Half-hearted attempt to fix broken integration tests

This commit is contained in:
dsyer
2008-09-02 15:45:11 +00:00
parent b79a496626
commit 40b65bafb2
14 changed files with 233 additions and 192 deletions

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@@ -1,8 +1,7 @@
package org.springframework.batch.integration.chunk;
public interface ChunkHandler<T> {
ChunkResponse handleChunk(ChunkRequest<? extends T> chunk);
ChunkResponse handleChunk(ChunkRequest<T> chunk);
}

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@@ -0,0 +1,32 @@
/*
* Copyright 2006-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.batch.integration.chunk;
import java.util.Collection;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
/**
* @author Dave Syer
*/
public interface ChunkProcessor<S> {
// This is transactional with REQUIRES_NEW because we need to force rollback
@Transactional(propagation = Propagation.REQUIRES_NEW)
int process(Collection<? extends S> items, int skipCount) throws Exception;
}

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@@ -0,0 +1,54 @@
package org.springframework.batch.integration.chunk;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.batch.repeat.ExitStatus;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.integration.annotation.Handler;
import org.springframework.util.Assert;
public class ChunkProcessorChunkHandler<S> implements ChunkHandler<S>, InitializingBean {
private static final Log logger = LogFactory.getLog(ChunkProcessorChunkHandler.class);
private ChunkProcessor<S> chunkProcessor;
/* (non-Javadoc)
* @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
*/
public void afterPropertiesSet() throws Exception {
Assert.notNull(chunkProcessor, "A ChunkProcessor must be provided");
}
/**
* Public setter for the {@link ChunkProcessor}.
* @param chunkProcessor the chunkProcessor to set
*/
public void setChunkProcessor(ChunkProcessor<S> chunkProcessor) {
this.chunkProcessor = chunkProcessor;
}
/*
* (non-Javadoc)
* @see org.springframework.integration.batch.slave.ChunkHandler#handleChunk(java.util.Collection)
*/
@Handler
public ChunkResponse handleChunk(ChunkRequest<S> chunkRequest) {
logger.debug("Handling chunk: " + chunkRequest);
int skipCount = 0;
try {
skipCount = chunkProcessor.process(chunkRequest.getItems(), chunkRequest.getSkipCount());
}
catch (Exception e) {
logger.debug("Failed chunk", e);
return new ChunkResponse(ExitStatus.FAILED.addExitDescription(e.getClass().getName() + ": "
+ e.getMessage()), chunkRequest.getJobId(), skipCount);
}
logger.debug("Completed chunk handling with " + skipCount + " skips");
return new ChunkResponse(ExitStatus.CONTINUABLE, chunkRequest.getJobId(), skipCount);
}
}

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@@ -1,85 +0,0 @@
package org.springframework.batch.integration.chunk;
import java.util.Collections;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.batch.core.SkipListener;
import org.springframework.batch.core.listener.CompositeSkipListener;
import org.springframework.batch.core.step.skip.ItemSkipPolicy;
import org.springframework.batch.core.step.skip.NeverSkipItemSkipPolicy;
import org.springframework.batch.item.ItemWriter;
import org.springframework.batch.repeat.ExitStatus;
import org.springframework.integration.annotation.Handler;
import org.springframework.transaction.annotation.Transactional;
public class ItemWriterChunkHandler<T> implements ChunkHandler<T> {
private static final Log logger = LogFactory.getLog(ItemWriterChunkHandler.class);
private ItemWriter<? super T> itemWriter;
private ItemSkipPolicy itemSkipPolicy = new NeverSkipItemSkipPolicy();
private CompositeSkipListener skipListener = new CompositeSkipListener();
public void setItemSkipPolicy(ItemSkipPolicy itemSkipPolicy) {
this.itemSkipPolicy = itemSkipPolicy;
}
public void setItemWriter(ItemWriter<? super T> itemWriter) {
this.itemWriter = itemWriter;
}
public void registerSkipListener(SkipListener listener) {
skipListener.register(listener);
}
public void setSkipListeners(SkipListener[] skipListeners) {
for (SkipListener listener : skipListeners) {
registerSkipListener(listener);
}
}
/*
* (non-Javadoc)
* @see org.springframework.integration.batch.slave.ChunkHandler#handleChunk(java.util.Collection)
*/
@Handler
@Transactional
public ChunkResponse handleChunk(ChunkRequest<? extends T> chunk) {
logger.debug("Handling chunk: " + chunk);
int parentSkipCount = chunk.getSkipCount();
int skipCount = 0;
try {
for (T item : chunk.getItems()) {
try {
itemWriter.write(Collections.singletonList(item));
}
catch (Exception e) {
if (itemSkipPolicy.shouldSkip(e, parentSkipCount + skipCount)) {
logger.debug("Skipping item on exception", e);
skipCount++;
skipListener.onSkipInWrite(item, e);
} else {
logger.debug("Cannot skip, re-throwing");
throw e;
}
}
}
}
catch (Exception e) {
logger.debug("Failed chunk", e);
// TODO: need to force rollback as well
return new ChunkResponse(ExitStatus.FAILED.addExitDescription(e.getClass().getName() + ": "
+ e.getMessage()), chunk.getJobId(), skipCount);
}
logger.debug("Completed chunk handling with " + skipCount + " skips");
return new ChunkResponse(ExitStatus.CONTINUABLE, chunk.getJobId(), skipCount);
}
}

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@@ -0,0 +1,78 @@
/*
* Copyright 2006-2007 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.batch.integration.chunk;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.springframework.batch.item.ItemProcessor;
import org.springframework.batch.item.ItemWriter;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.util.Assert;
/**
* @author Dave Syer
*
*/
public class SimpleChunkProcessor<S, T> implements ChunkProcessor<S>, InitializingBean {
private ItemProcessor<? super S, ? extends T> itemProcessor;
private ItemWriter<? super T> itemWriter;
/*
* (non-Javadoc)
* @see org.springframework.beans.factory.InitializingBean#afterPropertiesSet()
*/
public void afterPropertiesSet() throws Exception {
Assert.notNull(itemProcessor, "An ItemProcessor must be provided");
Assert.notNull(itemWriter, "An ItemWriter must be provided");
}
/**
* @param itemWriter
*/
public void setItemWriter(ItemWriter<? super T> itemWriter) {
this.itemWriter = itemWriter;
}
/**
* Public setter for the {@link ItemProcessor}.
* @param itemProcessor the {@link ItemProcessor} to set
*/
public void setItemProcessor(ItemProcessor<? super S, ? extends T> itemProcessor) {
this.itemProcessor = itemProcessor;
}
/*
* (non-Javadoc)
* @see org.springframework.batch.integration.chunk.ChunkProcessor#process(java.util.Collection,
* int)
*/
public int process(Collection<? extends S> items, int parentSkipCount) throws Exception {
List<T> processed = new ArrayList<T>();
for (S item : items) {
processed.add(itemProcessor.process(item));
}
itemWriter.write(processed);
return 0;
}
}

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@@ -0,0 +1,34 @@
package org.springframework.batch.integration.chunk;
import static org.junit.Assert.assertEquals;
import java.util.Collection;
import org.junit.Test;
import org.springframework.batch.repeat.ExitStatus;
import org.springframework.util.StringUtils;
public class ChunkProcessorChunkHandlerTests {
private ChunkProcessorChunkHandler<Object> handler = new ChunkProcessorChunkHandler<Object>();
protected int count = 0;
@SuppressWarnings("unchecked")
@Test
public void testVanillaHandleChunk() {
handler.setChunkProcessor(new ChunkProcessor<Object>() {
public int process(Collection<? extends Object> items, int skipCount) throws Exception {
count+=items.size();
return 0;
}
});
ChunkResponse response = handler.handleChunk(new ChunkRequest(StringUtils.commaDelimitedListToSet("foo,bar"),
12L, 10));
assertEquals(0, response.getSkipCount());
assertEquals(new Long(12L), response.getJobId());
assertEquals(ExitStatus.CONTINUABLE, response.getExitStatus());
assertEquals(2, count);
}
}

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@@ -1,85 +0,0 @@
package org.springframework.batch.integration.chunk;
import static org.junit.Assert.assertEquals;
import java.util.List;
import org.junit.Test;
import org.springframework.batch.core.SkipListener;
import org.springframework.batch.core.listener.SkipListenerSupport;
import org.springframework.batch.core.step.skip.AlwaysSkipItemSkipPolicy;
import org.springframework.batch.item.ItemWriter;
import org.springframework.batch.repeat.ExitStatus;
import org.springframework.util.StringUtils;
public class ItemWriterChunkHandlerTests {
private ItemWriterChunkHandler<Object> handler = new ItemWriterChunkHandler<Object>();
protected int count = 0;
private SkipListenerSupport listener = new SkipListenerSupport() {
@Override
public void onSkipInWrite(Object item, Throwable t) {
count++;
}
};
@SuppressWarnings("unchecked")
@Test
public void testVanillaHandleChunk() {
handler.setItemWriter(new ItemWriter<Object>() {
public void write(List<? extends Object> items) throws Exception {
count+=items.size();
}
});
ChunkResponse response = handler.handleChunk(new ChunkRequest(StringUtils.commaDelimitedListToSet("foo,bar"),
12L, 10));
assertEquals(0, response.getSkipCount());
assertEquals(new Long(12L), response.getJobId());
assertEquals(ExitStatus.CONTINUABLE, response.getExitStatus());
assertEquals(2, count);
}
@SuppressWarnings("unchecked")
@Test
public void testSetItemSkipPolicy() {
handler.setItemWriter(new ItemWriter<Object>() {
public void write(List<? extends Object> items) throws Exception {
count+=items.size();
throw new RuntimeException("Planned failure");
}
});
handler.setItemSkipPolicy(new AlwaysSkipItemSkipPolicy());
ChunkResponse response = handler.handleChunk(new ChunkRequest(StringUtils.commaDelimitedListToSet("foo,bar"),
12L, 10));
assertEquals(2, response.getSkipCount());
assertEquals(new Long(12L), response.getJobId());
assertEquals(ExitStatus.CONTINUABLE, response.getExitStatus());
assertEquals(2, count);
}
@SuppressWarnings("unchecked")
@Test
public void testRegisterSkipListener() {
handler.setItemWriter(new ItemWriter<Object>() {
public void write(List<? extends Object> items) throws Exception {
count+=items.size();
throw new RuntimeException("Planned failure");
}
});
handler.setItemSkipPolicy(new AlwaysSkipItemSkipPolicy());
handler.registerSkipListener(listener);
ChunkResponse response = handler.handleChunk(new ChunkRequest(StringUtils.commaDelimitedListToSet("foo,bar"),
12L, 10));
assertEquals(2, response.getSkipCount());
assertEquals(4, count);
}
@Test
public void testSetSkipListeners() {
handler.setSkipListeners(new SkipListener[] { listener });
testRegisterSkipListener();
}
}

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@@ -10,8 +10,10 @@
http://www.springframework.org/schema/context/spring-context-2.5.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<message-bus auto-create-channels="true" />
<message-bus/>
<annotation-driven />
<direct-channel id="smokein"/>
<channel id="smokeout"/>
<channel id="smokein"/>
<channel id="smokeout">
<queue capacity="UNBOUNDED"/>
</channel>
</beans:beans>

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@@ -8,7 +8,7 @@
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-2.5.xsd">
<message-bus auto-create-channels="true" />
<message-bus/>
<channel id="jobs" />
</beans:beans>

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@@ -11,7 +11,7 @@
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<message-bus auto-create-channels="true" />
<message-bus/>
<annotation-driven />
@@ -22,9 +22,16 @@
class="org.springframework.batch.support.transaction.ResourcelessTransactionManager" />
<tx:annotation-driven />
<beans:bean id="chunkHandler" class="org.springframework.batch.integration.chunk.ItemWriterChunkHandler">
<beans:property name="itemWriter">
<beans:bean class="org.springframework.batch.integration.chunk.TestItemWriter"></beans:bean>
<beans:bean id="chunkHandler" class="org.springframework.batch.integration.chunk.ChunkProcessorChunkHandler">
<beans:property name="chunkProcessor">
<beans:bean class="org.springframework.batch.integration.chunk.SimpleChunkProcessor">
<beans:property name="itemWriter">
<beans:bean class="org.springframework.batch.integration.chunk.TestItemWriter" />
</beans:property>
<beans:property name="itemProcessor">
<beans:bean class="org.springframework.batch.item.support.PassthroughItemProcessor" />
</beans:property>
</beans:bean>
</beans:property>
</beans:bean>

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@@ -11,8 +11,10 @@
http://www.springframework.org/schema/integration
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<integration:message-bus auto-create-channels="true" />
<integration:message-bus/>
<integration:annotation-driven/>
<integration:channel id="resources" />
<integration:channel id="requests" />
<integration:channel id="requests">
<integration:queue capacity="UNBOUNDED"/>
</integration:channel>
</beans>

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@@ -11,7 +11,7 @@
http://www.springframework.org/schema/integration
http://www.springframework.org/schema/integration/spring-integration-1.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<integration:message-bus auto-create-channels="true" />
<integration:message-bus/>
<integration:channel id="requests" />
<bean id="itemWriter" class="org.springframework.batch.integration.item.MessageChannelItemWriter">
<property name="channel" ref="requests"/>

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@@ -15,14 +15,15 @@
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd">
<import resource="classpath:/simple-job-launcher-context.xml" />
<integration:annotation-driven/>
<integration:message-bus auto-create-channels="true" />
<integration:message-bus/>
<integration:channel id="requests" />
<integration:channel id="replies" />
<integration:channel id="replies">
<integration:queue capacity="UNBOUNDED"/>
</integration:channel>
<bean id="job" parent="simpleJob">
<property name="steps">
<bean
<bean id="stepController"
class="org.springframework.batch.integration.job.MessageOrientedStep">
<property name="name" value="TODO: I shouldn't have to set this"/>
<property name="target" ref="requests" />
<property name="source" ref="replies" />
<property name="jobRepository" ref="jobRepository" />

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@@ -14,13 +14,15 @@
<import resource="classpath:simple-job-launcher-context.xml" />
<integration:message-bus auto-create-channels="true" />
<integration:message-bus/>
<integration:annotation-driven />
<integration:direct-channel id="requests" />
<integration:direct-channel id="jobs" />
<integration:thread-local-channel id="response" />
<integration:channel id="requests" />
<integration:channel id="jobs" />
<integration:channel id="response">
<integration:queue capacity="UNBOUNDED"/>
</integration:channel>
<integration:service-activator input-channel="requests" ref="jobLaunchingHandler" return-address-overrides="true" />
<integration:service-activator input-channel="requests" ref="jobLaunchingHandler"/>
<integration:service-activator input-channel="none" output-channel="jobs" ref="jobRequestConverter" />
<bean id="jobRequestConverter" class="org.springframework.batch.integration.launch.JobRequestConverter" />