| /* |
| * 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 transforms.global |
| |
| import org.codehaus.groovy.ast.* |
| import org.codehaus.groovy.transform.* |
| import org.codehaus.groovy.control.* |
| import org.codehaus.groovy.ast.expr.* |
| import org.codehaus.groovy.ast.stmt.* |
| import java.lang.annotation.* |
| import org.codehaus.groovy.ast.builder.AstBuilder |
| |
| /** |
| * This ASTTransformation adds a static getCompiledTime() : String method to every class. |
| * |
| * @author Hamlet D'Arcy |
| */ |
| @GroovyASTTransformation(phase=CompilePhase.CONVERSION) |
| public class CompiledAtASTTransformation implements ASTTransformation { |
| |
| private static final compileTime = new Date().toString() |
| |
| public void visit(ASTNode[] astNodes, SourceUnit sourceUnit) { |
| |
| List classes = sourceUnit.ast?.classes |
| classes?.each { ClassNode clazz -> |
| clazz.addMethod(makeMethod()) |
| } |
| } |
| |
| /** |
| * OpCodes should normally be referenced, but in a standalone example I don't want to have to include |
| * the jar at compile time. |
| */ |
| MethodNode makeMethod() { |
| def ast = new AstBuilder().buildFromSpec { |
| method('getCompiledTime', /*OpCodes.ACC_PUBLIC*/1 | /*OpCodes.ACC_STATIC*/8, String) { |
| parameters {} |
| exceptions {} |
| block { |
| returnStatement { |
| constant(compileTime) |
| } |
| } |
| annotations {} |
| } |
| } |
| ast[0] |
| } |
| } |