1.1 --- a/boot/pom.xml Wed Jun 26 15:11:17 2013 +0200
1.2 +++ b/boot/pom.xml Wed Jun 26 15:11:58 2013 +0200
1.3 @@ -28,5 +28,10 @@
1.4 <scope>test</scope>
1.5 <type>jar</type>
1.6 </dependency>
1.7 + <dependency>
1.8 + <groupId>org.netbeans.api</groupId>
1.9 + <artifactId>org-openide-util-lookup</artifactId>
1.10 + <scope>compile</scope>
1.11 + </dependency>
1.12 </dependencies>
1.13 </project>
2.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
2.2 +++ b/boot/src/main/java/org/apidesign/html/boot/impl/JavaScriptProcesor.java Wed Jun 26 15:11:58 2013 +0200
2.3 @@ -0,0 +1,104 @@
2.4 +/**
2.5 + * HTML via Java(tm) Language Bindings
2.6 + * Copyright (C) 2013 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
2.7 + *
2.8 + * This program is free software: you can redistribute it and/or modify
2.9 + * it under the terms of the GNU General Public License as published by
2.10 + * the Free Software Foundation, version 2 of the License.
2.11 + *
2.12 + * This program is distributed in the hope that it will be useful,
2.13 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
2.14 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
2.15 + * GNU General Public License for more details. apidesign.org
2.16 + * designates this particular file as subject to the
2.17 + * "Classpath" exception as provided by apidesign.org
2.18 + * in the License file that accompanied this code.
2.19 + *
2.20 + * You should have received a copy of the GNU General Public License
2.21 + * along with this program. Look for COPYING file in the top folder.
2.22 + * If not, see http://wiki.apidesign.org/wiki/GPLwithClassPathException
2.23 + */
2.24 +package org.apidesign.html.boot.impl;
2.25 +
2.26 +import java.util.Collections;
2.27 +import java.util.HashSet;
2.28 +import java.util.List;
2.29 +import java.util.Set;
2.30 +import javax.annotation.processing.AbstractProcessor;
2.31 +import javax.annotation.processing.Completion;
2.32 +import javax.annotation.processing.Completions;
2.33 +import javax.annotation.processing.Messager;
2.34 +import javax.annotation.processing.Processor;
2.35 +import javax.annotation.processing.RoundEnvironment;
2.36 +import javax.lang.model.element.AnnotationMirror;
2.37 +import javax.lang.model.element.Element;
2.38 +import javax.lang.model.element.ElementKind;
2.39 +import javax.lang.model.element.ExecutableElement;
2.40 +import javax.lang.model.element.TypeElement;
2.41 +import javax.lang.model.element.VariableElement;
2.42 +import javax.tools.Diagnostic;
2.43 +import net.java.html.js.JavaScriptBody;
2.44 +import net.java.html.js.JavaScriptResource;
2.45 +import org.openide.util.lookup.ServiceProvider;
2.46 +
2.47 +/**
2.48 + *
2.49 + * @author Jaroslav Tulach <jtulach@netbeans.org>
2.50 + */
2.51 +@ServiceProvider(service = Processor.class)
2.52 +public final class JavaScriptProcesor extends AbstractProcessor {
2.53 + @Override
2.54 + public Set<String> getSupportedAnnotationTypes() {
2.55 + Set<String> set = new HashSet<String>();
2.56 + set.add(JavaScriptBody.class.getName());
2.57 + set.add(JavaScriptResource.class.getName());
2.58 + return set;
2.59 + }
2.60 +
2.61 + @Override
2.62 + public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {
2.63 + final Messager msg = processingEnv.getMessager();
2.64 + for (Element e : roundEnv.getElementsAnnotatedWith(JavaScriptBody.class)) {
2.65 + if (e.getKind() != ElementKind.METHOD && e.getKind() != ElementKind.CONSTRUCTOR) {
2.66 + continue;
2.67 + }
2.68 + ExecutableElement ee = (ExecutableElement)e;
2.69 + List<? extends VariableElement> params = ee.getParameters();
2.70 +
2.71 + JavaScriptBody jsb = e.getAnnotation(JavaScriptBody.class);
2.72 + if (jsb == null) {
2.73 + continue;
2.74 + }
2.75 + String[] arr = jsb.args();
2.76 + if (params.size() != arr.length) {
2.77 + msg.printMessage(Diagnostic.Kind.ERROR, "Number of args arguments does not match real arguments!", e);
2.78 + }
2.79 + if (!jsb.javacall() && jsb.body().contains(".@")) {
2.80 + msg.printMessage(Diagnostic.Kind.WARNING, "Usage of .@ usually requires javacall=true", e);
2.81 + }
2.82 + }
2.83 + return true;
2.84 + }
2.85 +
2.86 + @Override
2.87 + public Iterable<? extends Completion> getCompletions(Element e,
2.88 + AnnotationMirror annotation, ExecutableElement member, String userText
2.89 + ) {
2.90 + StringBuilder sb = new StringBuilder();
2.91 + if (e.getKind() == ElementKind.METHOD && member.getSimpleName().contentEquals("args")) {
2.92 + ExecutableElement ee = (ExecutableElement) e;
2.93 + String sep = "";
2.94 + sb.append("{ ");
2.95 + for (VariableElement ve : ee.getParameters()) {
2.96 + sb.append(sep).append('"').append(ve.getSimpleName())
2.97 + .append('"');
2.98 + sep = ", ";
2.99 + }
2.100 + sb.append(" }");
2.101 + return Collections.nCopies(1, Completions.of(sb.toString()));
2.102 + }
2.103 + return null;
2.104 + }
2.105 +
2.106 +
2.107 +}