Package com.jaxws.json.codec.doc.provider

Source Code of com.jaxws.json.codec.doc.provider.JSMetaDataModelProvider

package com.jaxws.json.codec.doc.provider;

import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;

import javax.xml.namespace.QName;

import com.jaxws.json.codec.JSONCodec;
import com.jaxws.json.codec.doc.AbstractHttpMetadataProvider;
import com.jaxws.json.codec.doc.HttpMetadataProvider;
import com.jaxws.json.codec.encode.WSJSONWriter;
import com.sun.xml.ws.transport.http.WSHTTPConnection;

/**
* @author Sundaramurthi Saminathan
* @since JSONWebservice codec version 0.4
* @version 2.0
*
* Default JSON service end point document provider.
*/
public class JSMetaDataModelProvider extends AbstractHttpMetadataProvider implements HttpMetadataProvider {
 
  private static final String[] queries = new String[]{"client"};
 
  /**
   * Map holder which keeps end point documents.
   */
  private final static Map<QName,String>  endPointDocuments  = Collections.synchronizedMap(new HashMap<QName,String>());
 
  /**
   * Request received codec instance holder
   */
  private JSONCodec codec;
 
 
  /**
   * "jsonmodel" query handled.
   */
  public String[] getHandlingQueries() {
    return queries;
  }

  /**
   * Handler flag, If query string is jsonmodel , its handled by model server.
   */
  public boolean canHandle(String queryString) {
    return queryString != null && queryString.equals(queries[0]);
  }
 
  /**
   * end point codec set holder.
   */
  public void setJSONCodec(JSONCodec codec) {
    this.codec  = codec;
  }
 
  /**
   * Meta data model content provider.
   * @see HttpMetadataProvider.getContentType
   */
  public String getContentType() {
    return "text/javascript; charset=\"utf-8\"";
  }

  public void process() {
   
    /*clientCode.append(convertStreamToString(getClass().getResourceAsStream("client.js")));
   
    String methodUrl   = "";
    if(jsonEndpoint.getPort().getAddress().getURL() != null)
      methodUrl = jsonEndpoint.getPort().getAddress().getURL().getPath();
    String mimeType   = jsonEndpoint.createCodec().getMimeType();
    for(WSDLOperation operation : jsonPort.getOperations()){
      createClientTemplete(operation,methodUrl,mimeType);
      clientCode.append(",");
    }*/
    endPointDocuments.put(this.codec.getEndpoint().getServiceName(),
        WSJSONWriter.writeMetadata(getMetadataModelMap(this.codec.getEndpoint(),true),
            this.codec.getCustomSerializer()));
  }
 
  /**
   * Output responder.
   */
  public void doResponse(WSHTTPConnection ouStream) throws IOException {
    QName serviceName = this.codec.getEndpoint().getServiceName();
    if(!endPointDocuments.containsKey(serviceName))
      process();
    String portDocuments =  endPointDocuments.get(serviceName);
    if(portDocuments != null){
      doResponse(ouStream, portDocuments);
    }else{
      ouStream.getOutput().write(String.format("Unable to find default document for %s",
          this.codec.getEndpoint().getPortName()).getBytes());
    }
  }
 
  /* (non-Javadoc)
   * @see java.lang.Comparable#compareTo(java.lang.Object)
   */
  public int compareTo(HttpMetadataProvider o) {
    if(o.equals(this)){
      return 0;
    }else{
      return Integer.MAX_VALUE;
    }
  }
 

}
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