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.
* @deprecated suggested to use JSONSchema.
*/
public class MetaDataModelProvider extends AbstractHttpMetadataProvider implements HttpMetadataProvider {
private static final String[] queries = new String[]{"jsonmodel","defaultjsonmodel"};
/**
* 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]) || queryString.equals(queries[1]));
}
/**
* 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 "application/json; charset=\"utf-8\"";
}
public void process() {
endPointDocuments.put(this.codec.getEndpoint().getServiceName(),
WSJSONWriter.writeMetadata(getMetadataModelMap(this.codec.getEndpoint(),true),
this.codec.getCustomSerializer()));
// TODO Auto-generated method stub
/*XmlElement xmlElemnt = field.getAnnotation(XmlElement.class);
out.append("\""+escapeString(field.getName())+"\":{");
// Generate object meta data
if(xmlElemnt != null){
out.append("\"defaultValue\":");
string(xmlElemnt.defaultValue(),out);
out.append(", \"nillable\":\""+xmlElemnt.nillable()+"\"");
out.append(", \"required\":\""+xmlElemnt.required()+"\"");// TODO difrence betwin nillable and required
out.append(", \"type\":\""+field.getType().getSimpleName()+"\"");
out.append(", \"restriction\":{");
out.append("\"minLength\":0");
out.append(",");
out.append("\"maxLength\":255");
out.append(",\"pattern\":\"\"");
out.append("}");
}*/
}
/**
* 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;
}
}
}