/**
 * 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 org.apache.cxf.systest.mtom;

import java.io.InputStream;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Proxy;
import java.lang.reflect.UndeclaredThrowableException;

import javax.activation.DataHandler;
import javax.mail.util.ByteArrayDataSource;
import javax.xml.namespace.QName;
import javax.xml.ws.BindingProvider;
import javax.xml.ws.Holder;
import javax.xml.ws.soap.SOAPBinding;

import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.endpoint.Client;
import org.apache.cxf.endpoint.ClientImpl;
import org.apache.cxf.jaxws.JaxWsClientProxy;
import org.apache.cxf.jaxws.binding.soap.SOAPBindingImpl;
import org.apache.cxf.jaxws.support.JaxWsEndpointImpl;
import org.apache.cxf.jaxws.support.JaxWsServiceFactoryBean;
import org.apache.cxf.mime.TestMtom;
import org.apache.cxf.service.Service;
import org.apache.cxf.service.factory.ReflectionServiceFactoryBean;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.testutil.common.AbstractBusClientServerTestBase;
import org.junit.BeforeClass;
import org.junit.Test;

public class ClientMtomXopTest extends AbstractBusClientServerTestBase {

    public static final QName MTOM_PORT = new QName("http://cxf.apache.org/mime", "TestMtomPort");
    public static final QName MTOM_SERVICE = new QName("http://cxf.apache.org/mime", "TestMtomService");


    @BeforeClass
    public static void startServers() throws Exception {
        assertTrue("server did not launch correctly", launchServer(Server.class));
    }

    /*
    @Test
    @Ignore
    public void testMtomSWA() throws Exception {
        TestMtom mtomPort = createPort(MTOM_SERVICE, MTOM_PORT, TestMtom.class);
        try {
            InputStream pre = this.getClass().getResourceAsStream("/wsdl/mtom_xop.wsdl");
            long fileSize = 0;
            for (int i = pre.read(); i != -1; i = pre.read()) {
                fileSize++;
            }

            ByteArrayDataSource bads = new ByteArrayDataSource(this.getClass().getResourceAsStream(
                    "/wsdl/mtom_xop.wsdl"), "application/octet-stream");
            DataHandler dh = new DataHandler(bads);
            DataHandler dhResp = mtomPort.testSWA(dh);
            DataSource ds = dhResp.getDataSource();
            InputStream in = ds.getInputStream();

            long count = 0;
            for (int i = in.read(); i != -1; i = in.read()) {
                count++;
            }
            assertEquals("attachemnt length different", fileSize, count);
        } catch (UndeclaredThrowableException ex) {
            throw (Exception) ex.getCause();
        }
    }
    */
    
    @Test
    public void testMtomXop() throws Exception {
        TestMtom mtomPort = createPort(MTOM_SERVICE, MTOM_PORT, TestMtom.class, true);
        try {
            InputStream pre = this.getClass().getResourceAsStream("/wsdl/mtom_xop.wsdl");
            long fileSize = 0;
            for (int i = pre.read(); i != -1; i = pre.read()) {
                fileSize++;
            }
            Holder<DataHandler> param = new Holder<DataHandler>();
            byte[] data = new byte[(int) fileSize];
            this.getClass().getResourceAsStream("/wsdl/mtom_xop.wsdl").read(data);
            
            param.value = new DataHandler(new ByteArrayDataSource(data, "application/octet-stream"));
            Holder<String> name = new Holder<String>("call detail");
            mtomPort.testXop(name, param);
            assertEquals("name unchanged", "return detail + call detail", name.value);
            assertNotNull(param.value);
        } catch (UndeclaredThrowableException ex) {
            throw (Exception) ex.getCause();
        }
    }

    private static <T> T createPort(QName serviceName, 
                                    QName portName, 
                                    Class<T> serviceEndpointInterface,
                                    boolean enableMTOM)
        throws Exception {
        Bus bus = BusFactory.getDefaultBus();
        ReflectionServiceFactoryBean serviceFactory = new JaxWsServiceFactoryBean();
        serviceFactory.setBus(bus);
        serviceFactory.setServiceName(serviceName);
        serviceFactory.setServiceClass(serviceEndpointInterface);
        serviceFactory.setWsdlURL(ClientMtomXopTest.class.getResource("/wsdl/mtom_xop.wsdl"));
        Service service = serviceFactory.create();
        EndpointInfo ei = service.getEndpointInfo(portName);
        JaxWsEndpointImpl jaxwsEndpoint = new JaxWsEndpointImpl(bus, service, ei);
        SOAPBinding jaxWsSoapBinding = new SOAPBindingImpl(ei.getBinding());
        jaxWsSoapBinding.setMTOMEnabled(enableMTOM);
        
        jaxwsEndpoint.getBinding().getInInterceptors().add(new TestMultipartMessageInterceptor());
        jaxwsEndpoint.getBinding().getOutInterceptors().add(new TestAttachmentOutInterceptor());
        
        Client client = new ClientImpl(bus, jaxwsEndpoint);
        InvocationHandler ih = new JaxWsClientProxy(client, jaxwsEndpoint.getJaxwsBinding());
        Object obj = Proxy.newProxyInstance(serviceEndpointInterface.getClassLoader(), new Class[] {
            serviceEndpointInterface, BindingProvider.class }, ih);
        return serviceEndpointInterface.cast(obj);
    }
}
