/*
 * 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
 *
 *   https://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.accumulo.core.clientImpl.mapreduce;

import static java.util.Objects.requireNonNull;

import java.io.DataInput;
import java.io.DataOutput;
import java.util.Set;

import org.apache.accumulo.core.client.security.tokens.AuthenticationToken;

/**
 * An internal stub class for passing DelegationToken information out of the Configuration back up
 * to the appropriate implementation for mapreduce or mapred.
 *
 * @deprecated since 2.0.0
 */
@Deprecated(since = "2.0.0")
public class DelegationTokenStub implements AuthenticationToken {

  private String serviceName;

  public DelegationTokenStub(String serviceName) {
    requireNonNull(serviceName);
    this.serviceName = serviceName;
  }

  public String getServiceName() {
    return serviceName;
  }

  @Override
  public void write(DataOutput out) {
    throw new UnsupportedOperationException();
  }

  @Override
  public void readFields(DataInput in) {
    throw new UnsupportedOperationException();
  }

  @Override
  public void destroy() {
    throw new UnsupportedOperationException();
  }

  @Override
  public boolean isDestroyed() {
    throw new UnsupportedOperationException();
  }

  @Override
  public void init(Properties properties) {
    throw new UnsupportedOperationException();
  }

  @Override
  public Set<TokenProperty> getProperties() {
    throw new UnsupportedOperationException();
  }

  @Override
  public AuthenticationToken clone() {
    throw new UnsupportedOperationException();
  }
}
