paramName.equals(jsonParam) && !jsonParam.isEmpty()) {
  1.1501 +                both[wasJSON].append('"')
  1.1502 +                    .append(url.substring(pos, next))
  1.1503 +                    .append('"');
  1.1504 +                wasJSON = 1;
  1.1505 +            } else {
  1.1506 +                both[wasJSON].append('"')
  1.1507 +                    .append(url.substring(pos, next))
  1.1508 +                    .append("\" + ").append(paramName).append(" + ");
  1.1509 +            }
  1.1510 +            pos = close + 1;
  1.1511 +        }
  1.1512 +    }
  1.1513 +
  1.1514 +    private static Prprt findPrprt(Prprt[] properties, String propName) {
  1.1515 +        for (Prprt p : properties) {
  1.1516 +            if (propName.equals(p.name())) {
  1.1517 +                return p;
  1.1518 +            }
  1.1519 +        }
  1.1520 +        return null;
  1.1521 +    }
  1.1522 +
  1.1523 +    private boolean isPrimitive(String type) {
  1.1524 +        return 
  1.1525 +            "int".equals(type) ||
  1.1526 +            "double".equals(type) ||
  1.1527 +            "long".equals(type) ||
  1.1528 +            "short".equals(type) ||
  1.1529 +            "byte".equals(type) ||
  1.1530 +            "char".equals(type) ||
  1.1531 +            "boolean".equals(type) ||
  1.1532 +            "float".equals(type);
  1.1533 +    }
  1.1534 +
  1.1535 +    private static Collection<String> findDerivedFrom(Map<String, Collection<String>> propsDeps, String derivedProp) {
  1.1536 +        Set<String> names = new HashSet<String>();
  1.1537 +        for (Map.Entry<String, Collection<String>> e : propsDeps.entrySet()) {
  1.1538 +            if (e.getValue().contains(derivedProp)) {
  1.1539 +                names.add(e.getKey());
  1.1540 +            }
  1.1541 +        }
  1.1542 +        return names;
  1.1543 +    }
  1.1544 +    
  1.1545 +    private Prprt[] createProps(Element e, Property[] arr) {
  1.1546 +        Prprt[] ret = Prprt.wrap(processingEnv, e, arr);
  1.1547 +        Prprt[] prev = verify.put(e, ret);
  1.1548 +        if (prev != null) {
  1.1549 +            error("Two sets of properties for ", e);
  1.1550 +        }
  1.1551 +        return ret;
  1.1552 +    }
  1.1553 +    
  1.1554 +    private static String strip(String s) {
  1.1555 +        int indx = s.indexOf("__");
  1.1556 +        if (indx >= 0) {
  1.1557 +            return s.substring(0, indx);
  1.1558 +        } else {
  1.1559 +            return s;
  1.1560 +        }
  1.1561 +    }
  1.1562 +
  1.1563 +    private String findDataSpecified(ExecutableElement e, OnReceive onR) {
  1.1564 +        try {
  1.1565 +            return onR.data().getName();
  1.1566 +        } catch (MirroredTypeException ex) {
  1.1567 +            final TypeMirror tm = ex.getTypeMirror();
  1.1568 +            String name;
  1.1569 +            final Element te = processingEnv.getTypeUtils().asElement(tm);
  1.1570 +            if (te.getKind() == ElementKind.CLASS && tm.getKind() == TypeKind.ERROR) {
  1.1571 +                name = te.getSimpleName().toString();
  1.1572 +            } else {
  1.1573 +                name = tm.toString();
  1.1574 +            }
  1.1575 +            return "java.lang.Object".equals(name) ? null : name;
  1.1576 +        } catch (Exception ex) {
  1.1577 +            // fallback
  1.1578 +        }
  1.1579 +        
  1.1580 +        AnnotationMirror found = null;
  1.1581 +        for (AnnotationMirror am : e.getAnnotationMirrors()) {
  1.1582 +            if (am.getAnnotationType().toString().equals(OnReceive.class.getName())) {
  1.1583 +                found = am;
  1.1584 +            }
  1.1585 +        }
  1.1586 +        if (found == null) {
  1.1587 +            return null;
  1.1588 +        }
  1.1589 +        
  1.1590 +        for (Map.Entry<? extends ExecutableElement, ? extends AnnotationValue> entry : found.getElementValues().entrySet()) {
  1.1591 +            ExecutableElement ee = entry.getKey();
  1.1592 +            AnnotationValue av = entry.getValue();
  1.1593 +            if (ee.getSimpleName().contentEquals("data")) {
  1.1594 +                List<? extends Object> values = getAnnoValues(processingEnv, e, found);
  1.1595 +                for (Object v : values) {
  1.1596 +                    String sv = v.toString();
  1.1597 +                    if (sv.startsWith("data = ") && sv.endsWith(".class")) {
  1.1598 +                        return sv.substring(7, sv.length() - 6);
  1.1599 +                    }
  1.1600 +                }
  1.1601 +                return "error";
  1.1602 +            }
  1.1603 +        }
  1.1604 +        return null;
  1.1605 +    }
  1.1606 +
  1.1607 +    static List<? extends Object> getAnnoValues(ProcessingEnvironment pe, Element e, AnnotationMirror am) {
  1.1608 +        try {
  1.1609 +            Class<?> trees = Class.forName("com.sun.tools.javac.api.JavacTrees");
  1.1610 +            Method m = trees.getMethod("instance", ProcessingEnvironment.class);
  1.1611 +            Object instance = m.invoke(null, pe);
  1.1612 +            m = instance.getClass().getMethod("getPath", Element.class, AnnotationMirror.class);
  1.1613 +            Object path = m.invoke(instance, e, am);
  1.1614 +            m = path.getClass().getMethod("getLeaf");
  1.1615 +            Object leaf = m.invoke(path);
  1.1616 +            m = leaf.getClass().getMethod("getArguments");
  1.1617 +            return (List) m.invoke(leaf);
  1.1618 +        } catch (Exception ex) {
  1.1619 +            return Collections.emptyList();
  1.1620 +        }
  1.1621 +    }
  1.1622 +
  1.1623 +    private static class Prprt {
  1.1624 +        private final Element e;
  1.1625 +        private final AnnotationMirror tm;
  1.1626 +        private final Property p;
  1.1627 +
  1.1628 +        public Prprt(Element e, AnnotationMirror tm, Property p) {
  1.1629 +            this.e = e;
  1.1630 +            this.tm = tm;
  1.1631 +            this.p = p;
  1.1632 +        }
  1.1633 +        
  1.1634 +        String name() {
  1.1635 +            return p.name();
  1.1636 +        }
  1.1637 +        
  1.1638 +        boolean array() {
  1.1639 +            return p.array();
  1.1640 +        }
  1.1641 +
  1.1642 +        String typeName(ProcessingEnvironment env) {
  1.1643 +            RuntimeException ex;
  1.1644 +            try {
  1.1645 +                return p.type().getName();
  1.1646 +            } catch (IncompleteAnnotationException e) {
  1.1647 +                ex = e;
  1.1648 +            } catch (AnnotationTypeMismatchException e) {
  1.1649 +                ex = e;
  1.1650 +            }
  1.1651 +            for (Object v : getAnnoValues(env, e, tm)) {
  1.1652 +                String s = v.toString().replace(" ", "");
  1.1653 +                if (s.startsWith("type=") && s.endsWith(".class")) {
  1.1654 +                    return s.substring(5, s.length() - 6);
  1.1655 +                }
  1.1656 +            }
  1.1657 +            throw ex;
  1.1658 +        }
  1.1659 +        
  1.1660 +        
  1.1661 +        static Prprt[] wrap(ProcessingEnvironment pe, Element e, Property[] arr) {
  1.1662 +            if (arr.length == 0) {
  1.1663 +                return new Prprt[0];
  1.1664 +            }
  1.1665 +            
  1.1666 +            if (e.getKind() != ElementKind.CLASS) {
  1.1667 +                throw new IllegalStateException("" + e.getKind());
  1.1668 +            }
  1.1669 +            TypeElement te = (TypeElement)e;
  1.1670 +            List<? extends AnnotationValue> val = null;
  1.1671 +            for (AnnotationMirror an : te.getAnnotationMirrors()) {
  1.1672 +                for (Map.Entry<? extends ExecutableElement, ? extends AnnotationValue> entry : an.getElementValues().entrySet()) {
  1.1673 +                    if (entry.getKey().getSimpleName().contentEquals("properties")) {
  1.1674 +                        val = (List)entry.getValue().getValue();
  1.1675 +                        break;
  1.1676 +                    }
  1.1677 +                }
  1.1678 +            }
  1.1679 +            if (val == null || val.size() != arr.length) {
  1.1680 +                pe.getMessager().printMessage(Diagnostic.Kind.ERROR, "" + val, e);
  1.1681 +                return new Prprt[0];
  1.1682 +            }
  1.1683 +            Prprt[] ret = new Prprt[arr.length];
  1.1684 +            BIG: for (int i = 0; i < ret.length; i++) {
  1.1685 +                AnnotationMirror am = (AnnotationMirror)val.get(i).getValue();
  1.1686 +                ret[i] = new Prprt(e, am, arr[i]);
  1.1687 +                
  1.1688 +            }
  1.1689 +            return ret;
  1.1690 +        }
  1.1691 +    }
  1.1692 +
  1.1693 +    @Override
  1.1694 +    public Iterable<? extends Completion> getCompletions(Element element, AnnotationMirror annotation, ExecutableElement member, String userText) {
  1.1695 +        final Level l = Level.FINE;
  1.1696 +        LOG.log(l, " element: {0}", element);
  1.1697 +        LOG.log(l, " annotation: {0}", annotation);
  1.1698 +        LOG.log(l, " member: {0}", member);
  1.1699 +        LOG.log(l, " userText: {0}", userText);
  1.1700 +        LOG.log(l, "str: {0}", annotation.getAnnotationType().toString());
  1.1701 +        if (annotation.getAnnotationType().toString().equals(OnReceive.class.getName())) {
  1.1702 +            if (member.getSimpleName().contentEquals("method")) {
  1.1703 +                return Arrays.asList(
  1.1704 +                    methodOf("GET"),
  1.1705 +                    methodOf("POST"),
  1.1706 +                    methodOf("PUT"),
  1.1707 +                    methodOf("DELETE"),
  1.1708 +                    methodOf("HEAD"),
  1.1709 +                    methodOf("WebSocket")
  1.1710 +                );
  1.1711 +            }
  1.1712 +        }
  1.1713 +        
  1.1714 +        return super.getCompletions(element, annotation, member, userText);
  1.1715 +    }
  1.1716 +    
  1.1717 +    private static final Completion methodOf(String method) {
  1.1718 +        ResourceBundle rb = ResourceBundle.getBundle("org.netbeans.html.json.impl.Bundle");
  1.1719 +        return Completions.of('"' + method + '"', rb.getString("MSG_Completion_" + method));
  1.1720 +    }
  1.1721 +    
  1.1722 +    private boolean findOnError(ExecutableElement errElem, TypeElement te, String name, String className) {
  1.1723 +        String err = null;
  1.1724 +        METHODS:
  1.1725 +        for (Element e : te.getEnclosedElements()) {
  1.1726 +            if (e.getKind() != ElementKind.METHOD) {
  1.1727 +                continue;
  1.1728 +            }
  1.1729 +            if (!e.getSimpleName().contentEquals(name)) {
  1.1730 +                continue;
  1.1731 +            }
  1.1732 +            if (!e.getModifiers().contains(Modifier.STATIC)) {
  1.1733 +                errElem = (ExecutableElement) e;
  1.1734 +                err = "Would have to be static";
  1.1735 +                continue;
  1.1736 +            }
  1.1737 +            ExecutableElement ee = (ExecutableElement) e;
  1.1738 +            TypeMirror excType = processingEnv.getElementUtils().getTypeElement(Exception.class.getName()).asType();
  1.1739 +            final List<? extends VariableElement> params = ee.getParameters();
  1.1740 +            boolean error = false;
  1.1741 +            if (params.size() != 2) {
  1.1742 +                error = true;
  1.1743 +            } else {
  1.1744 +                String firstType = params.get(0).asType().toString();
  1.1745 +                int lastDot = firstType.lastIndexOf('.');
  1.1746 +                if (lastDot != -1) {
  1.1747 +                    firstType = firstType.substring(lastDot + 1);
  1.1748 +                }
  1.1749 +                if (!firstType.equals(className)) {
  1.1750 +                    error = true;
  1.1751 +                }
  1.1752 +                if (!processingEnv.getTypeUtils().isAssignable(excType, params.get(1).asType())) {
  1.1753 +                    error = true;
  1.1754 +                }
  1.1755 +            }
  1.1756 +            if (error) {
  1.1757 +                errElem = (ExecutableElement) e;
  1.1758 +                err = "Error method first argument needs to be " + className + " and second Exception";
  1.1759 +                continue;
  1.1760 +            }
  1.1761 +            return true;
  1.1762 +        }
  1.1763 +        if (err == null) {
  1.1764 +            err = "Cannot find " + name + "(" + className + ", Exception) method in this class";
  1.1765 +        }
  1.1766 +        error(err, errElem);
  1.1767 +        return false;
  1.1768 +    }
  1.1769 +    
  1.1770 +}