framework/common/src/org/ofbiz/common/CommonEvents.java - ofbiz - Git at Google

 /*******************************************************************************
  * 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.ofbiz.common;

 import java.io.IOException;
 import java.io.PrintWriter;
 import java.io.UnsupportedEncodingException;
 import java.io.Writer;
 import java.util.Iterator;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
 import java.util.Set;

 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;

 import javolution.util.FastMap;
 import net.sf.json.JSON;
 import net.sf.json.JSONArray;
 import net.sf.json.JSONObject;
 import net.sf.json.JSONSerializer;

 import org.ofbiz.base.util.Debug;
 import org.ofbiz.base.util.StringUtil;
 import org.ofbiz.base.util.UtilGenerics;
 import org.ofbiz.base.util.UtilHttp;
 import org.ofbiz.base.util.UtilMisc;
 import org.ofbiz.base.util.UtilProperties;
 import org.ofbiz.base.util.UtilValidate;
 import org.ofbiz.base.util.cache.UtilCache;
 import org.ofbiz.entity.Delegator;
 import org.ofbiz.entity.GenericEntityException;
 import org.ofbiz.entity.GenericValue;
 import org.ofbiz.security.Security;

 /**
  * Common Services
  */
 public class CommonEvents {

     public static final String module = CommonEvents.class.getName();

     public static UtilCache<String, Map<String, String>> appletSessions = UtilCache.createUtilCache("AppletSessions", 0, 600000, true);

     public static String checkAppletRequest(HttpServletRequest request, HttpServletResponse response) {
         Delegator delegator = (Delegator) request.getAttribute("delegator");
         String sessionId = request.getParameter("sessionId");
         String visitId = request.getParameter("visitId");
         sessionId = sessionId.trim();
         visitId = visitId.trim();

         String responseString = "";

         GenericValue visit = null;
         try {
             visit = delegator.findOne("Visit", false, "visitId", visitId);
         } catch (GenericEntityException e) {
             Debug.logError(e, "Cannot Visit Object", module);
         }

         if (visit != null && visit.getString("sessionId").equals(sessionId) && appletSessions.containsKey(sessionId)) {
             Map<String, String> sessionMap = appletSessions.get(sessionId);
             if (sessionMap != null && sessionMap.containsKey("followPage"))
                 responseString = sessionMap.remove("followPage");
         }

         try {
             PrintWriter out = response.getWriter();
             response.setContentType("text/plain");
             out.println(responseString);
             out.close();
         } catch (IOException e) {
             Debug.logError(e, "Problems writing servlet output!", module);
         }

         return "success";
     }

     public static String receiveAppletRequest(HttpServletRequest request, HttpServletResponse response) {
         Delegator delegator = (Delegator) request.getAttribute("delegator");
         String sessionId = request.getParameter("sessionId");
         String visitId = request.getParameter("visitId");
         sessionId = sessionId.trim();
         visitId = visitId.trim();

         String responseString = "ERROR";

         GenericValue visit = null;
         try {
             visit = delegator.findOne("Visit", false, "visitId", visitId);
         } catch (GenericEntityException e) {
             Debug.logError(e, "Cannot Visit Object", module);
         }

         if (visit.getString("sessionId").equals(sessionId)) {
             String currentPage = request.getParameter("currentPage");
             if (appletSessions.containsKey(sessionId)) {
                 Map<String, String> sessionMap = appletSessions.get(sessionId);
                 String followers = sessionMap.get("followers");
                 List<String> folList = StringUtil.split(followers, ",");
                 for (String follower: folList) {
                     Map<String, String> folSesMap = UtilMisc.toMap("followPage", currentPage);
                     appletSessions.put(follower, folSesMap);
                 }
             }
             responseString = "OK";
         }

         try {
             PrintWriter out = response.getWriter();
             response.setContentType("text/plain");
             out.println(responseString);
             out.close();
         } catch (IOException e) {
             Debug.logError(e, "Problems writing servlet output!", module);
         }

         return "success";
     }

     public static String setAppletFollower(HttpServletRequest request, HttpServletResponse response) {
         Security security = (Security) request.getAttribute("security");
         GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
         String visitId = request.getParameter("visitId");
         if (visitId != null) request.setAttribute("visitId", visitId);
         if (security.hasPermission("SEND_CONTROL_APPLET", userLogin)) {
             String followerSessionId = request.getParameter("followerSid");
             String followSessionId = request.getParameter("followSid");
             Map<String, String> follow = appletSessions.get(followSessionId);
             if (follow == null) follow = FastMap.newInstance();
             String followerListStr = follow.get("followers");
             if (followerListStr == null) {
                 followerListStr = followerSessionId;
             } else {
                 followerListStr = followerListStr + "," + followerSessionId;
             }
             appletSessions.put(followSessionId, follow);
             appletSessions.put(followerSessionId, null);
         }
         return "success";
     }

     public static String setFollowerPage(HttpServletRequest request, HttpServletResponse response) {
         Security security = (Security) request.getAttribute("security");
         GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
         String visitId = request.getParameter("visitId");
         if (visitId != null) request.setAttribute("visitId", visitId);
         if (security.hasPermission("SEND_CONTROL_APPLET", userLogin)) {
             String followerSessionId = request.getParameter("followerSid");
             String pageUrl = request.getParameter("pageUrl");
             Map<String, String> follow = appletSessions.get(followerSessionId);
             if (follow == null) follow = FastMap.newInstance();
             follow.put("followPage", pageUrl);
             appletSessions.put(followerSessionId, follow);
         }
         return "success";
     }

     /** Simple event to set the users per-session locale setting. The user's locale
      * setting should be passed as a "newLocale" request parameter. */
     public static String setSessionLocale(HttpServletRequest request, HttpServletResponse response) {
         String localeString = request.getParameter("newLocale");
         if (UtilValidate.isNotEmpty(localeString)) {
             UtilHttp.setLocale(request, localeString);

             // update the UserLogin object
             GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
             if (userLogin == null) {
                 userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
             }

             if (userLogin != null) {
                 GenericValue ulUpdate = GenericValue.create(userLogin);
                 ulUpdate.set("lastLocale", localeString);
                 try {
                     ulUpdate.store();
                     userLogin.refreshFromCache();
                 } catch (GenericEntityException e) {
                     Debug.logWarning(e, module);
                 }
             }
         }
         return "success";
     }

     /** Simple event to set the user's per-session time zone setting. */
     public static String setSessionTimeZone(HttpServletRequest request, HttpServletResponse response) {
         String tzString = request.getParameter("tzId");
         if (UtilValidate.isNotEmpty(tzString)) {
             UtilHttp.setTimeZone(request, tzString);

             // update the UserLogin object
             GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
             if (userLogin == null) {
                 userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
             }

             if (userLogin != null) {
                 GenericValue ulUpdate = GenericValue.create(userLogin);
                 ulUpdate.set("lastTimeZone", tzString);
                 try {
                     ulUpdate.store();
                     userLogin.refreshFromCache();
                 } catch (GenericEntityException e) {
                     Debug.logWarning(e, module);
                 }
             }
         }
         return "success";
     }

     /** Simple event to set the users per-session currency uom value */
     public static String setSessionCurrencyUom(HttpServletRequest request, HttpServletResponse response) {
         String currencyUom = request.getParameter("currencyUom");
         if (UtilValidate.isNotEmpty(currencyUom)) {
             // update the session
             UtilHttp.setCurrencyUom(request.getSession(), currencyUom);

             // update the UserLogin object
             GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
             if (userLogin == null) {
                 userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
             }

             if (userLogin != null) {
                 GenericValue ulUpdate = GenericValue.create(userLogin);
                 ulUpdate.set("lastCurrencyUom", currencyUom);
                 try {
                     ulUpdate.store();
                     userLogin.refreshFromCache();
                 } catch (GenericEntityException e) {
                     Debug.logWarning(e, module);
                 }
             }
         }
         return "success";
     }

     public static String jsonResponseFromRequestAttributes(HttpServletRequest request, HttpServletResponse response) {
         // pull out the service response from the request attribute
         Map<String, Object> attrMap = UtilHttp.getJSONAttributeMap(request);

         // create a JSON Object for return
         JSONObject json = JSONObject.fromObject(attrMap);
         writeJSONtoResponse(json, response);

         return "success";
     }

     private static void writeJSONtoResponse(JSON json, HttpServletResponse response) {
         String jsonStr = json.toString();
         if (jsonStr == null) {
             Debug.logError("JSON Object was empty; fatal error!", module);
             return;
         }

         // set the X-JSON content type
         response.setContentType("application/x-json");
         // jsonStr.length is not reliable for unicode characters
         try {
             response.setContentLength(jsonStr.getBytes("UTF8").length);
         } catch (UnsupportedEncodingException e) {
             Debug.logError("Problems with Json encoding: " + e, module);
         }

         // return the JSON String
         Writer out;
         try {
             out = response.getWriter();
             out.write(jsonStr);
             out.flush();
         } catch (IOException e) {
             Debug.logError(e, module);
         }
     }


     public static String getJSONuiLabelArray(HttpServletRequest request, HttpServletResponse response) {
         String requiredLabels = request.getParameter("requiredLabels");

         JSONObject uiLabelObject = null;
         if (UtilValidate.isNotEmpty(requiredLabels)) {
             // Transform JSON String to Object
             uiLabelObject = (JSONObject) JSONSerializer.toJSON(requiredLabels);
         }

         JSONObject jsonUiLabel = new JSONObject();
         Locale locale = request.getLocale();
         if(!uiLabelObject.isEmpty()) {
             Set<String> resourceSet = UtilGenerics.checkSet(uiLabelObject.keySet());
             // Iterate over the resouce set
             for (String resource : resourceSet) {
                 JSONArray labels = uiLabelObject.getJSONArray(resource);
                 if (labels.isEmpty() || labels == null) {
                     continue;
                 }

                 // Iterate over the uiLabel List
                 Iterator<String> jsonLabelIterator = UtilGenerics.cast(labels.iterator());
                 JSONArray resourceLabelList = new JSONArray();
                 while(jsonLabelIterator.hasNext()) {
                     String label = jsonLabelIterator.next();
                     String receivedLabel = UtilProperties.getMessage(resource, label, locale);
                     if (UtilValidate.isNotEmpty(receivedLabel)) {
                         resourceLabelList.add(receivedLabel);
                     }
                 }
                 jsonUiLabel.element(resource, resourceLabelList);
             }
         }

         writeJSONtoResponse(jsonUiLabel, response);
         return "success";
     }

     public static String getJSONuiLabel(HttpServletRequest request, HttpServletResponse response) {
         String requiredLabels = request.getParameter("requiredLabel");

         JSONObject uiLabelObject = null;
         if (UtilValidate.isNotEmpty(requiredLabels)) {
             // Transform JSON String to Object
             uiLabelObject = (JSONObject) JSONSerializer.toJSON(requiredLabels);
         }

         JSONArray jsonUiLabel = new JSONArray();
         Locale locale = request.getLocale();
         if(!uiLabelObject.isEmpty()) {
             Set<String> resourceSet = UtilGenerics.checkSet(uiLabelObject.keySet());
             // Iterate over the resource set
             // here we need a keySet because we don't now which label resource to load
             // the key set should have the size one, if greater or empty error should returned
             if (UtilValidate.isEmpty(resourceSet)) {
                 Debug.logError("No resource and labels found", module);
                 return "error";
             } else if (resourceSet.size() > 1) {
                 Debug.logError("More than one resource found, please use the method: getJSONuiLabelArray", module);
                 return "error";
             }

             for (String resource : resourceSet) {
                 String label = uiLabelObject.getString(resource);
                 if (UtilValidate.isEmail(label)) {
                     continue;
                 }

                 String receivedLabel = UtilProperties.getMessage(resource, label, locale);
                 jsonUiLabel.add(receivedLabel);
             }
         }

         writeJSONtoResponse(jsonUiLabel, response);
         return "success";
     }
 }
	/*******************************************************************************
	* 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.ofbiz.common;

	import java.io.IOException;
	import java.io.PrintWriter;
	import java.io.UnsupportedEncodingException;
	import java.io.Writer;
	import java.util.Iterator;
	import java.util.List;
	import java.util.Locale;
	import java.util.Map;
	import java.util.Set;

	import javax.servlet.http.HttpServletRequest;
	import javax.servlet.http.HttpServletResponse;

	import javolution.util.FastMap;
	import net.sf.json.JSON;
	import net.sf.json.JSONArray;
	import net.sf.json.JSONObject;
	import net.sf.json.JSONSerializer;

	import org.ofbiz.base.util.Debug;
	import org.ofbiz.base.util.StringUtil;
	import org.ofbiz.base.util.UtilGenerics;
	import org.ofbiz.base.util.UtilHttp;
	import org.ofbiz.base.util.UtilMisc;
	import org.ofbiz.base.util.UtilProperties;
	import org.ofbiz.base.util.UtilValidate;
	import org.ofbiz.base.util.cache.UtilCache;
	import org.ofbiz.entity.Delegator;
	import org.ofbiz.entity.GenericEntityException;
	import org.ofbiz.entity.GenericValue;
	import org.ofbiz.security.Security;

	/**
	* Common Services
	*/
	public class CommonEvents {

	public static final String module = CommonEvents.class.getName();

	public static UtilCache<String, Map<String, String>> appletSessions = UtilCache.createUtilCache("AppletSessions", 0, 600000, true);

	public static String checkAppletRequest(HttpServletRequest request, HttpServletResponse response) {
	Delegator delegator = (Delegator) request.getAttribute("delegator");
	String sessionId = request.getParameter("sessionId");
	String visitId = request.getParameter("visitId");
	sessionId = sessionId.trim();
	visitId = visitId.trim();

	String responseString = "";

	GenericValue visit = null;
	try {
	visit = delegator.findOne("Visit", false, "visitId", visitId);
	} catch (GenericEntityException e) {
	Debug.logError(e, "Cannot Visit Object", module);
	}

	if (visit != null && visit.getString("sessionId").equals(sessionId) && appletSessions.containsKey(sessionId)) {
	Map<String, String> sessionMap = appletSessions.get(sessionId);
	if (sessionMap != null && sessionMap.containsKey("followPage"))
	responseString = sessionMap.remove("followPage");
	}

	try {
	PrintWriter out = response.getWriter();
	response.setContentType("text/plain");
	out.println(responseString);
	out.close();
	} catch (IOException e) {
	Debug.logError(e, "Problems writing servlet output!", module);
	}

	return "success";
	}

	public static String receiveAppletRequest(HttpServletRequest request, HttpServletResponse response) {
	Delegator delegator = (Delegator) request.getAttribute("delegator");
	String sessionId = request.getParameter("sessionId");
	String visitId = request.getParameter("visitId");
	sessionId = sessionId.trim();
	visitId = visitId.trim();

	String responseString = "ERROR";

	GenericValue visit = null;
	try {
	visit = delegator.findOne("Visit", false, "visitId", visitId);
	} catch (GenericEntityException e) {
	Debug.logError(e, "Cannot Visit Object", module);
	}

	if (visit.getString("sessionId").equals(sessionId)) {
	String currentPage = request.getParameter("currentPage");
	if (appletSessions.containsKey(sessionId)) {
	Map<String, String> sessionMap = appletSessions.get(sessionId);
	String followers = sessionMap.get("followers");
	List<String> folList = StringUtil.split(followers, ",");
	for (String follower: folList) {
	Map<String, String> folSesMap = UtilMisc.toMap("followPage", currentPage);
	appletSessions.put(follower, folSesMap);
	}
	}
	responseString = "OK";
	}

	try {
	PrintWriter out = response.getWriter();
	response.setContentType("text/plain");
	out.println(responseString);
	out.close();
	} catch (IOException e) {
	Debug.logError(e, "Problems writing servlet output!", module);
	}

	return "success";
	}

	public static String setAppletFollower(HttpServletRequest request, HttpServletResponse response) {
	Security security = (Security) request.getAttribute("security");
	GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
	String visitId = request.getParameter("visitId");
	if (visitId != null) request.setAttribute("visitId", visitId);
	if (security.hasPermission("SEND_CONTROL_APPLET", userLogin)) {
	String followerSessionId = request.getParameter("followerSid");
	String followSessionId = request.getParameter("followSid");
	Map<String, String> follow = appletSessions.get(followSessionId);
	if (follow == null) follow = FastMap.newInstance();
	String followerListStr = follow.get("followers");
	if (followerListStr == null) {
	followerListStr = followerSessionId;
	} else {
	followerListStr = followerListStr + "," + followerSessionId;
	}
	appletSessions.put(followSessionId, follow);
	appletSessions.put(followerSessionId, null);
	}
	return "success";
	}

	public static String setFollowerPage(HttpServletRequest request, HttpServletResponse response) {
	Security security = (Security) request.getAttribute("security");
	GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
	String visitId = request.getParameter("visitId");
	if (visitId != null) request.setAttribute("visitId", visitId);
	if (security.hasPermission("SEND_CONTROL_APPLET", userLogin)) {
	String followerSessionId = request.getParameter("followerSid");
	String pageUrl = request.getParameter("pageUrl");
	Map<String, String> follow = appletSessions.get(followerSessionId);
	if (follow == null) follow = FastMap.newInstance();
	follow.put("followPage", pageUrl);
	appletSessions.put(followerSessionId, follow);
	}
	return "success";
	}

	/** Simple event to set the users per-session locale setting. The user's locale
	* setting should be passed as a "newLocale" request parameter. */
	public static String setSessionLocale(HttpServletRequest request, HttpServletResponse response) {
	String localeString = request.getParameter("newLocale");
	if (UtilValidate.isNotEmpty(localeString)) {
	UtilHttp.setLocale(request, localeString);

	// update the UserLogin object
	GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
	if (userLogin == null) {
	userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
	}

	if (userLogin != null) {
	GenericValue ulUpdate = GenericValue.create(userLogin);
	ulUpdate.set("lastLocale", localeString);
	try {
	ulUpdate.store();
	userLogin.refreshFromCache();
	} catch (GenericEntityException e) {
	Debug.logWarning(e, module);
	}
	}
	}
	return "success";
	}

	/** Simple event to set the user's per-session time zone setting. */
	public static String setSessionTimeZone(HttpServletRequest request, HttpServletResponse response) {
	String tzString = request.getParameter("tzId");
	if (UtilValidate.isNotEmpty(tzString)) {
	UtilHttp.setTimeZone(request, tzString);

	// update the UserLogin object
	GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
	if (userLogin == null) {
	userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
	}

	if (userLogin != null) {
	GenericValue ulUpdate = GenericValue.create(userLogin);
	ulUpdate.set("lastTimeZone", tzString);
	try {
	ulUpdate.store();
	userLogin.refreshFromCache();
	} catch (GenericEntityException e) {
	Debug.logWarning(e, module);
	}
	}
	}
	return "success";
	}

	/** Simple event to set the users per-session currency uom value */
	public static String setSessionCurrencyUom(HttpServletRequest request, HttpServletResponse response) {
	String currencyUom = request.getParameter("currencyUom");
	if (UtilValidate.isNotEmpty(currencyUom)) {
	// update the session
	UtilHttp.setCurrencyUom(request.getSession(), currencyUom);

	// update the UserLogin object
	GenericValue userLogin = (GenericValue) request.getSession().getAttribute("userLogin");
	if (userLogin == null) {
	userLogin = (GenericValue) request.getSession().getAttribute("autoUserLogin");
	}

	if (userLogin != null) {
	GenericValue ulUpdate = GenericValue.create(userLogin);
	ulUpdate.set("lastCurrencyUom", currencyUom);
	try {
	ulUpdate.store();
	userLogin.refreshFromCache();
	} catch (GenericEntityException e) {
	Debug.logWarning(e, module);
	}
	}
	}
	return "success";
	}

	public static String jsonResponseFromRequestAttributes(HttpServletRequest request, HttpServletResponse response) {
	// pull out the service response from the request attribute
	Map<String, Object> attrMap = UtilHttp.getJSONAttributeMap(request);

	// create a JSON Object for return
	JSONObject json = JSONObject.fromObject(attrMap);
	writeJSONtoResponse(json, response);

	return "success";
	}

	private static void writeJSONtoResponse(JSON json, HttpServletResponse response) {
	String jsonStr = json.toString();
	if (jsonStr == null) {
	Debug.logError("JSON Object was empty; fatal error!", module);
	return;
	}

	// set the X-JSON content type
	response.setContentType("application/x-json");
	// jsonStr.length is not reliable for unicode characters
	try {
	response.setContentLength(jsonStr.getBytes("UTF8").length);
	} catch (UnsupportedEncodingException e) {
	Debug.logError("Problems with Json encoding: " + e, module);
	}

	// return the JSON String
	Writer out;
	try {
	out = response.getWriter();
	out.write(jsonStr);
	out.flush();
	} catch (IOException e) {
	Debug.logError(e, module);
	}
	}


	public static String getJSONuiLabelArray(HttpServletRequest request, HttpServletResponse response) {
	String requiredLabels = request.getParameter("requiredLabels");

	JSONObject uiLabelObject = null;
	if (UtilValidate.isNotEmpty(requiredLabels)) {
	// Transform JSON String to Object
	uiLabelObject = (JSONObject) JSONSerializer.toJSON(requiredLabels);
	}

	JSONObject jsonUiLabel = new JSONObject();
	Locale locale = request.getLocale();
	if(!uiLabelObject.isEmpty()) {
	Set<String> resourceSet = UtilGenerics.checkSet(uiLabelObject.keySet());
	// Iterate over the resouce set
	for (String resource : resourceSet) {
	JSONArray labels = uiLabelObject.getJSONArray(resource);
	if (labels.isEmpty() \|\| labels == null) {
	continue;
	}

	// Iterate over the uiLabel List
	Iterator<String> jsonLabelIterator = UtilGenerics.cast(labels.iterator());
	JSONArray resourceLabelList = new JSONArray();
	while(jsonLabelIterator.hasNext()) {
	String label = jsonLabelIterator.next();
	String receivedLabel = UtilProperties.getMessage(resource, label, locale);
	if (UtilValidate.isNotEmpty(receivedLabel)) {
	resourceLabelList.add(receivedLabel);
	}
	}
	jsonUiLabel.element(resource, resourceLabelList);
	}
	}

	writeJSONtoResponse(jsonUiLabel, response);
	return "success";
	}

	public static String getJSONuiLabel(HttpServletRequest request, HttpServletResponse response) {
	String requiredLabels = request.getParameter("requiredLabel");

	JSONObject uiLabelObject = null;
	if (UtilValidate.isNotEmpty(requiredLabels)) {
	// Transform JSON String to Object
	uiLabelObject = (JSONObject) JSONSerializer.toJSON(requiredLabels);
	}

	JSONArray jsonUiLabel = new JSONArray();
	Locale locale = request.getLocale();
	if(!uiLabelObject.isEmpty()) {
	Set<String> resourceSet = UtilGenerics.checkSet(uiLabelObject.keySet());
	// Iterate over the resource set
	// here we need a keySet because we don't now which label resource to load
	// the key set should have the size one, if greater or empty error should returned
	if (UtilValidate.isEmpty(resourceSet)) {
	Debug.logError("No resource and labels found", module);
	return "error";
	} else if (resourceSet.size() > 1) {
	Debug.logError("More than one resource found, please use the method: getJSONuiLabelArray", module);
	return "error";
	}

	for (String resource : resourceSet) {
	String label = uiLabelObject.getString(resource);
	if (UtilValidate.isEmail(label)) {
	continue;
	}

	String receivedLabel = UtilProperties.getMessage(resource, label, locale);
	jsonUiLabel.add(receivedLabel);
	}
	}

	writeJSONtoResponse(jsonUiLabel, response);
	return "success";
	}
	}