/**
 * 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.binding.xml;

import java.util.Arrays;
import java.util.Collection;

import javax.xml.namespace.QName;


import org.apache.cxf.Bus;
import org.apache.cxf.binding.AbstractBindingFactory;
import org.apache.cxf.binding.Binding;
import org.apache.cxf.binding.xml.interceptor.XMLFaultInInterceptor;
import org.apache.cxf.binding.xml.interceptor.XMLFaultOutInterceptor;
import org.apache.cxf.binding.xml.interceptor.XMLMessageInInterceptor;
import org.apache.cxf.binding.xml.interceptor.XMLMessageOutInterceptor;
import org.apache.cxf.common.injection.NoJSR250Annotations;
import org.apache.cxf.interceptor.AttachmentInInterceptor;
import org.apache.cxf.interceptor.AttachmentOutInterceptor;
import org.apache.cxf.interceptor.DocLiteralInInterceptor;
import org.apache.cxf.interceptor.StaxInInterceptor;
import org.apache.cxf.interceptor.StaxOutInterceptor;
import org.apache.cxf.interceptor.WrappedOutInterceptor;
import org.apache.cxf.service.model.BindingInfo;
import org.apache.cxf.service.model.BindingOperationInfo;
import org.apache.cxf.service.model.MessageInfo;
import org.apache.cxf.service.model.MessagePartInfo;
import org.apache.cxf.service.model.OperationInfo;
import org.apache.cxf.service.model.ServiceInfo;

@NoJSR250Annotations(unlessNull = { "bus" })
public class XMLBindingFactory extends AbstractBindingFactory {
    public static final Collection<String> DEFAULT_NAMESPACES 
        = Arrays.asList(
            "http://cxf.apache.org/bindings/xformat",
            "http://www.w3.org/2004/08/wsdl/http",
            "http://schemas.xmlsoap.org/wsdl/http/");
    
    public XMLBindingFactory() {
    }
    public XMLBindingFactory(Bus b) {
        super(b, DEFAULT_NAMESPACES);
    }
    
    public Binding createBinding(BindingInfo binding) {
        XMLBinding xb = new XMLBinding(binding);
        
        xb.getInInterceptors().add(new AttachmentInInterceptor());    
        xb.getInInterceptors().add(new StaxInInterceptor());
        xb.getInInterceptors().add(new DocLiteralInInterceptor());
        xb.getInInterceptors().add(new XMLMessageInInterceptor());
        
        xb.getOutInterceptors().add(new AttachmentOutInterceptor());
        xb.getOutInterceptors().add(new StaxOutInterceptor());
        xb.getOutInterceptors().add(new WrappedOutInterceptor());
        xb.getOutInterceptors().add(new XMLMessageOutInterceptor());            

        xb.getInFaultInterceptors().add(new XMLFaultInInterceptor());
        xb.getOutFaultInterceptors().add(new StaxOutInterceptor());
        xb.getOutFaultInterceptors().add(new XMLFaultOutInterceptor());
        
        return xb;
    } 
    
    public BindingInfo createBindingInfo(ServiceInfo service, String namespace, Object config) {
        BindingInfo info = new BindingInfo(service, "http://cxf.apache.org/bindings/xformat");        
        info.setName(new QName(service.getName().getNamespaceURI(), 
                               service.getName().getLocalPart() + "XMLBinding"));

        for (OperationInfo op : service.getInterface().getOperations()) {
            adjustConcreteNames(op.getInput());
            adjustConcreteNames(op.getOutput());
            BindingOperationInfo bop = 
                info.buildOperation(op.getName(), op.getInputName(), op.getOutputName());
            info.addOperation(bop);
        }
        
        return info;
    }

    private void adjustConcreteNames(MessageInfo mi) {
        if (mi != null) {
            for (MessagePartInfo mpi : mi.getMessageParts()) {
                if (!mpi.isElement()) {
                    //if it's not an element, we need to make it one
                    mpi.setConcreteName(mpi.getName());
                }
            }
        }
    }
}
