Java tutorial
/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER * * Copyright (c) 2010, Oracle Corporation All Rights Reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License ("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can obtain * a copy of the License at http://openjdk.java.net/legal/gplv2+ce.html. * See the License for the specific language governing permission and * limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at openICOM/bootstrap/legal/LICENSE.txt. * Oracle designates this particular file as subject to the "Classpath" exception * as provided by Oracle in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the License * Header, with the fields enclosed by brackets [ ] replaced by your own * identifying information: "Portions Copyrighted [year] * [name of copyright owner]. * * Contributor(s): Oracle Corporation * * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package icom.weaver; import org.objectweb.asm.AnnotationVisitor; import org.objectweb.asm.Attribute; import org.objectweb.asm.ClassVisitor; import org.objectweb.asm.FieldVisitor; import org.objectweb.asm.MethodVisitor; import org.objectweb.asm.Opcodes; public class JpaIdentifyPersistenceClass implements ClassVisitor, AnnotationVisitor, Opcodes, Descriptors { ClassFileTransformerImpl transformer; public JpaIdentifyPersistenceClass(ClassFileTransformerImpl transformer) { super(); this.transformer = transformer; } public void visit(String name, Object value) { } public AnnotationVisitor visitAnnotation(String name, String desc) { return this; } public AnnotationVisitor visitArray(String arg0) { return this; } public void visitEnum(String name, String desc, String value) { } public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) { if (name.equals(icomObjectId) || name.equals(icomVersionId)) { transformer.setFoundPersistenceClass(true); } else if (name.equals(icomContentStream)) { transformer.setFoundPersistenceClass(true); } else if (name.equals(icomMimeConvertible)) { transformer.setFoundPersistenceClass(true); } } public AnnotationVisitor visitAnnotation(String desc, boolean visible) { if (JpaClassAdapter.persistenceClassTypes.containsKey(desc)) { transformer.setFoundPersistenceClass(true); return null; } return this; } public void visitAttribute(Attribute attr) { } public void visitEnd() { } public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) { return null; } public void visitInnerClass(String name, String outerName, String innerName, int access) { } public MethodVisitor visitMethod(int access, String name, String desc, String signature, String[] exceptions) { return null; } public void visitOuterClass(String owner, String name, String desc) { } public void visitSource(String source, String debug) { } }