/**
 * 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.blur.user;

import java.io.Closeable;
import java.io.IOException;

import org.apache.blur.concurrent.ThreadBoundaryProcessor;

public class UserThreadBoundaryProcessor implements ThreadBoundaryProcessor {

  @Override
  public Object preprocessCallingThread() {
    User user = UserContext.getUser();
    return user;
  }

  @Override
  public Closeable preprocessNewThread(Object object) {
    UserContext.setUser((User) object);
    return new Closeable() {
      @Override
      public void close() throws IOException {
        UserContext.reset();
      }
    };
  }

}