/*******************************************************************************
* Copyright (c) 2011 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.cdi.seam.core.persistence;
import java.util.List;
import java.util.Set;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaModelException;
import org.jboss.tools.cdi.core.CDIConstants;
import org.jboss.tools.cdi.core.IProducer;
import org.jboss.tools.cdi.core.extension.AbstractDefinitionContextExtension;
import org.jboss.tools.cdi.core.extension.ICDIExtension;
import org.jboss.tools.cdi.core.extension.IDefinitionContextExtension;
import org.jboss.tools.cdi.core.extension.feature.IBuildParticipantFeature;
import org.jboss.tools.cdi.internal.core.impl.BeanMember;
import org.jboss.tools.cdi.internal.core.impl.CDIProject;
import org.jboss.tools.cdi.internal.core.impl.ClassBean;
import org.jboss.tools.cdi.internal.core.impl.definition.FieldDefinition;
import org.jboss.tools.cdi.internal.core.impl.definition.MethodDefinition;
import org.jboss.tools.cdi.internal.core.impl.definition.TypeDefinition;
import org.jboss.tools.cdi.internal.core.scanner.FileSet;
import org.jboss.tools.cdi.seam.core.CDISeamCorePlugin;
import org.jboss.tools.common.java.IAnnotated;
import org.jboss.tools.common.java.ParametedType;
import org.jboss.tools.common.java.TypeDeclaration;
import org.jboss.tools.common.model.XModelObject;
/**
*
* @author Viacheslav Kabanlvich
*
*/
public class CDISeamPersistenceExtension implements ICDIExtension, IBuildParticipantFeature {
CDISeamPersistenceDefinitionContext context = new CDISeamPersistenceDefinitionContext();
@Override
public IDefinitionContextExtension getContext() {
return context;
}
@Override
public void beginVisiting() {
}
@Override
public void visitJar(IPath path, IPackageFragmentRoot root,
XModelObject beansXML) {
}
@Override
public void visit(IFile file, IPath src, IPath webinf) {
}
@Override
public void buildDefinitions() {
}
@Override
public void buildDefinitions(FileSet fileSet) {
}
@Override
public void buildBeans(CDIProject target) {
if(target.getNature() != context.getRootContext().getProject()) {
//because we getAll type definitions
return;
}
List<TypeDefinition> definitions = target.getNature().getAllTypeDefinitions();
if(definitions.isEmpty()) {
//no beans to build
return;
}
ParametedType entityManager = getType(CDIPersistenceConstants.ENTITY_MANAGER_TYPE_NAME, target);
ParametedType entityManagerFactory = getType(CDIPersistenceConstants.ENTITY_MANAGER_FACTORY_TYPE_NAME, target);
ParametedType session = getType(CDIPersistenceConstants.SESSION_TYPE_NAME, target);
ParametedType sessionFactory = getType(CDIPersistenceConstants.SESSION_FACTORY_TYPE_NAME, target);
if(entityManager == null && session == null) {
return;
}
CDIProject cdi = target;
for (TypeDefinition def: definitions) {
if(def.isVetoed() || !isArtifact(def)) {
continue;
}
ClassBean bean = new ClassBean();
bean.setParent(cdi);
bean.setDefinition(def);
for (IProducer p: bean.getProducers()) {
if(isArtefact(p)) {
BeanMember m = (BeanMember)p;
TypeDeclaration d = m.getTypeDeclaration();
if(d!=null && d.getType()!=null) {
ParametedType substitute = null;
if(entityManagerFactory != null && entityManager != null && d.getType().equals(entityManagerFactory.getType())) {
substitute = entityManager;
} else if(sessionFactory != null && session != null && d.getType().equals(sessionFactory.getType())) {
substitute = session;
}
if(substitute != null) {
d = new TypeDeclaration(substitute, d.getResource(), d.getStartPosition(), d.getLength());
m.setTypeDeclaration(d);
cdi.addBean(p);
}
}
}
}
}
}
boolean isArtifact(TypeDefinition typeDefinition) {
List<FieldDefinition> fs = typeDefinition.getFields();
for (FieldDefinition f: fs) {
if(isArtefact(f)) {
return true;
}
}
List<MethodDefinition> ms = typeDefinition.getMethods();
for (MethodDefinition m: ms) {
if(isArtefact(m)) {
return true;
}
}
return false;
}
boolean isArtefact(IAnnotated m) {
return (m instanceof IProducer || m.isAnnotationPresent(CDIConstants.PRODUCES_ANNOTATION_TYPE_NAME))
&& (m.isAnnotationPresent(CDIPersistenceConstants.EXTENSION_MANAGED_ANNOTATION_TYPE_NAME)
|| m.isAnnotationPresent(CDIPersistenceConstants.EXTENSION_MANAGED_ANNOTATION_TYPE_NAME_30));
}
private ParametedType getType(String name, CDIProject project) {
IType t = project.getNature().getType(name);
if(t == null) {
return null;
}
try {
return project.getNature().getTypeFactory().getParametedType(t, "L" + name + ";");
} catch (JavaModelException e) {
CDISeamCorePlugin.getDefault().logError(e);
return null;
}
}
}
class CDISeamPersistenceDefinitionContext extends AbstractDefinitionContextExtension {
public CDISeamPersistenceDefinitionContext() {}
@Override
protected AbstractDefinitionContextExtension copy(boolean clean) {
CDISeamPersistenceDefinitionContext copy = new CDISeamPersistenceDefinitionContext();
copy.root = root;
if(!clean) {
}
return copy;
}
protected void doApplyWorkingCopy() {
}
}