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/*
* InstanceResolverImpl.java
*
* Created on May 29, 2007, 10:41 AM
*
* @author Mike Grogan
*/
package org.glassfish.webservices;
import com.sun.istack.NotNull;
import com.sun.xml.ws.api.message.Packet;
import com.sun.xml.ws.api.server.ResourceInjector;
import com.sun.xml.ws.api.server.InstanceResolver;
import com.sun.xml.ws.api.server.WSEndpoint;
import com.sun.xml.ws.api.server.WSWebServiceContext;
import com.sun.xml.ws.api.server.Invoker;
import com.sun.enterprise.container.common.spi.util.InjectionManager;
import com.sun.enterprise.container.common.spi.util.InjectionException;
import java.lang.reflect.Method;
import java.lang.reflect.InvocationTargetException;
import javax.xml.ws.Provider;
import javax.xml.ws.WebServiceException;
public final class InstanceResolverImpl<T> extends InstanceResolver<T> {
//delegate to this InstanceResolver
private InstanceResolver<T> resolver;
private T instance;
private final Class<T> classtobeResolved;
private WSWebServiceContext wsc;
private WSEndpoint endpoint;
private final InjectionManager injManager = WebServiceContractImpl.getInstance().getInjectionManager();
public InstanceResolverImpl(@NotNull Class<T> clasz) {
this.classtobeResolved = clasz;
}
@Override
public @NotNull T resolve(Packet request) {
//See iss 9721
//Injection and instantiation is now done lazily
if (resolver == null) {
try {
instance = injManager.createManagedObject(classtobeResolved);
} catch (InjectionException e) {
throw new WebServiceException(e);
}
resolver = InstanceResolver.createSingleton(instance);
getResourceInjector(endpoint).inject(wsc, instance);
}
return resolver.resolve(request);
}
@Override
public void start(WSWebServiceContext wsc, WSEndpoint endpoint) {
this.wsc = wsc;
this.endpoint = endpoint;
}
@Override
public void dispose() {
try {
if(instance != null) {//instance can be null as it is created laziily
injManager.destroyManagedObject(instance);
}
} catch (InjectionException e) {
throw new WebServiceException(e);
}
}
private ResourceInjector getResourceInjector(WSEndpoint endpoint) {
ResourceInjector ri = endpoint.getContainer().getSPI(ResourceInjector.class);
if (ri == null) {
ri = ResourceInjector.STANDALONE;
}
return ri;
}
/**
* Wraps this {@link InstanceResolver} into an {@link Invoker}.
*/
public //TODO - make this package private. Cannot do it until this method is removed from base
// class com.sun.xml.ws.api.server.InstanceResolver
@Override
@NotNull Invoker createInvoker() {
return new Invoker() {
@Override
public void start(@NotNull WSWebServiceContext wsc, @NotNull WSEndpoint endpoint) {
InstanceResolverImpl.this.start(wsc,endpoint);
}
@Override
public void dispose() {
InstanceResolverImpl.this.dispose();
}
@Override
public Object invoke(Packet p, Method m, Object... args) throws InvocationTargetException, IllegalAccessException {
return m.invoke( resolve(p), args );
}
@Override
public <T> T invokeProvider(@NotNull Packet p, T arg) {
return ((Provider<T>)resolve(p)).invoke(arg);
}
@Override
public String toString() {
return "Default Invoker over "+InstanceResolverImpl.this.toString();
}
};
}
}