/*
 * 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.celeborn.spi.authentication;

import java.security.Principal;
import java.util.Objects;

public class BasicPrincipal implements Principal {
  private final String name;

  public BasicPrincipal(String name) {
    this.name = name;
    Objects.requireNonNull(name, "Principal name cannot be null");
  }

  @Override
  public String getName() {
    return name;
  }

  @Override
  public String toString() {
    return name;
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;
    BasicPrincipal that = (BasicPrincipal) o;
    return name.equals(that.name);
  }

  @Override
  public int hashCode() {
    return Objects.hashCode(name);
  }
}
