hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-web-proxy/src/main/java/org/apache/hadoop/yarn/server/webproxy/amfilter/AmIpServletRequestWrapper.java

/**
* 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.apache.hadoop.yarn.server.webproxy.amfilter;

import java.security.Principal;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletRequestWrapper;

public class AmIpServletRequestWrapper extends HttpServletRequestWrapper {
  private final AmIpPrincipal principal;

  public AmIpServletRequestWrapper(HttpServletRequest request, 
      AmIpPrincipal principal) {
    super(request);
    this.principal = principal;
  }

  @Override
  public Principal getUserPrincipal() {
    return principal;
  }

  @Override
  public String getRemoteUser() {
    return principal.getName();
  }

  @Override
  public boolean isUserInRole(String role) {
    //No role info so far
    return false;
  }

}