2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
4 * Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
6 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.
7 * Other names may be trademarks of their respective owners.
9 * The contents of this file are subject to the terms of either the GNU
10 * General Public License Version 2 only ("GPL") or the Common
11 * Development and Distribution License("CDDL") (collectively, the
12 * "License"). You may not use this file except in compliance with the
13 * License. You can obtain a copy of the License at
14 * http://www.netbeans.org/cddl-gplv2.html
15 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
16 * specific language governing permissions and limitations under the
17 * License. When distributing the software, include this License Header
18 * Notice in each file and include the License file at
19 * nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
20 * particular file as subject to the "Classpath" exception as provided
21 * by Oracle in the GPL Version 2 section of the License file that
22 * accompanied this code. If applicable, add the following below the
23 * License Header, with the fields enclosed by brackets [] replaced by
24 * your own identifying information:
25 * "Portions Copyrighted [year] [name of copyright owner]"
29 * The Original Software is NetBeans. The Initial Developer of the Original
30 * Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
32 * If you wish your version of this file to be governed by only the CDDL
33 * or only the GPL Version 2, indicate your decision by adding
34 * "[Contributor] elects to include this software in this distribution
35 * under the [CDDL or GPL Version 2] license." If you do not indicate a
36 * single choice of license, a recipient has the option to distribute
37 * your version of this file under either the CDDL, the GPL Version 2 or
38 * to extend the choice of license to its licensees as provided above.
39 * However, if you add GPL Version 2 code and therefore, elected the GPL
40 * Version 2 license, then the option applies only if the new code is
41 * made subject to such option by the copyright holder.
43 package org.netbeans.html.json.impl;
45 import java.io.IOException;
46 import java.io.OutputStreamWriter;
47 import java.io.StringWriter;
48 import java.io.Writer;
49 import java.lang.annotation.AnnotationTypeMismatchException;
50 import java.lang.annotation.IncompleteAnnotationException;
51 import java.lang.reflect.Method;
52 import java.util.ArrayList;
53 import java.util.Arrays;
54 import java.util.Collection;
55 import java.util.Collections;
56 import java.util.HashMap;
57 import java.util.HashSet;
58 import java.util.LinkedHashSet;
59 import java.util.List;
61 import java.util.ResourceBundle;
63 import java.util.WeakHashMap;
64 import java.util.logging.Level;
65 import java.util.logging.Logger;
66 import javax.annotation.processing.AbstractProcessor;
67 import javax.annotation.processing.Completion;
68 import javax.annotation.processing.Completions;
69 import javax.annotation.processing.ProcessingEnvironment;
70 import javax.annotation.processing.Processor;
71 import javax.annotation.processing.RoundEnvironment;
72 import javax.annotation.processing.SupportedAnnotationTypes;
73 import javax.annotation.processing.SupportedSourceVersion;
74 import javax.lang.model.SourceVersion;
75 import javax.lang.model.element.AnnotationMirror;
76 import javax.lang.model.element.AnnotationValue;
77 import javax.lang.model.element.Element;
78 import javax.lang.model.element.ElementKind;
79 import javax.lang.model.element.ExecutableElement;
80 import javax.lang.model.element.Modifier;
81 import javax.lang.model.element.PackageElement;
82 import javax.lang.model.element.TypeElement;
83 import javax.lang.model.element.VariableElement;
84 import javax.lang.model.type.ArrayType;
85 import javax.lang.model.type.DeclaredType;
86 import javax.lang.model.type.MirroredTypeException;
87 import javax.lang.model.type.TypeKind;
88 import javax.lang.model.type.TypeMirror;
89 import javax.lang.model.util.Elements;
90 import javax.lang.model.util.Types;
91 import javax.tools.Diagnostic;
92 import javax.tools.FileObject;
93 import net.java.html.json.ComputedProperty;
94 import net.java.html.json.Model;
95 import net.java.html.json.Function;
96 import net.java.html.json.ModelOperation;
97 import net.java.html.json.OnPropertyChange;
98 import net.java.html.json.OnReceive;
99 import net.java.html.json.Property;
100 import org.openide.util.lookup.ServiceProvider;
102 /** Annotation processor to process {@link Model @Model} annotations and
103 * generate appropriate model classes.
105 * @author Jaroslav Tulach
107 @ServiceProvider(service=Processor.class)
108 @SupportedSourceVersion(SourceVersion.RELEASE_6)
109 @SupportedAnnotationTypes({
110 "net.java.html.json.Model",
111 "net.java.html.json.ModelOperation",
112 "net.java.html.json.Function",
113 "net.java.html.json.OnReceive",
114 "net.java.html.json.OnPropertyChange",
115 "net.java.html.json.ComputedProperty",
116 "net.java.html.json.Property"
118 public final class ModelProcessor extends AbstractProcessor {
119 private static final Logger LOG = Logger.getLogger(ModelProcessor.class.getName());
120 private final Map<Element,String> models = new WeakHashMap<Element,String>();
121 private final Map<Element,Prprt[]> verify = new WeakHashMap<Element,Prprt[]>();
123 public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
125 for (Element e : roundEnv.getElementsAnnotatedWith(Model.class)) {
126 if (!processModel(e)) {
130 if (roundEnv.processingOver()) {
132 for (Map.Entry<Element, Prprt[]> entry : verify.entrySet()) {
133 TypeElement te = (TypeElement)entry.getKey();
134 String fqn = processingEnv.getElementUtils().getBinaryName(te).toString();
135 Element finalElem = processingEnv.getElementUtils().getTypeElement(fqn);
136 if (finalElem == null) {
140 Model m = finalElem.getAnnotation(Model.class);
144 props = Prprt.wrap(processingEnv, finalElem, m.properties());
145 for (Prprt p : props) {
146 boolean[] isModel = { false };
147 boolean[] isEnum = { false };
148 boolean[] isPrimitive = { false };
149 String t = checkType(p, isModel, isEnum, isPrimitive);
153 if (isPrimitive[0]) {
159 if ("java.lang.String".equals(t)) {
162 error("The type " + t + " should be defined by @Model annotation", entry.getKey());
170 private void error(String msg, Element e) {
171 processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, msg, e);
174 private boolean processModel(Element e) {
176 Model m = e.getAnnotation(Model.class);
180 String pkg = findPkgName(e);
182 String className = m.className();
183 models.put(e, className);
185 StringWriter body = new StringWriter();
186 StringBuilder onReceiveType = new StringBuilder();
187 List<GetSet> propsGetSet = new ArrayList<GetSet>();
188 List<Object> functions = new ArrayList<Object>();
189 Map<String, Collection<String[]>> propsDeps = new HashMap<String, Collection<String[]>>();
190 Map<String, Collection<String>> functionDeps = new HashMap<String, Collection<String>>();
191 Prprt[] props = createProps(e, m.properties());
193 if (!generateComputedProperties(body, props, e.getEnclosedElements(), propsGetSet, propsDeps)) {
196 if (!generateOnChange(e, propsDeps, props, className, functionDeps)) {
199 if (!generateProperties(e, body, className, props, propsGetSet, propsDeps, functionDeps)) {
202 if (!generateFunctions(e, body, className, e.getEnclosedElements(), functions)) {
205 int functionsCount = functions.size() / 2;
206 for (int i = 0; i < functions.size(); i += 2) {
207 for (Prprt p : props) {
208 if (p.name().equals(functions.get(i))) {
209 error("Function cannot have the name of an existing property", e);
214 if (!generateReceive(e, body, className, e.getEnclosedElements(), onReceiveType)) {
217 if (!generateOperation(e, body, className, e.getEnclosedElements(), functions)) {
220 FileObject java = processingEnv.getFiler().createSourceFile(pkg + '.' + className, e);
221 w = new OutputStreamWriter(java.openOutputStream());
223 w.append("package " + pkg + ";\n");
224 w.append("import net.java.html.json.*;\n");
225 w.append("public final class ").append(className).append(" implements Cloneable {\n");
226 w.append(" private static final Html4JavaType TYPE = new Html4JavaType();\n");
227 w.append(" private final org.netbeans.html.json.spi.Proto proto;\n");
228 w.append(body.toString());
229 w.append(" private static Class<" + inPckName(e) + "> modelFor() { return null; }\n");
230 w.append(" private ").append(className).append("(net.java.html.BrwsrCtx context) {\n");
231 w.append(" this.proto = TYPE.createProto(this, context);\n");
232 for (Prprt p : props) {
234 final String tn = typeName(e, p);
235 String[] gs = toGetSet(p.name(), tn, p.array());
236 w.write(" this.prop_" + p.name() + " = proto.createList(\""
238 if (functionDeps.containsKey(p.name())) {
239 int index = Arrays.asList(functionDeps.keySet().toArray()).indexOf(p.name());
240 w.write(", " + index);
244 Collection<String[]> dependants = propsDeps.get(p.name());
245 if (dependants != null) {
246 for (String[] depProp : dependants) {
258 w.append(" public ").append(className).append("() {\n");
259 w.append(" this(net.java.html.BrwsrCtx.findDefault(").append(className).append(".class));\n");
260 for (Prprt p : props) {
262 boolean[] isModel = {false};
263 boolean[] isEnum = {false};
264 boolean isPrimitive[] = {false};
265 String tn = checkType(p, isModel, isEnum, isPrimitive);
267 w.write(" prop_" + p.name() + " = new " + tn + "();\n");
272 if (props.length > 0) {
273 w.append(" public ").append(className).append("(");
274 Prprt firstArray = null;
276 for (Prprt p : props) {
278 if (firstArray == null) {
283 String tn = typeName(e, p);
286 String[] third = toGetSet(p.name(), tn, false);
287 w.write(" " + third[2]);
290 if (firstArray != null) {
292 boolean[] isModel = {false};
293 boolean[] isEnum = {false};
294 boolean isPrimitive[] = {false};
295 tn = checkType(firstArray, isModel, isEnum, isPrimitive);
298 String[] third = toGetSet(firstArray.name(), tn, true);
299 w.write("... " + third[2]);
302 w.append(" this(net.java.html.BrwsrCtx.findDefault(").append(className).append(".class));\n");
303 for (Prprt p : props) {
307 String[] third = toGetSet(p.name(), null, false);
308 w.write(" this.prop_" + p.name() + " = " + third[2] + ";\n");
310 if (firstArray != null) {
311 String[] third = toGetSet(firstArray.name(), null, true);
312 w.write(" proto.initTo(this.prop_" + firstArray.name() + ", " + third[2] + ");\n");
316 w.append(" private static class Html4JavaType extends org.netbeans.html.json.spi.Proto.Type<").append(className).append("> {\n");
317 w.append(" private Html4JavaType() {\n super(").append(className).append(".class, ").
318 append(inPckName(e)).append(".class, " + propsGetSet.size() + ", "
319 + functionsCount + ");\n");
321 for (int i = 0; i < propsGetSet.size(); i++) {
322 w.append(" registerProperty(\"").append(propsGetSet.get(i).name).append("\", ");
323 w.append((i) + ", " + propsGetSet.get(i).readOnly + ");\n");
327 for (int i = 0; i < functionsCount; i++) {
328 w.append(" registerFunction(\"").append((String)functions.get(i * 2)).append("\", ");
329 w.append(i + ");\n");
333 w.append(" @Override public void setValue(" + className + " data, int type, Object value) {\n");
334 w.append(" switch (type) {\n");
335 for (int i = 0; i < propsGetSet.size(); i++) {
336 final GetSet pgs = propsGetSet.get(i);
340 final String set = pgs.setter;
341 String tn = pgs.type;
342 String btn = findBoxedType(tn);
346 w.append(" case " + i + ": ");
347 if (pgs.setter != null) {
348 w.append("data.").append(strip(pgs.setter)).append("(TYPE.extractValue(" + tn + ".class, value)); return;\n");
350 w.append("TYPE.replaceValue(data.").append(strip(pgs.getter)).append("(), " + tn + ".class, value); return;\n");
354 w.append(" throw new UnsupportedOperationException();\n");
356 w.append(" @Override public Object getValue(" + className + " data, int type) {\n");
357 w.append(" switch (type) {\n");
358 for (int i = 0; i < propsGetSet.size(); i++) {
359 final String get = propsGetSet.get(i).getter;
361 w.append(" case " + i + ": return data." + strip(get) + "();\n");
365 w.append(" throw new UnsupportedOperationException();\n");
367 w.append(" @Override public void call(" + className + " model, int type, Object data, Object ev) throws Exception {\n");
368 w.append(" switch (type) {\n");
369 for (int i = 0; i < functions.size(); i += 2) {
370 final String name = (String)functions.get(i);
371 final Object param = functions.get(i + 1);
372 if (param instanceof ExecutableElement) {
373 ExecutableElement ee = (ExecutableElement)param;
374 w.append(" case " + (i / 2) + ":\n");
375 w.append(" ").append(((TypeElement)e).getQualifiedName()).append(".").append(name).append("(");
376 w.append(wrapParams(ee, null, className, "model", "ev", "data"));
378 w.append(" return;\n");
380 String call = (String)param;
381 w.append(" case " + (i / 2) + ":\n"); // model." + name + "(data, ev); return;\n");
382 w.append(" ").append(call).append("\n");
383 w.append(" return;\n");
388 w.append(" throw new UnsupportedOperationException();\n");
390 w.append(" @Override public org.netbeans.html.json.spi.Proto protoFor(Object obj) {\n");
391 w.append(" return ((" + className + ")obj).proto;");
393 w.append(" @Override public void onChange(" + className + " model, int type) {\n");
394 w.append(" switch (type) {\n");
396 String[] arr = functionDeps.keySet().toArray(new String[0]);
397 for (int i = 0; i < arr.length; i++) {
398 Collection<String> onChange = functionDeps.get(arr[i]);
399 if (onChange != null) {
400 w.append(" case " + i + ":\n");
401 for (String call : onChange) {
402 w.append(" ").append(call).append("\n");
404 w.write(" return;\n");
409 w.append(" throw new UnsupportedOperationException();\n");
411 w.append(onReceiveType);
412 w.append(" @Override public " + className + " read(net.java.html.BrwsrCtx c, Object json) { return new " + className + "(c, json); }\n");
413 w.append(" @Override public " + className + " cloneTo(" + className + " o, net.java.html.BrwsrCtx c) { return o.clone(c); }\n");
415 w.append(" private ").append(className).append("(net.java.html.BrwsrCtx c, Object json) {\n");
416 w.append(" this(c);\n");
418 for (int i = 0; i < propsGetSet.size(); i++) {
419 Prprt p = findPrprt(props, propsGetSet.get(i).name);
425 w.append(" Object[] ret = new Object[" + values + "];\n");
426 w.append(" proto.extract(json, new String[] {\n");
427 for (int i = 0; i < propsGetSet.size(); i++) {
428 Prprt p = findPrprt(props, propsGetSet.get(i).name);
432 w.append(" \"").append(propsGetSet.get(i).name).append("\",\n");
434 w.append(" }, ret);\n");
435 for (int i = 0, cnt = 0, prop = 0; i < propsGetSet.size(); i++) {
436 final String pn = propsGetSet.get(i).name;
437 Prprt p = findPrprt(props, pn);
438 if (p == null || prop >= props.length) {
441 boolean[] isModel = { false };
442 boolean[] isEnum = { false };
443 boolean isPrimitive[] = { false };
444 String type = checkType(props[prop++], isModel, isEnum, isPrimitive);
446 w.append(" if (ret[" + cnt + "] instanceof Object[]) {\n");
447 w.append(" for (Object e : ((Object[])ret[" + cnt + "])) {\n");
449 w.append(" this.prop_").append(pn).append(".add(proto.read");
450 w.append("(" + type + ".class, e));\n");
451 } else if (isEnum[0]) {
452 w.append(" this.prop_").append(pn);
453 w.append(".add(e == null ? null : ");
454 w.append(type).append(".valueOf(TYPE.stringValue(e)));\n");
456 if (isPrimitive(type)) {
457 w.append(" this.prop_").append(pn).append(".add(TYPE.numberValue(e).");
458 w.append(type).append("Value());\n");
460 w.append(" this.prop_").append(pn).append(".add((");
461 w.append(type).append(")e);\n");
468 w.append(" try {\n");
469 w.append(" this.prop_").append(pn);
470 w.append(" = ret[" + cnt + "] == null ? null : ");
471 w.append(type).append(".valueOf(TYPE.stringValue(ret[" + cnt + "]));\n");
472 w.append(" } catch (IllegalArgumentException ex) {\n");
473 w.append(" ex.printStackTrace();\n");
475 } else if (isPrimitive(type)) {
476 w.append(" this.prop_").append(pn);
477 w.append(" = ret[" + cnt + "] == null ? ");
478 if ("char".equals(type)) {
479 w.append("0 : (TYPE.charValue(");
480 } else if ("boolean".equals(type)) {
481 w.append("false : (TYPE.boolValue(");
483 w.append("0 : (TYPE.numberValue(");
485 w.append("ret[" + cnt + "])).");
486 w.append(type).append("Value();\n");
487 } else if (isModel[0]) {
488 w.append(" this.prop_").append(pn).append(" = proto.read");
489 w.append("(" + type + ".class, ");
490 w.append("ret[" + cnt + "]);\n");
492 w.append(" this.prop_").append(pn);
493 w.append(" = (").append(type).append(')');
494 w.append("ret[" + cnt + "];\n");
500 writeToString(props, w);
501 writeClone(className, props, w);
502 w.write(" /** Activates this model instance in the current {@link \n"
503 + "net.java.html.json.Models#bind(java.lang.Object, net.java.html.BrwsrCtx) browser context}. \n"
504 + "In case of using Knockout technology, this means to \n"
505 + "bind JSON like data in this model instance with Knockout tags in \n"
506 + "the surrounding HTML page.\n"
507 + "@return returns <code>this</code>\n"
510 w.write(" public " + className + " applyBindings() {\n");
511 w.write(" proto.applyBindings();\n");
512 w.write(" return this;\n");
514 w.write(" /** Activates this model instance in the current {@link \n"
515 + "net.java.html.json.Models#bind(java.lang.Object, net.java.html.BrwsrCtx) browser context}. \n"
516 + "In case of using Knockout technology, this means to \n"
517 + "bind JSON like data in this model instance with Knockout tags in \n"
518 + "the surrounding HTML page.\n"
519 + "@param id identifies the element to apply the model to\n"
520 + "@return returns <code>this</code>\n"
523 w.write(" public " + className + " applyBindings(String id) {\n");
524 w.write(" proto.applyBindings(id);\n");
525 w.write(" return this;\n");
527 w.write(" public boolean equals(Object o) {\n");
528 w.write(" if (o == this) return true;\n");
529 w.write(" if (!(o instanceof " + className + ")) return false;\n");
530 w.write(" " + className + " p = (" + className + ")o;\n");
531 for (Prprt p : props) {
532 w.write(" if (!TYPE.isSame(prop_" + p.name() + ", p.prop_" + p.name() + ")) return false;\n");
534 w.write(" return true;\n");
536 w.write(" public int hashCode() {\n");
537 w.write(" int h = " + className + ".class.getName().hashCode();\n");
538 for (Prprt p : props) {
539 w.write(" h = TYPE.hashPlus(prop_" + p.name() + ", h);\n");
541 w.write(" return h;\n");
547 } catch (IOException ex) {
548 error("Can't create " + className + ".java", e);
554 private boolean generateProperties(
556 Writer w, String className, Prprt[] properties,
558 Map<String,Collection<String[]>> deps,
559 Map<String,Collection<String>> functionDeps
560 ) throws IOException {
562 for (Prprt p : properties) {
564 tn = typeName(where, p);
565 String[] gs = toGetSet(p.name(), tn, p.array());
569 w.write(" private final java.util.List<" + tn + "> prop_" + p.name() + ";\n");
571 castTo = "java.util.List";
572 w.write(" public java.util.List<" + tn + "> " + gs[0] + "() {\n");
573 w.write(" proto.accessProperty(\"" + p.name() + "\");\n");
574 w.write(" return prop_" + p.name() + ";\n");
578 w.write(" private " + tn + " prop_" + p.name() + ";\n");
579 w.write(" public " + tn + " " + gs[0] + "() {\n");
580 w.write(" proto.accessProperty(\"" + p.name() + "\");\n");
581 w.write(" return prop_" + p.name() + ";\n");
583 w.write(" public void " + gs[1] + "(" + tn + " v) {\n");
584 w.write(" proto.verifyUnlocked();\n");
585 w.write(" if (TYPE.isSame(prop_" + p.name() + ", v)) return;\n");
586 w.write(" Object o = prop_" + p.name() + ";\n");
587 w.write(" prop_" + p.name() + " = v;\n");
588 w.write(" proto.valueHasMutated(\"" + p.name() + "\", o, v);\n");
590 Collection<String[]> dependants = deps.get(p.name());
591 if (dependants != null) {
592 for (String[] pair : dependants) {
593 w.write(" proto.valueHasMutated(\"" + pair[0] + "\", null, " + pair[1] + "());\n");
598 Collection<String> dependants = functionDeps.get(p.name());
599 if (dependants != null) {
600 w.append(className).append(" model = ").append(className).append(".this;\n");
601 for (String call : dependants) {
602 w.append(" ").append(call);
609 for (int i = 0; i < props.size(); i++) {
610 if (props.get(i).name.equals(p.name())) {
611 error("Cannot have the name " + p.name() + " defined twice", where);
616 props.add(new GetSet(
621 gs[3] == null && !p.array()
627 private boolean generateComputedProperties(
628 Writer w, Prprt[] fixedProps,
629 Collection<? extends Element> arr, Collection<GetSet> props,
630 Map<String,Collection<String[]>> deps
631 ) throws IOException {
633 for (Element e : arr) {
634 if (e.getKind() != ElementKind.METHOD) {
637 final ComputedProperty cp = e.getAnnotation(ComputedProperty.class);
638 final Transitive tp = e.getAnnotation(Transitive.class);
642 if (!e.getModifiers().contains(Modifier.STATIC)) {
643 error("Method " + e.getSimpleName() + " has to be static when annotated by @ComputedProperty", e);
647 ExecutableElement ee = (ExecutableElement)e;
648 final TypeMirror rt = ee.getReturnType();
649 final Types tu = processingEnv.getTypeUtils();
650 TypeMirror ert = tu.erasure(rt);
651 String tn = fqn(ert, ee);
652 boolean array = false;
653 final TypeMirror toCheck;
654 if (tn.equals("java.util.List")) {
656 toCheck = ((DeclaredType)rt).getTypeArguments().get(0);
661 final String sn = ee.getSimpleName().toString();
663 if (toCheck.getKind().isPrimitive()) {
666 TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
667 TypeMirror enumType = processingEnv.getElementUtils().getTypeElement("java.lang.Enum").asType();
669 if (tu.isSubtype(toCheck, stringType)) {
671 } else if (tu.isSubtype(tu.erasure(toCheck), tu.erasure(enumType))) {
673 } else if (isModel(toCheck)) {
677 tu.unboxedType(toCheck);
678 // boxed types are OK
679 } catch (IllegalArgumentException ex) {
681 error(sn + " cannot return " + toCheck, e);
686 String[] gs = toGetSet(sn, tn, array);
688 w.write(" public " + tn);
690 w.write("<" + toCheck + ">");
692 w.write(" " + gs[0] + "() {\n");
694 boolean deep = false;
695 for (VariableElement pe : ee.getParameters()) {
696 final String dn = pe.getSimpleName().toString();
698 if (!verifyPropName(pe, dn, fixedProps)) {
701 final TypeMirror pt = pe.asType();
705 final String dt = fqn(pt, ee);
706 if (dt.startsWith("java.util.List") && pt instanceof DeclaredType) {
707 final List<? extends TypeMirror> ptArgs = ((DeclaredType)pt).getTypeArguments();
708 if (ptArgs.size() == 1 && isModel(ptArgs.get(0))) {
712 String[] call = toGetSet(dn, dt, false);
713 w.write(" " + dt + " arg" + (++arg) + " = ");
714 w.write(call[0] + "();\n");
716 Collection<String[]> depends = deps.get(dn);
717 if (depends == null) {
718 depends = new LinkedHashSet<String[]>();
719 deps.put(dn, depends);
721 depends.add(new String[] { sn, gs[0] });
728 w.write(" proto.acquireLock(\"" + sn + "\");\n");
730 w.write(" proto.acquireLock();\n");
732 w.write(" return " + fqn(ee.getEnclosingElement().asType(), ee) + '.' + e.getSimpleName() + "(");
734 for (int i = 1; i <= arg; i++) {
740 w.write(" } finally {\n");
741 w.write(" proto.releaseLock();\n");
745 props.add(new GetSet(
746 e.getSimpleName().toString(),
757 private static String[] toGetSet(String name, String type, boolean array) {
758 String n = Character.toUpperCase(name.charAt(0)) + name.substring(1);
759 boolean clazz = "class".equals(name);
760 String pref = clazz ? "access" : "get";
761 if ("boolean".equals(type) && !array) {
765 return new String[] {
780 private String typeName(Element where, Prprt p) {
782 boolean[] isModel = { false };
783 boolean[] isEnum = { false };
784 boolean isPrimitive[] = { false };
785 ret = checkType(p, isModel, isEnum, isPrimitive);
787 String bt = findBoxedType(ret);
795 private static String findBoxedType(String ret) {
796 if (ret.equals("boolean")) {
797 return Boolean.class.getName();
799 if (ret.equals("byte")) {
800 return Byte.class.getName();
802 if (ret.equals("short")) {
803 return Short.class.getName();
805 if (ret.equals("char")) {
806 return Character.class.getName();
808 if (ret.equals("int")) {
809 return Integer.class.getName();
811 if (ret.equals("long")) {
812 return Long.class.getName();
814 if (ret.equals("float")) {
815 return Float.class.getName();
817 if (ret.equals("double")) {
818 return Double.class.getName();
823 private boolean verifyPropName(Element e, String propName, Prprt[] existingProps) {
824 StringBuilder sb = new StringBuilder();
826 for (Prprt Prprt : existingProps) {
827 if (Prprt.name().equals(propName)) {
832 sb.append(Prprt.name());
837 propName + " is not one of known properties: " + sb
843 private static String findPkgName(Element e) {
845 if (e.getKind() == ElementKind.PACKAGE) {
846 return ((PackageElement)e).getQualifiedName().toString();
848 e = e.getEnclosingElement();
852 private boolean generateFunctions(
853 Element clazz, StringWriter body, String className,
854 List<? extends Element> enclosedElements, List<Object> functions
856 for (Element m : enclosedElements) {
857 if (m.getKind() != ElementKind.METHOD) {
860 ExecutableElement e = (ExecutableElement)m;
861 Function onF = e.getAnnotation(Function.class);
865 if (!e.getModifiers().contains(Modifier.STATIC)) {
866 error("@OnFunction method needs to be static", e);
869 if (e.getModifiers().contains(Modifier.PRIVATE)) {
870 error("@OnFunction method cannot be private", e);
873 if (e.getReturnType().getKind() != TypeKind.VOID) {
874 error("@OnFunction method should return void", e);
877 String n = e.getSimpleName().toString();
884 private boolean generateOnChange(Element clazz, Map<String,Collection<String[]>> propDeps,
885 Prprt[] properties, String className,
886 Map<String, Collection<String>> functionDeps
888 for (Element m : clazz.getEnclosedElements()) {
889 if (m.getKind() != ElementKind.METHOD) {
892 ExecutableElement e = (ExecutableElement) m;
893 OnPropertyChange onPC = e.getAnnotation(OnPropertyChange.class);
897 for (String pn : onPC.value()) {
898 if (findPrprt(properties, pn) == null && findDerivedFrom(propDeps, pn).isEmpty()) {
899 error("No Prprt named '" + pn + "' in the model", clazz);
903 if (!e.getModifiers().contains(Modifier.STATIC)) {
904 error("@OnPrprtChange method needs to be static", e);
907 if (e.getModifiers().contains(Modifier.PRIVATE)) {
908 error("@OnPrprtChange method cannot be private", e);
911 if (e.getReturnType().getKind() != TypeKind.VOID) {
912 error("@OnPrprtChange method should return void", e);
915 String n = e.getSimpleName().toString();
918 for (String pn : onPC.value()) {
919 StringBuilder call = new StringBuilder();
920 call.append(" ").append(clazz.getSimpleName()).append(".").append(n).append("(");
921 call.append(wrapPropName(e, className, "name", pn));
924 Collection<String> change = functionDeps.get(pn);
925 if (change == null) {
926 change = new ArrayList<String>();
927 functionDeps.put(pn, change);
929 change.add(call.toString());
930 for (String dpn : findDerivedFrom(propDeps, pn)) {
931 change = functionDeps.get(dpn);
932 if (change == null) {
933 change = new ArrayList<String>();
934 functionDeps.put(dpn, change);
936 change.add(call.toString());
943 private boolean generateOperation(Element clazz,
944 StringWriter body, String className,
945 List<? extends Element> enclosedElements,
946 List<Object> functions
948 for (Element m : enclosedElements) {
949 if (m.getKind() != ElementKind.METHOD) {
952 ExecutableElement e = (ExecutableElement)m;
953 ModelOperation mO = e.getAnnotation(ModelOperation.class);
957 if (!e.getModifiers().contains(Modifier.STATIC)) {
958 error("@ModelOperation method needs to be static", e);
961 if (e.getModifiers().contains(Modifier.PRIVATE)) {
962 error("@ModelOperation method cannot be private", e);
965 if (e.getReturnType().getKind() != TypeKind.VOID) {
966 error("@ModelOperation method should return void", e);
969 List<String> args = new ArrayList<String>();
971 body.append(" public void ").append(m.getSimpleName()).append("(");
973 boolean checkFirst = true;
974 for (VariableElement ve : e.getParameters()) {
975 final TypeMirror type = ve.asType();
976 CharSequence simpleName;
977 if (type.getKind() == TypeKind.DECLARED) {
978 simpleName = ((DeclaredType)type).asElement().getSimpleName();
980 simpleName = type.toString();
982 if (checkFirst && simpleName.toString().equals(className)) {
986 error("First parameter of @ModelOperation method must be " + className, m);
989 args.add(ve.getSimpleName().toString());
990 body.append(sep).append("final ");
991 body.append(ve.asType().toString()).append(" ");
992 body.append(ve.toString());
996 body.append(") {\n");
997 int idx = functions.size() / 2;
998 functions.add(m.getSimpleName().toString());
999 body.append(" proto.runInBrowser(" + idx);
1000 for (String s : args) {
1001 body.append(", ").append(s);
1003 body.append(");\n");
1004 body.append(" }\n");
1006 StringBuilder call = new StringBuilder();
1007 call.append("{ Object[] arr = (Object[])data; ");
1008 call.append(inPckName(clazz)).append(".").append(m.getSimpleName()).append("(");
1010 for (VariableElement ve : e.getParameters()) {
1012 call.append("model");
1015 String type = ve.asType().toString();
1016 String boxedType = findBoxedType(type);
1017 if (boxedType != null) {
1020 call.append(", ").append("(").append(type).append(")arr[").append(i - 2).append("]");
1022 call.append("); }");
1023 functions.add(call.toString());
1031 private boolean generateReceive(
1032 Element clazz, StringWriter body, String className,
1033 List<? extends Element> enclosedElements, StringBuilder inType
1035 inType.append(" @Override public void onMessage(").append(className).append(" model, int index, int type, Object data, Object[] params) {\n");
1036 inType.append(" switch (index) {\n");
1038 for (Element m : enclosedElements) {
1039 if (m.getKind() != ElementKind.METHOD) {
1042 ExecutableElement e = (ExecutableElement)m;
1043 OnReceive onR = e.getAnnotation(OnReceive.class);
1047 if (!e.getModifiers().contains(Modifier.STATIC)) {
1048 error("@OnReceive method needs to be static", e);
1051 if (e.getModifiers().contains(Modifier.PRIVATE)) {
1052 error("@OnReceive method cannot be private", e);
1055 if (e.getReturnType().getKind() != TypeKind.VOID) {
1056 error("@OnReceive method should return void", e);
1059 if (!onR.jsonp().isEmpty() && !"GET".equals(onR.method())) {
1060 error("JSONP works only with GET transport method", e);
1062 String dataMirror = findDataSpecified(e, onR);
1063 if ("PUT".equals(onR.method()) && dataMirror == null) {
1064 error("PUT method needs to specify a data() class", e);
1067 if ("POST".equals(onR.method()) && dataMirror == null) {
1068 error("POST method needs to specify a data() class", e);
1071 if (e.getParameters().size() < 2) {
1072 error("@OnReceive method needs at least two parameters", e);
1074 int expectsList = 0;
1075 List<String> args = new ArrayList<String>();
1076 List<String> params = new ArrayList<String>();
1077 // first argument is model class
1079 TypeMirror type = e.getParameters().get(0).asType();
1080 CharSequence simpleName;
1081 if (type.getKind() == TypeKind.DECLARED) {
1082 simpleName = ((DeclaredType) type).asElement().getSimpleName();
1084 simpleName = type.toString();
1086 if (simpleName.toString().equals(className)) {
1089 error("First parameter needs to be " + className, e);
1096 final Types tu = processingEnv.getTypeUtils();
1097 TypeMirror type = e.getParameters().get(1).asType();
1098 TypeMirror modelType = null;
1099 TypeMirror ert = tu.erasure(type);
1101 if (isModel(type)) {
1103 } else if (type.getKind() == TypeKind.ARRAY) {
1104 modelType = ((ArrayType)type).getComponentType();
1106 } else if ("java.util.List".equals(fqn(ert, e))) {
1107 List<? extends TypeMirror> typeArgs = ((DeclaredType)type).getTypeArguments();
1108 if (typeArgs.size() == 1) {
1109 modelType = typeArgs.get(0);
1112 } else if (type.toString().equals("java.lang.String")) {
1115 if (modelType == null) {
1116 error("Second arguments needs to be a model, String or array or List of models", e);
1119 modelClass = modelType.toString();
1120 if (expectsList == 1) {
1122 } else if (expectsList == 2) {
1123 args.add("java.util.Arrays.asList(arr)");
1128 String n = e.getSimpleName().toString();
1129 final boolean isWebSocket = "WebSocket".equals(onR.method());
1131 body.append(" /** Performs WebSocket communication. Call with <code>null</code> data parameter\n");
1132 body.append(" * to open the connection (even if not required). Call with non-null data to\n");
1133 body.append(" * send messages to server. Call again with <code>null</code> data to close the socket.\n");
1134 body.append(" */\n");
1136 body.append(" public void ").append(n).append("(");
1137 StringBuilder urlBefore = new StringBuilder();
1138 StringBuilder urlAfter = new StringBuilder();
1139 String jsonpVarName = null;
1142 boolean skipJSONP = onR.jsonp().isEmpty();
1143 for (String p : findParamNames(e, onR.url(), onR.jsonp(), urlBefore, urlAfter)) {
1144 if (!skipJSONP && p.equals(onR.jsonp())) {
1150 body.append("String ").append(p);
1155 "Name of jsonp attribute ('" + onR.jsonp() +
1156 "') is not used in url attribute '" + onR.url() + "'", e
1159 if (dataMirror != null) {
1160 body.append(sep).append(dataMirror.toString()).append(" data");
1162 for (int i = 2; i < e.getParameters().size(); i++) {
1164 error("@OnReceive(method=\"WebSocket\") can only have two arguments", e);
1168 VariableElement ve = e.getParameters().get(i);
1169 body.append(sep).append(ve.asType().toString()).append(" ").append(ve.getSimpleName());
1170 final String tp = ve.asType().toString();
1171 String btn = findBoxedType(tp);
1175 args.add("(" + btn + ")params[" + (i - 2) + "]");
1176 params.add(ve.getSimpleName().toString());
1180 body.append(") {\n");
1181 boolean webSocket = onR.method().equals("WebSocket");
1183 if (generateWSReceiveBody(index++, body, inType, onR, e, clazz, className, expectsList != 0, modelClass, n, args, params, urlBefore, jsonpVarName, urlAfter, dataMirror)) {
1186 body.append(" }\n");
1187 body.append(" private Object ws_" + e.getSimpleName() + ";\n");
1189 if (generateJSONReceiveBody(index++, body, inType, onR, e, clazz, className, expectsList != 0, modelClass, n, args, params, urlBefore, jsonpVarName, urlAfter, dataMirror)) {
1192 body.append(" }\n");
1195 inType.append(" }\n");
1196 inType.append(" throw new UnsupportedOperationException(\"index: \" + index + \" type: \" + type);\n");
1197 inType.append(" }\n");
1201 private boolean generateJSONReceiveBody(int index, StringWriter method, StringBuilder body, OnReceive onR, ExecutableElement e, Element clazz, String className, boolean expectsList, String modelClass, String n, List<String> args, List<String> params, StringBuilder urlBefore, String jsonpVarName, StringBuilder urlAfter, String dataMirror) {
1203 " case " + index + ": {\n" +
1204 " if (type == 2) { /* on error */\n" +
1205 " Exception ex = (Exception)data;\n"
1207 if (onR.onError().isEmpty()) {
1209 " ex.printStackTrace();\n"
1212 if (!findOnError(e, ((TypeElement)clazz), onR.onError(), className)) {
1215 body.append(" ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
1216 body.append("model, ex);\n");
1220 " } else if (type == 1) {\n" +
1221 " Object[] ev = (Object[])data;\n"
1225 " " + modelClass + "[] arr = new " + modelClass + "[ev.length];\n"
1229 " " + modelClass + "[] arr = { null };\n"
1233 " TYPE.copyJSON(model.proto.getContext(), ev, " + modelClass + ".class, arr);\n"
1236 body.append(" ").append(clazz.getSimpleName()).append(".").append(n).append("(");
1238 for (String arg : args) {
1243 body.append(");\n");
1250 method.append(" proto.loadJSON(" + index + ",\n ");
1251 method.append(urlBefore).append(", ");
1252 if (jsonpVarName != null) {
1253 method.append(urlAfter);
1255 method.append("null");
1257 if (!"GET".equals(onR.method()) || dataMirror != null) {
1258 method.append(", \"").append(onR.method()).append('"');
1259 if (dataMirror != null) {
1260 method.append(", data");
1262 method.append(", null");
1265 method.append(", null, null");
1267 for (String a : params) {
1268 method.append(", ").append(a);
1270 method.append(");\n");
1274 private boolean generateWSReceiveBody(int index, StringWriter method, StringBuilder body, OnReceive onR, ExecutableElement e, Element clazz, String className, boolean expectsList, String modelClass, String n, List<String> args, List<String> params, StringBuilder urlBefore, String jsonpVarName, StringBuilder urlAfter, String dataMirror) {
1276 " case " + index + ": {\n" +
1277 " if (type == 0) { /* on open */\n" +
1278 " ").append(clazz.getSimpleName()).append(".").append(n).append("(");
1281 for (String arg : args) {
1283 if (arg.startsWith("arr") || arg.startsWith("java.util.Array")) {
1284 body.append("null");
1291 body.append(");\n");
1294 " } else if (type == 2) { /* on error */\n" +
1295 " Exception value = (Exception)data;\n"
1297 if (onR.onError().isEmpty()) {
1299 " value.printStackTrace();\n"
1302 if (!findOnError(e, ((TypeElement)clazz), onR.onError(), className)) {
1305 body.append(" ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
1306 body.append("model, value);\n");
1310 " } else if (type == 1) {\n" +
1311 " Object[] ev = (Object[])data;\n"
1315 " " + modelClass + "[] arr = new " + modelClass + "[ev.length];\n"
1319 " " + modelClass + "[] arr = { null };\n"
1323 " TYPE.copyJSON(model.proto.getContext(), ev, " + modelClass + ".class, arr);\n"
1326 body.append(" ").append(clazz.getSimpleName()).append(".").append(n).append("(");
1328 for (String arg : args) {
1333 body.append(");\n");
1339 if (!onR.onError().isEmpty()) {
1340 body.append(" else if (type == 3) { /* on close */\n");
1341 body.append(" ").append(clazz.getSimpleName()).append(".").append(onR.onError()).append("(");
1342 body.append("model, null);\n");
1349 body.append(" }\n");
1350 method.append(" if (this.ws_").append(e.getSimpleName()).append(" == null) {\n");
1351 method.append(" this.ws_").append(e.getSimpleName());
1352 method.append("= proto.wsOpen(" + index + ", ");
1353 method.append(urlBefore).append(", data);\n");
1354 method.append(" } else {\n");
1355 method.append(" proto.wsSend(this.ws_").append(e.getSimpleName()).append(", ").append(urlBefore).append(", data");
1356 for (String a : params) {
1357 method.append(", ").append(a);
1359 method.append(");\n");
1360 method.append(" }\n");
1364 private CharSequence wrapParams(
1365 ExecutableElement ee, String id, String className, String classRef, String evName, String dataName
1367 TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
1368 StringBuilder params = new StringBuilder();
1369 boolean first = true;
1370 for (VariableElement ve : ee.getParameters()) {
1372 params.append(", ");
1375 String toCall = null;
1376 String toFinish = null;
1377 boolean addNull = true;
1378 if (ve.asType() == stringType) {
1379 if (ve.getSimpleName().contentEquals("id")) {
1380 params.append('"').append(id).append('"');
1383 toCall = classRef + ".proto.toString(";
1385 if (ve.asType().getKind() == TypeKind.DOUBLE) {
1386 toCall = classRef + ".proto.toNumber(";
1387 toFinish = ".doubleValue()";
1389 if (ve.asType().getKind() == TypeKind.INT) {
1390 toCall = classRef + ".proto.toNumber(";
1391 toFinish = ".intValue()";
1393 if (dataName != null && ve.getSimpleName().contentEquals(dataName) && isModel(ve.asType())) {
1394 toCall = classRef + ".proto.toModel(" + ve.asType() + ".class, ";
1398 if (toCall != null) {
1399 params.append(toCall);
1400 if (dataName != null && ve.getSimpleName().contentEquals(dataName)) {
1401 params.append(dataName);
1403 params.append(", null");
1406 if (evName == null) {
1407 final StringBuilder sb = new StringBuilder();
1408 sb.append("Unexpected string parameter name.");
1409 if (dataName != null) {
1410 sb.append(" Try \"").append(dataName).append("\"");
1412 error(sb.toString(), ee);
1414 params.append(evName);
1415 params.append(", \"");
1416 params.append(ve.getSimpleName().toString());
1417 params.append("\"");
1420 if (toFinish != null) {
1421 params.append(toFinish);
1425 String rn = fqn(ve.asType(), ee);
1426 int last = rn.lastIndexOf('.');
1428 rn = rn.substring(last + 1);
1430 if (rn.equals(className)) {
1431 params.append(classRef);
1435 "The annotated method can only accept " + className + " argument or argument named 'data'",
1443 private CharSequence wrapPropName(
1444 ExecutableElement ee, String className, String propName, String propValue
1446 TypeMirror stringType = processingEnv.getElementUtils().getTypeElement("java.lang.String").asType();
1447 StringBuilder params = new StringBuilder();
1448 boolean first = true;
1449 for (VariableElement ve : ee.getParameters()) {
1451 params.append(", ");
1454 if (ve.asType() == stringType) {
1455 if (propName != null && ve.getSimpleName().contentEquals(propName)) {
1456 params.append('"').append(propValue).append('"');
1458 error("Unexpected string parameter name. Try \"" + propName + "\".", ee);
1462 String rn = fqn(ve.asType(), ee);
1463 int last = rn.lastIndexOf('.');
1465 rn = rn.substring(last + 1);
1467 if (rn.equals(className)) {
1468 params.append("model");
1472 "@OnPrprtChange method can only accept String or " + className + " arguments",
1478 private boolean isModel(TypeMirror tm) {
1479 if (tm.getKind() == TypeKind.ERROR) {
1482 final Element e = processingEnv.getTypeUtils().asElement(tm);
1486 for (Element ch : e.getEnclosedElements()) {
1487 if (ch.getKind() == ElementKind.METHOD) {
1488 ExecutableElement ee = (ExecutableElement)ch;
1489 if (ee.getParameters().isEmpty() && ee.getSimpleName().contentEquals("modelFor")) {
1494 return models.values().contains(e.getSimpleName().toString());
1497 private void writeToString(Prprt[] props, Writer w) throws IOException {
1498 w.write(" public String toString() {\n");
1499 w.write(" StringBuilder sb = new StringBuilder();\n");
1500 w.write(" sb.append('{');\n");
1502 for (Prprt p : props) {
1504 w.append(" sb.append('\"').append(\"" + p.name() + "\")");
1505 w.append(".append('\"').append(\":\");\n");
1506 w.append(" sb.append(TYPE.toJSON(prop_");
1507 w.append(p.name()).append("));\n");
1508 sep = " sb.append(',');\n";
1510 w.write(" sb.append('}');\n");
1511 w.write(" return sb.toString();\n");
1514 private void writeClone(String className, Prprt[] props, Writer w) throws IOException {
1515 w.write(" public " + className + " clone() {\n");
1516 w.write(" return clone(proto.getContext());\n");
1518 w.write(" private " + className + " clone(net.java.html.BrwsrCtx ctx) {\n");
1519 w.write(" " + className + " ret = new " + className + "(ctx);\n");
1520 for (Prprt p : props) {
1522 boolean isModel[] = { false };
1523 boolean isEnum[] = { false };
1524 boolean isPrimitive[] = { false };
1525 checkType(p, isModel, isEnum, isPrimitive);
1527 w.write(" ret.prop_" + p.name() + " = prop_" + p.name() + ";\n");
1530 w.write(" ret.prop_" + p.name() + " = prop_" + p.name() + " == null ? null : prop_" + p.name() + ".clone();\n");
1532 w.write(" proto.cloneList(ret.prop_" + p.name() + ", ctx, prop_" + p.name() + ");\n");
1536 w.write(" return ret;\n");
1540 private String inPckName(Element e) {
1541 StringBuilder sb = new StringBuilder();
1542 while (e.getKind() != ElementKind.PACKAGE) {
1543 if (sb.length() == 0) {
1544 sb.append(e.getSimpleName());
1547 sb.insert(0, e.getSimpleName());
1549 e = e.getEnclosingElement();
1551 return sb.toString();
1554 private String fqn(TypeMirror pt, Element relative) {
1555 if (pt.getKind() == TypeKind.ERROR) {
1556 final Elements eu = processingEnv.getElementUtils();
1557 PackageElement pckg = eu.getPackageOf(relative);
1558 return pckg.getQualifiedName() + "." + pt.toString();
1560 return pt.toString();
1563 private String checkType(Prprt p, boolean[] isModel, boolean[] isEnum, boolean[] isPrimitive) {
1566 String ret = p.typeName(processingEnv);
1567 TypeElement e = processingEnv.getElementUtils().getTypeElement(ret);
1571 isPrimitive[0] = false;
1575 } catch (MirroredTypeException ex) {
1576 tm = ex.getTypeMirror();
1578 tm = processingEnv.getTypeUtils().erasure(tm);
1579 if (isPrimitive[0] = tm.getKind().isPrimitive()) {
1582 return tm.toString();
1584 final Element e = processingEnv.getTypeUtils().asElement(tm);
1585 if (e.getKind() == ElementKind.CLASS && tm.getKind() == TypeKind.ERROR) {
1588 return e.getSimpleName().toString();
1591 final Model m = e == null ? null : e.getAnnotation(Model.class);
1594 ret = findPkgName(e) + '.' + m.className();
1596 models.put(e, m.className());
1597 } else if (findModelForMthd(e)) {
1598 ret = ((TypeElement)e).getQualifiedName().toString();
1601 ret = tm.toString();
1603 TypeMirror enm = processingEnv.getElementUtils().getTypeElement("java.lang.Enum").asType();
1604 enm = processingEnv.getTypeUtils().erasure(enm);
1605 isEnum[0] = processingEnv.getTypeUtils().isSubtype(tm, enm);
1609 private static boolean findModelForMthd(Element clazz) {
1610 if (clazz == null) {
1613 for (Element e : clazz.getEnclosedElements()) {
1614 if (e.getKind() == ElementKind.METHOD) {
1615 ExecutableElement ee = (ExecutableElement)e;
1617 ee.getSimpleName().contentEquals("modelFor") &&
1618 ee.getParameters().isEmpty()
1627 private Iterable<String> findParamNames(
1628 Element e, String url, String jsonParam, StringBuilder... both
1630 List<String> params = new ArrayList<String>();
1633 for (int pos = 0; ;) {
1634 int next = url.indexOf('{', pos);
1636 both[wasJSON].append('"')
1637 .append(url.substring(pos))
1641 int close = url.indexOf('}', next);
1643 error("Unbalanced '{' and '}' in " + url, e);
1646 final String paramName = url.substring(next + 1, close);
1647 params.add(paramName);
1648 if (paramName.equals(jsonParam) && !jsonParam.isEmpty()) {
1649 both[wasJSON].append('"')
1650 .append(url.substring(pos, next))
1654 both[wasJSON].append('"')
1655 .append(url.substring(pos, next))
1656 .append("\" + ").append(paramName).append(" + ");
1662 private static Prprt findPrprt(Prprt[] properties, String propName) {
1663 for (Prprt p : properties) {
1664 if (propName.equals(p.name())) {
1671 private boolean isPrimitive(String type) {
1673 "int".equals(type) ||
1674 "double".equals(type) ||
1675 "long".equals(type) ||
1676 "short".equals(type) ||
1677 "byte".equals(type) ||
1678 "char".equals(type) ||
1679 "boolean".equals(type) ||
1680 "float".equals(type);
1683 private static Collection<String> findDerivedFrom(Map<String, Collection<String[]>> propsDeps, String derivedProp) {
1684 Set<String> names = new HashSet<String>();
1685 for (Map.Entry<String, Collection<String[]>> e : propsDeps.entrySet()) {
1686 for (String[] pair : e.getValue()) {
1687 if (pair[0].equals(derivedProp)) {
1688 names.add(e.getKey());
1696 private Prprt[] createProps(Element e, Property[] arr) {
1697 Prprt[] ret = Prprt.wrap(processingEnv, e, arr);
1698 Prprt[] prev = verify.put(e, ret);
1700 error("Two sets of properties for ", e);
1705 private static String strip(String s) {
1706 int indx = s.indexOf("__");
1708 return s.substring(0, indx);
1714 private String findDataSpecified(ExecutableElement e, OnReceive onR) {
1716 return onR.data().getName();
1717 } catch (MirroredTypeException ex) {
1718 final TypeMirror tm = ex.getTypeMirror();
1720 final Element te = processingEnv.getTypeUtils().asElement(tm);
1721 if (te.getKind() == ElementKind.CLASS && tm.getKind() == TypeKind.ERROR) {
1722 name = te.getSimpleName().toString();
1724 name = tm.toString();
1726 return "java.lang.Object".equals(name) ? null : name;
1727 } catch (Exception ex) {
1731 AnnotationMirror found = null;
1732 for (AnnotationMirror am : e.getAnnotationMirrors()) {
1733 if (am.getAnnotationType().toString().equals(OnReceive.class.getName())) {
1737 if (found == null) {
1741 for (Map.Entry<? extends ExecutableElement, ? extends AnnotationValue> entry : found.getElementValues().entrySet()) {
1742 ExecutableElement ee = entry.getKey();
1743 AnnotationValue av = entry.getValue();
1744 if (ee.getSimpleName().contentEquals("data")) {
1745 List<? extends Object> values = getAnnoValues(processingEnv, e, found);
1746 for (Object v : values) {
1747 String sv = v.toString();
1748 if (sv.startsWith("data = ") && sv.endsWith(".class")) {
1749 return sv.substring(7, sv.length() - 6);
1758 static List<? extends Object> getAnnoValues(ProcessingEnvironment pe, Element e, AnnotationMirror am) {
1760 Class<?> trees = Class.forName("com.sun.tools.javac.api.JavacTrees");
1761 Method m = trees.getMethod("instance", ProcessingEnvironment.class);
1762 Object instance = m.invoke(null, pe);
1763 m = instance.getClass().getMethod("getPath", Element.class, AnnotationMirror.class);
1764 Object path = m.invoke(instance, e, am);
1765 m = path.getClass().getMethod("getLeaf");
1766 Object leaf = m.invoke(path);
1767 m = leaf.getClass().getMethod("getArguments");
1768 return (List) m.invoke(leaf);
1769 } catch (Exception ex) {
1770 return Collections.emptyList();
1774 private static class Prprt {
1775 private final Element e;
1776 private final AnnotationMirror tm;
1777 private final Property p;
1779 public Prprt(Element e, AnnotationMirror tm, Property p) {
1793 String typeName(ProcessingEnvironment env) {
1794 RuntimeException ex;
1796 return p.type().getName();
1797 } catch (IncompleteAnnotationException e) {
1799 } catch (AnnotationTypeMismatchException e) {
1802 for (Object v : getAnnoValues(env, e, tm)) {
1803 String s = v.toString().replace(" ", "");
1804 if (s.startsWith("type=") && s.endsWith(".class")) {
1805 return s.substring(5, s.length() - 6);
1812 static Prprt[] wrap(ProcessingEnvironment pe, Element e, Property[] arr) {
1813 if (arr.length == 0) {
1814 return new Prprt[0];
1817 if (e.getKind() != ElementKind.CLASS) {
1818 throw new IllegalStateException("" + e.getKind());
1820 TypeElement te = (TypeElement)e;
1821 List<? extends AnnotationValue> val = null;
1822 for (AnnotationMirror an : te.getAnnotationMirrors()) {
1823 for (Map.Entry<? extends ExecutableElement, ? extends AnnotationValue> entry : an.getElementValues().entrySet()) {
1824 if (entry.getKey().getSimpleName().contentEquals("properties")) {
1825 val = (List)entry.getValue().getValue();
1830 if (val == null || val.size() != arr.length) {
1831 pe.getMessager().printMessage(Diagnostic.Kind.ERROR, "" + val, e);
1832 return new Prprt[0];
1834 Prprt[] ret = new Prprt[arr.length];
1835 BIG: for (int i = 0; i < ret.length; i++) {
1836 AnnotationMirror am = (AnnotationMirror)val.get(i).getValue();
1837 ret[i] = new Prprt(e, am, arr[i]);
1844 private static final class GetSet {
1846 final String getter;
1847 final String setter;
1849 final boolean readOnly;
1850 GetSet(String name, String getter, String setter, String type, boolean readOnly) {
1852 this.getter = getter;
1853 this.setter = setter;
1855 this.readOnly = readOnly;
1860 public Iterable<? extends Completion> getCompletions(Element element, AnnotationMirror annotation, ExecutableElement member, String userText) {
1861 final Level l = Level.FINE;
1862 LOG.log(l, " element: {0}", element);
1863 LOG.log(l, " annotation: {0}", annotation);
1864 LOG.log(l, " member: {0}", member);
1865 LOG.log(l, " userText: {0}", userText);
1866 LOG.log(l, "str: {0}", annotation.getAnnotationType().toString());
1867 if (annotation.getAnnotationType().toString().equals(OnReceive.class.getName())) {
1868 if (member.getSimpleName().contentEquals("method")) {
1869 return Arrays.asList(
1875 methodOf("WebSocket")
1880 return super.getCompletions(element, annotation, member, userText);
1883 private static final Completion methodOf(String method) {
1884 ResourceBundle rb = ResourceBundle.getBundle("org.netbeans.html.json.impl.Bundle");
1885 return Completions.of('"' + method + '"', rb.getString("MSG_Completion_" + method));
1888 private boolean findOnError(ExecutableElement errElem, TypeElement te, String name, String className) {
1891 for (Element e : te.getEnclosedElements()) {
1892 if (e.getKind() != ElementKind.METHOD) {
1895 if (!e.getSimpleName().contentEquals(name)) {
1898 if (!e.getModifiers().contains(Modifier.STATIC)) {
1899 errElem = (ExecutableElement) e;
1900 err = "Would have to be static";
1903 ExecutableElement ee = (ExecutableElement) e;
1904 TypeMirror excType = processingEnv.getElementUtils().getTypeElement(Exception.class.getName()).asType();
1905 final List<? extends VariableElement> params = ee.getParameters();
1906 boolean error = false;
1907 if (params.size() != 2) {
1910 String firstType = params.get(0).asType().toString();
1911 int lastDot = firstType.lastIndexOf('.');
1912 if (lastDot != -1) {
1913 firstType = firstType.substring(lastDot + 1);
1915 if (!firstType.equals(className)) {
1918 if (!processingEnv.getTypeUtils().isAssignable(excType, params.get(1).asType())) {
1923 errElem = (ExecutableElement) e;
1924 err = "Error method first argument needs to be " + className + " and second Exception";
1930 err = "Cannot find " + name + "(" + className + ", Exception) method in this class";
1932 error(err, errElem);