[weld-commits] Weld SVN: r6141 - in extensions/trunk/src/main: java/org/jboss/weld/extensions/beanid and 1 other directories.

Author: swd847 Date: 2010-04-21 19:10:58 -0400 (Wed, 21 Apr 2010) New Revision: 6141 Added: extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/ extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/AnnotatedTypeIdentifier.java extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBean.java extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBeanExtension.java extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableInjectionTarget.java Modified: extensions/trunk/src/main/resources/META-INF/services/javax.enterprise.inject.spi.Extension Log: added portable extension to allow retreiving the annotated type in an interceptor Added: extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/AnnotatedTypeIdentifier.java =================================================================== --- extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/AnnotatedTypeIdentifier.java (rev 0) +++ extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/AnnotatedTypeIdentifier.java 2010-04-21 23:10:58 UTC (rev 6141) @@ -0,0 +1,20 @@ +package org.jboss.weld.extensions.beanid; + +import javax.enterprise.inject.spi.AnnotatedType; +import javax.inject.Inject; + +/** + * Class that can lookup an AnnotatedType from an instance of a bean + * @author Stuart Douglas <stuart(a)baileyroberts.com.au&gt; + * + */ +public class AnnotatedTypeIdentifier +{ + @Inject IdentifiableBeanExtension beans; + + public AnnotatedType<?> getAnnotatedType(IdentifiableBean instance) + { + long id = instance.getBeanId(); + return beans.getAnnotatedType(id); + } +} Added: extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBean.java =================================================================== --- extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBean.java (rev 0) +++ extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBean.java 2010-04-21 23:10:58 UTC (rev 6141) @@ -0,0 +1,9 @@ +package org.jboss.weld.extensions.beanid; + +public interface IdentifiableBean +{ + public long getBeanId(); + + public void setBeanId(long id); +} + \ No newline at end of file Added: extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBeanExtension.java =================================================================== --- extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBeanExtension.java (rev 0) +++ extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableBeanExtension.java 2010-04-21 23:10:58 UTC (rev 6141) @@ -0,0 +1,37 @@ +package org.jboss.weld.extensions.beanid; + +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; +import java.util.concurrent.atomic.AtomicLong; + +import javax.enterprise.event.Observes; +import javax.enterprise.inject.spi.AnnotatedType; +import javax.enterprise.inject.spi.Extension; +import javax.enterprise.inject.spi.ProcessInjectionTarget; +/** + * extension that allows the AnnotatedType to be retrieved for a given bean + * @author Stuart Douglas <stuart(a)baileyroberts.com.au&gt; + * + */ +public class IdentifiableBeanExtension implements Extension +{ + private AtomicLong currentId = new AtomicLong(); + + private Map<Long,AnnotatedType<?>> types = new ConcurrentHashMap<Long, AnnotatedType<?>>(); + + public void processInjectionTarget(@Observes ProcessInjectionTarget<?> event) + { + if(event.getAnnotatedType().getBaseType() instanceof IdentifiableBean) + { + long id = currentId.incrementAndGet(); + types.put(id, event.getAnnotatedType()); + event.setInjectionTarget(new IdentifiableInjectionTarget(event.getInjectionTarget(), id)); + } + } + + public AnnotatedType<?> getAnnotatedType(long id) + { + return types.get(id); + } + +} Added: extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableInjectionTarget.java =================================================================== --- extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableInjectionTarget.java (rev 0) +++ extensions/trunk/src/main/java/org/jboss/weld/extensions/beanid/IdentifiableInjectionTarget.java 2010-04-21 23:10:58 UTC (rev 6141) @@ -0,0 +1,59 @@ +package org.jboss.weld.extensions.beanid; + +import java.util.Set; + +import javax.enterprise.context.spi.CreationalContext; +import javax.enterprise.inject.spi.InjectionPoint; +import javax.enterprise.inject.spi.InjectionTarget; +/** + * wrapper around InjectionTarget that sets a bean id + * @author Stuart Douglas <stuart(a)baileyroberts.com.au&gt; + * + * @param <T> + */ +public class IdentifiableInjectionTarget<T> implements InjectionTarget<T> +{ + InjectionTarget<T> delegate; + + long id; + + IdentifiableInjectionTarget(InjectionTarget<T> delegate, long id) + { + this.delegate = delegate; + this.id=id; + } + + + public void inject(T instance, CreationalContext<T> ctx) + { + IdentifiableBean bean =(IdentifiableBean)instance; + bean.setBeanId(id); + delegate.inject(instance, ctx); + } + + public void postConstruct(T instance) + { + delegate.postConstruct(instance); + } + + public void preDestroy(T instance) + { + delegate.preDestroy(instance); + } + + public void dispose(T instance) + { + delegate.dispose(instance); + } + + public Set<InjectionPoint> getInjectionPoints() + { + return delegate.getInjectionPoints(); + } + + public T produce(CreationalContext<T> ctx) + { + return delegate.produce(ctx); + } + +} Modified: extensions/trunk/src/main/resources/META-INF/services/javax.enterprise.inject.spi.Extension =================================================================== --- extensions/trunk/src/main/resources/META-INF/services/javax.enterprise.inject.spi.Extension 2010-04-21 15:47:29 UTC (rev 6140) +++ extensions/trunk/src/main/resources/META-INF/services/javax.enterprise.inject.spi.Extension 2010-04-21 23:10:58 UTC (rev 6141) @@ -1,2 +1,3 @@ org.jboss.weld.extensions.genericbeans.GenericExtension -org.jboss.weld.extensions.resources.servlet.ServletResourceExtension \ No newline at end of file +org.jboss.weld.extensions.resources.servlet.ServletResourceExtension +org.jboss.weld.extensions.beanid.IdentifiableBeanExtension \ No newline at end of file