    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.management.state;
    022
    023import cascading.cascade.Cascade;
    024import cascading.flow.Flow;
    025import cascading.flow.FlowNode;
    026import cascading.flow.FlowStep;
    027import cascading.stats.CascadingStats;
    028
    029/**
    030 *
    031 */
    032public abstract class ClientState extends BaseState
    033  {
    034  public static final String STATE_SERVICE_CLASS_PROPERTY = "cascading3.management.state.service.classname";
    035
    036  public static ClientState NULL = new ClientState()
    037  {
    038  @Override
    039  public void start( long time )
    040    {
    041    }
    042
    043  @Override
    044  public void run( long time )
    045    {
    046    }
    047
    048  @Override
    049  public void stop( long time )
    050    {
    051    }
    052
    053  @Override
    054  String[] getContext( String group, String metric )
    055    {
    056    return new String[ 0 ];
    057    }
    058
    059  @Override
    060  public void recordStats( CascadingStats stats )
    061    {
    062    }
    063
    064  @Override
    065  public void recordFlowNode( FlowNode flowNode )
    066    {
    067    }
    068
    069  @Override
    070  public void recordFlowStep( FlowStep flowStep )
    071    {
    072    }
    073
    074  @Override
    075  public void recordFlow( Flow flow )
    076    {
    077    }
    078
    079  @Override
    080  public void recordCascade( Cascade cascade )
    081    {
    082    }
    083  };
    084
    085  public ClientState()
    086    {
    087    }
    088
    089  @Override
    090  String[] getContext( String group, String metric )
    091    {
    092    return asArray( group, metric );
    093    }
    094
    095  public void setStatus( Enum status, long time )
    096    {
    097    setMetric( status, time );
    098    }
    099
    100  public abstract void recordStats( CascadingStats stats );
    101
    102  public abstract void recordFlowNode( FlowNode flowNode );
    103
    104  public abstract void recordFlowStep( FlowStep flowStep );
    105
    106  public abstract void recordFlow( Flow flow );
    107
    108  public abstract void recordCascade( Cascade cascade );
    109
    110  public void record( String id, Object object )
    111    {
    112    store( id, object );
    113    }
    114
    115  public void start( long time )
    116    {
    117    setMetric( "state", "start", time );
    118    }
    119
    120  public void submit( long time )
    121    {
    122    setMetric( "state", "submit", time );
    123    }
    124
    125  public void run( long time )
    126    {
    127    setMetric( "state", "run", time );
    128    }
    129
    130  public void stop( long time )
    131    {
    132    setMetric( "state", "stop", time );
    133    }
    134  }