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Micro Distribution of the Payara Project for IBM JDK
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2013 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
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* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
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* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
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package com.sun.enterprise.deployment;
import com.sun.enterprise.deployment.util.ManagedBeanVisitor;
import com.sun.enterprise.deployment.util.ApplicationValidator;
import com.sun.enterprise.deployment.types.EjbReference;
import com.sun.enterprise.deployment.types.MessageDestinationReferencer;
import com.sun.enterprise.deployment.LifecycleCallbackDescriptor.CallbackType;
import java.util.*;
import java.lang.reflect.Constructor;
import java.lang.reflect.Method;
/**
* Descriptor representing a Java EE Managed Bean.
*
* @author Kenneth Saks
*/
public class ManagedBeanDescriptor extends JndiEnvironmentRefsGroupDescriptor {
// *Optional* managed bean name. Only non-null if the
// bean has been assigned a name by the developer.
// (E.g., via the @ManagedBean name() attribute)
private String name;
// fully-qualified class name of managed bean class
private String beanClassName;
// Module in which managed bean is defined
private BundleDescriptor enclosingBundle;
private Object interceptorBuilder = null;
private Collection beanInstances = new HashSet();
private Map beanSupportingInfo = new HashMap();
private List classInterceptorChain = new LinkedList();
private Set aroundInvokeDescs = new HashSet();
//
// Interceptor info per business method. If the map does not
// contain an entry for the business method, there is no method-specific
// interceptor information for that method. In that case the standard
// class-level interceptor information applies.
//
// If there is an entry for the business method, the corresponding list
// represents the *complete* ordered list of interceptor classes for that
// method. An empty list would mean all the interceptors have been
// disabled for that particular business method.
//
private Map> methodInterceptorsMap =
new HashMap>();
/**
* Default constructor.
*/
public ManagedBeanDescriptor() {}
public void setName(String name) {
this.name = name;
}
public String getName() {
return name;
}
public boolean isNamed() {
return (name != null);
}
public void setBeanClassName(String className) {
beanClassName = className;
}
public String getBeanClassName() {
return beanClassName;
}
public void setBundle(BundleDescriptor bundle) {
enclosingBundle = bundle;
super.setBundleDescriptor(bundle);
}
public BundleDescriptor getBundle() {
return enclosingBundle;
}
public void setInterceptorBuilder(Object b) {
interceptorBuilder = b;
}
public Object getInterceptorBuilder() {
return interceptorBuilder;
}
public boolean hasInterceptorBuilder() {
return (interceptorBuilder != null);
}
public void addBeanInstanceInfo(Object o) {
addBeanInstanceInfo(o, null);
}
// InterceptorInfo can be null
public void addBeanInstanceInfo(Object o, Object supportingInfo) {
beanInstances.add(o);
if( supportingInfo != null ) {
beanSupportingInfo.put(o, supportingInfo);
}
}
public Collection getBeanInstances() {
return new HashSet(beanInstances);
}
public Object getSupportingInfoForBeanInstance(Object o) {
return beanSupportingInfo.get(o);
}
public void clearBeanInstanceInfo(Object beanInstance) {
beanInstances.remove(beanInstance);
beanSupportingInfo.remove(beanInstance);
}
public void clearAllBeanInstanceInfo() {
beanInstances.clear();
beanSupportingInfo.clear();
interceptorBuilder = null;
}
public Set getAllInterceptorClasses() {
Set classes = new HashSet();
for(InterceptorDescriptor desc : classInterceptorChain) {
classes.add(desc.getInterceptorClassName());
}
for(List intList : methodInterceptorsMap.values()) {
for(Object o : intList) {
InterceptorDescriptor interceptor = (InterceptorDescriptor) o;
classes.add(interceptor.getInterceptorClassName());
}
}
return classes;
}
public void setClassInterceptorChain(List chain) {
classInterceptorChain = new LinkedList(chain);
}
public void setMethodLevelInterceptorChain(MethodDescriptor m, List chain) {
methodInterceptorsMap.put(m, chain);
}
/**
* Return the ordered list of AroundConstruct interceptors
*/
public List getAroundConstructCallbackInterceptors(Class clz, Constructor ctor) {
LinkedList callbackInterceptors =
new LinkedList();
Class[] ctorParamTypes = ctor.getParameterTypes();
String[] parameterClassNames = (new MethodDescriptor()).getParameterClassNamesFor(null, ctorParamTypes);
MethodDescriptor mDesc = new MethodDescriptor(clz.getSimpleName(), null,
parameterClassNames, MethodDescriptor.EJB_BEAN);
List interceptors = methodInterceptorsMap.get(mDesc);
if (interceptors == null) {
interceptors = classInterceptorChain;
}
for (InterceptorDescriptor next : interceptors) {
if (next.getCallbackDescriptors(CallbackType.AROUND_CONSTRUCT).size() > 0) {
callbackInterceptors.add(next);
}
}
// There are no bean-level AroundConstruct interceptors
return callbackInterceptors;
}
/**
* Return the ordered list of interceptor info for a particular
* callback event type. This list *does* include the info
* on any bean class callback. If present, this would always be the
* last element in the list because of the precedence defined by the spec.
*/
public List getCallbackInterceptors(CallbackType type) {
LinkedList callbackInterceptors =
new LinkedList();
for (InterceptorDescriptor next : classInterceptorChain) {
if (next.getCallbackDescriptors(type).size() > 0) {
callbackInterceptors.add(next);
}
}
if (this.hasCallbackDescriptor(type)) {
InterceptorDescriptor beanClassCallbackInfo = new InterceptorDescriptor();
beanClassCallbackInfo.setFromBeanClass(true);
beanClassCallbackInfo.addCallbackDescriptors(type,
this.getCallbackDescriptors(type));
beanClassCallbackInfo.setInterceptorClassName(getBeanClassName());
callbackInterceptors.add(beanClassCallbackInfo);
}
return callbackInterceptors;
}
public Set getAroundInvokeDescriptors() {
return aroundInvokeDescs;
}
public void addAroundInvokeDescriptor(LifecycleCallbackDescriptor
aroundInvokeDesc) {
String className = aroundInvokeDesc.getLifecycleCallbackClass();
boolean found = false;
for (LifecycleCallbackDescriptor next :
getAroundInvokeDescriptors()) {
if (next.getLifecycleCallbackClass().equals(className)) {
found = true;
break;
}
}
if (!found) {
getAroundInvokeDescriptors().add(aroundInvokeDesc);
}
}
public LifecycleCallbackDescriptor
getAroundInvokeDescriptorByClass(String className) {
for (LifecycleCallbackDescriptor next :
getAroundInvokeDescriptors()) {
if (next.getLifecycleCallbackClass().equals(className)) {
return next;
}
}
return null;
}
public boolean hasAroundInvokeMethod() {
return (getAroundInvokeDescriptors().size() > 0);
}
/**
* Return the ordered list of interceptor info for AroundInvoke behavior
* of a particular business method. This list *does* include the info
* on any bean class interceptor. If present, this would always be the
* last element in the list because of the precedence defined by the spec.
*/
public List getAroundInvokeInterceptors
(Method m) {
MethodDescriptor mDesc = new MethodDescriptor(m);
// See if there's any method-level setting (either a chain
// or a empty list ). If not, use class-level chain
List aroundInvokeInterceptors =
methodInterceptorsMap.get(mDesc);
if( aroundInvokeInterceptors == null ) {
aroundInvokeInterceptors = new LinkedList();
for(InterceptorDescriptor desc : classInterceptorChain) {
if( desc.hasAroundInvokeDescriptor() ) {
aroundInvokeInterceptors.add(desc);
}
}
}
// Add any managed bean around invokes
if (hasAroundInvokeMethod()) {
EjbInterceptor interceptorInfo = new EjbInterceptor();
interceptorInfo.setFromBeanClass(true);
interceptorInfo.addAroundInvokeDescriptors(getAroundInvokeDescriptors());
interceptorInfo.setInterceptorClassName(beanClassName);
aroundInvokeInterceptors.add(interceptorInfo);
}
return aroundInvokeInterceptors;
}
public String getGlobalJndiName() {
String appName = null;
if (enclosingBundle == null)
return null;
Application app = enclosingBundle.getApplication();
if ( !app.isVirtual() ) {
appName = enclosingBundle.getApplication().getAppName();
}
String modName = enclosingBundle.getModuleDescriptor().getModuleName();
StringBuffer javaGlobalPrefix = new StringBuffer("java:global/");
if (appName != null) {
javaGlobalPrefix.append(appName);
javaGlobalPrefix.append("/");
}
javaGlobalPrefix.append(modName);
javaGlobalPrefix.append("/");
// If the managed bean is named, use the name for the final component
// of the managed bean global name. Otherwise, use a derived internal
// name since we'll still need a way to register and lookup the bean
// from within the container.
String componentName = isNamed() ? name :
"___internal_managed_bean_" + beanClassName;
javaGlobalPrefix.append(componentName);
return javaGlobalPrefix.toString();
}
public String getAppJndiName() {
if (enclosingBundle == null)
return null;
String modName = enclosingBundle.getModuleDescriptor().getModuleName();
StringBuffer javaAppPrefix = new StringBuffer("java:app/");
javaAppPrefix.append(modName);
javaAppPrefix.append("/");
// If the managed bean is named, use the name for the final component
// of the managed bean global name. Otherwise, use a derived internal
// name since we'll still need a way to register and lookup the bean
// from within the container.
String componentName = isNamed() ? name :
"___internal_managed_bean_" + beanClassName;
javaAppPrefix.append(componentName);
return javaAppPrefix.toString();
}
/**
* Returns a formatted String of the attributes of this object.
*/
public void print(StringBuffer toStringBuffer) {
// toStringBuffer.append("\n homeClassName ").append(homeClassName);
}
public void validate() {
visit((ManagedBeanVisitor)new ApplicationValidator());
}
public void visit(ManagedBeanVisitor aVisitor) {
aVisitor.accept(this);
}
@Override
public List getInjectableResourcesByClass(String className) {
List injectables = new LinkedList();
for (Iterator envEntryItr = getEnvironmentProperties().iterator();
envEntryItr.hasNext();) {
EnvironmentProperty envEntry = (EnvironmentProperty)
envEntryItr.next();
// Only env-entries that have been assigned a value are
// eligible for injection.
if (envEntry.hasAValue()) {
injectables.add(envEntry);
}
}
injectables.addAll(getEjbReferenceDescriptors());
injectables.addAll(getServiceReferenceDescriptors());
injectables.addAll(getResourceReferenceDescriptors());
injectables.addAll(getResourceEnvReferenceDescriptors());
injectables.addAll(getMessageDestinationReferenceDescriptors());
injectables.addAll(getEntityManagerFactoryReferenceDescriptors());
injectables.addAll(getEntityManagerReferenceDescriptors());
List injectablesByClass =
new LinkedList();
for (InjectionCapable next : injectables ) {
if (next.isInjectable()) {
for (InjectionTarget target : next.getInjectionTargets()) {
if (target.getClassName().equals(className)) {
injectablesByClass.add(next);
}
}
}
}
return injectablesByClass;
}
@Override
public InjectionInfo getInjectionInfoByClass(Class clazz) {
// TODO This is invariant data so we could cache it
String className = clazz.getName();
LifecycleCallbackDescriptor postConstructDesc =
getPostConstructDescriptorByClass(className);
String postConstructMethodName = (postConstructDesc != null) ?
postConstructDesc.getLifecycleCallbackMethod() : null;
LifecycleCallbackDescriptor preDestroyDesc =
getPreDestroyDescriptorByClass(className);
String preDestroyMethodName = (preDestroyDesc != null) ?
preDestroyDesc.getLifecycleCallbackMethod() : null;
InjectionInfo injectionInfo = new InjectionInfo(className,
postConstructMethodName, preDestroyMethodName,
getInjectableResourcesByClass(className));
return injectionInfo;
}
@Override
public LifecycleCallbackDescriptor getPostConstructDescriptorByClass(String className) {
for (LifecycleCallbackDescriptor next : getPostConstructDescriptors()) {
if (next.getLifecycleCallbackClass().equals(className)) {
return next;
}
}
return null;
}
@Override
public LifecycleCallbackDescriptor getPreDestroyDescriptorByClass(String className) {
for (LifecycleCallbackDescriptor next : getPreDestroyDescriptors()) {
if (next.getLifecycleCallbackClass().equals(className)) {
return next;
}
}
return null;
}
}
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