org.glassfish.weld.ejb.EjbDescriptorImpl Maven / Gradle / Ivy
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// Portions Copyright [2016-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.weld.ejb;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import jakarta.interceptor.InvocationContext;
import org.jboss.weld.module.ejb.SessionBeanInterceptor;
import org.jboss.weld.ejb.spi.BusinessInterfaceDescriptor;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.EjbInterceptor;
import com.sun.enterprise.deployment.EjbMessageBeanDescriptor;
import com.sun.enterprise.deployment.EjbSessionDescriptor;
import com.sun.enterprise.deployment.LifecycleCallbackDescriptor;
import com.sun.enterprise.deployment.MethodDescriptor;
/**
*/
public class EjbDescriptorImpl implements org.jboss.weld.ejb.spi.EjbDescriptor {
private EjbDescriptor ejbDesc;
public EjbDescriptorImpl(EjbDescriptor ejbDescriptor) {
ejbDesc = ejbDescriptor;
if (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) || ejbDesc.getType().equals(EjbMessageBeanDescriptor.TYPE)) {
// Before handling application-level interceptors that are defined using 299 metadata,
// add the CDI impl-specific system-level interceptor that needs to be registered for ALL
// EJB components. At runtime, this sets up the appropriate request context for invocations that
// do not originate via the web tier. This interceptor must be registered *before*
// any application-level interceptors in the chain, so add it in the framework interceptor
// category within the ejb descriptor.
EjbInterceptor systemLevelCDIInterceptor = createSystemLevelCDIInterceptor();
ejbDesc.addFrameworkInterceptor(systemLevelCDIInterceptor);
}
}
@Override
public String getEjbName() {
return ejbDesc.getName();
}
public EjbDescriptor getEjbDescriptor() {
return ejbDesc;
}
@SuppressWarnings("unchecked")
@Override
public Class getBeanClass() {
@SuppressWarnings("rawtypes")
Class beanClassType = null;
try {
beanClassType =
ejbDesc.getEjbBundleDescriptor().getClassLoader().loadClass(ejbDesc.getEjbClassName());
} catch(ClassNotFoundException e) {
throw new IllegalStateException(e);
}
return beanClassType;
}
/**
* Gets the local business interfaces of the EJB
*
* @return An iterator over the local business interfaces
*/
@Override
public Collection> getLocalBusinessInterfaces() {
Set> localBusIntfs = new HashSet>();
if( ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) ) {
EjbSessionDescriptor sessionDesc = (EjbSessionDescriptor) ejbDesc;
Set localNames = sessionDesc.getLocalBusinessClassNames();
// Add superinterfaces that are also marked as Local
//JJS: 4/2/13 Removing superinterfaces to track down cdi tck failures.
// http://java.net/jira/browse/GLASSFISH-19970
// Set extraNames = new HashSet();
// for(String local : localNames) {
// try {
// Class localClass = sessionDesc.getEjbBundleDescriptor().getClassLoader().loadClass(local);
// addIfLocal(localClass.getInterfaces(), extraNames);
// } catch(ClassNotFoundException e) {
// throw new IllegalStateException(e);
// }
// }
//
// localNames.addAll(extraNames);
// Include the no-interface Local view
if( sessionDesc.isLocalBean() ) {
localNames.add(sessionDesc.getEjbClassName());
}
for(String local : localNames) {
try {
Class localClass = sessionDesc.getEjbBundleDescriptor().getClassLoader().loadClass(local);
@SuppressWarnings({ "rawtypes", "unchecked" })
BusinessInterfaceDescriptor busIntfDesc =
new BusinessInterfaceDescriptorImpl(localClass);
localBusIntfs.add(busIntfDesc);
} catch(ClassNotFoundException e) {
throw new IllegalStateException(e);
}
}
}
return localBusIntfs;
}
/**
* Get the remove methods of the EJB
*
* @return An iterator over the remove methods
*/
@Override
public Collection getRemoveMethods() {
Set removeMethods = new HashSet();
if( ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) ) {
EjbSessionDescriptor sessionDesc = (EjbSessionDescriptor) ejbDesc;
if( sessionDesc.isStateful() && sessionDesc.hasRemoveMethods() ) {
for(MethodDescriptor mDesc : sessionDesc.getRemoveMethodDescriptors()) {
Method m = mDesc.getMethod(ejbDesc);
if( m == null ) {
throw new IllegalStateException("Can't resolve remove method " +
mDesc + " For EJB " + sessionDesc.getName());
}
removeMethods.add(m);
}
}
}
return removeMethods;
}
/**
* Indicates if the bean is stateless
*
* @return True if stateless, false otherwise
*/
@Override
public boolean isStateless() {
return (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) &&
((EjbSessionDescriptor) ejbDesc).isStateless());
}
/**
* Indicates if the bean is a EJB 3.1 Singleton
*
* @return True if the bean is a singleton, false otherwise
*/
@Override
public boolean isSingleton() {
return (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) &&
((EjbSessionDescriptor) ejbDesc).isSingleton());
}
/**
* Indicates if the EJB is stateful
*
* @return True if the bean is stateful, false otherwise
*/
@Override
public boolean isStateful() {
return (ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) &&
((EjbSessionDescriptor) ejbDesc).isStateful());
}
/**
* Indicates if the EJB is and MDB
*
* @return True if the bean is an MDB, false otherwise
*/
@Override
public boolean isMessageDriven() {
return (ejbDesc.getType().equals(EjbMessageBeanDescriptor.TYPE));
}
@Override
public boolean isPassivationCapable() {
if ( ejbDesc instanceof EjbSessionDescriptor ) {
EjbSessionDescriptor ejbSessionDescriptor = ( EjbSessionDescriptor ) ejbDesc;
if ( ejbSessionDescriptor.isStateful() &&
ejbSessionDescriptor.isPassivationCapable() ) {
return true;
}
}
return false;
}
/* enabled for debugging
public int hashCode() {
return getEjbName().hashCode();
}
public boolean equals(Object o) {
boolean equal = false;
if( (o != null) && (o instanceof EjbDescriptorImpl) ) {
equal = getEjbName().equals( ((EjbDescriptorImpl)o).getEjbName() );
}
return equal;
}
*/
//JJS: 4/2/13 Removing superinterfaces to track down cdi tck failures.
// http://java.net/jira/browse/GLASSFISH-19970
// private void addIfLocal(Class[] interfaces, Set names) {
// for(Class next : interfaces) {
// if( next.getAnnotation(Local.class) != null ) {
// names.add(next.getName());
// }
// addIfLocal(next.getInterfaces(), names);
// }
// }
//
// private void addIfRemote(Class[] interfaces, Set names) {
// for(Class next : interfaces) {
// if( next.getAnnotation(Remote.class) != null ) {
// names.add(next.getName());
// }
// addIfRemote(next.getInterfaces(), names);
// }
// }
private EjbInterceptor createSystemLevelCDIInterceptor() {
EjbInterceptor interceptor = new EjbInterceptor();
Class interceptorClass = SessionBeanInterceptor.class;
String interceptorName = interceptorClass.getName();
interceptor.setInterceptorClass(interceptorClass);
// @@@ SessionBeanInterceptor.class no longer has @AroundInvoke annotation so
// we have to look for method explicitly.
try {
Method aroundInvokeMethod = interceptorClass.getMethod("aroundInvoke", InvocationContext.class);
if( aroundInvokeMethod != null ) {
LifecycleCallbackDescriptor aroundInvokeDesc = new LifecycleCallbackDescriptor();
aroundInvokeDesc.setLifecycleCallbackClass(interceptorName);
aroundInvokeDesc.setLifecycleCallbackMethod(aroundInvokeMethod.getName());
interceptor.addAroundInvokeDescriptor(aroundInvokeDesc);
// TODO BUG -- Existing SessionBeanInterceptor does not define an @AroundTimeout method.
// Until that's fixed, work around it by adding the method marked @AroundInvoke as an
// @AroundTimeout.
LifecycleCallbackDescriptor aroundTimeoutDesc = new LifecycleCallbackDescriptor();
aroundTimeoutDesc.setLifecycleCallbackClass(interceptorName);
aroundTimeoutDesc.setLifecycleCallbackMethod(aroundInvokeMethod.getName());
interceptor.addAroundTimeoutDescriptor(aroundTimeoutDesc);
// SessionBeanInterceptor does not define an @PostConstruct method so use the aroundInvoke method
LifecycleCallbackDescriptor postConstructDesc = new LifecycleCallbackDescriptor();
postConstructDesc.setLifecycleCallbackClass(interceptorName);
postConstructDesc.setLifecycleCallbackMethod(aroundInvokeMethod.getName());
interceptor.addPostConstructDescriptor(postConstructDesc);
}
} catch(NoSuchMethodException nsme) {
throw new RuntimeException("Cannot find weld EJB interceptor aroundInvoke method");
}
return interceptor;
}
@Override
public Collection> getRemoteBusinessInterfaces() {
Set> remoteBusIntfs = new HashSet>();
if( ejbDesc.getType().equals(EjbSessionDescriptor.TYPE) ) {
EjbSessionDescriptor sessionDesc = (EjbSessionDescriptor) ejbDesc;
Set remoteNames = sessionDesc.getRemoteBusinessClassNames();
for (String remote : remoteNames) {
try {
Class remoteClass = sessionDesc.getEjbBundleDescriptor().getClassLoader().loadClass(remote);
@SuppressWarnings({ "rawtypes", "unchecked" })
BusinessInterfaceDescriptor busIntfDesc = new BusinessInterfaceDescriptorImpl(remoteClass);
remoteBusIntfs.add(busIntfDesc);
} catch(ClassNotFoundException e) {
throw new IllegalStateException(e);
}
}
}
return remoteBusIntfs;
}
@Override
public String toString(){
return ejbDesc.getEjbClassName();
}
}