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package com.sun.xml.ws.api.pipe;
import com.sun.istack.NotNull;
import com.sun.istack.Nullable;
import com.sun.xml.ws.api.BindingID;
import com.sun.xml.ws.api.pipe.helper.PipeAdapter;
import com.sun.xml.ws.api.server.Container;
import com.sun.xml.ws.util.ServiceFinder;
import com.sun.xml.ws.util.pipe.StandaloneTubeAssembler;
import java.util.logging.Logger;
/**
* Creates {@link TubelineAssembler}.
* <p/>
* <p/>
* To create a tubeline,
* the JAX-WS runtime locates {@link TubelineAssemblerFactory}s through
* the <tt>META-INF/services/com.sun.xml.ws.api.pipe.TubelineAssemblerFactory</tt> files.
* Factories found are checked to see if it supports the given binding ID one by one,
* and the first valid {@link TubelineAssembler} returned will be used to create
* a tubeline.
*
* @author Jitendra Kotamraju
*/
public abstract class TubelineAssemblerFactory {
/**
* Creates a {@link TubelineAssembler} applicable for the given binding ID.
*
* @param bindingId The binding ID for which a tubeline will be created,
* such as {@link javax.xml.ws.soap.SOAPBinding#SOAP11HTTP_BINDING}.
* Must not be null.
* @return null if this factory doesn't recognize the given binding ID.
*/
public abstract TubelineAssembler doCreate(BindingID bindingId);
/**
* @deprecated
* Use {@link #create(ClassLoader, BindingID, Container)}
*/
public static TubelineAssembler create(ClassLoader classLoader, BindingID bindingId) {
return create(classLoader,bindingId,null);
}
/**
* Locates {@link TubelineAssemblerFactory}s and create
* a suitable {@link TubelineAssembler}.
*
* @param bindingId The binding ID string for which the new {@link TubelineAssembler}
* is created. Must not be null.
* @param container
* if specified, the container is given a chance to specify a {@link TubelineAssembler}
* instance. This parameter should be always given on the server, but can be null.
* @return Always non-null, since we fall back to our default {@link TubelineAssembler}.
*/
public static TubelineAssembler create(ClassLoader classLoader, BindingID bindingId, @Nullable Container container) {
if(container!=null) {
// first allow the container to control pipeline for individual endpoint.
TubelineAssemblerFactory taf = container.getSPI(TubelineAssemblerFactory.class);
if(taf!=null) {
TubelineAssembler a = taf.doCreate(bindingId);
if(a!=null)
return a;
}
}
for (TubelineAssemblerFactory factory : ServiceFinder.find(TubelineAssemblerFactory.class, classLoader)) {
TubelineAssembler assembler = factory.doCreate(bindingId);
if (assembler != null) {
TubelineAssemblerFactory.logger.fine(factory.getClass() + " successfully created " + assembler);
return assembler;
}
}
// See if there is a PipelineAssembler out there and use it for compatibility.
for (PipelineAssemblerFactory factory : ServiceFinder.find(PipelineAssemblerFactory.class,classLoader)) {
PipelineAssembler assembler = factory.doCreate(bindingId);
if(assembler!=null) {
logger.fine(factory.getClass()+" successfully created "+assembler);
return new TubelineAssemblerAdapter(assembler);
}
}
// default binding IDs that are known
return new StandaloneTubeAssembler();
}
private static class TubelineAssemblerAdapter implements TubelineAssembler {
private PipelineAssembler assembler;
TubelineAssemblerAdapter(PipelineAssembler assembler) {
this.assembler = assembler;
}
public @NotNull Tube createClient(@NotNull ClientTubeAssemblerContext context) {
ClientPipeAssemblerContext ctxt = new ClientPipeAssemblerContext(
context.getAddress(), context.getWsdlModel(), context.getService(),
context.getBinding(), context.getContainer());
return PipeAdapter.adapt(assembler.createClient(ctxt));
}
public @NotNull Tube createServer(@NotNull ServerTubeAssemblerContext context) {
return PipeAdapter.adapt(assembler.createServer((ServerPipeAssemblerContext) context));
}
}
private static final Logger logger = Logger.getLogger(TubelineAssemblerFactory.class.getName());
}