| /* |
| * Copyright 2009 Google Inc. |
| * |
| * Licensed 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 com.google.gwt.uibinder.rebind; |
| |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.core.ext.typeinfo.JClassType; |
| import com.google.gwt.core.ext.typeinfo.TypeOracle; |
| import com.google.gwt.resources.client.ClientBundle; |
| import com.google.gwt.resources.client.CssResource.Import; |
| import com.google.gwt.resources.client.DataResource; |
| import com.google.gwt.resources.client.DataResource.DoNotEmbed; |
| import com.google.gwt.resources.client.DataResource.MimeType; |
| import com.google.gwt.resources.client.ImageResource; |
| import com.google.gwt.resources.client.ImageResource.ImageOptions; |
| import com.google.gwt.resources.client.ImageResource.RepeatStyle; |
| import com.google.gwt.uibinder.rebind.model.ImplicitClientBundle; |
| import com.google.gwt.uibinder.rebind.model.ImplicitCssResource; |
| import com.google.gwt.uibinder.rebind.model.ImplicitDataResource; |
| import com.google.gwt.uibinder.rebind.model.ImplicitImageResource; |
| |
| import java.util.Collection; |
| import java.util.Set; |
| |
| /** |
| * Writes source implementing an {@link ImplicitClientBundle}. |
| */ |
| public class BundleWriter { |
| |
| private final ImplicitClientBundle bundleClass; |
| private final IndentedWriter writer; |
| private final PrintWriterManager writerManager; |
| private final TypeOracle types; |
| private final MortalLogger logger; |
| |
| private final JClassType clientBundleType; |
| private final JClassType dataResourceType; |
| private final JClassType doNotEmbedType; |
| private final JClassType dataMimeTypeType; |
| private final JClassType imageOptionType; |
| private final JClassType imageResourceType; |
| private final JClassType repeatStyleType; |
| private final JClassType importAnnotationType; |
| |
| public BundleWriter(ImplicitClientBundle bundleClass, |
| PrintWriterManager writerManager, TypeOracle types, MortalLogger logger) { |
| this.bundleClass = bundleClass; |
| this.writer = new IndentedWriter( |
| writerManager.makePrintWriterFor(bundleClass.getClassName())); |
| this.writerManager = writerManager; |
| this.types = types; |
| this.logger = logger; |
| |
| clientBundleType = types.findType(ClientBundle.class.getName()); |
| dataResourceType = types.findType(DataResource.class.getCanonicalName()); |
| doNotEmbedType = types.findType(DoNotEmbed.class.getCanonicalName()); |
| dataMimeTypeType = types.findType(MimeType.class.getCanonicalName()); |
| imageOptionType = types.findType(ImageOptions.class.getCanonicalName()); |
| imageResourceType = types.findType(ImageResource.class.getCanonicalName()); |
| repeatStyleType = types.findType(RepeatStyle.class.getCanonicalName()); |
| importAnnotationType = types.findType(Import.class.getCanonicalName()); |
| } |
| |
| public void write() throws UnableToCompleteException { |
| writeBundleClass(); |
| for (ImplicitCssResource css : bundleClass.getCssMethods()) { |
| new CssResourceWriter(css, types, |
| writerManager.makePrintWriterFor(css.getClassName()), |
| logger).write(); |
| } |
| } |
| |
| private void writeBundleClass() { |
| // Package declaration |
| String packageName = bundleClass.getPackageName(); |
| if (packageName.length() > 0) { |
| writer.write("package %1$s;", packageName); |
| writer.newline(); |
| } |
| |
| // Imports |
| writer.write("import %s;", clientBundleType.getQualifiedSourceName()); |
| writer.write("import %s;", dataResourceType.getQualifiedSourceName()); |
| writer.write("import %s;", doNotEmbedType.getQualifiedSourceName()); |
| writer.write("import %s;", dataMimeTypeType.getQualifiedSourceName()); |
| writer.write("import %s;", imageResourceType.getQualifiedSourceName()); |
| writer.write("import %s;", imageOptionType.getQualifiedSourceName()); |
| writer.write("import %s;", importAnnotationType.getQualifiedSourceName()); |
| writer.newline(); |
| |
| // Open interface |
| writer.write("public interface %s extends ClientBundle {", |
| bundleClass.getClassName()); |
| writer.indent(); |
| |
| // Write css methods |
| for (ImplicitCssResource css : bundleClass.getCssMethods()) { |
| writeCssSource(css); |
| writeCssImports(css); |
| writer.write("%s %s();", css.getClassName(), css.getName()); |
| writer.newline(); |
| } |
| |
| // Write data methods |
| for (ImplicitDataResource data : bundleClass.getDataMethods()) { |
| writer.write("@Source(\"%s\")", data.getSource()); |
| writer.newline(); |
| if (data.getDoNotEmbed() == Boolean.TRUE) { |
| writer.write("@DoNotEmbed"); |
| writer.newline(); |
| } |
| if (data.getMimeType() != null) { |
| writer.write("@MimeType(\"%s\")", data.getMimeType()); |
| writer.newline(); |
| } |
| writer.write("%s %s();", dataResourceType.getName(), data.getName()); |
| writer.newline(); |
| } |
| |
| writeImageMethods(); |
| |
| // Close interface. |
| writer.outdent(); |
| writer.write("}"); |
| } |
| |
| private void writeCssImports(ImplicitCssResource css) { |
| Set<JClassType> importTypes = css.getImports(); |
| int numImports = importTypes.size(); |
| if (numImports > 0) { |
| if (numImports == 1) { |
| writer.write("@Import(%s.class)", |
| importTypes.iterator().next().getQualifiedSourceName()); |
| } else { |
| StringBuffer b = new StringBuffer(); |
| for (JClassType importType : importTypes) { |
| if (b.length() > 0) { |
| b.append(", "); |
| } |
| b.append(importType.getQualifiedSourceName()).append(".class"); |
| } |
| writer.write("@Import({%s})", b); |
| } |
| } |
| } |
| |
| private void writeCssSource(ImplicitCssResource css) { |
| Collection<String> sources = css.getSource(); |
| if (sources.size() == 1) { |
| writer.write("@Source(\"%s\")", sources.iterator().next()); |
| } else { |
| StringBuffer b = new StringBuffer(); |
| for (String s : sources) { |
| if (b.length() > 0) { |
| b.append(", "); |
| } |
| b.append('"').append(s).append('"'); |
| } |
| writer.write("@Source({%s})", b); |
| } |
| } |
| |
| private void writeImageMethods() { |
| for (ImplicitImageResource image : bundleClass.getImageMethods()) { |
| if (null != image.getSource()) { |
| writer.write("@Source(\"%s\")", image.getSource()); |
| } |
| |
| writeImageOptionsAnnotation(image.getFlipRtl(), image.getRepeatStyle()); |
| writer.write("%s %s();", imageResourceType.getName(), image.getName()); |
| } |
| } |
| |
| private void writeImageOptionsAnnotation(Boolean flipRtl, |
| RepeatStyle repeatStyle) { |
| if (flipRtl != null || repeatStyle != null) { |
| StringBuilder b = new StringBuilder("@ImageOptions("); |
| if (null != flipRtl) { |
| b.append("flipRtl=").append(flipRtl); |
| if (repeatStyle != null) { |
| b.append(", "); |
| } |
| } |
| if (repeatStyle != null) { |
| b.append(String.format("repeatStyle=%s.%s", repeatStyleType.getName(), |
| repeatStyle.toString())); |
| } |
| b.append(")"); |
| writer.write(b.toString()); |
| } |
| } |
| } |