001/*
002 * Copyright (c) 2007-2017 Xplenty, 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
021package 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 */
030public 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  }