content: /**
   * 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.ambari.spi.upgrade;
  
  import org.apache.ambari.server.AmbariException;
  
  /**
   * The {@link PriorCheckQualification} class is used to determine if a prior
   * check has run.
   */
  public class PriorCheckQualification implements CheckQualification {
  
    private final UpgradeCheckDescription m_checkDescription;
  
    public PriorCheckQualification(UpgradeCheckDescription checkDescription) {
      m_checkDescription = checkDescription;
    }
  
    /**
     * {@inheritDoc}
     */
    @Override
    public boolean isApplicable(UpgradeCheckRequest request) throws AmbariException {
      UpgradeCheckStatus checkStatus = request.getResult(m_checkDescription);
      if (null != checkStatus && checkStatus == UpgradeCheckStatus.FAIL) {
        return false;
      }
  
      return true;
    }
  }