/*
 * 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.ode.jbi;

import javax.jbi.servicedesc.ServiceEndpoint;
import org.w3c.dom.Document;
import org.w3c.dom.DocumentFragment;
import org.w3c.dom.Element;

import org.apache.ode.bpel.iapi.EndpointReference;
import org.apache.ode.utils.DOMUtils;

/**
 * Endpoint representing a BPEL "myRole" partner link.
 */
class MyEndpointReference implements EndpointReference {
  private OdeService _service;
 
  MyEndpointReference(OdeService service) {
    _service = service;
    
  }
  
  @Override
  public boolean equals(Object obj) {
    if (obj instanceof MyEndpointReference)
      return _service.getInternalServiceEndpoint().getServiceName().equals(
          ((MyEndpointReference)obj)._service.getInternalServiceEndpoint().getServiceName());
    return false;
  }


  @Override
  public int hashCode() {
    return _service.getInternalServiceEndpoint().getServiceName().hashCode();
  }

  public Document toXML() {
    Document xml = DOMUtils.newDocument();
    
    // Prefer to use the external endpoint as our EPR,
    // but if we dont find one, use the internal endpoint.
    ServiceEndpoint se = _service.getExternalServiceEndpoint();
    if (se == null)
      se = _service.getInternalServiceEndpoint();
    
    Element root = xml.createElementNS(EndpointReference.SERVICE_REF_QNAME.getNamespaceURI(),
        EndpointReference.SERVICE_REF_QNAME.getLocalPart());
    xml.appendChild(root);
    
    // TODO: handle the operation name problem.
    DocumentFragment fragment = se.getAsReference(null);
    root.appendChild(xml.importNode(fragment,true));
    return xml;
  }

  OdeService getService() {
    return _service;
  }

}