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* to you under the Apache License, Version 2.0 (the
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* http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.openjpa.enhance;
import java.io.IOException;
import java.security.AccessController;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import org.apache.openjpa.conf.OpenJPAConfiguration;
import org.apache.openjpa.conf.OpenJPAConfigurationImpl;
import org.apache.openjpa.lib.conf.Configurations;
import org.apache.openjpa.lib.util.BytecodeWriter;
import org.apache.openjpa.lib.util.J2DoPrivHelper;
import org.apache.openjpa.lib.util.Options;
import org.apache.openjpa.meta.MetaDataRepository;
import org.apache.openjpa.persistence.jdbc.annotations.UnenhancedInappropriateTransient;
import org.apache.openjpa.persistence.jdbc.annotations.UnenhancedMixedAccess;
import org.apache.openjpa.persistence.test.PersistenceTestCase;
import serp.bytecode.BCClass;
import serp.bytecode.Project;
public class TestEnhancementWithMultiplePUs
extends PersistenceTestCase {
public void testExplicitEnhancementWithClassNotInFirstPU()
throws ClassNotFoundException {
OpenJPAConfiguration conf = new OpenJPAConfigurationImpl();
Configurations.populateConfiguration(conf, new Options());
MetaDataRepository repos = conf.getMetaDataRepositoryInstance();
ClassLoader loader = (ClassLoader) AccessController
.doPrivileged(J2DoPrivHelper.newTemporaryClassLoaderAction(
getClass().getClassLoader()));
Project project = new Project();
String className =
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance";
BCClass bc = assertNotPC(loader, project, className);
PCEnhancer enhancer = new PCEnhancer(conf, bc, repos, loader);
assertEquals(PCEnhancer.ENHANCE_PC, enhancer.run());
assertTrue(Arrays.asList(bc.getInterfaceNames()).contains(
PersistenceCapable.class.getName()));
}
private BCClass assertNotPC(ClassLoader loader, Project project,
String className) {
BCClass bc = project.loadClass(className, loader);
assertFalse(className + " must not be enhanced already; it was.",
Arrays.asList(bc.getInterfaceNames()).contains(
PersistenceCapable.class.getName()));
return bc;
}
public void testEnhancementOfSecondPUWithClassNotInFirstPU()
throws IOException {
OpenJPAConfiguration conf = new OpenJPAConfigurationImpl();
Options opts = new Options();
opts.setProperty("p",
"META-INF/persistence.xml#second-persistence-unit");
Configurations.populateConfiguration(conf, opts);
MetaDataRepository repos = conf.getMetaDataRepositoryInstance();
ClassLoader loader = (ClassLoader) AccessController
.doPrivileged(J2DoPrivHelper.newTemporaryClassLoaderAction(
getClass().getClassLoader()));
Project project = new Project();
// make sure that the class is not already enhanced for some reason
String className =
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance";
BCClass bc = assertNotPC(loader, project, className);
// build up a writer that just stores to a list so that we don't
// mutate the disk.
final List<String> written = new ArrayList<String>();
BytecodeWriter writer = new BytecodeWriter() {
public void write(BCClass type) throws IOException {
assertTrue(Arrays.asList(type.getInterfaceNames()).contains(
PersistenceCapable.class.getName()));
written.add(type.getName());
}
};
PCEnhancer.run(conf, null, new PCEnhancer.Flags(), repos, writer,
loader);
// ensure that we don't attempt to process classes listed in other PUs
assertEquals(1, written.size());
// ensure that we do process the classes listed in the PU
assertTrue(written.contains(className));
}
public void testEnhancementOfAllPUsWithinAResource()
throws IOException {
OpenJPAConfiguration conf = new OpenJPAConfigurationImpl();
Options opts = new Options();
opts.setProperty("p", "META-INF/persistence.xml");
Configurations.populateConfiguration(conf, opts);
MetaDataRepository repos = conf.getMetaDataRepositoryInstance();
ClassLoader loader = (ClassLoader) AccessController
.doPrivileged(J2DoPrivHelper.newTemporaryClassLoaderAction(
getClass().getClassLoader()));
Project project = new Project();
// make sure that the classes is not already enhanced for some reason
assertNotPC(loader, project,
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance");
assertNotPC(loader, project,
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance2");
// build up a writer that just stores to a list so that we don't
// mutate the disk.
final List<String> written = new ArrayList<String>();
BytecodeWriter writer = new BytecodeWriter() {
public void write(BCClass type) throws IOException {
assertTrue(Arrays.asList(type.getInterfaceNames()).contains(
PersistenceCapable.class.getName()));
written.add(type.getName());
}
};
opts = new Options();
// Use a restricted mdr. This mdr will not hand out metadata for excluded
// types. These are types that have known issues and should not be enhanced.
// This test tries to enhance all persistent types in the classpath and that
// can be problematic for tests which include entities that this test should
// not attempt to enhance.
opts.setProperty("MetaDataRepository",
"org.apache.openjpa.enhance.RestrictedMetaDataRepository(ExcludedTypes=" +
UnenhancedMixedAccess.class.getCanonicalName() + ";" +
UnenhancedInappropriateTransient.class.getCanonicalName() + ")");
opts.put(PCEnhancer.class.getName() + "#bytecodeWriter", writer);
PCEnhancer.run(null, opts);
// ensure that we do process the classes listed in the PUs
assertTrue(written.contains(
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance"));
assertTrue(written.contains(
"org.apache.openjpa.enhance.UnenhancedBootstrapInstance2"));
}
}