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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package sample.impl;
import java.lang.reflect.Method;
import org.apache.tuscany.sca.core.invocation.AsyncResponseInvoker;
import org.apache.tuscany.sca.core.invocation.InterceptorAsyncImpl;
import org.apache.tuscany.sca.interfacedef.wsdl.WSDLOperation;
import org.apache.tuscany.sca.invocation.Invoker;
import org.apache.tuscany.sca.invocation.Message;
import org.apache.tuscany.sca.runtime.RuntimeEndpoint;
import org.oasisopen.sca.ServiceRuntimeException;
import org.w3c.dom.Element;
/**
* Invoker for Sample components that implement a WSDL interface using a generic
* call method.
*
* @version $Rev$ $Date$
*/
class SampleWSDLInvoker extends InterceptorAsyncImpl {
final String name;
final Object instance;
final Method doccall;
final Method rpccall;
static Method method(final Class<?> clazz, final String name, final Class<?>... types) {
try {
return clazz.getMethod("doccall", String.class, Element.class);
} catch (Exception e) {
return null;
}
}
SampleWSDLInvoker(final WSDLOperation op, final Class<?> clazz, final Object instance) throws SecurityException, NoSuchMethodException {
this.name = op.getName();
this.instance = instance;
this.doccall = method(clazz, "doccall", String.class, Element.class);
this.rpccall = method(clazz, "rpccall", String.class, Object[].class);
}
public Invoker getNext() {
// Can't get next for an implementation invoker
return null;
}
public Message invoke(final Message msg) {
return processRequest(msg);
}
public Message processRequest(Message msg) {
try {
// Invoke the generic call method
if (doccall != null) {
// Document style (args wrapped in a single wrapper element)
final Object response = doccall.invoke(instance, name, ((Object[])msg.getBody())[0]);
msg.setBody(response);
} else {
// RPC style (args are passed as an array)
final Object response = rpccall.invoke(instance, name, (Object[])msg.getBody());
msg.setBody(response);
}
} catch(Exception e) {
e.printStackTrace();
msg.setFaultBody(e.getCause());
}
return msg;
}
public Message processResponse(Message msg) {
return msg;
}
}
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