package com.jaxws.json.jquery.doc.provider;
import java.io.IOException;
import java.util.Collections;
import java.util.HashMap;
import java.util.Map;
import javax.xml.namespace.QName;
import javax.xml.ws.BindingProvider;
import com.jaxws.json.codec.JSONCodec;
import com.jaxws.json.codec.JSONContentType;
import com.jaxws.json.codec.doc.AbstractHttpMetadataProvider;
import com.jaxws.json.codec.doc.HttpMetadataProvider;
import com.sun.xml.ws.api.server.WSEndpoint;
import com.sun.xml.ws.transport.http.WSHTTPConnection;
/**
* @author Sundaramurthi Saminathan
* @since JSONWebservice codec version 0.7
* @since JQuery client version 0.1
* @version 1.0
*
* Javascript client provider for jquery users.
*/
public class ClientProvider 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> endPointClientJs = 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\"";
}
@SuppressWarnings("unchecked")
public void process() {
WSEndpoint<?> endPoint = this.codec.getEndpoint();
Map<String, Object> modelMap = getMetadataModelMap(endPoint,true);
Map<String, Object> ports = (Map<String, Object>) modelMap.get(endPoint.getServiceName().getLocalPart());
String portName = endPoint.getPortName().getLocalPart();
Map<String, Object> selectedPort = (Map<String, Object>) ports.get(portName);
String address = (String) selectedPort.remove(BindingProvider.ENDPOINT_ADDRESS_PROPERTY);
StringBuffer clientJS = new StringBuffer();
clientJS.append("if(typeof jQuery == \"undefined\" || typeof jQuery.fn == \"undefined\" || typeof jQuery.fn.jquery == \"undefined\"){" +
"var file = document.createElement('script');file.setAttribute(\"type\",\"text/javascript\");" +
"file.setAttribute(\"src\",\"" + address + "?CLIENT_RESOURCE=jquery.min.js\");" +
"document.getElementsByTagName(\"head\")[0].appendChild(file);"+
"}");
clientJS.append("var " + portName + " = {};");
for(String operation : selectedPort.keySet()){
clientJS.append(portName + "." + operation +" = function(");
Map<String, Object> operationMap = (Map<String, Object>) selectedPort.get(operation);
Map<String, Object> parameter = (Map<String, Object>) operationMap.get(operation);
String parameterJson = "";
int index = 0;
for(String paramName : parameter.keySet()){
if(index > 0){
parameterJson += ",";
}
clientJS.append(paramName + ",");
parameterJson += "\""+paramName + "\":"+paramName;
index++;
}
clientJS.append("callback){" +
"$.ajax({"+
"type: \"POST\","+
"url: '#BASEADDRESS#" +httpAdapter.getValidPath()+ "',"+
"dataType: 'json',"+
"data: JSON.stringify({" + operation + " : {" + parameterJson + "}}),"+
"contentType: '"+JSONContentType.JSON_CONTENT_TYPE+"',"+
"success: callback.success,"+
"error: callback.error,"+
"complete: callback.complete"+
"});" +
"};");
}
endPointClientJs.put(this.codec.getEndpoint().getServiceName(),
clientJS.toString());
}
/**
* Output responder.
*/
public void doResponse(WSHTTPConnection ouStream) throws IOException {
QName serviceName = this.codec.getEndpoint().getServiceName();
//DEbug if(!endPointClientJs.containsKey(serviceName))
process();
String portDocuments = endPointClientJs.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.MIN_VALUE;
}
}
}