001/*
002 * Copyright 2006-2013 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.batch.core.job.flow.support.state;
018
019import org.springframework.batch.core.job.flow.FlowExecutionStatus;
020import org.springframework.batch.core.job.flow.FlowExecutor;
021import org.springframework.batch.core.job.flow.JobExecutionDecider;
022
023/**
024 * State that requires a decider to make the status decision.
025 *
026 * @author Dave Syer
027 * @since 2.0
028 */
029public class DecisionState extends AbstractState {
030
031        private final JobExecutionDecider decider;
032
033        /**
034         * @param decider the {@link JobExecutionDecider} instance to make the status decision.
035         * @param name the name of the decision state.
036         */
037        public DecisionState(JobExecutionDecider decider, String name) {
038                super(name);
039                this.decider = decider;
040        }
041
042        @Override
043        public FlowExecutionStatus handle(FlowExecutor executor) throws Exception {
044                return decider.decide(executor.getJobExecution(), executor.getStepExecution());
045        }
046
047        /* (non-Javadoc)
048         * @see org.springframework.batch.core.job.flow.State#isEndState()
049         */
050        @Override
051        public boolean isEndState() {
052                return false;
053        }
054
055}