UnboundID Server SDK

Ping Identity
UnboundID Server SDK Documentation

ExampleHelloServlet.java

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at
 * docs/licenses/cddl.txt
 * or http://www.opensource.org/licenses/cddl1.php.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at
 * docs/licenses/cddl.txt.  If applicable,
 * add the following below this CDDL HEADER, with the fields enclosed
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package com.unboundid.directory.sdk.examples;



import java.io.IOException;
import java.io.PrintWriter;

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



/**
 * This class provides a simple servlet that merely displays a greeting when
 * it is invoked.
 */
public final class ExampleHelloServlet
       extends HttpServlet
{
  /**
   * The serial version UID for this serializable class.
   */
  private static final long serialVersionUID = -149961807238336777L;



  // The name to display in the greeting message.
  private volatile String name;



  /**
   * Creates a new instance of this servlet that will display the specified
   * name in a greeting message.
   *
   * @param  name  The name to use in the greeting.
   */
  public ExampleHelloServlet(final String name)
  {
    this.name = name;
  }



  /**
   * Handles the necessary processing for an HTTP get request.
   *
   * @param  request   Information about the request received from the client.
   * @param  response  An object that may be used to define the response to send
   *                   to the client.
   *
   * @throws  IOException  If a problem is encountered while  attempting to
   *                       communicate with the client.
   */
  @Override()
  public void doGet(final HttpServletRequest request,
                    final HttpServletResponse response)
         throws IOException
  {
    response.setStatus(HttpServletResponse.SC_OK);
    response.setContentType("text/html");

    final PrintWriter w = response.getWriter();
    w.println("<html>");
    w.println("  <head>");
    w.println("    <title>Hello, " + name + "!</title>");
    w.println("  </head>");
    w.println("  <body>");
    w.println("    <h1>Hello, " + name + "!</h1>");
    w.println("  </body>");
    w.println("</html>");
  }



  /**
   * Sets the name that should be used for the greeting.
   *
   * @param  name  The name that should be used for the greeting.
   */
  public void setName(final String name)
  {
    this.name = name;
  }
}