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package org.glassfish.appclient.client.acc;
import com.sun.enterprise.container.common.spi.InterceptorInvoker;
import com.sun.enterprise.container.common.spi.JCDIService;
import com.sun.enterprise.container.common.spi.JavaEEInterceptorBuilder;
import com.sun.enterprise.container.common.spi.util.InjectionManager;
import com.sun.enterprise.deployment.BundleDescriptor;
import com.sun.enterprise.deployment.EjbDescriptor;
import com.sun.enterprise.deployment.ManagedBeanDescriptor;
import org.jboss.weld.environment.se.Weld;
import org.jboss.weld.environment.se.WeldContainer;
import org.jboss.weld.manager.api.WeldManager;
import org.jvnet.hk2.annotations.Service;
import javax.enterprise.context.spi.CreationalContext;
import javax.enterprise.inject.spi.AnnotatedType;
import javax.enterprise.inject.spi.BeanManager;
import javax.enterprise.inject.spi.InjectionTarget;
import javax.inject.Inject;
import javax.naming.NamingException;
import javax.servlet.ServletContext;
/**
* @author <a href="mailto:phil.zampino@oracle.com">Phil Zampino</a>
*/
@Service
public class ACCJCDIServiceImpl implements JCDIService {
private WeldContainer weldContainer = null;
@Inject
private InjectionManager injectionMgr;
@Override
public boolean isCurrentModuleJCDIEnabled() {
return hasBeansXML(Thread.currentThread().getContextClassLoader());
}
@Override
public boolean isJCDIEnabled(BundleDescriptor bundle) {
return hasBeansXML(bundle.getClassLoader());
}
@Override
public boolean isCDIScoped(Class<?> clazz) {
throw new UnsupportedOperationException("Application Client Container");
}
@Override
public void setELResolver(ServletContext servletContext) throws NamingException {
throw new UnsupportedOperationException("Application Client Container");
}
@Override
public JCDIInjectionContext createManagedObject(Class managedClass, BundleDescriptor bundle) {
return createManagedObject(managedClass, bundle, true);
}
private <T> T createEEManagedObject(ManagedBeanDescriptor desc) throws Exception {
JavaEEInterceptorBuilder interceptorBuilder =
(JavaEEInterceptorBuilder) desc.getInterceptorBuilder();
InterceptorInvoker interceptorInvoker = interceptorBuilder.createInvoker(null);
Object[] interceptorInstances = interceptorInvoker.getInterceptorInstances();
// Inject interceptor instances
for(int i = 0; i < interceptorInstances.length; i++) {
injectionMgr.injectInstance(interceptorInstances[i], desc.getGlobalJndiName(), false);
}
interceptorInvoker.invokeAroundConstruct();
// This is the managed bean class instance
T managedBean = (T) interceptorInvoker.getTargetInstance();
injectionMgr.injectInstance(managedBean, desc);
interceptorInvoker.invokePostConstruct();
desc.addBeanInstanceInfo(managedBean, interceptorInvoker);
return managedBean;
}
@Override
@SuppressWarnings("unchecked")
public JCDIInjectionContext createManagedObject(Class managedClass,
BundleDescriptor bundle,
boolean invokePostConstruct) {
JCDIInjectionContext context = null;
Object managedObject = null;
try {
managedObject =
createEEManagedObject(bundle.getManagedBeanByBeanClass(managedClass.getName()));
} catch (Exception e) {
e.printStackTrace();
}
WeldContainer wc = getWeldContainer();
if (wc != null) {
BeanManager beanManager = wc.getBeanManager();
AnnotatedType annotatedType = beanManager.createAnnotatedType(managedClass);
InjectionTarget target = beanManager.createInjectionTarget(annotatedType);
CreationalContext cc = beanManager.createCreationalContext(null);
target.inject(managedObject, cc);
if( invokePostConstruct ) {
target.postConstruct(managedObject);
}
context = new JCDIInjectionContextImpl(target, cc, managedObject);
}
return context;
}
@Override
@SuppressWarnings("unchecked")
public void injectManagedObject(Object managedObject, BundleDescriptor bundle) {
WeldContainer wc = getWeldContainer();
if (wc != null) {
BeanManager beanManager = wc.getBeanManager();
AnnotatedType annotatedType = beanManager.createAnnotatedType(managedObject.getClass());
InjectionTarget target = beanManager.createInjectionTarget(annotatedType);
CreationalContext cc = beanManager.createCreationalContext(null);
target.inject(managedObject, cc);
}
}
@Override
public <T> T createInterceptorInstance(Class<T> interceptorClass, BundleDescriptor bundle) {
T interceptorInstance = null;
WeldContainer wc = getWeldContainer();
if (wc != null) {
BeanManager beanManager = wc.getBeanManager();
AnnotatedType annotatedType = beanManager.createAnnotatedType(interceptorClass);
InjectionTarget target =
((WeldManager) beanManager).getInjectionTargetFactory(annotatedType).createInterceptorInjectionTarget();
CreationalContext cc = beanManager.createCreationalContext(null);
interceptorInstance = (T) target.produce(cc);
target.inject(interceptorInstance, cc);
}
return interceptorInstance;
}
@Override
public JCDIInjectionContext createJCDIInjectionContext(EjbDescriptor ejbDesc) {
return createJCDIInjectionContext(ejbDesc, null);
}
@Override
public JCDIInjectionContext createJCDIInjectionContext(EjbDescriptor ejbDesc, Object instance) {
throw new UnsupportedOperationException("Application Client Container");
}
@Override
public void injectEJBInstance(JCDIInjectionContext injectionCtx) {
throw new UnsupportedOperationException("Application Client Container");
}
private WeldContainer getWeldContainer() {
if (weldContainer == null) {
try {
weldContainer = (new Weld()).initialize();
} catch (Exception e) {
e.printStackTrace();
}
}
return weldContainer;
}
private boolean hasBeansXML(ClassLoader cl) {
return (cl.getResource("META-INF/beans.xml") != null);
}
private static class JCDIInjectionContextImpl implements JCDIInjectionContext {
InjectionTarget it;
CreationalContext cc;
Object instance;
JCDIInjectionContextImpl(InjectionTarget it, CreationalContext cc, Object i) {
this.it = it;
this.cc = cc;
this.instance = i;
}
public Object getInstance() {
return instance;
}
@SuppressWarnings("unchecked")
public void cleanup(boolean callPreDestroy) {
if( callPreDestroy ) {
it.preDestroy(instance);
}
it.dispose(instance);
cc.release();
}
}
}