/**
 * 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.handlers;

import java.net.URL;
import java.util.List;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBElement;
import javax.xml.namespace.QName;

import javax.xml.soap.SOAPMessage;
import javax.xml.ws.BindingProvider;
import javax.xml.ws.Dispatch;
import javax.xml.ws.Service;
import javax.xml.ws.handler.Handler;
import javax.xml.ws.handler.MessageContext;
import javax.xml.ws.handler.soap.SOAPMessageContext;


import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.resource.ResourceManager;
import org.apache.cxf.testutil.common.AbstractBusClientServerTestBase;
import org.apache.cxf.testutil.common.TestUtil;
import org.apache.handlers.AddNumbers;
import org.apache.handlers.AddNumbersService;
import org.apache.handlers.types.AddNumbersResponse;
import org.apache.handlers.types.ObjectFactory;
import org.junit.BeforeClass;
import org.junit.Test;


public class HandlerInvocationUsingAddNumbersTest extends AbstractBusClientServerTestBase {

    static QName serviceName = new QName("http://apache.org/handlers", "AddNumbersService");
    static QName portName = new QName("http://apache.org/handlers", "AddNumbersPort");

    static String addNumbersAddress
        = "http://localhost:" + TestUtil.getPortNumber(HandlerServer.class, 1)
            + "/handlers/AddNumbersService/AddNumbersPort";

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

    @Test
    public void testAddHandlerProgrammaticallyClientSide() throws Exception {
        URL wsdl = getClass().getResource("/wsdl/addNumbers.wsdl");

        AddNumbersService service = new AddNumbersService(wsdl, serviceName);
        AddNumbers port = (AddNumbers)service.getPort(portName, AddNumbers.class);
        setAddress(port, addNumbersAddress);
        SmallNumberHandler sh = new SmallNumberHandler();
        addHandlersProgrammatically((BindingProvider)port, sh);

        int result = port.addNumbers(10, 20);
        assertEquals(200, result);
        int result1 = port.addNumbers(5, 6);
        assertEquals(11, result1);
    }
    
    @Test
    public void testAddHandlerByAnnotationClientSide() throws Exception {
        URL wsdl = getClass().getResource("/wsdl/addNumbers.wsdl");

        AddNumbersServiceWithAnnotation service = new AddNumbersServiceWithAnnotation(wsdl, serviceName);
        AddNumbers port = (AddNumbers)service.getPort(portName, AddNumbers.class);
        setAddress(port, addNumbersAddress);

        int result = port.addNumbers(10, 20);
        assertEquals(200, result);
        int result1 = port.addNumbers(5, 6);
        assertEquals(11, result1);
    }
    
    @Test
    public void testInvokeFromDispatchWithJAXBPayload() throws Exception {
        URL wsdl = getClass().getResource("/wsdl/addNumbers.wsdl");
        assertNotNull(wsdl);

        AddNumbersService service = new AddNumbersService(wsdl, serviceName);
        assertNotNull(service);

        JAXBContext jc = JAXBContext.newInstance("org.apache.handlers.types");
        Dispatch<Object> disp = service.createDispatch(portName, jc, Service.Mode.PAYLOAD);
        setAddress(disp, addNumbersAddress);

        SmallNumberHandler sh = new SmallNumberHandler();
        TestSOAPHandler soapHandler = new TestSOAPHandler<SOAPMessageContext>(false) {
            public boolean handleMessage(SOAPMessageContext ctx) {
                super.handleMessage(ctx);
                Boolean outbound = (Boolean)ctx.get(MessageContext.MESSAGE_OUTBOUND_PROPERTY);
                if (outbound) {
                    try {
                        SOAPMessage msg = ctx.getMessage();
                        //System.out.println("aaaaaaaaaaaa");
                        //msg.writeTo(System.out);
                        assertNotNull(msg);
                    } catch (Exception e) {
                        e.printStackTrace();
                        fail(e.toString());
                    }
                }
                return true;
            }
        };
        addHandlersProgrammatically(disp, sh, soapHandler);
      
        org.apache.handlers.types.AddNumbers req = new org.apache.handlers.types.AddNumbers();        
        req.setArg0(10);
        req.setArg1(20);        
        ObjectFactory factory = new ObjectFactory();        
        JAXBElement e = factory.createAddNumbers(req);        

        JAXBElement response = (JAXBElement)disp.invoke(e);
        assertNotNull(response);
        AddNumbersResponse value = (AddNumbersResponse)response.getValue();
        assertEquals(200, value.getReturn());
    }
    
    @Test
    public void testHandlerPostConstruct() throws Exception {
        URL wsdl = getClass().getResource("/wsdl/addNumbers.wsdl");

        AddNumbersServiceWithAnnotation service = new AddNumbersServiceWithAnnotation(wsdl, serviceName);
        AddNumbers port = (AddNumbers)service.getPort(portName, AddNumbers.class);
        setAddress(port, addNumbersAddress);

        List<Handler> handlerChain = ((BindingProvider)port).getBinding().getHandlerChain();
        SmallNumberHandler h = (SmallNumberHandler)handlerChain.get(0);
        
        assertTrue(h.isPostConstructInvoked());      
    }  

    @Test
    public void testHandlerInjectingResource() throws Exception {
        //When CXF is deployed in a servlet container, ServletContextResourceResolver is used to resolve 
        //Servlet context resources.
        Bus bus = BusFactory.getDefaultBus();
        ResourceManager resourceManager = bus.getExtension(ResourceManager.class);
        assertNotNull(resourceManager);
        resourceManager.addResourceResolver(new TestResourceResolver());
       
        URL wsdl = getClass().getResource("/wsdl/addNumbers.wsdl");

        AddNumbersServiceWithAnnotation service = new AddNumbersServiceWithAnnotation(wsdl, serviceName);
        AddNumbers port = (AddNumbers)service.getPort(portName, AddNumbers.class);
        setAddress(port, addNumbersAddress);

        List<Handler> handlerChain = ((BindingProvider)port).getBinding().getHandlerChain();
        SmallNumberHandler h = (SmallNumberHandler)handlerChain.get(0);
        
        assertEquals("injectedValue", h.getInjectedString());      
    } 
    
    private void addHandlersProgrammatically(BindingProvider bp, Handler...handlers) {
        List<Handler> handlerChain = bp.getBinding().getHandlerChain();
        assertNotNull(handlerChain);
        for (Handler h : handlers) {
            handlerChain.add(h);
        }
        bp.getBinding().setHandlerChain(handlerChain);
    }

}
