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/*
* 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 org.netbeans.modules.java.j2seproject;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import org.netbeans.api.java.classpath.ClassPath;
import org.netbeans.api.java.classpath.JavaClassPathConstants;
import org.netbeans.api.java.project.JavaProjectConstants;
import org.netbeans.api.project.FileOwnerQuery;
import org.netbeans.api.project.Project;
import org.netbeans.api.project.ProjectManager;
import org.netbeans.api.project.ProjectUtils;
import org.netbeans.api.project.SourceGroup;
import org.netbeans.api.project.Sources;
import org.netbeans.modules.j2ee.metadata.model.api.MetadataModel;
//retouche:
import org.netbeans.modules.j2ee.persistence.api.EntityClassScope;
//import org.netbeans.modules.j2ee.metadata.ClassPathSupport;
import org.netbeans.spi.java.classpath.support.ClassPathSupport;
import org.netbeans.modules.j2ee.persistence.api.PersistenceScope;
import org.netbeans.modules.j2ee.persistence.api.PersistenceScopes;
import org.netbeans.modules.j2ee.persistence.api.metadata.orm.EntityMappingsMetadata;
import org.netbeans.modules.j2ee.persistence.spi.EntityClassScopeFactory;
import org.netbeans.modules.j2ee.persistence.spi.EntityClassScopeImplementation;
import org.netbeans.modules.j2ee.persistence.spi.EntityClassScopeProvider;
import org.netbeans.modules.j2ee.persistence.spi.PersistenceLocationProvider;
import org.netbeans.modules.j2ee.persistence.spi.PersistenceScopeFactory;
import org.netbeans.modules.j2ee.persistence.spi.PersistenceScopeImplementation;
import org.netbeans.modules.j2ee.persistence.spi.PersistenceScopeProvider;
import org.netbeans.modules.j2ee.persistence.spi.PersistenceScopesProvider;
import org.netbeans.modules.j2ee.persistence.spi.support.EntityMappingsMetadataModelHelper;
import org.netbeans.modules.j2ee.persistence.spi.support.PersistenceScopesHelper;
import org.netbeans.modules.java.api.common.classpath.ClassPathProviderImpl;
import org.netbeans.modules.java.api.common.project.ProjectProperties;
import org.netbeans.spi.project.support.ant.AntProjectHelper;
import org.netbeans.spi.project.support.ant.EditableProperties;
import org.openide.filesystems.FileObject;
import org.openide.filesystems.FileUtil;
import org.openide.filesystems.URLMapper;
import org.openide.util.Exceptions;
import org.openide.util.RequestProcessor;
/**
*
* @author Andrei Badea
*/
public class J2SEPersistenceProvider implements PersistenceLocationProvider, PersistenceScopeProvider, PersistenceScopesProvider, EntityClassScopeProvider, PropertyChangeListener {
private static final RequestProcessor RP = new RequestProcessor(J2SEPersistenceProvider.class.getName(), 1, false, false);
private final J2SEProject project;
private final ClassPathProviderImpl cpProvider;
private final ScopeImpl scopeImpl = new ScopeImpl();
private final PersistenceScope persistenceScope = PersistenceScopeFactory.createPersistenceScope(scopeImpl);
private final EntityClassScope entityClassScope = EntityClassScopeFactory.createEntityClassScope(scopeImpl);
private final PersistenceScopesHelper scopesHelper = new PersistenceScopesHelper();
private final EntityMappingsMetadataModelHelper modelHelper;
// private final PersistenceXmlChangeListener puChangeListener = new PersistenceXmlChangeListener();
private final PropertyChangeListener scopeListener = new PropertyChangeListener() {
@Override
public void propertyChange(PropertyChangeEvent evt) {
Object newV = evt.getNewValue();
if (Boolean.TRUE.equals(newV)) {
puChanged();
}
}
};
private ClassPath projectSourcesClassPath;
public J2SEPersistenceProvider(J2SEProject project, ClassPathProviderImpl cpProvider) {
this.project = project;
this.cpProvider = cpProvider;
modelHelper = createEntityMappingsHelper();
project.getSourceRoots().addPropertyChangeListener(this);
sourcesChanged();
}
@Override
public FileObject getLocation() {
return getMetaInfFolder();
}
@Override
public FileObject createLocation() throws IOException {
FileObject root = getFirstSourceRoot();
if (root == null) {
throw new IOException("There are no source roots in the project or the first source root does not exist."); // NOI18N
}
FileObject metaInf = root.getFileObject("META-INF"); // NOI18N
if (metaInf != null) {
if (!metaInf.isFolder()) {
throw new IOException("The META-INF directory exists, but is not a folder."); // NOI18N
}
} else {
metaInf = root.createFolder("META-INF"); // NOI18N
}
// //
// FileUtil.addFileChangeListener(puChangeListener, new File(FileUtil.toFile(metaInf), "persistence.xml"));
//
return metaInf;
}
@Override
public PersistenceScope findPersistenceScope(FileObject fo) {
Project proj = FileOwnerQuery.getOwner(fo);
if (proj != null) {
J2SEPersistenceProvider provider = proj.getLookup().lookup(J2SEPersistenceProvider.class);
return provider.getPersistenceScope();
}
return null;
}
@Override
public EntityClassScope findEntityClassScope(FileObject fo) {
Project proj = FileOwnerQuery.getOwner(fo);
if (proj != null) {
J2SEPersistenceProvider provider = proj.getLookup().lookup(J2SEPersistenceProvider.class);
return provider.getEntityClassScope();
}
return null;
}
@Override
public PersistenceScopes getPersistenceScopes() {
return scopesHelper.getPersistenceScopes();
}
private FileObject getFirstSourceRoot() {
for (URL url : project.getSourceRoots().getRootURLs()) {
FileObject fo = URLMapper.findFileObject(url);
if (fo != null) {
return fo;
}
}
return null;
}
private FileObject getMetaInfFolder() {
for (URL url : project.getSourceRoots().getRootURLs()) {
FileObject fo = URLMapper.findFileObject(url);
if (fo != null) {
FileObject metaInf = fo.getFileObject("META-INF"); // NOI18N
if (metaInf != null && metaInf.isFolder()) {
return metaInf;
}
}
}
return null;
}
private PersistenceScope getPersistenceScope() {
FileObject persistenceXml = persistenceScope.getPersistenceXml();
if (persistenceXml != null && persistenceXml.isValid()) {
return persistenceScope;
}
return null;
}
private EntityClassScope getEntityClassScope() {
return entityClassScope;
}
private ClassPath getProjectSourcesClassPath() {
synchronized (this) {
if (projectSourcesClassPath == null) {
projectSourcesClassPath = ClassPathSupport.createProxyClassPath(new ClassPath[]{
cpProvider.getProjectSourcesClassPath(ClassPath.SOURCE),
cpProvider.getProjectSourcesClassPath(ClassPath.COMPILE),});
}
return projectSourcesClassPath;
}
}
private EntityMappingsMetadataModelHelper createEntityMappingsHelper() {
return new EntityMappingsMetadataModelHelper.Builder(cpProvider.getProjectSourcesClassPath(ClassPath.BOOT))
.setModuleBootPath(cpProvider.getProjectSourcesClassPath(JavaClassPathConstants.MODULE_BOOT_PATH))
.setClassPath(cpProvider.getProjectSourcesClassPath(ClassPath.COMPILE))
.setModuleCompilePath(cpProvider.getProjectSourcesClassPath(JavaClassPathConstants.MODULE_COMPILE_PATH))
.setModuleClassPath(cpProvider.getProjectSourcesClassPath(JavaClassPathConstants.MODULE_CLASS_PATH))
.setSourcePath(cpProvider.getProjectSourcesClassPath(ClassPath.SOURCE))
.build();
}
@Override
public void propertyChange(PropertyChangeEvent event) {
sourcesChanged();
}
private void sourcesChanged() {
File persistenceXmlFile = null;
FileObject metaInf = getMetaInfFolder();
if (metaInf != null) {
// if there is a META-INF folder, expect persistence.xml to be created there
File metaInfFile = FileUtil.toFile(metaInf);
if (metaInfFile != null) {
persistenceXmlFile = new File(metaInfFile, "persistence.xml"); //NOI18N
}
} else {
FileObject firstSourceRoot = getFirstSourceRoot();
if (firstSourceRoot != null) {
File sourceRootFile = FileUtil.toFile(firstSourceRoot);
persistenceXmlFile = new File(sourceRootFile, "META-INF/persistence.xml"); // NOI18N
}
}
synchronized (this) {
if (persistenceXmlFile != null) {
scopesHelper.changePersistenceScope(persistenceScope, persistenceXmlFile);
modelHelper.changePersistenceXml(persistenceXmlFile);
scopesHelper.getPersistenceScopes().addPropertyChangeListener(scopeListener);
} else {
scopesHelper.changePersistenceScope(null, null);
modelHelper.changePersistenceXml(null);
}
}
}
/**
* Implementation of PersistenceScopeImplementation and EntityClassScopeImplementation.
*/
private final class ScopeImpl implements PersistenceScopeImplementation, EntityClassScopeImplementation {
@Override
public FileObject getPersistenceXml() {
FileObject location = getLocation();
if (location == null) {
return null;
}
return location.getFileObject("persistence.xml"); // NOI18N
}
@Override
public ClassPath getClassPath() {
return getProjectSourcesClassPath();
}
@Override
public MetadataModel<EntityMappingsMetadata> getEntityMappingsModel(String persistenceUnitName) {
return modelHelper.getEntityMappingsModel(persistenceUnitName);
}
@Override
public MetadataModel<EntityMappingsMetadata> getEntityMappingsModel(boolean withDeps) {
return modelHelper.getDefaultEntityMappingsModel(withDeps);
}
}
private void puChanged() {
RP.post(new Runnable() {
@Override
public void run() {
ProjectManager.mutex().writeAccess(new Runnable() {
@Override
public void run() {
EditableProperties prop = project.getUpdateHelper().getProperties(AntProjectHelper.PROJECT_PROPERTIES_PATH);
String ap = prop.getProperty(ProjectProperties.ANNOTATION_PROCESSING_PROCESSORS_LIST);
boolean changed = false;
if (ap == null) {
ap = "";
}
String approperties = prop.getProperty(ProjectProperties.ANNOTATION_PROCESSING_PROCESSOR_OPTIONS);
if(approperties == null){
approperties = "";
}
//we need to workaround issue 187653 before we have stable jdk with fix and or fix in eclipselink
if(approperties.indexOf("eclipselink.canonicalmodel.use_static_factory")==-1){//NOI18N
String toadd = (approperties.length()>0 ? " " : "") + "-Aeclipselink.canonicalmodel.use_static_factory=false";//NOI18N
approperties = approperties + toadd;
prop.setProperty(ProjectProperties.ANNOTATION_PROCESSING_PROCESSOR_OPTIONS, approperties);
changed = true;
}
//TODO: consider add dependency on j2ee.persistence and get class from persistence provider
if (ap.length()>0 && ap.indexOf("org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor") == -1) {//NOI18N
Sources sources = ProjectUtils.getSources(project);
SourceGroup[] groups = sources.getSourceGroups(JavaProjectConstants.SOURCES_TYPE_JAVA);
SourceGroup firstGroup = groups[0];
FileObject fo = firstGroup.getRootFolder();
ClassPath compile = ClassPath.getClassPath(fo, JavaClassPathConstants.PROCESSOR_PATH);
if (compile.findResource("org/eclipse/persistence/internal/jpa/modelgen/CanonicalModelProcessor.class") != null) {//NOI18N
ap = ap.trim();
boolean turnOn = ap.length()==0;//we will switch generation on only if there was no processors even by default properties "save" have case on existence of ap
ap = ap + (ap.length() > 0 ? "," : "") + "org.eclipse.persistence.internal.jpa.modelgen.CanonicalModelProcessor"; //NOI18N
prop.setProperty(ProjectProperties.ANNOTATION_PROCESSING_PROCESSORS_LIST, ap);
if( turnOn ) {
prop.setProperty(ProjectProperties.ANNOTATION_PROCESSING_RUN_ALL_PROCESSORS, "false");//NOI18N
}
changed = true;
}
}
if (!J2SEProjectUtil.isTrue(prop.getProperty(ProjectProperties.ANNOTATION_PROCESSING_ENABLED))) {
prop.setProperty(ProjectProperties.ANNOTATION_PROCESSING_ENABLED, "true"); //NOI18N
changed = true;
}
if (changed) {
project.getUpdateHelper().putProperties(AntProjectHelper.PROJECT_PROPERTIES_PATH, prop);
try {
ProjectManager.getDefault().saveProject(project);
} catch (IOException ex) {
Exceptions.printStackTrace(ex);
} catch (IllegalArgumentException ex) {
Exceptions.printStackTrace(ex);
}
}
}
});
}
});
}
}