| /* |
| * Copyright 2008 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.dev.jjs; |
| |
| import com.google.gwt.core.ext.Generator; |
| import com.google.gwt.core.ext.GeneratorContext; |
| import com.google.gwt.core.ext.TreeLogger; |
| import com.google.gwt.core.ext.UnableToCompleteException; |
| import com.google.gwt.core.ext.typeinfo.JClassType; |
| import com.google.gwt.core.ext.typeinfo.NotFoundException; |
| import com.google.gwt.core.ext.typeinfo.TypeOracle; |
| import com.google.gwt.dev.jjs.test.UnstableGeneratorTest; |
| |
| import java.io.PrintWriter; |
| |
| /** |
| * Generates unstable results than change on each invocation. |
| */ |
| public class UnstableGenerator extends Generator { |
| |
| private static int counter = 0; |
| |
| @Override |
| public String generate(TreeLogger logger, GeneratorContext context, |
| String typeName) throws UnableToCompleteException { |
| try { |
| ++counter; |
| TypeOracle typeOracle = context.getTypeOracle(); |
| JClassType inputType = typeOracle.getType(typeName); |
| JClassType intfType = typeOracle.getType(UnstableGeneratorTest.UnstableResult.class.getName().replace( |
| '$', '.')); |
| String packageName = inputType.getPackage().getName(); |
| String className = inputType.getName().replace('.', '_') + "Impl" |
| + counter; |
| PrintWriter writer = context.tryCreate(logger, packageName, className); |
| if (writer == null) { |
| return null; |
| } |
| writer.println("package " + packageName + ";"); |
| writer.println("public class " + className + " implements " |
| + intfType.getQualifiedSourceName() + " {"); |
| writer.println(" public String get() { return \"foo" + counter + "\"; }"); |
| writer.println("}"); |
| context.commit(logger, writer); |
| return (packageName.length() == 0) ? className |
| : (packageName + "." + className); |
| } catch (NotFoundException e) { |
| logger.log(TreeLogger.ERROR, "Unable to find required client type", e); |
| throw new UnableToCompleteException(); |
| } |
| } |
| } |