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/*
* Copyright 2013-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.batch.core.jsr.job.flow.support.state;
import org.springframework.batch.core.BatchStatus;
import org.springframework.batch.core.ExitStatus;
import org.springframework.batch.core.JobExecution;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.job.flow.FlowExecutionStatus;
import org.springframework.batch.core.job.flow.FlowExecutor;
import org.springframework.batch.core.job.flow.State;
import org.springframework.batch.core.repository.JobRepository;
import org.springframework.batch.item.ExecutionContext;
/**
* {@link State} implementation for ending a job per JSR-352 rules if it is
* in progress and continuing if just starting.
*
* @author Michael Minella
* @since 3.0
*/
public class JsrEndState extends org.springframework.batch.core.job.flow.support.state.EndState {
private JobRepository jobRepository;
private String restart;
/**
* @param status The {@link FlowExecutionStatus} to end with
* @param name The name of the state
*/
public JsrEndState(FlowExecutionStatus status, String name) {
super(status, status.getName(), name);
}
/**
* @param status The {@link FlowExecutionStatus} to end with
* @param name The name of the state
* @param code the exit status.
*/
public JsrEndState(FlowExecutionStatus status, String code, String name) {
super(status, code, name, false);
}
/**
* @param status The {@link FlowExecutionStatus} to end with
* @param name The name of the state
* @param abandon flag to indicate that previous step execution can be
* marked as abandoned (if there is one)
* @param code the exit status.
*
*/
public JsrEndState(FlowExecutionStatus status, String code, String name, boolean abandon) {
super(status, code, name, abandon);
}
public JsrEndState(FlowExecutionStatus status, String code, String name, String restart, boolean abandon, JobRepository jobRepository) {
super(status, code, name, abandon);
this.jobRepository = jobRepository;
this.restart = restart;
}
@Override
public FlowExecutionStatus handle(FlowExecutor executor)
throws Exception {
synchronized (executor) {
// Special case. If the last step execution could not complete we
// are in an unknown state (possibly unrecoverable).
StepExecution stepExecution = executor.getStepExecution();
if (stepExecution != null && executor.getStepExecution().getStatus() == BatchStatus.UNKNOWN) {
return FlowExecutionStatus.UNKNOWN;
}
if (getStatus().isStop()) {
JobExecution jobExecution = stepExecution.getJobExecution();
ExecutionContext executionContext = jobExecution.getExecutionContext();
executionContext.put("batch.restartStep", restart);
executionContext.put("batch.stoppedStep", stepExecution.getStepName());
jobRepository.updateExecutionContext(jobExecution);
if (!executor.isRestart()) {
/*
* If there are step executions, then we are not at the
* beginning of a restart.
*/
if (isAbandon()) {
/*
* Only if instructed to do so, upgrade the status of
* last step execution so it is not replayed on a
* restart...
*/
executor.abandonStepExecution();
}
}
else {
/*
* If we are a stop state and we got this far then it must
* be a restart, so return COMPLETED.
*/
return FlowExecutionStatus.COMPLETED;
}
}
setExitStatus(executor, getCode());
return getStatus();
}
}
/* (non-Javadoc)
* @see org.springframework.batch.core.job.flow.support.state.EndState#setExitStatus(org.springframework.batch.core.job.flow.FlowExecutor, java.lang.String)
*/
@Override
protected void setExitStatus(FlowExecutor executor, String code) {
StepExecution stepExecution = executor.getStepExecution();
ExitStatus status = new ExitStatus(code);
if(!ExitStatus.isNonDefaultExitStatus(status)) {
stepExecution.getJobExecution().setExitStatus(status);
}
}
}