001 /* 002 * Copyright (c) 2007-2015 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.stats; 022 023 import cascading.flow.FlowStep; 024 import cascading.management.state.ClientState; 025 026 /** Class StepStats collects {@link cascading.flow.FlowStep} specific statistics. */ 027 public abstract class FlowStepStats extends CascadingStats 028 { 029 private final FlowStep flowStep; 030 031 /** Constructor CascadingStats creates a new CascadingStats instance. */ 032 protected FlowStepStats( FlowStep flowStep, ClientState clientState ) 033 { 034 super( flowStep.getName(), clientState ); 035 this.flowStep = flowStep; 036 } 037 038 @Override 039 public String getID() 040 { 041 return flowStep.getID(); 042 } 043 044 protected FlowStep getFlowStep() 045 { 046 return flowStep; 047 } 048 049 @Override 050 public synchronized void recordInfo() 051 { 052 clientState.recordFlowStep( flowStep ); 053 } 054 055 @Override 056 public String toString() 057 { 058 return "Step{" + getStatsString() + '}'; 059 } 060 061 public abstract void recordChildStats(); 062 }