Example usage for org.springframework.batch.item ExecutionContext get

Introduction

In this page you can find the example usage for org.springframework.batch.item ExecutionContext get.

Prototype

@Nullable
public Object get(String key) 

Source Link

Document

Getter for the value represented by the provided key.

Usage

From source file:fr.acxio.tools.agia.alfresco.AlfrescoNodeReader.java

@Override
public void open(ExecutionContext sExecutionContext) throws ItemStreamException {

    String aFullPath = null;//  w w  w .java2 s . c o m

    try {
        baseURI = new URI(getAlfrescoService().getWebappAddress()).resolve(WEBDAV_PATH);
        aFullPath = getWebDavDirectoryURI(baseURI.getPath() + path).getPath();
    } catch (URISyntaxException e) {
        throw new ItemStreamException(e);
    }

    currentDirPath = sExecutionContext.getString(CONTEXT_KEY_CURRENTPATH, aFullPath);
    Object aCurrentIndexes = sExecutionContext.get(CONTEXT_KEY_CURRENTINDEXES);
    if (aCurrentIndexes == null) {
        currentIndexes = new ArrayDeque<Integer>();
        currentIndexes.addFirst(0);
    } else {
        Integer[] aArray = (Integer[]) aCurrentIndexes;
        currentIndexes = new ArrayDeque<Integer>(Arrays.asList(aArray));
    }

    sardine = getAlfrescoService().startWebDavSession();
}

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From source file:org.springframework.batch.item.xml.StaxEventItemWriter.java

/**
 * Open the output source// w w  w  .  ja v a  2 s.c  o  m
 * 
 * @see org.springframework.batch.item.ItemStream#open(ExecutionContext)
 */
@SuppressWarnings("unchecked")
@Override
public void open(ExecutionContext executionContext) {
    super.open(executionContext);

    Assert.notNull(resource, "The resource must be set");

    long startAtPosition = 0;

    // if restart data is provided, restart from provided offset
    // otherwise start from beginning
    if (executionContext.containsKey(getExecutionContextKey(RESTART_DATA_NAME))) {
        startAtPosition = executionContext.getLong(getExecutionContextKey(RESTART_DATA_NAME));
        currentRecordCount = executionContext.getLong(getExecutionContextKey(WRITE_STATISTICS_NAME));
        if (executionContext.containsKey(getExecutionContextKey(UNCLOSED_HEADER_CALLBACK_ELEMENTS_NAME))) {
            unclosedHeaderCallbackElements = (List<QName>) executionContext
                    .get(getExecutionContextKey(UNCLOSED_HEADER_CALLBACK_ELEMENTS_NAME));
        }

        restarted = true;
        if (shouldDeleteIfEmpty && currentRecordCount == 0) {
            // previous execution deleted the output file because no items were written
            restarted = false;
            startAtPosition = 0;
        } else {
            restarted = true;
        }
    } else {
        currentRecordCount = 0;
        restarted = false;
    }

    open(startAtPosition);

    if (startAtPosition == 0) {
        try {
            if (headerCallback != null) {
                UnclosedElementCollectingEventWriter headerCallbackWriter = new UnclosedElementCollectingEventWriter(
                        delegateEventWriter);
                headerCallback.write(headerCallbackWriter);
                unclosedHeaderCallbackElements = headerCallbackWriter.getUnclosedElements();
            }
        } catch (IOException e) {
            throw new ItemStreamException("Failed to write headerItems", e);
        }
    }

    this.initialized = true;

}

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From source file:org.springframework.batch.jsr.item.CheckpointSupport.java

@Override
public void open(ExecutionContext executionContext) throws ItemStreamException {
    try {/*from   w  ww  .  ja  v  a2s  .  c o m*/
        String executionContextKey = getExecutionContextKey(checkpointKey);
        Serializable checkpoint = (Serializable) executionContext.get(executionContextKey);
        doOpen(checkpoint);
    } catch (Exception e) {
        throw new ItemStreamException(e);
    }
}

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From source file:org.springframework.cloud.task.app.composedtaskrunner.TaskLauncherTasklet.java

/**
 * Executes the task as specified by the taskName with the associated
 * properties and arguments./*from ww  w .j  a v a2  s .  c om*/
 * @param contribution mutable state to be passed back to update the current step execution
 * @param chunkContext contains the task-execution-id used by the listener.
 * @return Repeat status of FINISHED.
 */
@Override
public RepeatStatus execute(StepContribution contribution, ChunkContext chunkContext) throws Exception {
    String tmpTaskName = this.taskName.substring(0, this.taskName.lastIndexOf('_'));

    List<String> args = this.arguments;

    ExecutionContext stepExecutionContext = chunkContext.getStepContext().getStepExecution()
            .getExecutionContext();
    if (stepExecutionContext.containsKey("task-arguments")) {
        args = (List<String>) stepExecutionContext.get("task-arguments");
    }

    long executionId = this.taskOperations.launch(tmpTaskName, this.properties, args);

    stepExecutionContext.put("task-execution-id", executionId);
    stepExecutionContext.put("task-arguments", args);

    if (!waitForTaskToComplete(executionId)) {
        throw new TaskExecutionTimeoutException(
                String.format("Timeout occurred while processing task with Execution Id %s", executionId));
    }
    return RepeatStatus.FINISHED;
}

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