/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.jpdl.par;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import java.util.zip.ZipOutputStream;
import org.jbpm.db.AbstractDbTestCase;
import org.jbpm.graph.def.ProcessDefinition;
import org.jbpm.graph.exe.ProcessInstance;
import org.jbpm.util.ClassLoaderUtil;
import org.jbpm.util.IoUtil;
public class ProcessArchiveClassLoadingDbTest extends AbstractDbTestCase {
String getTestClassesDir() {
return ProcessArchiveDeploymentDbTest.class.getProtectionDomain()
.getCodeSource()
.getLocation()
.getFile();
}
public void testExecuteResourceUsingProcess() throws Exception {
// create a process archive
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ZipOutputStream zipOutputStream = new ZipOutputStream(baos);
addEntry(zipOutputStream, "processdefinition.xml", "org/jbpm/jpdl/par/resourceprocess.xml");
addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/ResourceAction.class",
"org/jbpm/jpdl/par/ResourceAction.class");
addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/classresource.txt",
"org/jbpm/jpdl/par/classresource.txt");
addEntry(zipOutputStream, "archiveresource.txt", "org/jbpm/jpdl/par/archiveresource.txt");
zipOutputStream.close();
byte[] zipBytes = baos.toByteArray();
// move the files
String classOriginalName = getTestClassesDir() + "org/jbpm/jpdl/par/ResourceAction.class";
String classTmpName = classOriginalName + ".hiddenFromTestClasspath";
assertTrue(new File(classOriginalName).renameTo(new File(classTmpName)));
String resourceOriginalName = getTestClassesDir() + "org/jbpm/jpdl/par/classresource.txt";
String resourceTmpName = resourceOriginalName + ".hiddenFromTestClasspath";
assertTrue(new File(resourceOriginalName).renameTo(new File(resourceTmpName)));
String archiveResourceOriginalName = getTestClassesDir()
+ "org/jbpm/jpdl/par/archiveresource.txt";
String archiveResourceTmpName = archiveResourceOriginalName + ".hiddenFromTestClasspath";
assertTrue(new File(archiveResourceOriginalName).renameTo(new File(archiveResourceTmpName)));
try {
ClassLoader testClassLoader = ProcessArchiveClassLoadingDbTest.class.getClassLoader();
assertNull(testClassLoader.getResource("org/jbpm/jpdl/par/classresource.txt"));
assertNull(testClassLoader.getResource("org/jbpm/jpdl/par/archiveresource.txt"));
try {
Class.forName("org.jbpm.jpdl.par.ResourceAction", false, testClassLoader);
fail("expected exception");
}
catch (ClassNotFoundException e) {
// OK
}
// deploy the process archive
ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(zipBytes));
ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = jbpmContext.newProcessInstanceForUpdate("resourceprocess");
processInstance.signal();
}
finally {
// put the files back into original position
new File(classTmpName).renameTo(new File(classOriginalName));
new File(resourceTmpName).renameTo(new File(resourceOriginalName));
new File(archiveResourceTmpName).renameTo(new File(archiveResourceOriginalName));
}
}
public void testInstantiateClassInArchive() throws Exception {
// create a process archive
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ZipOutputStream zipOutputStream = new ZipOutputStream(baos);
addEntry(zipOutputStream, "processdefinition.xml",
"org/jbpm/jpdl/par/instantiateprocess.xml");
addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/InstantiateAction.class",
"org/jbpm/jpdl/par/InstantiateAction.class");
addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/InstantiateClass.class",
"org/jbpm/jpdl/par/InstantiateClass.class");
zipOutputStream.close();
byte[] zipBytes = baos.toByteArray();
// move the files
String instantiateActionOriginalName = getTestClassesDir()
+ "org/jbpm/jpdl/par/InstantiateAction.class";
String instantiateActionTmpName = instantiateActionOriginalName
+ ".hiddenFromTestClasspath";
assertTrue(new File(instantiateActionOriginalName).renameTo(new File(
instantiateActionTmpName)));
String instantiateClassOriginalName = getTestClassesDir()
+ "org/jbpm/jpdl/par/InstantiateClass.class";
String instantiateClassTmpName = instantiateClassOriginalName + ".hiddenFromTestClasspath";
assertTrue(new File(instantiateClassOriginalName).renameTo(new File(instantiateClassTmpName)));
try {
ClassLoader testClassLoader = ProcessArchiveClassLoadingDbTest.class.getClassLoader();
try {
Class.forName("org.jbpm.jpdl.par.InstantiateAction", false, testClassLoader);
fail("expected exception");
}
catch (ClassNotFoundException e) {
// OK
}
try {
Class.forName("org.jbpm.jpdl.par.InstantiateClass", false, testClassLoader);
fail("expected exception");
}
catch (ClassNotFoundException e) {
// OK
}
// deploy the process archive
ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(zipBytes));
ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = jbpmContext.newProcessInstanceForUpdate("instantiateprocess");
processInstance.signal();
}
finally {
// put the files back into original position
new File(instantiateActionTmpName).renameTo(new File(instantiateActionOriginalName));
new File(instantiateClassTmpName).renameTo(new File(instantiateClassOriginalName));
}
}
public void testInstantiateClassOutsideArchive() throws Exception {
// create a process archive
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ZipOutputStream zipOutputStream = new ZipOutputStream(baos);
addEntry(zipOutputStream, "processdefinition.xml",
"org/jbpm/jpdl/par/instantiateprocess.xml");
addEntry(zipOutputStream, "classes/org/jbpm/jpdl/par/InstantiateAction.class",
"org/jbpm/jpdl/par/InstantiateAction.class");
zipOutputStream.close();
byte[] zipBytes = baos.toByteArray();
// move the files
String instantiateActionOriginalName = getTestClassesDir()
+ "org/jbpm/jpdl/par/InstantiateAction.class";
String instantiateActionTmpName = instantiateActionOriginalName
+ ".hiddenFromTestClasspath";
assertTrue(new File(instantiateActionOriginalName).renameTo(new File(
instantiateActionTmpName)));
try {
ClassLoader testClassLoader = ProcessArchiveClassLoadingDbTest.class.getClassLoader();
try {
Class.forName("org.jbpm.jpdl.par.InstantiateAction", false, testClassLoader);
fail("expected exception");
}
catch (ClassNotFoundException e) {
// OK
}
// InstantiateClass should be visible on the test classpath
Class.forName("org.jbpm.jpdl.par.InstantiateClass", false, testClassLoader);
// deploy the process archive
ZipInputStream zipInputStream = new ZipInputStream(new ByteArrayInputStream(zipBytes));
ProcessDefinition processDefinition = ProcessDefinition.parseParZipInputStream(zipInputStream);
deployProcessDefinition(processDefinition);
ProcessInstance processInstance = jbpmContext.newProcessInstanceForUpdate("instantiateprocess");
processInstance.signal();
}
finally {
// put the files back into original position
new File(instantiateActionTmpName).renameTo(new File(instantiateActionOriginalName));
}
}
private static void addEntry(ZipOutputStream zipOutputStream, String entryName,
String resource) throws IOException {
InputStream inputStream = ClassLoaderUtil.getStream(resource);
byte[] bytes = IoUtil.readBytes(inputStream);
addEntry(zipOutputStream, entryName, bytes);
inputStream.close();
}
private static void addEntry(ZipOutputStream zipOutputStream, String entryName, byte[] content)
throws IOException {
ZipEntry zipEntry = new ZipEntry(entryName);
zipOutputStream.putNextEntry(zipEntry);
zipOutputStream.write(content);
}
}