001/* 002 * Copyright (c) 2007-2016 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 021package cascading.stats; 022 023import cascading.flow.FlowNode; 024import cascading.flow.planner.BaseFlowNode; 025import cascading.management.state.ClientState; 026import cascading.util.ProcessLogger; 027 028/** Class FlowNodeStats collects {@link cascading.flow.FlowNode} specific statistics. */ 029public abstract class FlowNodeStats extends CascadingStats<FlowSliceStats> 030 { 031 private final FlowNode flowNode; 032 033 protected boolean hasCapturedFinalDetail = false; 034 035 protected FlowNodeStats( FlowNode flowNode, ClientState clientState ) 036 { 037 super( flowNode.getName(), clientState ); 038 this.flowNode = flowNode; 039 040 ( (BaseFlowNode) this.flowNode ).setFlowNodeStats( this ); 041 } 042 043 public abstract String getKind(); 044 045 @Override 046 protected ProcessLogger getProcessLogger() 047 { 048 if( flowNode != null && flowNode instanceof ProcessLogger ) 049 return (ProcessLogger) flowNode; 050 051 return ProcessLogger.NULL; 052 } 053 054 @Override 055 public String getID() 056 { 057 return flowNode.getID(); 058 } 059 060 @Override 061 public Type getType() 062 { 063 return Type.NODE; 064 } 065 066 public FlowNode getFlowNode() 067 { 068 return flowNode; 069 } 070 071 public int getOrdinal() 072 { 073 return flowNode.getOrdinal(); 074 } 075 076 @Override 077 public synchronized void recordInfo() 078 { 079 clientState.recordFlowNode( flowNode ); 080 } 081 082 @Override 083 public String toString() 084 { 085 return "Node{" + getStatsString() + '}'; 086 } 087 088 public abstract void recordChildStats(); 089 090 public boolean hasCapturedFinalDetail() 091 { 092 return hasCapturedFinalDetail; 093 } 094 }