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OPEN - issue BATCH-911: Consolidate Samples

Browse Source 
http://jira.springframework.org/browse/BATCH-911

Consolidated non sequential and incrementer jobs into skipSample.
This commit is contained in:
lucasward
2008-11-18 20:23:49 +00:00
parent 43b5edba71
commit 6e39c1a572
51 changed files with 588 additions and 1364 deletions
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26
spring-batch-samples/src/main/java/org/springframework/batch/sample/domain/football/internal/ErrorLogTasklet.java
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@@ -1,26 +0,0 @@
package org.springframework.batch.sample.domain.football.internal;
import javax.sql.DataSource;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.core.AttributeAccessor;
import org.springframework.jdbc.core.simple.SimpleJdbcTemplate;
public class ErrorLogTasklet implements Tasklet {
protected final Log logger = LogFactory.getLog(getClass());
private SimpleJdbcTemplate simpleJdbcTemplate;
public RepeatStatus execute(StepContribution contribution, AttributeAccessor attributes) throws Exception {
this.simpleJdbcTemplate.update("insert into ERROR_LOG values ('Some records were skipped!')");
return RepeatStatus.FINISHED;
}
public void setDataSource(DataSource dataSource) {
this.simpleJdbcTemplate = new SimpleJdbcTemplate(dataSource);
}
}

18
spring-batch-samples/src/main/java/org/springframework/batch/sample/domain/football/internal/SkipCheckingDecider.java
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@@ -1,18 +0,0 @@
package org.springframework.batch.sample.domain.football.internal;
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.support.state.JobExecutionDecider;
public class SkipCheckingDecider implements JobExecutionDecider {
public String decide(JobExecution jobExecution, StepExecution stepExecution) {
if (!stepExecution.getExitStatus().getExitCode().equals(ExitStatus.FAILED.getExitCode())
&& stepExecution.getSkipCount() > 0) {
return "COMPLETED WITH SKIPS";
} else {
return ExitStatus.FINISHED.getExitCode();
}
}
}

20
spring-batch-samples/src/main/java/org/springframework/batch/sample/domain/football/internal/SkipCheckingListener.java
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@@ -1,20 +0,0 @@
package org.springframework.batch.sample.domain.football.internal;
import org.springframework.batch.core.ExitStatus;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.StepExecutionListener;
public class SkipCheckingListener implements StepExecutionListener {
public ExitStatus afterStep(StepExecution stepExecution) {
if (!stepExecution.getExitStatus().getExitCode().equals(ExitStatus.FAILED.getExitCode())
&& stepExecution.getSkipCount() > 0) {
return new ExitStatus("COMPLETED WITH SKIPS");
} else {
return null;
}
}
public void beforeStep(StepExecution stepExecution) {
}
}

14
spring-batch-samples/src/main/java/org/springframework/batch/sample/domain/trade/Trade.java
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@@ -19,7 +19,6 @@ package org.springframework.batch.sample.domain.trade;
import java.io.Serializable;
import java.math.BigDecimal;
import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
@@ -81,7 +80,18 @@ public class Trade implements Serializable {
}
public boolean equals(Object o) {
return EqualsBuilder.reflectionEquals(this, o);
if(!(o instanceof Trade)){
return false;
}
if(o == this){
return true;
}
Trade t = (Trade)o;
return isin.equals(t.getIsin()) && quantity == t.getQuantity() &&
price.equals(t.getPrice()) && customer.equals(t.getCustomer()) ;
}
public int hashCode() {

43
spring-batch-samples/src/main/java/org/springframework/batch/sample/support/ItemTrackingItemWriter.java
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@@ -1,43 +0,0 @@
package org.springframework.batch.sample.support;
import java.util.ArrayList;
import java.util.List;
import org.springframework.batch.item.ItemWriter;
/**
* Remembers all items written - useful for testing.
*/
public class ItemTrackingItemWriter<T> implements ItemWriter<T> {
private List<T> items = new ArrayList<T>();
private T failed = null;
private int failure = -1;
private int counter = 0;
public void write(List<? extends T> items) throws Exception {
if (failed!=null && items.contains(failed)) {
throw new RuntimeException("write failed again");
}
this.items.addAll(items);
int current = counter;
counter += items.size();
if (current < failure && counter >= failure) {
failed = items.get(failure-current-1);
this.items.remove(failed);
throw new RuntimeException("write failed");
}
}
public List<T> getItems() {
return items;
}
public void setWriteFailure(int failure) {
this.failure = failure;
}
}

36
spring-batch-samples/src/main/java/org/springframework/batch/sample/tasklet/DummyMessageReceivingTasklet.java
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@@ -1,36 +0,0 @@
package org.springframework.batch.sample.tasklet;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.listener.StepExecutionListenerSupport;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.item.ExecutionContext;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.core.AttributeAccessor;
/**
* Dummy tasklet that retrieves message from the job execution context.
*/
public class DummyMessageReceivingTasklet extends StepExecutionListenerSupport implements Tasklet {
private static final Log logger = LogFactory.getLog(DummyMessageReceivingTasklet.class);
private String receivedMessage = null;
public void beforeStep(StepExecution stepExecution) {
ExecutionContext ctx = stepExecution.getJobExecution().getExecutionContext();
receivedMessage = ctx.getString(DummyMessageSendingTasklet.MESSAGE_KEY);
logger.info("Got message from context: " + receivedMessage);
}
public RepeatStatus execute(StepContribution contribution, AttributeAccessor attributes) throws Exception {
return RepeatStatus.FINISHED;
}
public String getReceivedMessage() {
return receivedMessage;
}
}

44
spring-batch-samples/src/main/java/org/springframework/batch/sample/tasklet/DummyMessageSendingTasklet.java
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@@ -1,44 +0,0 @@
package org.springframework.batch.sample.tasklet;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.batch.core.ExitStatus;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.StepExecution;
import org.springframework.batch.core.listener.StepExecutionListenerSupport;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.item.ExecutionContext;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.core.AttributeAccessor;
/**
* Dummy tasklet that stores a message in the job execution context.
*/
public class DummyMessageSendingTasklet extends StepExecutionListenerSupport implements Tasklet {
private static final Log logger = LogFactory.getLog(DummyMessageSendingTasklet.class);
public static final String MESSAGE_KEY = DummyMessageSendingTasklet.class.getSimpleName()+".MESSAGE";
private String message = "Hello!";
public ExitStatus afterStep(StepExecution stepExecution) {
ExecutionContext ctx = stepExecution.getJobExecution().getExecutionContext();
ctx.putString(MESSAGE_KEY, message);
logger.info("Put message into context: " + message);
return null;
}
public RepeatStatus execute(StepContribution contribution, AttributeAccessor attributes) throws Exception {
return RepeatStatus.FINISHED;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}

40
spring-batch-samples/src/main/java/org/springframework/batch/sample/tasklet/FileDeletingTasklet.java
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@@ -1,40 +0,0 @@
package org.springframework.batch.sample.tasklet;
import org.springframework.batch.core.StepContribution;
import org.springframework.batch.core.UnexpectedJobExecutionException;
import org.springframework.batch.core.step.tasklet.Tasklet;
import org.springframework.batch.repeat.RepeatStatus;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.AttributeAccessor;
import org.springframework.core.io.Resource;
import org.springframework.util.Assert;
/**
* Deletes files from an array of resources, so a pattern can be used in
* configuration, e.g. <code>resources="/home/batch/job/**"</code>
*
* @author Robert Kasanicky
*/
public class FileDeletingTasklet implements Tasklet, InitializingBean {
private Resource[] resources;
public RepeatStatus execute(StepContribution contribution, AttributeAccessor attributes) throws Exception {
for (Resource resource : resources) {
boolean deleted = resource.getFile().delete();
if (!deleted) {
throw new UnexpectedJobExecutionException("Could not delete file " + resource);
}
}
return RepeatStatus.FINISHED;
}
public void setResources(Resource[] resources) {
this.resources = resources;
}
public void afterPropertiesSet() throws Exception {
Assert.notNull(resources, "Resources must be set");
}
}