Example usage for org.springframework.batch.core.job.flow FlowExecution FlowExecution

Introduction

In this page you can find the example usage for org.springframework.batch.core.job.flow FlowExecution FlowExecution.

Prototype

public FlowExecution(String name, FlowExecutionStatus status) 

Source Link

Usage

From source file:org.springframework.batch.core.job.flow.support.SimpleFlow.java

/**
 * @see Flow#resume(String, FlowExecutor)
 *///  w w  w.  j a  v  a  2 s .c o m
@Override
public FlowExecution resume(String stateName, FlowExecutor executor) throws FlowExecutionException {

    FlowExecutionStatus status = FlowExecutionStatus.UNKNOWN;
    State state = stateMap.get(stateName);

    if (logger.isDebugEnabled()) {
        logger.debug("Resuming state=" + stateName + " with status=" + status);
    }
    StepExecution stepExecution = null;

    // Terminate if there are no more states
    while (isFlowContinued(state, status, stepExecution)) {
        stateName = state.getName();

        try {
            if (logger.isDebugEnabled()) {
                logger.debug("Handling state=" + stateName);
            }
            status = state.handle(executor);
            stepExecution = executor.getStepExecution();
        } catch (FlowExecutionException e) {
            executor.close(new FlowExecution(stateName, status));
            throw e;
        } catch (Exception e) {
            executor.close(new FlowExecution(stateName, status));
            throw new FlowExecutionException(
                    String.format("Ended flow=%s at state=%s with exception", name, stateName), e);
        }

        if (logger.isDebugEnabled()) {
            logger.debug("Completed state=" + stateName + " with status=" + status);
        }

        state = nextState(stateName, status, stepExecution);
    }

    FlowExecution result = new FlowExecution(stateName, status);
    executor.close(result);
    return result;

}

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