| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 1999 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Ant", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| */ |
| package org.apache.tools.ant.taskdefs.optional.ejb; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.ObjectInputStream; |
| |
| import javax.ejb.deployment.DeploymentDescriptor; |
| |
| /** |
| * A helper class which performs the actual work of the ddcreator task. |
| * |
| * This class is run with a classpath which includes the weblogic tools and the home and remote |
| * interface class files referenced in the deployment descriptors being built. |
| * |
| * @author <a href="mailto:conor@cortexebusiness.com.au">Conor MacNeill</a>, Cortex ebusiness Pty Limited |
| */ |
| public class DDCreatorHelper { |
| /** |
| * The root directory of the tree containing the textual deployment desciptors. |
| */ |
| private File descriptorDirectory; |
| |
| /** |
| * The directory where generated serialised desployment descriptors are written. |
| */ |
| private File generatedFilesDirectory; |
| |
| /** |
| * The descriptor text files for which a serialised descriptor is to be created. |
| */ |
| String[] descriptors; |
| |
| /** |
| * The main method. |
| * |
| * The main method creates an instance of the DDCreatorHelper, passing it the |
| * args which it then processes. |
| */ |
| public static void main(String[] args) throws Exception { |
| DDCreatorHelper helper = new DDCreatorHelper(args); |
| helper.process(); |
| } |
| |
| /** |
| * Initialise the helper with the command arguments. |
| * |
| */ |
| private DDCreatorHelper(String[] args) { |
| int index = 0; |
| descriptorDirectory = new File(args[index++]); |
| generatedFilesDirectory = new File(args[index++]); |
| |
| descriptors = new String[args.length - index]; |
| for (int i = 0; index < args.length; ++i) { |
| descriptors[i] = args[index++]; |
| } |
| } |
| |
| /** |
| * Do the actual work. |
| * |
| * The work proceeds by examining each descriptor given. If the serialised |
| * file does not exist or is older than the text description, the weblogic |
| * DDCreator tool is invoked directly to build the serialised descriptor. |
| */ |
| private void process() throws Exception { |
| for (int i = 0; i < descriptors.length; ++i) { |
| String descriptorName = descriptors[i]; |
| File descriptorFile = new File(descriptorDirectory, descriptorName); |
| |
| int extIndex = descriptorName.lastIndexOf("."); |
| String serName = null; |
| if (extIndex != -1) { |
| serName = descriptorName.substring(0, extIndex) + ".ser"; |
| } |
| else { |
| serName = descriptorName + ".ser"; |
| } |
| File serFile = new File(generatedFilesDirectory, serName); |
| |
| // do we need to regenerate the file |
| if (!serFile.exists() || serFile.lastModified() < descriptorFile.lastModified() |
| || regenerateSerializedFile(serFile)) { |
| |
| String[] args = {"-noexit", |
| "-d", serFile.getParent(), |
| "-outputfile", serFile.getName(), |
| descriptorFile.getPath()}; |
| try { |
| weblogic.ejb.utils.DDCreator.main(args); |
| } |
| catch (Exception e) { |
| // there was an exception - run with no exit to get proper error |
| String[] newArgs = {"-d", generatedFilesDirectory.getPath(), |
| "-outputfile", serFile.getName(), |
| descriptorFile.getPath()}; |
| weblogic.ejb.utils.DDCreator.main(newArgs); |
| } |
| } |
| } |
| } |
| |
| /** |
| * EJBC will fail if the serialized descriptor file does not match the bean classes. |
| * You can test for this by trying to load the deployment descriptor. If it fails, |
| * the serialized file needs to be regenerated because the associated class files |
| * don't match. |
| */ |
| private boolean regenerateSerializedFile(File serFile) { |
| try { |
| |
| FileInputStream fis = new FileInputStream(serFile); |
| ObjectInputStream ois = new ObjectInputStream(fis); |
| DeploymentDescriptor dd = (DeploymentDescriptor) ois.readObject(); |
| fis.close(); |
| |
| // Since the descriptor read properly, everything should be o.k. |
| return false; |
| |
| } catch (Exception e) { |
| |
| // Weblogic will throw an error if the deployment descriptor does |
| // not match the class files. |
| return true; |
| |
| } |
| } |
| } |