    001    /*
    002     * Copyright (c) 2007-2014 Concurrent, Inc. All Rights Reserved.
    003     *
    004     * Project and contact information: http://www.cascading.org/
    005     *
    006     * This file is part of the Cascading project.
    007     *
    008     * Licensed under the Apache License, Version 2.0 (the "License");
    009     * you may not use this file except in compliance with the License.
    010     * You may obtain a copy of the License at
    011     *
    012     *     http://www.apache.org/licenses/LICENSE-2.0
    013     *
    014     * Unless required by applicable law or agreed to in writing, software
    015     * distributed under the License is distributed on an "AS IS" BASIS,
    016     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    017     * See the License for the specific language governing permissions and
    018     * limitations under the License.
    019     */
    020
    021    package cascading.operation;
    022
    023    /**
    024     * Enum DebugLevel designates the level of a given {@link cascading.operation.Debug} instance. This is used in conjunction with the
    025     * {@link cascading.flow.FlowConnector} to plan debug operations out of a particular {@link cascading.flow.Flow} instance.
    026     * </p>
    027     * Currently Debug can be denote either DEFAULT or VERBOSE. It is up to the developer to determine if a Debug operation
    028     * should be at any given level.
    029     */
    030    public enum DebugLevel implements PlannerLevel
    031      {
    032        NONE( 0 ),
    033        DEFAULT( 1 ),
    034        VERBOSE( 2 );
    035
    036      private final int rank;
    037
    038      DebugLevel( int rank )
    039        {
    040        this.rank = rank;
    041        }
    042
    043      @Override
    044      public boolean isNoneLevel()
    045        {
    046        return this == NONE;
    047        }
    048
    049      @Override
    050      public boolean isStricterThan( PlannerLevel plannerLevel )
    051        {
    052        return rank > ( (DebugLevel) plannerLevel ).rank;
    053        }
    054      }