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.flow; 022 023 import java.io.IOException; 024 import java.util.Collection; 025 import java.util.Map; 026 027 import cascading.tap.Tap; 028 import cascading.tuple.TupleEntryCollector; 029 import cascading.tuple.TupleEntryIterator; 030 031 /** 032 * 033 */ 034 public class FlowProcessWrapper<Config> extends FlowProcess<Config> 035 { 036 final FlowProcess<Config> delegate; 037 038 public static FlowProcess undelegate( FlowProcess flowProcess ) 039 { 040 if( flowProcess instanceof FlowProcessWrapper ) 041 return ( (FlowProcessWrapper) flowProcess ).getDelegate(); 042 043 return flowProcess; 044 } 045 046 public FlowProcessWrapper( FlowProcess delegate ) 047 { 048 this.delegate = delegate; 049 } 050 051 public FlowProcess getDelegate() 052 { 053 return delegate; 054 } 055 056 @Override 057 public FlowProcess copyWith( Config object ) 058 { 059 return delegate.copyWith( object ); 060 } 061 062 @Override 063 public String getID() 064 { 065 return delegate.getID(); 066 } 067 068 @Override 069 public FlowSession getCurrentSession() 070 { 071 return delegate.getCurrentSession(); 072 } 073 074 @Override 075 public void setCurrentSession( FlowSession currentSession ) 076 { 077 delegate.setCurrentSession( currentSession ); 078 } 079 080 @Override 081 public int getNumProcessSlices() 082 { 083 return delegate.getNumProcessSlices(); 084 } 085 086 @Override 087 public int getCurrentSliceNum() 088 { 089 return delegate.getCurrentSliceNum(); 090 } 091 092 @Override 093 public Object getProperty( String key ) 094 { 095 return delegate.getProperty( key ); 096 } 097 098 @Override 099 public Collection<String> getPropertyKeys() 100 { 101 return delegate.getPropertyKeys(); 102 } 103 104 @Override 105 public Object newInstance( String className ) 106 { 107 return delegate.newInstance( className ); 108 } 109 110 @Override 111 public void keepAlive() 112 { 113 delegate.keepAlive(); 114 } 115 116 @Override 117 public void increment( Enum counter, long amount ) 118 { 119 delegate.increment( counter, amount ); 120 } 121 122 @Override 123 public void increment( String group, String counter, long amount ) 124 { 125 delegate.increment( group, counter, amount ); 126 } 127 128 @Override 129 public void setStatus( String status ) 130 { 131 delegate.setStatus( status ); 132 } 133 134 @Override 135 public boolean isCounterStatusInitialized() 136 { 137 return delegate.isCounterStatusInitialized(); 138 } 139 140 @Override 141 public TupleEntryIterator openTapForRead( Tap tap ) throws IOException 142 { 143 return delegate.openTapForRead( tap ); 144 } 145 146 @Override 147 public TupleEntryCollector openTapForWrite( Tap tap ) throws IOException 148 { 149 return delegate.openTapForWrite( tap ); 150 } 151 152 @Override 153 public TupleEntryCollector openTrapForWrite( Tap trap ) throws IOException 154 { 155 return delegate.openTrapForWrite( trap ); 156 } 157 158 @Override 159 public TupleEntryCollector openSystemIntermediateForWrite() throws IOException 160 { 161 return delegate.openSystemIntermediateForWrite(); 162 } 163 164 @Override 165 public Config getConfigCopy() 166 { 167 return delegate.getConfigCopy(); 168 } 169 170 @Override 171 public Config copyConfig( Config jobConf ) 172 { 173 return delegate.copyConfig( jobConf ); 174 } 175 176 @Override 177 public Map<String, String> diffConfigIntoMap( Config defaultConfig, Config updatedConfig ) 178 { 179 return delegate.diffConfigIntoMap( defaultConfig, updatedConfig ); 180 } 181 182 @Override 183 public Config mergeMapIntoConfig( Config defaultConfig, Map<String, String> map ) 184 { 185 return delegate.mergeMapIntoConfig( defaultConfig, map ); 186 } 187 }