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package com.sun.xml.ws.api.server;

import com.sun.istack.NotNull;
import com.sun.xml.ws.api.message.Packet;

import javax.xml.ws.Provider;
import javax.xml.ws.WebServiceContext;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

/**
 * Hides the detail of calling into application endpoint implementation.
 *
 * 

* Typical host of the JAX-WS RI would want to use * {@link InstanceResolver#createDefault(Class)} and then * use {@link InstanceResolver#createInvoker()} to obtain * the default invoker implementation. * * * @author Jitendra Kotamraju * @author Kohsuke Kawaguchi */ public abstract class Invoker extends com.sun.xml.ws.server.sei.Invoker { /** * Called by {@link WSEndpoint} when it's set up. * *

* This is an opportunity for {@link Invoker} * to do a endpoint-specific initialization process. * * @param wsc * The {@link WebServiceContext} instance that can be injected * to the user instances. * @param endpoint */ public void start(@NotNull WSWebServiceContext wsc, @NotNull WSEndpoint endpoint) { // backward compatibility start(wsc); } /** * @deprecated * Use {@link #start(WSWebServiceContext,WSEndpoint)} */ public void start(@NotNull WebServiceContext wsc) { throw new IllegalStateException("deprecated version called"); } /** * Called by {@link WSEndpoint} * when {@link WSEndpoint#dispose()} is called. * * This allows {@link InstanceResolver} to do final clean up. * *

* This method is guaranteed to be only called once by {@link WSEndpoint}. */ public void dispose() {} /** * Invokes {@link Provider#invoke(Object)} */ public T invokeProvider( @NotNull Packet p, T arg ) throws IllegalAccessException, InvocationTargetException { // default slow implementation that delegates to the other invoke method. return (T)invoke(p,invokeMethod,arg); } /** * Invokes {@link AsyncProvider#invoke(Object, AsyncProviderCallback, WebServiceContext)} */ public void invokeAsyncProvider( @NotNull Packet p, T arg, AsyncProviderCallback cbak, WebServiceContext ctxt ) throws IllegalAccessException, InvocationTargetException { // default slow implementation that delegates to the other invoke method. invoke(p, asyncInvokeMethod, arg, cbak, ctxt); } private static final Method invokeMethod; static { try { invokeMethod = Provider.class.getMethod("invoke",Object.class); } catch (NoSuchMethodException e) { throw new AssertionError(e); } } private static final Method asyncInvokeMethod; static { try { asyncInvokeMethod = AsyncProvider.class.getMethod("invoke",Object.class, AsyncProviderCallback.class, WebServiceContext.class); } catch (NoSuchMethodException e) { throw new AssertionError(e); } } }





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