/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. 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. For additional information regarding
* copyright in this work, please see the NOTICE file in the top level
* directory of this distribution.
*/
package org.apache.roller.weblogger.ui.struts2.ajax;
import java.io.IOException;
import java.util.Iterator;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.roller.weblogger.WebloggerException;
import org.apache.roller.weblogger.business.Weblogger;
import org.apache.roller.weblogger.business.WebloggerFactory;
import org.apache.roller.weblogger.business.UserManager;
import org.apache.roller.weblogger.pojos.User;
/**
* Return list of users matching a startsWith strings. <br />
* Accepts request params (none required):<br />
* startsWith: string to be matched against username and email address<br />
* enabled: true include only enabled users (default: no restriction<br />
* offset: offset into results (for paging)<br />
* length: number of users to return (max is 50)<br /><br />
* List format:<br />
* username0, emailaddress0 <br/>
* username1, emailaddress1 <br/>
* username2, emailaddress2 <br/>
* usernameN, emailaddressN <br/>
*/
public class UserDataServlet extends HttpServlet {
private final int MAX_LENGTH = 50;
public void doGet(HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException {
String startsWith = request.getParameter("startsWith");
Boolean enabledOnly = null;
int offset = 0;
int length = MAX_LENGTH;
if ("true".equals(request.getParameter("enabled"))) enabledOnly = Boolean.TRUE;
if ("false".equals(request.getParameter("enabled"))) enabledOnly = Boolean.FALSE;
try { offset = Integer.parseInt(request.getParameter("offset"));
} catch (Throwable ignored) {}
try { length = Integer.parseInt(request.getParameter("length"));
} catch (Throwable ignored) {}
Weblogger roller = WebloggerFactory.getWeblogger();
try {
UserManager umgr = roller.getUserManager();
List users =
umgr.getUsersStartingWith(startsWith, enabledOnly, offset, length);
Iterator userIter = users.iterator();
while (userIter.hasNext()) {
User user = (User)userIter.next();
response.getWriter().print(user.getUserName());
response.getWriter().print(",");
response.getWriter().println(user.getEmailAddress());
}
response.flushBuffer();
} catch (WebloggerException e) {
throw new ServletException(e.getMessage());
}
}
}