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/**
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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jaroslav@165
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*
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* Copyright 2013-2014 Oracle and/or its affiliates. All rights reserved.
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jaroslav@165
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*
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* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
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* Other names may be trademarks of their respective owners.
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jaroslav@165
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*
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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jaroslav@358
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* Development and Distribution License("CDDL") (collectively, the
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jaroslav@358
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* "License"). You may not use this file except in compliance with the
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jaroslav@358
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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jaroslav@358
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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jaroslav@358
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* by Oracle in the GPL Version 2 section of the License file that
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jaroslav@358
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* accompanied this code. If applicable, add the following below the
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jaroslav@358
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* License Header, with the fields enclosed by brackets [] replaced by
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jaroslav@358
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* your own identifying information:
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jaroslav@358
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* "Portions Copyrighted [year] [name of copyright owner]"
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jaroslav@358
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*
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jaroslav@358
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* Contributor(s):
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jaroslav@358
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*
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jaroslav@358
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* The Original Software is NetBeans. The Initial Developer of the Original
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jaroslav@551
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* Software is Oracle. Portions Copyright 2013-2014 Oracle. All Rights Reserved.
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*
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* If you wish your version of this file to be governed by only the CDDL
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* or only the GPL Version 2, indicate your decision by adding
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jaroslav@358
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* "[Contributor] elects to include this software in this distribution
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jaroslav@358
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* under the [CDDL or GPL Version 2] license." If you do not indicate a
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jaroslav@358
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* single choice of license, a recipient has the option to distribute
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jaroslav@358
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* your version of this file under either the CDDL, the GPL Version 2 or
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jaroslav@358
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* to extend the choice of license to its licensees as provided above.
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jaroslav@358
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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jaroslav@358
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* Version 2 license, then the option applies only if the new code is
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* made subject to such option by the copyright holder.
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jaroslav@165
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*/
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package org.netbeans.html.boot.impl;
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jaroslav@165
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jaroslav@186
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import java.io.IOException;
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jaroslav@459
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import java.io.OutputStream;
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jaroslav@459
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import java.io.OutputStreamWriter;
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jaroslav@459
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import java.io.PrintWriter;
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jaroslav@186
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import java.io.Writer;
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jtulach@959
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import java.util.Arrays;
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jaroslav@165
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import java.util.Collections;
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jaroslav@186
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import java.util.HashMap;
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jaroslav@165
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import java.util.HashSet;
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jaroslav@165
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import java.util.List;
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jaroslav@184
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import java.util.Map;
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jaroslav@165
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import java.util.Set;
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jaroslav@186
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import java.util.TreeMap;
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jaroslav@165
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import javax.annotation.processing.AbstractProcessor;
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jaroslav@165
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import javax.annotation.processing.Completion;
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jaroslav@165
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import javax.annotation.processing.Completions;
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jaroslav@165
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import javax.annotation.processing.Messager;
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jaroslav@165
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import javax.annotation.processing.Processor;
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jaroslav@165
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import javax.annotation.processing.RoundEnvironment;
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jtulach@327
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import javax.lang.model.SourceVersion;
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jaroslav@165
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import javax.lang.model.element.AnnotationMirror;
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jaroslav@165
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import javax.lang.model.element.Element;
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jaroslav@165
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import javax.lang.model.element.ElementKind;
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jaroslav@165
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import javax.lang.model.element.ExecutableElement;
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jaroslav@186
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import javax.lang.model.element.Modifier;
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jaroslav@509
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import javax.lang.model.element.Name;
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jaroslav@186
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import javax.lang.model.element.PackageElement;
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jaroslav@165
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import javax.lang.model.element.TypeElement;
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jaroslav@165
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import javax.lang.model.element.VariableElement;
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jaroslav@185
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import javax.lang.model.type.ArrayType;
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jaroslav@185
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import javax.lang.model.type.ExecutableType;
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jaroslav@185
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import javax.lang.model.type.TypeKind;
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jaroslav@185
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import javax.lang.model.type.TypeMirror;
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jtulach@1043
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import javax.lang.model.util.Types;
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jaroslav@165
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import javax.tools.Diagnostic;
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jaroslav@348
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import javax.tools.FileObject;
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jaroslav@348
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import javax.tools.StandardLocation;
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jaroslav@165
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import net.java.html.js.JavaScriptBody;
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jaroslav@165
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import net.java.html.js.JavaScriptResource;
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jaroslav@165
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import org.openide.util.lookup.ServiceProvider;
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jaroslav@165
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jaroslav@165
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/**
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jaroslav@165
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*
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jtulach@790
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* @author Jaroslav Tulach
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jaroslav@165
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*/
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@ServiceProvider(service = Processor.class)
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jaroslav@165
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public final class JavaScriptProcesor extends AbstractProcessor {
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jtulach@959
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private final Map<String,Map<String,ExecutableElement>> javacalls =
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jaroslav@186
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new HashMap<String,Map<String,ExecutableElement>>();
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jtulach@959
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private final Map<String,Set<TypeElement>> bodies =
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jaroslav@459
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new HashMap<String, Set<TypeElement>>();
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jtulach@959
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jaroslav@165
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@Override
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jaroslav@165
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public Set<String> getSupportedAnnotationTypes() {
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jaroslav@165
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Set<String> set = new HashSet<String>();
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jaroslav@165
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set.add(JavaScriptBody.class.getName());
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set.add(JavaScriptResource.class.getName());
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jaroslav@165
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return set;
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jaroslav@165
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}
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jtulach@959
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jaroslav@165
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@Override
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jaroslav@165
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public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
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jaroslav@165
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final Messager msg = processingEnv.getMessager();
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jaroslav@165
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for (Element e : roundEnv.getElementsAnnotatedWith(JavaScriptBody.class)) {
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jaroslav@165
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if (e.getKind() != ElementKind.METHOD && e.getKind() != ElementKind.CONSTRUCTOR) {
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jaroslav@165
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continue;
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jaroslav@165
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}
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jaroslav@165
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ExecutableElement ee = (ExecutableElement)e;
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jaroslav@165
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List<? extends VariableElement> params = ee.getParameters();
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jtulach@959
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jaroslav@165
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JavaScriptBody jsb = e.getAnnotation(JavaScriptBody.class);
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jaroslav@165
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if (jsb == null) {
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jaroslav@165
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continue;
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jaroslav@459
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} else {
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jaroslav@459
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Set<TypeElement> classes = this.bodies.get(findPkg(e));
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jaroslav@459
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if (classes == null) {
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jaroslav@459
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classes = new HashSet<TypeElement>();
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jaroslav@459
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bodies.put(findPkg(e), classes);
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jaroslav@459
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}
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jaroslav@459
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Element t = e.getEnclosingElement();
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jaroslav@459
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while (!t.getKind().isClass() && !t.getKind().isInterface()) {
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jaroslav@459
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t = t.getEnclosingElement();
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jaroslav@459
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}
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jaroslav@459
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classes.add((TypeElement)t);
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jaroslav@165
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}
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jaroslav@165
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String[] arr = jsb.args();
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jaroslav@165
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if (params.size() != arr.length) {
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jaroslav@165
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msg.printMessage(Diagnostic.Kind.ERROR, "Number of args arguments does not match real arguments!", e);
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jaroslav@165
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}
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jtulach@959
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for (int i = 0; i < arr.length; i++) {
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if (!params.get(i).getSimpleName().toString().equals(arr[i])) {
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jtulach@959
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msg.printMessage(Diagnostic.Kind.WARNING, "Actual method parameter names and args ones " + Arrays.toString(arr) + " differ", e);
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jtulach@959
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}
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jtulach@959
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}
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jaroslav@570
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if (!jsb.wait4js() && ee.getReturnType().getKind() != TypeKind.VOID) {
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msg.printMessage(Diagnostic.Kind.ERROR, "Methods that don't wait for JavaScript to finish must return void!", e);
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jaroslav@570
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}
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jaroslav@165
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if (!jsb.javacall() && jsb.body().contains(".@")) {
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msg.printMessage(Diagnostic.Kind.WARNING, "Usage of .@ usually requires javacall=true", e);
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jaroslav@165
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}
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jaroslav@184
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if (jsb.javacall()) {
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jaroslav@184
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JsCallback verify = new VerifyCallback(e);
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jaroslav@273
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try {
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jaroslav@273
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verify.parse(jsb.body());
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jaroslav@273
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} catch (IllegalStateException ex) {
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jaroslav@273
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msg.printMessage(Diagnostic.Kind.ERROR, ex.getLocalizedMessage(), e);
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jaroslav@273
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}
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jaroslav@184
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}
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jaroslav@165
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}
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jaroslav@348
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for (Element e : roundEnv.getElementsAnnotatedWith(JavaScriptResource.class)) {
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jaroslav@348
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JavaScriptResource r = e.getAnnotation(JavaScriptResource.class);
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jaroslav@348
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if (r == null) {
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jaroslav@348
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continue;
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jaroslav@348
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}
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jaroslav@348
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final String res;
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jaroslav@348
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if (r.value().startsWith("/")) {
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jaroslav@676
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res = r.value().substring(1);
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jaroslav@348
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} else {
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jaroslav@348
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res = findPkg(e).replace('.', '/') + "/" + r.value();
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jaroslav@348
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}
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jtulach@959
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jaroslav@348
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try {
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jaroslav@348
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FileObject os = processingEnv.getFiler().getResource(StandardLocation.SOURCE_PATH, "", res);
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jaroslav@348
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os.openInputStream().close();
|
jaroslav@348
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169 |
} catch (IOException ex1) {
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jaroslav@348
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try {
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jaroslav@348
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FileObject os2 = processingEnv.getFiler().getResource(StandardLocation.CLASS_OUTPUT, "", res);
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jaroslav@348
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os2.openInputStream().close();
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jaroslav@348
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173 |
} catch (IOException ex2) {
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jaroslav@676
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try {
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jaroslav@676
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FileObject os3 = processingEnv.getFiler().getResource(StandardLocation.CLASS_PATH, "", res);
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jaroslav@676
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os3.openInputStream().close();
|
jaroslav@676
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177 |
} catch (IOException ex3) {
|
jaroslav@676
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msg.printMessage(Diagnostic.Kind.ERROR, "Cannot find resource " + res, e);
|
jaroslav@676
|
179 |
}
|
jaroslav@348
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}
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jaroslav@348
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}
|
jtulach@959
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|
jaroslav@531
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183 |
boolean found = false;
|
jaroslav@531
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for (Element mthod : e.getEnclosedElements()) {
|
jaroslav@531
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if (mthod.getKind() != ElementKind.METHOD) {
|
jaroslav@531
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continue;
|
jaroslav@531
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187 |
}
|
jaroslav@531
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if (mthod.getAnnotation(JavaScriptBody.class) != null) {
|
jaroslav@531
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found = true;
|
jaroslav@531
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190 |
break;
|
jaroslav@531
|
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}
|
jaroslav@531
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}
|
jaroslav@531
|
193 |
if (!found) {
|
jaroslav@531
|
194 |
msg.printMessage(Diagnostic.Kind.ERROR, "At least one method needs @JavaScriptBody annotation. "
|
jaroslav@531
|
195 |
+ "Otherwise it is not guaranteed the resource will ever be loaded,", e
|
jaroslav@531
|
196 |
);
|
jaroslav@531
|
197 |
}
|
jaroslav@348
|
198 |
}
|
jaroslav@348
|
199 |
|
jaroslav@186
|
200 |
if (roundEnv.processingOver()) {
|
jaroslav@186
|
201 |
generateCallbackClass(javacalls);
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jaroslav@459
|
202 |
generateJavaScriptBodyList(bodies);
|
jaroslav@186
|
203 |
javacalls.clear();
|
jaroslav@186
|
204 |
}
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jaroslav@165
|
205 |
return true;
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jaroslav@165
|
206 |
}
|
jaroslav@165
|
207 |
|
jaroslav@165
|
208 |
@Override
|
jtulach@959
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209 |
public Iterable<? extends Completion> getCompletions(Element e,
|
jaroslav@165
|
210 |
AnnotationMirror annotation, ExecutableElement member, String userText
|
jaroslav@165
|
211 |
) {
|
jaroslav@165
|
212 |
StringBuilder sb = new StringBuilder();
|
jaroslav@165
|
213 |
if (e.getKind() == ElementKind.METHOD && member.getSimpleName().contentEquals("args")) {
|
jaroslav@165
|
214 |
ExecutableElement ee = (ExecutableElement) e;
|
jaroslav@165
|
215 |
String sep = "";
|
jaroslav@165
|
216 |
sb.append("{ ");
|
jaroslav@165
|
217 |
for (VariableElement ve : ee.getParameters()) {
|
jaroslav@165
|
218 |
sb.append(sep).append('"').append(ve.getSimpleName())
|
jaroslav@165
|
219 |
.append('"');
|
jaroslav@165
|
220 |
sep = ", ";
|
jaroslav@165
|
221 |
}
|
jaroslav@165
|
222 |
sb.append(" }");
|
jaroslav@165
|
223 |
return Collections.nCopies(1, Completions.of(sb.toString()));
|
jaroslav@165
|
224 |
}
|
jaroslav@165
|
225 |
return null;
|
jaroslav@165
|
226 |
}
|
jaroslav@165
|
227 |
|
jaroslav@184
|
228 |
private class VerifyCallback extends JsCallback {
|
jaroslav@184
|
229 |
private final Element e;
|
jaroslav@184
|
230 |
public VerifyCallback(Element e) {
|
jaroslav@184
|
231 |
this.e = e;
|
jaroslav@184
|
232 |
}
|
jaroslav@184
|
233 |
|
jaroslav@184
|
234 |
@Override
|
jaroslav@184
|
235 |
protected CharSequence callMethod(String ident, String fqn, String method, String params) {
|
jaroslav@185
|
236 |
final TypeElement type = processingEnv.getElementUtils().getTypeElement(fqn);
|
jaroslav@185
|
237 |
if (type == null) {
|
jtulach@959
|
238 |
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR,
|
jaroslav@184
|
239 |
"Callback to non-existing class " + fqn, e
|
jaroslav@184
|
240 |
);
|
jaroslav@185
|
241 |
return "";
|
jaroslav@185
|
242 |
}
|
jaroslav@186
|
243 |
ExecutableElement found = null;
|
jaroslav@185
|
244 |
StringBuilder foundParams = new StringBuilder();
|
jaroslav@185
|
245 |
for (Element m : type.getEnclosedElements()) {
|
jaroslav@185
|
246 |
if (m.getKind() != ElementKind.METHOD) {
|
jaroslav@185
|
247 |
continue;
|
jaroslav@185
|
248 |
}
|
jaroslav@185
|
249 |
if (m.getSimpleName().contentEquals(method)) {
|
jaroslav@188
|
250 |
String paramTypes = findParamTypes((ExecutableElement)m);
|
jaroslav@185
|
251 |
if (paramTypes.equals(params)) {
|
jaroslav@186
|
252 |
found = (ExecutableElement) m;
|
jaroslav@185
|
253 |
break;
|
jaroslav@185
|
254 |
}
|
jaroslav@185
|
255 |
foundParams.append(paramTypes).append("\n");
|
jaroslav@185
|
256 |
}
|
jaroslav@185
|
257 |
}
|
jaroslav@185
|
258 |
if (found == null) {
|
jaroslav@185
|
259 |
if (foundParams.length() == 0) {
|
jtulach@959
|
260 |
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR,
|
jaroslav@185
|
261 |
"Callback to class " + fqn + " with unknown method " + method, e
|
jaroslav@185
|
262 |
);
|
jaroslav@185
|
263 |
} else {
|
jtulach@959
|
264 |
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR,
|
jtulach@959
|
265 |
"Callback to " + fqn + "." + method + " with wrong parameters: " +
|
jaroslav@185
|
266 |
params + ". Only known parameters are " + foundParams, e
|
jaroslav@185
|
267 |
);
|
jaroslav@185
|
268 |
}
|
jaroslav@186
|
269 |
} else {
|
jaroslav@186
|
270 |
Map<String,ExecutableElement> mangledOnes = javacalls.get(findPkg(e));
|
jaroslav@186
|
271 |
if (mangledOnes == null) {
|
jaroslav@186
|
272 |
mangledOnes = new TreeMap<String, ExecutableElement>();
|
jaroslav@186
|
273 |
javacalls.put(findPkg(e), mangledOnes);
|
jaroslav@186
|
274 |
}
|
jaroslav@188
|
275 |
String mangled = JsCallback.mangle(fqn, method, findParamTypes(found));
|
jaroslav@186
|
276 |
mangledOnes.put(mangled, found);
|
jaroslav@184
|
277 |
}
|
jaroslav@184
|
278 |
return "";
|
jaroslav@184
|
279 |
}
|
jaroslav@185
|
280 |
|
jaroslav@188
|
281 |
private String findParamTypes(ExecutableElement method) {
|
jaroslav@185
|
282 |
ExecutableType t = (ExecutableType) method.asType();
|
jaroslav@185
|
283 |
StringBuilder sb = new StringBuilder();
|
jaroslav@188
|
284 |
sb.append('(');
|
jaroslav@185
|
285 |
for (TypeMirror tm : t.getParameterTypes()) {
|
jaroslav@185
|
286 |
if (tm.getKind().isPrimitive()) {
|
jaroslav@185
|
287 |
switch (tm.getKind()) {
|
jaroslav@185
|
288 |
case INT: sb.append('I'); break;
|
jaroslav@185
|
289 |
case BOOLEAN: sb.append('Z'); break;
|
jaroslav@185
|
290 |
case BYTE: sb.append('B'); break;
|
jaroslav@185
|
291 |
case CHAR: sb.append('C'); break;
|
jaroslav@185
|
292 |
case SHORT: sb.append('S'); break;
|
jaroslav@185
|
293 |
case DOUBLE: sb.append('D'); break;
|
jaroslav@185
|
294 |
case FLOAT: sb.append('F'); break;
|
jaroslav@185
|
295 |
case LONG: sb.append('J'); break;
|
jaroslav@185
|
296 |
default:
|
jaroslav@185
|
297 |
throw new IllegalStateException("Uknown " + tm.getKind());
|
jaroslav@185
|
298 |
}
|
jaroslav@185
|
299 |
} else {
|
jaroslav@185
|
300 |
while (tm.getKind() == TypeKind.ARRAY) {
|
jaroslav@185
|
301 |
sb.append('[');
|
jaroslav@185
|
302 |
tm = ((ArrayType)tm).getComponentType();
|
jaroslav@185
|
303 |
}
|
jaroslav@185
|
304 |
sb.append('L');
|
jtulach@1043
|
305 |
Types tu = processingEnv.getTypeUtils();
|
jtulach@1043
|
306 |
Element elm = tu.asElement(tu.erasure(tm));
|
jtulach@933
|
307 |
dumpElems(sb, elm, ';');
|
jaroslav@185
|
308 |
}
|
jaroslav@185
|
309 |
}
|
jaroslav@188
|
310 |
sb.append(')');
|
jaroslav@185
|
311 |
return sb.toString();
|
jaroslav@185
|
312 |
}
|
jaroslav@184
|
313 |
}
|
jtulach@959
|
314 |
|
jtulach@933
|
315 |
private static void dumpElems(StringBuilder sb, Element e, char after) {
|
jtulach@933
|
316 |
if (e == null) {
|
jtulach@933
|
317 |
return;
|
jtulach@933
|
318 |
}
|
jtulach@933
|
319 |
if (e.getKind() == ElementKind.PACKAGE) {
|
jtulach@933
|
320 |
PackageElement pe = (PackageElement) e;
|
jtulach@933
|
321 |
sb.append(pe.getQualifiedName().toString().replace('.', '/')).append('/');
|
jtulach@933
|
322 |
return;
|
jtulach@933
|
323 |
}
|
jtulach@933
|
324 |
Element p = e.getEnclosingElement();
|
jtulach@933
|
325 |
dumpElems(sb, p, '$');
|
jtulach@933
|
326 |
sb.append(e.getSimpleName());
|
jtulach@933
|
327 |
sb.append(after);
|
jtulach@933
|
328 |
}
|
jtulach@959
|
329 |
|
jaroslav@459
|
330 |
private void generateJavaScriptBodyList(Map<String,Set<TypeElement>> bodies) {
|
jaroslav@509
|
331 |
if (bodies.isEmpty()) {
|
jaroslav@509
|
332 |
return;
|
jaroslav@509
|
333 |
}
|
jaroslav@509
|
334 |
try {
|
jaroslav@509
|
335 |
FileObject all = processingEnv.getFiler().createResource(
|
jtulach@959
|
336 |
StandardLocation.CLASS_OUTPUT, "", "META-INF/net.java.html.js.classes"
|
jaroslav@509
|
337 |
);
|
jaroslav@509
|
338 |
PrintWriter wAll = new PrintWriter(new OutputStreamWriter(
|
jaroslav@509
|
339 |
all.openOutputStream(), "UTF-8"
|
jaroslav@509
|
340 |
));
|
jaroslav@509
|
341 |
for (Map.Entry<String, Set<TypeElement>> entry : bodies.entrySet()) {
|
jaroslav@509
|
342 |
String pkg = entry.getKey();
|
jaroslav@509
|
343 |
Set<TypeElement> classes = entry.getValue();
|
jaroslav@509
|
344 |
|
jaroslav@459
|
345 |
FileObject out = processingEnv.getFiler().createResource(
|
jaroslav@459
|
346 |
StandardLocation.CLASS_OUTPUT, pkg, "net.java.html.js.classes",
|
jaroslav@459
|
347 |
classes.iterator().next()
|
jaroslav@459
|
348 |
);
|
jaroslav@459
|
349 |
OutputStream os = out.openOutputStream();
|
jaroslav@459
|
350 |
try {
|
jaroslav@459
|
351 |
PrintWriter w = new PrintWriter(new OutputStreamWriter(os, "UTF-8"));
|
jaroslav@459
|
352 |
for (TypeElement type : classes) {
|
jaroslav@509
|
353 |
final Name bn = processingEnv.getElementUtils().getBinaryName(type);
|
jaroslav@509
|
354 |
w.println(bn);
|
jaroslav@509
|
355 |
wAll.println(bn);
|
jaroslav@459
|
356 |
}
|
jaroslav@459
|
357 |
w.flush();
|
jaroslav@459
|
358 |
w.close();
|
jaroslav@509
|
359 |
} catch (IOException x) {
|
jaroslav@509
|
360 |
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, "Failed to write to " + entry.getKey() + ": " + x.toString());
|
jaroslav@459
|
361 |
} finally {
|
jaroslav@459
|
362 |
os.close();
|
jaroslav@459
|
363 |
}
|
jaroslav@459
|
364 |
}
|
jaroslav@509
|
365 |
wAll.close();
|
jaroslav@509
|
366 |
} catch (IOException x) {
|
jaroslav@509
|
367 |
processingEnv.getMessager().printMessage(Diagnostic.Kind.ERROR, "Failed to write to " + "META-INF/net.java.html.js.classes: " + x.toString());
|
jaroslav@459
|
368 |
}
|
jaroslav@459
|
369 |
}
|
jtulach@959
|
370 |
|
jaroslav@186
|
371 |
private void generateCallbackClass(Map<String,Map<String, ExecutableElement>> process) {
|
jaroslav@186
|
372 |
for (Map.Entry<String, Map<String, ExecutableElement>> pkgEn : process.entrySet()) {
|
jaroslav@186
|
373 |
String pkgName = pkgEn.getKey();
|
jaroslav@186
|
374 |
Map<String, ExecutableElement> map = pkgEn.getValue();
|
jaroslav@186
|
375 |
StringBuilder source = new StringBuilder();
|
jaroslav@186
|
376 |
source.append("package ").append(pkgName).append(";\n");
|
jaroslav@188
|
377 |
source.append("public final class $JsCallbacks$ {\n");
|
jaroslav@288
|
378 |
source.append(" static final $JsCallbacks$ VM = new $JsCallbacks$(null);\n");
|
jtulach@838
|
379 |
source.append(" private final org.netbeans.html.boot.spi.Fn.Presenter p;\n");
|
jaroslav@288
|
380 |
source.append(" private $JsCallbacks$ last;\n");
|
jtulach@838
|
381 |
source.append(" private $JsCallbacks$(org.netbeans.html.boot.spi.Fn.Presenter p) {\n");
|
jaroslav@288
|
382 |
source.append(" this.p = p;\n");
|
jaroslav@288
|
383 |
source.append(" }\n");
|
jaroslav@288
|
384 |
source.append(" final $JsCallbacks$ current() {\n");
|
jtulach@838
|
385 |
source.append(" org.netbeans.html.boot.spi.Fn.Presenter now = org.netbeans.html.boot.spi.Fn.activePresenter();\n");
|
jaroslav@288
|
386 |
source.append(" if (now == p) return this;\n");
|
jaroslav@288
|
387 |
source.append(" if (last != null && now == last.p) return last;\n");
|
jaroslav@288
|
388 |
source.append(" return last = new $JsCallbacks$(now);\n");
|
jaroslav@288
|
389 |
source.append(" }\n");
|
jaroslav@186
|
390 |
for (Map.Entry<String, ExecutableElement> entry : map.entrySet()) {
|
jaroslav@186
|
391 |
final String mangled = entry.getKey();
|
jaroslav@186
|
392 |
final ExecutableElement m = entry.getValue();
|
jtulach@911
|
393 |
generateMethod(false, m, source, mangled);
|
jtulach@911
|
394 |
generateMethod(true, m, source, "raw$" + mangled);
|
jaroslav@186
|
395 |
}
|
jaroslav@186
|
396 |
source.append("}\n");
|
jaroslav@186
|
397 |
final String srcName = pkgName + ".$JsCallbacks$";
|
jaroslav@186
|
398 |
try {
|
jaroslav@186
|
399 |
Writer w = processingEnv.getFiler().createSourceFile(srcName,
|
jaroslav@186
|
400 |
map.values().toArray(new Element[map.size()])
|
jaroslav@186
|
401 |
).openWriter();
|
jaroslav@186
|
402 |
w.write(source.toString());
|
jaroslav@186
|
403 |
w.close();
|
jaroslav@186
|
404 |
} catch (IOException ex) {
|
jaroslav@186
|
405 |
processingEnv.getMessager().printMessage(
|
jaroslav@186
|
406 |
Diagnostic.Kind.ERROR, "Can't write " + srcName + ": " + ex.getMessage()
|
jaroslav@186
|
407 |
);
|
jaroslav@186
|
408 |
}
|
jaroslav@186
|
409 |
}
|
jaroslav@186
|
410 |
}
|
jaroslav@609
|
411 |
|
jtulach@911
|
412 |
private void generateMethod(boolean selfObj, final ExecutableElement m, StringBuilder source, final String mangled) {
|
jtulach@911
|
413 |
final boolean isStatic = m.getModifiers().contains(Modifier.STATIC);
|
jtulach@911
|
414 |
if (isStatic && selfObj) {
|
jtulach@911
|
415 |
return;
|
jtulach@911
|
416 |
}
|
jtulach@911
|
417 |
final TypeElement selfType = (TypeElement)m.getEnclosingElement();
|
jtulach@1043
|
418 |
Types tu = processingEnv.getTypeUtils();
|
jtulach@959
|
419 |
|
jtulach@911
|
420 |
source.append("\n public java.lang.Object ")
|
jtulach@911
|
421 |
.append(mangled)
|
jtulach@911
|
422 |
.append("(");
|
jtulach@959
|
423 |
|
jtulach@911
|
424 |
String sep = "";
|
jtulach@911
|
425 |
StringBuilder convert = new StringBuilder();
|
jtulach@911
|
426 |
if (!isStatic) {
|
jtulach@911
|
427 |
if (selfObj) {
|
jtulach@1042
|
428 |
source.append("java.lang.Object self");
|
jtulach@911
|
429 |
convert.append(" if (p instanceof org.netbeans.html.boot.spi.Fn.FromJavaScript) {\n");
|
jtulach@911
|
430 |
convert.append(" self").
|
jtulach@911
|
431 |
append(" = ((org.netbeans.html.boot.spi.Fn.FromJavaScript)p).toJava(self").
|
jtulach@911
|
432 |
append(");\n");
|
jtulach@911
|
433 |
convert.append(" }\n");
|
jtulach@911
|
434 |
} else {
|
jtulach@911
|
435 |
source.append(selfType.getQualifiedName());
|
jtulach@911
|
436 |
source.append(" self");
|
jtulach@911
|
437 |
}
|
jtulach@911
|
438 |
sep = ", ";
|
jtulach@911
|
439 |
}
|
jtulach@959
|
440 |
|
jtulach@911
|
441 |
int cnt = 0;
|
jtulach@911
|
442 |
for (VariableElement ve : m.getParameters()) {
|
jtulach@911
|
443 |
source.append(sep);
|
jtulach@911
|
444 |
++cnt;
|
jtulach@911
|
445 |
final TypeMirror t = ve.asType();
|
jtulach@913
|
446 |
if (!t.getKind().isPrimitive() && !"java.lang.String".equals(t.toString())) { // NOI18N
|
jtulach@1042
|
447 |
source.append("java.lang.Object");
|
jtulach@911
|
448 |
convert.append(" if (p instanceof org.netbeans.html.boot.spi.Fn.FromJavaScript) {\n");
|
jtulach@911
|
449 |
convert.append(" arg").append(cnt).
|
jtulach@911
|
450 |
append(" = ((org.netbeans.html.boot.spi.Fn.FromJavaScript)p).toJava(arg").append(cnt).
|
jtulach@911
|
451 |
append(");\n");
|
jtulach@911
|
452 |
convert.append(" }\n");
|
jtulach@911
|
453 |
} else {
|
jtulach@911
|
454 |
source.append(t);
|
jtulach@911
|
455 |
}
|
jtulach@911
|
456 |
source.append(" arg").append(cnt);
|
jtulach@911
|
457 |
sep = ", ";
|
jtulach@911
|
458 |
}
|
jtulach@911
|
459 |
source.append(") throws Throwable {\n");
|
jtulach@911
|
460 |
source.append(convert);
|
jtulach@911
|
461 |
if (useTryResources()) {
|
jtulach@911
|
462 |
source.append(" try (java.io.Closeable a = org.netbeans.html.boot.spi.Fn.activate(p)) { \n");
|
jtulach@911
|
463 |
} else {
|
jtulach@911
|
464 |
source.append(" java.io.Closeable a = org.netbeans.html.boot.spi.Fn.activate(p); try {\n");
|
jtulach@911
|
465 |
}
|
jtulach@911
|
466 |
source.append(" ");
|
jtulach@911
|
467 |
if (m.getReturnType().getKind() != TypeKind.VOID) {
|
jtulach@1042
|
468 |
source.append("java.lang.Object $ret = ");
|
jtulach@911
|
469 |
}
|
jtulach@911
|
470 |
if (isStatic) {
|
jtulach@911
|
471 |
source.append(((TypeElement)m.getEnclosingElement()).getQualifiedName());
|
jtulach@911
|
472 |
source.append('.');
|
jtulach@911
|
473 |
} else {
|
jtulach@911
|
474 |
if (selfObj) {
|
jtulach@911
|
475 |
source.append("((");
|
jtulach@911
|
476 |
source.append(selfType.getQualifiedName());
|
jtulach@911
|
477 |
source.append(")self).");
|
jtulach@911
|
478 |
} else {
|
jtulach@911
|
479 |
source.append("self.");
|
jtulach@911
|
480 |
}
|
jtulach@911
|
481 |
}
|
jtulach@911
|
482 |
source.append(m.getSimpleName());
|
jtulach@911
|
483 |
source.append("(");
|
jtulach@911
|
484 |
cnt = 0;
|
jtulach@911
|
485 |
sep = "";
|
jtulach@911
|
486 |
for (VariableElement ve : m.getParameters()) {
|
jtulach@911
|
487 |
source.append(sep);
|
jtulach@1043
|
488 |
source.append("(").append(tu.erasure(ve.asType()));
|
jtulach@911
|
489 |
source.append(")arg").append(++cnt);
|
jtulach@911
|
490 |
sep = ", ";
|
jtulach@911
|
491 |
}
|
jtulach@911
|
492 |
source.append(");\n");
|
jtulach@911
|
493 |
if (m.getReturnType().getKind() == TypeKind.VOID) {
|
jtulach@911
|
494 |
source.append(" return null;\n");
|
jtulach@911
|
495 |
} else {
|
jtulach@911
|
496 |
source.append(" if (p instanceof org.netbeans.html.boot.spi.Fn.ToJavaScript) {\n");
|
jtulach@911
|
497 |
source.append(" $ret = ((org.netbeans.html.boot.spi.Fn.ToJavaScript)p).toJavaScript($ret);\n");
|
jtulach@911
|
498 |
source.append(" }\n");
|
jtulach@911
|
499 |
source.append(" return $ret;\n");
|
jtulach@911
|
500 |
}
|
jtulach@911
|
501 |
if (useTryResources()) {
|
jtulach@911
|
502 |
source.append(" }\n");
|
jtulach@911
|
503 |
} else {
|
jtulach@959
|
504 |
|
jtulach@911
|
505 |
source.append(" } finally {\n");
|
jtulach@911
|
506 |
source.append(" a.close();\n");
|
jtulach@911
|
507 |
source.append(" }\n");
|
jtulach@911
|
508 |
}
|
jtulach@911
|
509 |
source.append(" }\n");
|
jtulach@911
|
510 |
}
|
jtulach@911
|
511 |
|
jaroslav@609
|
512 |
private boolean useTryResources() {
|
jaroslav@609
|
513 |
try {
|
jaroslav@609
|
514 |
return processingEnv.getSourceVersion().compareTo(SourceVersion.RELEASE_7) >= 0;
|
jaroslav@609
|
515 |
} catch (LinkageError err) {
|
jaroslav@609
|
516 |
// can happen when running on JDK6
|
jaroslav@609
|
517 |
return false;
|
jaroslav@609
|
518 |
}
|
jaroslav@609
|
519 |
}
|
jtulach@959
|
520 |
|
jaroslav@186
|
521 |
private static String findPkg(Element e) {
|
jaroslav@186
|
522 |
while (e.getKind() != ElementKind.PACKAGE) {
|
jaroslav@186
|
523 |
e = e.getEnclosingElement();
|
jaroslav@186
|
524 |
}
|
jaroslav@186
|
525 |
return ((PackageElement)e).getQualifiedName().toString();
|
jaroslav@186
|
526 |
}
|
jtulach@959
|
527 |
|
jaroslav@165
|
528 |
}
|