| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.modules.apisupport.hints; |
| |
| import org.netbeans.api.templates.TemplateRegistrations; |
| import java.net.URI; |
| import org.netbeans.api.java.classpath.ClassPath; |
| import java.util.LinkedHashMap; |
| import com.sun.source.tree.ModifiersTree; |
| import java.net.URL; |
| import java.util.Map; |
| import java.util.concurrent.Callable; |
| import javax.lang.model.element.Element; |
| import org.netbeans.api.java.source.GeneratorUtilities; |
| import org.netbeans.api.java.source.WorkingCopy; |
| import org.netbeans.api.templates.TemplateRegistration; |
| import org.netbeans.modules.apisupport.hints.Hinter.Context; |
| import org.netbeans.spi.editor.hints.Severity; |
| import org.openide.DialogDisplayer; |
| import org.openide.NotifyDescriptor; |
| import org.openide.filesystems.FileObject; |
| import org.openide.filesystems.FileUtil; |
| import org.openide.filesystems.URLMapper; |
| import org.openide.util.NbBundle.Messages; |
| import org.openide.util.NbCollections; |
| import org.openide.util.lookup.ServiceProvider; |
| import static org.netbeans.modules.apisupport.hints.Bundle.*; |
| |
| @ServiceProvider(service=Hinter.class) |
| public class TemplateHinter implements Hinter { |
| |
| @Messages({ |
| "TemplateHinter_content_file=Replace with @TemplateRegistration", |
| "# {0} - file attribute name", "TemplateHinter_unrecognized_attr=Unrecognized template attribute: {0}", |
| "# {0} - current name and extension", "# {1} - inferred name and extension", "TemplateHinter_basename_mismatch=Current url attribute would make template be named {1} rather than {0}" |
| }) |
| public @Override void process(final Context ctx) throws Exception { |
| final FileObject file = ctx.file(); |
| if (!file.isData()) { |
| return; |
| } |
| Object iterator = file.getAttribute("literal:instantiatingIterator"); |
| if (iterator == null) { |
| iterator = file.getAttribute("literal:templateWizardIterator"); |
| } |
| if (iterator == null) { |
| if (Boolean.TRUE.equals(file.getAttribute("template"))) { |
| // XXX currently cannot add simple templates to package-info.java |
| ctx.addHint(Severity.WARNING, TemplateHinter_content_file()); |
| } |
| return; |
| } |
| final String url = (String) file.getAttribute("WritableXMLFileSystem.url"); |
| if (url == null && file.getSize() > 0) { |
| // XXX cannot handle inline content |
| ctx.addHint(Severity.WARNING, TemplateHinter_content_file()); |
| return; |
| } |
| if (url != null) { |
| String basename = basename(url); |
| if (!basename.equals(file.getNameExt())) { |
| ctx.addHint(Severity.WARNING, TemplateHinter_basename_mismatch(file.getNameExt(), basename)); |
| return; |
| } |
| } |
| for (String attr : NbCollections.iterable(file.getAttributes())) { |
| if (!attr.matches("instantiatingIterator|templateWizardIterator|template|displayName|iconBase|position|instantiatingWizardURL|templateWizardURL|templateCategory|javax[.]script[.]ScriptEngine")) { |
| ctx.addHint(Severity.WARNING, TemplateHinter_unrecognized_attr(attr)); |
| return; |
| } |
| } |
| final Object _iterator = iterator; |
| ctx.addStandardAnnotationHint(new Callable<Void>() { |
| public @Override Void call() throws Exception { |
| if (!annotationsAvailable(ctx)) { |
| return null; |
| } |
| ctx.findAndModifyDeclaration(_iterator, new Context.ModifyDeclarationTask() { |
| public @Override void run(WorkingCopy wc, Element declaration, ModifiersTree modifiers) throws Exception { |
| Map<String,Object> params = new LinkedHashMap<String,Object>(); |
| FileObject file = ctx.file(); |
| params.put("folder", FileUtil.getRelativePath(file.getFileSystem().findResource("Templates"), file.getParent())); |
| params.put("position", file.getAttribute("position")); |
| if (url != null) { |
| URI u = new URI(url); |
| if (!u.isAbsolute()) { |
| URL[] layers = (URL[]) file.getAttribute("layers"); |
| assert layers != null && layers.length == 1; |
| FileObject layer = URLMapper.findFileObject(layers[0]); |
| if (layer != null) { |
| ClassPath src = ClassPath.getClassPath(layer, ClassPath.SOURCE); |
| String path = src.getResourceName(layer); |
| if (path != null) { |
| u = new URI("nbres", "/" + path, null).resolve(u); |
| } |
| } |
| } |
| if (u.getScheme() != null && u.getScheme().matches("nbres(loc)?")) { |
| // XXX could relativize it |
| params.put("content", u.getPath()); |
| } |
| } |
| params.put("scriptEngine", file.getAttribute("javax.script.ScriptEngine")); |
| params.put("displayName", ctx.bundlevalue(file.getAttribute("literal:displayName"), declaration)); |
| params.put("iconBase", file.getAttribute("iconBase")); |
| URL desc = (URL) file.getAttribute("instantiatingWizardURL"); |
| if (desc == null) { |
| desc = (URL) file.getAttribute("templateWizardURL"); |
| } |
| if (desc != null) { |
| // XXX could relativize it |
| params.put("description", desc.getPath()); |
| } |
| String category = (String) file.getAttribute("templateCategory"); |
| if (category != null) { |
| params.put("category", category.split(", ?")); |
| } |
| params.put("requireProject", file.getAttribute("requireProject")); |
| ModifiersTree nue = ctx.addAnnotation(wc, modifiers, TemplateRegistration.class.getName(), TemplateRegistrations.class.getName(), params); |
| ctx.delete(file); |
| wc.rewrite(modifiers, GeneratorUtilities.get(wc).importFQNs(nue)); |
| } |
| }); |
| return null; |
| } |
| }); |
| } |
| |
| @Messages("TemplateHinter.missing_dep=You must add a dependency on org.openide.loaders (7.29+) before using this fix.") |
| private boolean annotationsAvailable(Context ctx) { |
| if (ctx.canAccess(TemplateRegistration.class.getName())) { |
| return true; |
| } else { |
| DialogDisplayer.getDefault().notify(new NotifyDescriptor.Message(TemplateHinter_missing_dep(), NotifyDescriptor.WARNING_MESSAGE)); |
| return false; |
| } |
| } |
| |
| // copied from TemplateProcessor |
| private static String basename(String relativeResource) { |
| return relativeResource.replaceFirst(".+/", "").replaceFirst("[.]template$", ""); |
| } |
| |
| } |