/**
* 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.apache.geronimo.openejb.deployment;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.HashMap;
import java.util.Set;
import java.util.TreeSet;
import java.util.Arrays;
import java.util.ArrayList;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.geronimo.common.DeploymentException;
import org.apache.geronimo.gbean.GBeanInfo;
import org.apache.geronimo.gbean.GBeanInfoBuilder;
import org.apache.geronimo.j2ee.deployment.Module;
import org.apache.geronimo.j2ee.deployment.annotation.EJBAnnotationHelper;
import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
import org.apache.geronimo.kernel.config.ConfigurationModuleType;
import org.apache.geronimo.kernel.repository.Environment;
import org.apache.geronimo.naming.deployment.AbstractNamingBuilder;
import org.apache.geronimo.openejb.ClientEjbReference;
import org.apache.geronimo.xbeans.javaee.EjbLocalRefType;
import org.apache.geronimo.xbeans.javaee.EjbRefType;
import org.apache.geronimo.xbeans.javaee.InjectionTargetType;
import org.apache.geronimo.xbeans.geronimo.naming.GerEjbRefType;
import org.apache.geronimo.xbeans.geronimo.naming.GerEjbRefDocument;
import org.apache.geronimo.xbeans.geronimo.naming.GerPatternType;
import org.apache.geronimo.xbeans.geronimo.naming.GerEjbLocalRefDocument;
import org.apache.geronimo.xbeans.geronimo.naming.GerEjbLocalRefType;
import org.apache.openejb.OpenEJBException;
import org.apache.openejb.assembler.classic.EjbJarInfo;
import org.apache.openejb.assembler.classic.JndiEncBuilder;
import org.apache.openejb.assembler.classic.JndiEncInfo;
import org.apache.openejb.assembler.classic.AppInfo;
import org.apache.openejb.config.JndiEncInfoBuilder;
import org.apache.openejb.config.AppModule;
import org.apache.openejb.core.ivm.naming.IntraVmJndiReference;
import org.apache.openejb.jee.EjbLocalRef;
import org.apache.openejb.jee.EjbRef;
import org.apache.openejb.jee.InjectionTarget;
import org.apache.openejb.jee.JndiConsumer;
import org.apache.openejb.jee.SessionBean;
import org.apache.xmlbeans.QNameSet;
import org.apache.xmlbeans.XmlObject;
/**
* @version $Revision: 475950 $ $Date: 2006-11-16 14:18:14 -0800 (Thu, 16 Nov 2006) $
*/
public class EjbRefBuilder extends AbstractNamingBuilder {
private static final Logger log = LoggerFactory.getLogger(EjbRefBuilder.class);
private final QNameSet ejbRefQNameSet;
private final QNameSet ejbLocalRefQNameSet;
private final URI uri;
public EjbRefBuilder(Environment defaultEnvironment, String[] eeNamespaces, String host, int port) throws URISyntaxException {
super(defaultEnvironment);
if (host != null) {
uri = new URI("ejbd", null, host, port, null, null, null);
} else {
uri = null;
}
ejbRefQNameSet = buildQNameSet(eeNamespaces, "ejb-ref");
ejbLocalRefQNameSet = buildQNameSet(eeNamespaces, "ejb-local-ref");
ejbRefQNameSet.union(ejbLocalRefQNameSet);
}
public QNameSet getSpecQNameSet() {
return ejbRefQNameSet;
}
public QNameSet getPlanQNameSet() {
return QNameSet.EMPTY;
}
protected boolean willMergeEnvironment(XmlObject specDD, XmlObject plan) {
return specDD.selectChildren(ejbRefQNameSet).length > 0 || specDD.selectChildren(ejbLocalRefQNameSet).length > 0;
}
public void buildNaming(XmlObject specDD, XmlObject plan, Module module, Map componentContext) throws DeploymentException {
// skip ejb modules... they have alreayd been processed
if (module.getType() == ConfigurationModuleType.EJB) {
return;
}
// map the refs declared in the vendor plan, so we can match them to the spec references
Map<String, GerEjbRefType> refMap = mapEjbRefs(plan);
Map<String, GerEjbLocalRefType> localRefMap = mapEjbLocalRefs(plan);
// JndiConsumer holds the ref objects that OpenEJB needs
JndiConsumer consumer = new SessionBean();
// Add the refs declaraed the the spec deployment descriptor (e.g., ejb-jar.xml or web.xml)
List<EjbRefType> ejbRefs = convert(specDD.selectChildren(ejbRefQNameSet), JEE_CONVERTER, EjbRefType.class, EjbRefType.type);
List<EjbLocalRefType> ejbLocalRefs = convert(specDD.selectChildren(ejbLocalRefQNameSet), JEE_CONVERTER, EjbLocalRefType.class, EjbLocalRefType.type);
addRefs(consumer, ejbRefs, refMap, ejbLocalRefs, localRefMap, componentContext);
// Discover and process any @EJB annotations (if !metadata-complete)
if ((module != null) && (module.getClassFinder() != null)) {
processAnnotations(module);
// @EJB remote refs
ejbRefs = asList(module.getAnnotatedApp().getEjbRefArray());
// @EJB local refs
ejbLocalRefs = asList(module.getAnnotatedApp().getEjbLocalRefArray());
// @EJB ambiguous refs
ejbRefs.addAll(module.getAnnotatedApp().getAmbiguousEjbRefs());
// add the refs
addRefs(consumer, ejbRefs, refMap, ejbLocalRefs, localRefMap, componentContext);
}
Map<String, Object> map = null;
try {
EjbModuleBuilder.EarData earData = (EjbModuleBuilder.EarData) module.getRootEarContext().getGeneralData().get(EjbModuleBuilder.EarData.class);
Collection<EjbJarInfo> ejbJars = Collections.emptySet();
if (earData != null) {
ejbJars = earData.getEjbJars();
}
AppInfo appInfo = new AppInfo();
appInfo.ejbJars.addAll(ejbJars);
JndiEncInfoBuilder jndiEncInfoBuilder = new JndiEncInfoBuilder(appInfo);
JndiEncInfo jndiEncInfo;
if (module.isStandAlone()) {
jndiEncInfo = jndiEncInfoBuilder.build(consumer, "GeronimoEnc", null);
} else {
jndiEncInfo = jndiEncInfoBuilder.build(consumer, "GeronimoEnc", module.getTargetPath());
}
JndiEncBuilder jndiEncBuilder = new JndiEncBuilder(jndiEncInfo, null, module.getName(), getClass().getClassLoader());
map = jndiEncBuilder.buildMap();
} catch (OpenEJBException e) {
throw new DeploymentException(e);
}
for (Map.Entry<String, Object> entry : map.entrySet()) {
String name = entry.getKey();
Object value = entry.getValue();
// work with names prefixed with java:comp/
if (name.startsWith("java:comp/")) {
name = name.substring("java:comp/".length());
}
// if this is a ref it will be prefixed with env/
if (name.startsWith("env/")) {
if (uri != null) {
value = createClientRef(value);
}
getJndiContextMap(componentContext).put(name, value);
}
}
}
private Object createClientRef(Object value) {
if (value instanceof IntraVmJndiReference) {
IntraVmJndiReference intraVmJndiReference = (IntraVmJndiReference) value;
String deploymentId = intraVmJndiReference.getJndiName();
if (deploymentId.startsWith("java:openejb/local/")) {
deploymentId = deploymentId.substring("java:openejb/local/".length());
}
if (deploymentId.startsWith("java:openejb/remote/")) {
deploymentId = deploymentId.substring("java:openejb/remote/".length());
}
if (deploymentId.startsWith("java:openejb/Deployment/")) {
deploymentId = deploymentId.substring("java:openejb/Deployment/".length());
}
ClientEjbReference clientRef = new ClientEjbReference(uri.toString(), deploymentId);
return clientRef;
}
return value;
}
private void addRefs(JndiConsumer jndiConsumer, List<EjbRefType> ejbRefs, Map<String, GerEjbRefType> refMap, List<EjbLocalRefType> ejbLocalRefs, Map<String, GerEjbLocalRefType> localRefMap, Map componentContext) {
Set<String> declaredEjbRefs = new TreeSet<String>();
for (EjbRef ejbRef : jndiConsumer.getEjbRef()) {
declaredEjbRefs.add(ejbRef.getName());
}
for (EjbRefType xmlbeansRef : ejbRefs) {
// skip refs that have already been declared
String refName = getStringValue(xmlbeansRef.getEjbRefName());
if (declaredEjbRefs.contains(refName)) {
continue;
}
// skip corba refs
GerEjbRefType ejbRefType = refMap.get(refName);
if (ejbRefType != null) {
if (ejbRefType.getNsCorbaloc() != null) {
continue;
}
}
// create the ejb-ref
EjbRef ref = new EjbRef();
// ejb-ref-name
ref.setEjbRefName(refName);
jndiConsumer.getEjbRef().add(ref);
// ejb-ref-type
String refType = getStringValue(xmlbeansRef.getEjbRefType());
if ("SESSION".equalsIgnoreCase(refType)) {
ref.setEjbRefType(org.apache.openejb.jee.EjbRefType.SESSION);
} else if ("ENTITY".equalsIgnoreCase(refType)) {
ref.setEjbRefType(org.apache.openejb.jee.EjbRefType.ENTITY);
} else {
ref.setRefType(EjbRef.Type.UNKNOWN);
}
// home
ref.setHome(getStringValue(xmlbeansRef.getHome()));
// remote
ref.setRemote(getStringValue(xmlbeansRef.getRemote()));
// ejb-link
ref.setEjbLink(getStringValue(xmlbeansRef.getEjbLink()));
// mapped-name
ref.setMappedName(getStringValue(xmlbeansRef.getMappedName()));
// handle external refs
if (ejbRefType != null) {
if (ejbRefType.getNsCorbaloc() != null) {
// corba refs are simple delegated back to Geronimo
ref.setMappedName("jndi:java:comp/geronimo/env/" + ref.getEjbRefName());
} else if (ejbRefType.getPattern() != null) {
// external ear ref
// set mapped name to the deploymentId of the external ref
GerPatternType pattern = ejbRefType.getPattern();
String module = pattern.getModule();
if (module == null) {
module = pattern.getArtifactId();
}
String ejbName = pattern.getName();
String deploymentId = module.trim() + "/" + ejbName;
ref.setMappedName(deploymentId.trim());
}
}
// openejb handling of injection-targets
if (xmlbeansRef.getInjectionTargetArray() != null) {
for (InjectionTargetType injectionTargetType : xmlbeansRef.getInjectionTargetArray()) {
InjectionTarget injectionTarget = new InjectionTarget();
injectionTarget.setInjectionTargetClass(getStringValue(injectionTargetType.getInjectionTargetClass()));
injectionTarget.setInjectionTargetName(getStringValue(injectionTargetType.getInjectionTargetName()));
ref.getInjectionTarget().add(injectionTarget);
}
}
//geronimo's handling of injection-target
addInjections(refName, xmlbeansRef.getInjectionTargetArray(), componentContext);
}
Set<String> declaredEjbLocalRefs = new TreeSet<String>();
for (EjbLocalRef ejbLocalRef : jndiConsumer.getEjbLocalRef()) {
declaredEjbLocalRefs.add(ejbLocalRef.getName());
}
for (EjbLocalRefType xmlbeansRef : ejbLocalRefs) {
// skip refs that have already been declared
String refName = getStringValue(xmlbeansRef.getEjbRefName());
if (declaredEjbLocalRefs.contains(refName)) {
continue;
}
// create the ejb-ref
EjbLocalRef ref = new EjbLocalRef();
// ejb-ref-name
ref.setEjbRefName(refName);
jndiConsumer.getEjbLocalRef().add(ref);
// ejb-ref-type
String refType = getStringValue(xmlbeansRef.getEjbRefType());
if ("SESSION".equalsIgnoreCase(refType)) {
ref.setEjbRefType(org.apache.openejb.jee.EjbRefType.SESSION);
} else if ("ENTITY".equalsIgnoreCase(refType)) {
ref.setEjbRefType(org.apache.openejb.jee.EjbRefType.ENTITY);
}
// home
ref.setLocalHome(getStringValue(xmlbeansRef.getLocalHome()));
// remote
ref.setLocal(getStringValue(xmlbeansRef.getLocal()));
// ejb-link
ref.setEjbLink(getStringValue(xmlbeansRef.getEjbLink()));
// mapped-name
ref.setMappedName(getStringValue(xmlbeansRef.getMappedName()));
// handle external refs
GerEjbLocalRefType ejbLocalRefType = localRefMap.get(ref.getEjbRefName());
if (ejbLocalRefType != null && ejbLocalRefType.getPattern() != null) {
// external ear ref
// set mapped name to the deploymentId of the external ref
GerPatternType pattern = ejbLocalRefType.getPattern();
String module = pattern.getModule();
if (module == null) {
module = pattern.getArtifactId();
}
String ejbName = pattern.getName();
String deploymentId = module.trim() + "/" + ejbName;
ref.setMappedName(deploymentId.trim());
}
// openejb handling of injection-targets
if (xmlbeansRef.getInjectionTargetArray() != null) {
for (InjectionTargetType injectionTargetType : xmlbeansRef.getInjectionTargetArray()) {
InjectionTarget injectionTarget = new InjectionTarget();
injectionTarget.setInjectionTargetClass(getStringValue(injectionTargetType.getInjectionTargetClass()));
injectionTarget.setInjectionTargetName(getStringValue(injectionTargetType.getInjectionTargetName()));
ref.getInjectionTarget().add(injectionTarget);
}
}
//geronimo's handling of injection-target
addInjections(refName, xmlbeansRef.getInjectionTargetArray(), componentContext);
}
}
private Map<String, GerEjbRefType> mapEjbRefs(XmlObject plan) {
Map<String, GerEjbRefType> refMap = new HashMap<String, GerEjbRefType>();
if (plan == null) {
return refMap;
}
QNameSet qnameSet = QNameSet.singleton(GerEjbRefDocument.type.getDocumentElementName());
XmlObject[] xmlObjects = plan.selectChildren(qnameSet);
if (xmlObjects != null) {
for (XmlObject xmlObject : xmlObjects) {
GerEjbRefType ref = (GerEjbRefType) xmlObject.copy().changeType(GerEjbRefType.type);
refMap.put(ref.getRefName().trim(), ref);
}
}
return refMap;
}
private Map<String, GerEjbLocalRefType> mapEjbLocalRefs(XmlObject plan) {
Map<String, GerEjbLocalRefType> refMap = new HashMap<String, GerEjbLocalRefType>();
if (plan == null) {
return refMap;
}
QNameSet qnameSet = QNameSet.singleton(GerEjbLocalRefDocument.type.getDocumentElementName());
XmlObject[] xmlObjects = plan.selectChildren(qnameSet);
if (xmlObjects != null) {
for (XmlObject xmlObject : xmlObjects) {
GerEjbLocalRefType ref = (GerEjbLocalRefType) xmlObject.copy().changeType(GerEjbLocalRefType.type);
refMap.put(ref.getRefName().trim(), ref);
}
}
return refMap;
}
// XMLBean uses lame arrays that can be null, so we need an asList that handles nulls
// Beware Arrays.asList(), it returns an ArrayList lookalike, that is not fully mutable...
public static <E> List<E> asList(E[] array) {
if (array == null) {
return new ArrayList<E>();
} else {
return new ArrayList<E>(Arrays.asList(array));
}
}
private void processAnnotations(Module module) {
// Process all the annotations for this naming builder type
if (EJBAnnotationHelper.annotationsPresent(module.getClassFinder())) {
try {
EJBAnnotationHelper.processAnnotations(module.getAnnotatedApp(), module.getClassFinder());
} catch (Exception e) {
log.warn("Unable to process @EJB annotations for module" + module.getName(), e);
}
}
}
public static final GBeanInfo GBEAN_INFO;
static {
GBeanInfoBuilder infoBuilder = GBeanInfoBuilder.createStatic(EjbRefBuilder.class, NameFactory.MODULE_BUILDER);
infoBuilder.addAttribute("eeNamespaces", String[].class, true, true);
infoBuilder.addAttribute("defaultEnvironment", Environment.class, true, true);
infoBuilder.addAttribute("host", String.class, true);
infoBuilder.addAttribute("port", int.class, true);
infoBuilder.setConstructor(new String[]{"defaultEnvironment", "eeNamespaces", "host", "port"});
GBEAN_INFO = infoBuilder.getBeanInfo();
}
public static GBeanInfo getGBeanInfo() {
return GBEAN_INFO;
}
}