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BAEL-2168 Java EE 7 Batch Processing (#5645)

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* jberet batch

* Batch Understanding

* partition

* exception

* some more changes
This commit is contained in:
Amitabh Mandal
2018-11-25 15:31:22 +05:30
committed by Grzegorz Piwowarek
parent 2f9fee0391
commit f784c3bb79
39 changed files with 1473 additions and 414 deletions
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67
jee-7/src/test/java/com/baeldung/batch/understanding/SimpleChunkUnitTest.java Normal file
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package com.baeldung.batch.understanding;
import static org.junit.jupiter.api.Assertions.*;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import javax.batch.operations.JobOperator;
import javax.batch.runtime.BatchRuntime;
import javax.batch.runtime.BatchStatus;
import javax.batch.runtime.JobExecution;
import javax.batch.runtime.Metric;
import javax.batch.runtime.StepExecution;
import org.junit.jupiter.api.Test;
class SimpleChunkUnitTest {
@Test
public void givenChunk_thenBatch_CompletesWithSucess() throws Exception {
JobOperator jobOperator = BatchRuntime.getJobOperator();
Long executionId = jobOperator.start("simpleChunk", new Properties());
JobExecution jobExecution = jobOperator.getJobExecution(executionId);
jobExecution = BatchTestHelper.keepTestAlive(jobExecution);
List<StepExecution> stepExecutions = jobOperator.getStepExecutions(executionId);
for (StepExecution stepExecution : stepExecutions) {
if (stepExecution.getStepName()
.equals("firstChunkStep")) {
Map<Metric.MetricType, Long> metricsMap = BatchTestHelper.getMetricsMap(stepExecution.getMetrics());
assertEquals(10L, metricsMap.get(Metric.MetricType.READ_COUNT)
.longValue());
assertEquals(10L / 2L, metricsMap.get(Metric.MetricType.WRITE_COUNT)
.longValue());
assertEquals(10L / 3 + (10L % 3 > 0 ? 1 : 0), metricsMap.get(Metric.MetricType.COMMIT_COUNT)
.longValue());
}
}
assertEquals(jobExecution.getBatchStatus(), BatchStatus.COMPLETED);
}
@Test
public void givenChunk__thenBatch_fetchInformation() throws Exception {
JobOperator jobOperator = BatchRuntime.getJobOperator();
Long executionId = jobOperator.start("simpleChunk", new Properties());
JobExecution jobExecution = jobOperator.getJobExecution(executionId);
jobExecution = BatchTestHelper.keepTestAlive(jobExecution);
// job name contains simpleBatchLet which is the name of the file
assertTrue(jobOperator.getJobNames().contains("simpleChunk"));
// job parameters are empty
assertTrue(jobOperator.getParameters(executionId).isEmpty());
// step execution information
List<StepExecution> stepExecutions = jobOperator.getStepExecutions(executionId);
assertEquals("firstChunkStep", stepExecutions.get(0).getStepName());
// finding out batch status
assertEquals(BatchStatus.COMPLETED, stepExecutions.get(0).getBatchStatus());
Map<Metric.MetricType, Long> metricTest = BatchTestHelper.getMetricsMap(stepExecutions.get(0).getMetrics());
assertEquals(10L, metricTest.get(Metric.MetricType.READ_COUNT).longValue());
assertEquals(5L, metricTest.get(Metric.MetricType.FILTER_COUNT).longValue());
assertEquals(4L, metricTest.get(Metric.MetricType.COMMIT_COUNT).longValue());
assertEquals(5L, metricTest.get(Metric.MetricType.WRITE_COUNT).longValue());
assertEquals(0L, metricTest.get(Metric.MetricType.READ_SKIP_COUNT).longValue());
assertEquals(0L, metricTest.get(Metric.MetricType.WRITE_SKIP_COUNT).longValue());
assertEquals(0L, metricTest.get(Metric.MetricType.PROCESS_SKIP_COUNT).longValue());
assertEquals(0L, metricTest.get(Metric.MetricType.ROLLBACK_COUNT).longValue());
assertEquals(jobExecution.getBatchStatus(), BatchStatus.COMPLETED);
}
}