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

Introduction

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

Prototype

public int getInt(String key) 

Source Link

Document

Typesafe Getter for the Integer represented by the provided key.

Usage

From source file:es.fcs.batch.integration.chunk.MyChunkMessageChannelItemWriter.java

public void open(ExecutionContext executionContext) throws ItemStreamException {
    if (executionContext.containsKey(EXPECTED)) {
        localState.open(executionContext.getInt(EXPECTED), executionContext.getInt(ACTUAL));
        if (!waitForResults()) {
            throw new ItemStreamException("Timed out waiting for back log on open");
        }//ww w  .  j a v a 2  s.  co  m
    }
}

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From source file:ru.xxlabaza.test.batch.job.RangePartitioner.java

@Override
public Map<String, ExecutionContext> partition(int gridSize) {
    long totalItems = personRepository.count();
    System.out.println("\nTotal items: " + totalItems);

    int range = (int) totalItems / gridSize;
    if (range < chunkSize) {
        throw new IllegalArgumentException();
    }//  ww  w  . ja v a2s.  c  om

    return IntStream.range(0, gridSize).boxed().map(index -> {
        ExecutionContext context = new ExecutionContext();
        context.putString("name", "partition-" + index);
        context.putInt("from", index * range);
        int nextIndex = index + 1;
        int to = nextIndex * range - 1;
        if (nextIndex == gridSize) {
            to += totalItems % gridSize;
        }
        context.putInt("to", to);
        return context;
    }).map(context -> {
        System.out.format("\nCREATED PARTITION: '%s', RANGE FROM %d, TO %d\n", context.getString("name"),
                context.getInt("from"), context.getInt("to"));
        return context;
    }).collect(toMap(context -> context.getString("name"), Function.identity()));
}

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From source file:fr.acxio.tools.agia.file.ExtendedMultiResourceItemReader.java

/**
 * Figure out which resource to start with in case of restart, open the
 * delegate and restore delegate's position in the resource.
 *///from w  ww. j av  a 2s.c  o m
public void open(ExecutionContext executionContext) throws ItemStreamException {
    Assert.isTrue((resources != null) || (resourcesFactory != null),
            "Resources and ResourcesFactory must not be both null");
    try {
        if ((resources == null) && (resourcesFactory != null)) {
            Map<String, Object> aSourceParams = new HashMap<String, Object>();
            aSourceParams.put(ResourceFactoryConstants.PARAM_STEP_EXEC, stepExecution);
            resources = resourcesFactory.getResources(aSourceParams);
            isResourcesSet = false;
        }
    } catch (ResourceCreationException e) {
        throw new ItemStreamException(e);
    }

    noInput = false;
    if ((resources == null) || (resources.length == 0)) {
        if (strict) {
            throw new IllegalStateException(
                    "No resources to read. Set strict=false if this is not an error condition.");
        } else {
            LOGGER.warn("No resources to read. Set strict=true if this should be an error condition.");
            noInput = true;
            return;
        }
    }

    Arrays.sort(resources, comparator);

    if (executionContext.containsKey(executionContextUserSupport.getKey(RESOURCE_KEY))) {
        currentResource = executionContext.getInt(executionContextUserSupport.getKey(RESOURCE_KEY));

        // context could have been saved before reading anything
        if (currentResource == -1) {
            currentResource = 0;
        }

        delegate.setResource(resources[currentResource]);
        delegate.open(executionContext);
    } else {
        currentResource = -1;
    }
}

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From source file:org.geoserver.backuprestore.reader.CatalogMultiResourceItemReader.java

/**
 * Figure out which resource to start with in case of restart, open the delegate and restore delegate's position in the resource.
 *//*from w  ww .j  av  a 2 s  . c o m*/
@Override
public void open(ExecutionContext executionContext) throws ItemStreamException {
    super.open(executionContext);
    Assert.notNull(resources, "Resources must be set");

    noInput = false;
    if (resources.length == 0) {
        if (strict) {
            throw new IllegalStateException(
                    "No resources to read. Set strict=false if this is not an error condition.");
        } else {
            logger.warn("No resources to read. Set strict=true if this should be an error condition.");
            noInput = true;
            return;
        }
    }

    Arrays.sort(resources, comparator);

    if (executionContext.containsKey(getExecutionContextKey(RESOURCE_KEY))) {
        currentResource = executionContext.getInt(getExecutionContextKey(RESOURCE_KEY));

        // context could have been saved before reading anything
        if (currentResource == -1) {
            currentResource = 0;
        }

        delegate.setResource(resources[currentResource]);
        delegate.open(executionContext);
    } else {
        currentResource = -1;
    }
}

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