/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.injection;
import org.jboss.ejb3.Container;
import org.jboss.injection.lang.reflect.BeanProperty;
import org.jboss.injection.lang.reflect.BeanPropertyFactory;
import org.jboss.injection.lang.reflect.FieldBeanProperty;
import org.jboss.injection.lang.reflect.MethodBeanProperty;
import org.jboss.logging.Logger;
import org.jboss.metamodel.descriptor.EnvEntry;
import org.jboss.metamodel.descriptor.EnvironmentRefGroup;
import org.jboss.metamodel.descriptor.MessageDestinationRef;
import org.jboss.metamodel.descriptor.ResourceEnvRef;
import org.jboss.metamodel.descriptor.ResourceRef;
//import org.jboss.reflect.plugins.ValueConvertor;
import javax.annotation.Resource;
import javax.annotation.Resources;
import javax.ejb.EJBContext;
import javax.ejb.EJBException;
import javax.ejb.TimerService;
import javax.transaction.UserTransaction;
import javax.xml.ws.WebServiceContext;
import java.lang.reflect.AccessibleObject;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Map;
import java.net.URL;
import java.net.MalformedURLException;
/**
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @version $Revision: 63298 $
*/
public class ResourceHandler implements InjectionHandler
{
private static final Logger log = Logger.getLogger(ResourceHandler.class);
private static void loadEnvEntry(InjectionContainer container, Collection<EnvEntry> envEntries)
{
for (EnvEntry envEntry : envEntries)
{
String encName = "env/" + envEntry.getEnvEntryName();
InjectionUtil.injectionTarget(encName, envEntry, container, container.getEncInjections());
if (container.getEncInjectors().containsKey(encName)) continue;
log.trace("adding env-entry injector " + encName);
container.getEncInjectors().put(encName, new EnvEntryEncInjector(encName, envEntry.getEnvEntryType(), envEntry.getEnvEntryValue()));
}
}
private static void loadXmlResourceRefs(InjectionContainer container, Collection<ResourceRef> refs)
{
for (ResourceRef envRef : refs)
{
String encName = "env/" + envRef.getResRefName();
if (container.getEncInjectors().containsKey(encName)) continue;
if (envRef.getMappedName() == null || envRef.getMappedName().equals(""))
{
if (envRef.getResUrl() != null)
{
try
{
container.getEncInjectors().put(encName, new ValueEncInjector(encName, new URL(envRef.getResUrl().trim()), "<resource-ref>"));
}
catch (MalformedURLException e)
{
throw new RuntimeException(e);
}
}
else
{
throw new RuntimeException("mapped-name is required for " + envRef.getResRefName() + " of deployment " + container.getIdentifier());
}
}
else
{
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, envRef.getMappedName(), "<resource-ref>"));
}
InjectionUtil.injectionTarget(encName, envRef, container, container.getEncInjections());
}
}
private static void loadXmlResourceEnvRefs(InjectionContainer container, Collection<ResourceEnvRef> refs)
{
for (ResourceEnvRef envRef : refs)
{
// EJBTHREE-712
// TODO: refactor with handlePropertyAnnotation
String resTypeName = envRef.getResType();
try
{
if(resTypeName != null)
{
Class<?> resType = Class.forName(resTypeName);
if(EJBContext.class.isAssignableFrom(resType))
{
AccessibleObject ao = InjectionUtil.findInjectionTarget(container.getClassloader(), envRef.getInjectionTarget());
container.getInjectors().add(new EJBContextPropertyInjector(BeanPropertyFactory.create(ao)));
continue;
}
}
}
catch(ClassNotFoundException e)
{
throw new EJBException(e);
}
String encName = "env/" + envRef.getResRefName();
if (container.getEncInjectors().containsKey(encName)) continue;
if (envRef.getMappedName() == null || envRef.getMappedName().equals(""))
{
throw new RuntimeException("mapped-name is required for " + envRef.getResRefName() + " of deployment " + container.getIdentifier());
}
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, envRef.getMappedName(), "<resource-ref>"));
InjectionUtil.injectionTarget(encName, envRef, container, container.getEncInjections());
}
}
private static void loadXmlMessageDestinationRefs(InjectionContainer container, Collection<MessageDestinationRef> refs)
{
for (MessageDestinationRef envRef : refs)
{
String encName = "env/" + envRef.getMessageDestinationRefName();
if (container.getEncInjectors().containsKey(encName)) continue;
if (envRef.getMappedName() == null || envRef.getMappedName().equals(""))
{
// Look for a message-destination-link
String link = envRef.getMessageDestinationLink();
if( link != null )
{
// TODO: Resolve the link...
}
throw new RuntimeException("mapped-name is required for " + envRef.getMessageDestinationRefName() + " of deployment " + container.getIdentifier());
}
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, envRef.getMappedName(), "<message-destination-ref>"));
InjectionUtil.injectionTarget(encName, envRef, container, container.getEncInjections());
}
}
public void loadXml(EnvironmentRefGroup xml, InjectionContainer container)
{
if (xml == null) return;
if (xml.getMessageDestinationRefs() != null) loadXmlMessageDestinationRefs(container, xml.getMessageDestinationRefs());
if (xml.getResourceEnvRefs() != null) loadXmlResourceEnvRefs(container, xml.getResourceEnvRefs());
if (xml.getResourceRefs() != null) loadXmlResourceRefs(container, xml.getResourceRefs());
if (xml.getEnvEntries() != null) loadEnvEntry(container, xml.getEnvEntries());
}
public void handleClassAnnotations(Class clazz, InjectionContainer container)
{
Resources resources = container.getAnnotation(Resources.class, clazz);
if (resources != null)
{
for (Resource ref : resources.value())
{
handleClassAnnotation(ref, container, clazz);
}
}
Resource res = container.getAnnotation(Resource.class, clazz);
if (res != null) handleClassAnnotation(res, container, clazz);
}
private void handleClassAnnotation(Resource ref, InjectionContainer container, Class clazz)
{
String encName = ref.name();
if (encName == null || encName.equals(""))
{
throw new RuntimeException("JBoss requires name() for class level @Resource");
}
encName = "env/" + ref.name();
if (container.getEncInjectors().containsKey(encName)) return;
String mappedName = ref.mappedName();
if (mappedName == null || mappedName.equals(""))
{
throw new RuntimeException("You did not specify a @Resource.mappedName() for name: "
+ref.name()+", class: " + clazz.getName() + " and there is no binding for that enc name in XML");
}
if (ref.type() == URL.class)
{
// Create a URL from the mappedName
try
{
URL url = new URL(ref.mappedName().trim());
container.getEncInjectors().put(encName, new ValueEncInjector(encName, url, "@Resource"));
}
catch (MalformedURLException e)
{
throw new RuntimeException(e);
}
}
else
{
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, ref.mappedName(), "@Resource"));
}
}
public void handleMethodAnnotations(Method method, InjectionContainer container, Map<AccessibleObject, Injector> injectors)
{
Resource ref = container.getAnnotation(Resource.class, method);
if (ref == null) return;
log.trace("method " + method + " has @Resource");
handlePropertyAnnotation(ref, new MethodBeanProperty(method), container, injectors);
/*
String encName = ref.name();
if (encName == null || encName.equals(""))
{
encName = InjectionUtil.getEncName(method);
}
else
{
encName = "env/" + encName;
}
method.setAccessible(true);
if (!method.getName().startsWith("set"))
throw new RuntimeException("@Resource can only be used with a set method: " + method);
if (method.getParameterTypes().length != 1)
throw new RuntimeException("@Resource can only be used with a set method of one parameter: " + method);
Class type = method.getParameterTypes()[0];
if (!ref.type().equals(Object.class))
{
type = ref.type();
}
if (type.equals(UserTransaction.class))
{
injectors.put(method, new UserTransactionMethodInjector(method, container));
}
else if (type.equals(TimerService.class))
{
injectors.put(method, new TimerServiceMethodInjector(method, (Container) container)); // only EJBs
}
else if (EJBContext.class.isAssignableFrom(type))
{
injectors.put(method, new EJBContextMethodInjector(method));
}
else if (type.equals(WebServiceContext.class))
{
// FIXME: For now we skip it, and rely on the WS stack to perform the injection
}
else if (type.equals(String.class)
|| type.equals(Character.class)
|| type.equals(Byte.class)
|| type.equals(Short.class)
|| type.equals(Integer.class)
|| type.equals(Long.class)
|| type.equals(Boolean.class)
|| type.equals(Double.class)
|| type.equals(Float.class)
|| type.isPrimitive()
)
{
// don't add an injector if no XML <env-entry is present as there will be no value to inject
if (container.getEncInjectors().containsKey(encName))
{
injectors.put(method, new JndiMethodInjector(method, encName, container.getEnc()));
}
else if (ref.mappedName() != null && ref.mappedName().length() > 0)
{
// Use the mappedName as the string value
String s = ref.mappedName().trim();
try
{
Object value = ValueConvertor.convertValue(type, s);
container.getEncInjectors().put(encName, new ValueEncInjector(encName, value, "@Resource"));
injectors.put(method, new JndiMethodInjector(method, encName, container.getEnc()));
}
catch(Throwable t)
{
throw new RuntimeException("Failed to convert: "+ref.mappedName()+" to type:"+type, t);
}
}
}
else
{
if (!container.getEncInjectors().containsKey(encName))
{
String mappedName = ref.mappedName();
if (mappedName == null || mappedName.equals(""))
{
throw new RuntimeException("You did not specify a @Resource.mappedName() on " + method + " and there is no binding for that enc name in XML");
}
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, ref.mappedName(), "@Resource"));
}
injectors.put(method, new JndiMethodInjector(method, encName, container.getEnc()));
}
*/
}
public void handleFieldAnnotations(Field field, InjectionContainer container, Map<AccessibleObject, Injector> injectors)
{
Resource ref = container.getAnnotation(Resource.class, field);
if (ref == null) return;
log.trace("field " + field + " has @Resource");
handlePropertyAnnotation(ref, new FieldBeanProperty(field), container, injectors);
/*
String encName = ref.name();
if (encName == null || encName.equals(""))
{
encName = InjectionUtil.getEncName(field);
}
else
{
encName = "env/" + encName;
}
field.setAccessible(true);
Class type = field.getType();
if (!ref.type().equals(Object.class))
{
type = ref.type();
}
if (type.equals(UserTransaction.class))
{
injectors.put(field, new UserTransactionFieldInjector(field, container));
}
else if (type.equals(TimerService.class))
{
injectors.put(field, new TimerServiceFieldInjector(field, (Container) container)); // only EJBs
}
else if (EJBContext.class.isAssignableFrom(type))
{
injectors.put(field, new EJBContextFieldInjector(field));
}
else if (type.equals(WebServiceContext.class))
{
// FIXME: For now we skip it, and rely on the WS stack to perform the injection
}
else if (type.equals(String.class)
|| type.equals(Character.class)
|| type.equals(Byte.class)
|| type.equals(Short.class)
|| type.equals(Integer.class)
|| type.equals(Long.class)
|| type.equals(Boolean.class)
|| type.equals(Double.class)
|| type.equals(Float.class)
|| type.isPrimitive()
)
{
// don't add an injector if no XML <env-entry is present as there will be no value to inject
if (container.getEncInjectors().containsKey(encName))
{
injectors.put(field, new JndiFieldInjector(field, encName, container.getEnc()));
}
else if (ref.mappedName() != null && ref.mappedName().length() > 0)
{
// Use the mappedName as the string value
String s = ref.mappedName().trim();
try
{
Object value = ValueConvertor.convertValue(type, s);
container.getEncInjectors().put(encName, new ValueEncInjector(encName, value, "@Resource"));
injectors.put(field, new JndiFieldInjector(field, encName, container.getEnc()));
}
catch(Throwable t)
{
throw new RuntimeException("Failed to convert: "+ref.mappedName()+" to type:"+type, t);
}
}
else
{
log.warn("Not injecting " + field.getName() + ", no matching enc injector " + encName + " found");
}
}
else
{
if (!container.getEncInjectors().containsKey(encName))
{
String mappedName = ref.mappedName();
if (mappedName == null || mappedName.equals(""))
{
throw new RuntimeException("You did not specify a @Resource.mappedName() on " + field + " and there is no binding for enc name " + encName + " in XML");
}
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, ref.mappedName(), "@Resource"));
}
injectors.put(field, new JndiFieldInjector(field, encName, container.getEnc()));
}
*/
}
private void handlePropertyAnnotation(Resource ref, BeanProperty property, InjectionContainer container, Map<AccessibleObject, Injector> injectors)
{
assert ref != null;
assert property != null;
assert container != null;
assert injectors != null;
String encName = ref.name();
if (encName == null || encName.equals(""))
{
//encName = InjectionUtil.getEncName(field);
encName = property.getDeclaringClass().getName() + "/" + property.getName();
}
if (!encName.startsWith("env/"))
{
encName = "env/" + encName;
}
AccessibleObject accObj = property.getAccessibleObject();
Class<?> type = property.getType();
if (!ref.type().equals(Object.class))
{
type = ref.type();
}
if (type.equals(UserTransaction.class))
{
injectors.put(accObj, new UserTransactionPropertyInjector(property, container));
}
else if (type.equals(TimerService.class))
{
injectors.put(accObj, new TimerServicePropertyInjector(property, (Container) container)); // only EJBs
}
else if (EJBContext.class.isAssignableFrom(type))
{
injectors.put(accObj, new EJBContextPropertyInjector(property));
}
else if (type.equals(WebServiceContext.class))
{
injectors.put(accObj, new WebServiceContextPropertyInjector(property));
}
else if (type.equals(String.class)
|| type.equals(Character.class)
|| type.equals(Byte.class)
|| type.equals(Short.class)
|| type.equals(Integer.class)
|| type.equals(Long.class)
|| type.equals(Boolean.class)
|| type.equals(Double.class)
|| type.equals(Float.class)
|| type.isPrimitive()
)
{
// don't add an injector if no XML <env-entry is present as there will be no value to inject
if (container.getEncInjectors().containsKey(encName))
{
injectors.put(accObj, new JndiPropertyInjector(property, encName, container.getEnc()));
}
else if (ref.mappedName() != null && ref.mappedName().length() > 0)
{
// Use the mappedName as the string value
String s = ref.mappedName().trim();
try
{
throw new RuntimeException("NYI");
// Object value = ValueConvertor.convertValue(type, s);
// container.getEncInjectors().put(encName, new ValueEncInjector(encName, value, "@Resource"));
// injectors.put(accObj, new JndiPropertyInjector(property, encName, container.getEnc()));
}
catch(Throwable t)
{
throw new RuntimeException("Failed to convert: "+ref.mappedName()+" to type:"+type, t);
}
}
else
{
log.warn("Not injecting " + property.getName() + ", no matching enc injector " + encName + " found");
}
}
else
{
if (!container.getEncInjectors().containsKey(encName))
{
String mappedName = ref.mappedName();
if (mappedName == null || mappedName.equals(""))
{
// TODO: is this a nice trick?
// if(ConnectionFactory.class.isAssignableFrom(type))
// {
// // neat little trick
// mappedName = "java:/ConnectionFactory";
// }
// else
throw new RuntimeException("You did not specify a @Resource.mappedName() on " + accObj + " and there is no binding for enc name " + encName + " in XML");
}
container.getEncInjectors().put(encName, new LinkRefEncInjector(encName, ref.mappedName(), "@Resource"));
}
injectors.put(accObj, new JndiPropertyInjector(property, encName, container.getEnc()));
}
}
}
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