Tomcat7でSpringBatchAdmin 1.2.1を使用しています。663MBのファイルを読み込もうとすると、次のエラーが発生します。また、Tomcatのヒープサイズを増やしましたが、無駄ではありません。仕事はかなり簡単です。フラットファイルを読み取り、ほとんど処理せずにDBに保存します。助けてください。
15:05:10,535 INFO http-apr-8181-exec-4 SimpleStepHandler:133 - Executing step: [load]
15:05:10,981 ERROR http-apr-8181-exec-4 AbstractStep:212 - Encountered an error executing the step
java.lang.OutOfMemoryError: Java heap space
at org.apache.catalina.loader.WebappClassLoader.findResourceInternal(WebappClassLoader.java:3098)
at org.apache.catalina.loader.WebappClassLoader.findResource(WebappClassLoader.java:1244)
at org.apache.catalina.loader.WebappClassLoader.getResource(WebappClassLoader.java:1407)
at org.springframework.core.io.ClassPathResource.exists(ClassPathResource.java:139)
at org.springframework.batch.item.file.FlatFileItemReader.doOpen(FlatFileItemReader.java:248)
at org.springframework.batch.item.support.AbstractItemCountingItemStreamItemReader.open(AbstractItemCountingItemStreamItemReader.java:134)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
at java.lang.reflect.Method.invoke(Method.java:597)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:309)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
at org.springframework.aop.support.DelegatingIntroductionInterceptor.doProceed(DelegatingIntroductionInterceptor.java:131)
at org.springframework.aop.support.DelegatingIntroductionInterceptor.invoke(DelegatingIntroductionInterceptor.java:119)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
at $Proxy30.open(Unknown Source)
at org.springframework.batch.item.support.CompositeItemStream.open(CompositeItemStream.java:93)
at org.springframework.batch.core.step.item.ChunkMonitor.open(ChunkMonitor.java:105)
at org.springframework.batch.item.support.CompositeItemStream.open(CompositeItemStream.java:93)
at org.springframework.batch.core.step.tasklet.TaskletStep.open(TaskletStep.java:301)
at org.springframework.batch.core.step.AbstractStep.execute(AbstractStep.java:192)
at org.springframework.batch.core.job.SimpleStepHandler.handleStep(SimpleStepHandler.java:135)
at org.springframework.batch.core.job.flow.JobFlowExecutor.executeStep(JobFlowExecutor.java:61)
at org.springframework.batch.core.job.flow.support.state.StepState.handle(StepState.java:60)
at org.springframework.batch.core.job.flow.support.SimpleFlow.resume(SimpleFlow.java:144)
at org.springframework.batch.core.job.flow.support.SimpleFlow.start(SimpleFlow.java:124)
at org.springframework.batch.core.job.flow.FlowJob.doExecute(FlowJob.java:135)
at org.springframework.batch.core.job.AbstractJob.execute(AbstractJob.java:281)
at org.springframework.batch.core.launch.support.SimpleJobLauncher$1.run(SimpleJobLauncher.java:120)
at org.springframework.core.task.SyncTaskExecutor.execute(SyncTaskExecutor.java:48)
以下は、TOMCAT_HOME\BINの場所にある私のsetEnv.batファイルエントリです。
set JAVA_OPTS=-DENVIRONMENT=dev -Dlog4j.debug -Xms1024m -Xmx1024m -XX:MaxPermSize=128m %JAVA_OPTS%
以下は私の仕事の設定です:
<batch:job id="ex_Job" parent="baseJob">
<batch:step id="load" parent="baseStep" next="Recon">
<batch:tasklet>
<batch:chunk reader="Reader" writer="Writer" processor="Processor">
<batch:skippable-exception-classes merge="true" />
</batch:chunk>
<batch:listeners merge="true" />
</batch:tasklet>
</batch:step>
<batch:listeners merge="true" />
</batch:job>
<bean id="Reader" class="org.springframework.batch.item.file.FlatFileItemReader" scope="step">
<property name="linesToSkip" value="1" />
<property name="skippedLinesCallback" ref="headerLineCallbackHandler" />
<property name="resource" value="${extract.input.data.dir}/#{jobParameters['input.file']}" />
<property name="lineMapper">
<bean
class="org.springframework.batch.item.file.mapping.PatternMatchingCompositeLineMapper">
<property name="tokenizers">
<map>
<entry key="*" value-ref="LineTokenizer" />
<entry key="T*" value-ref="TrailerTokenizer" />
</map>
</property>
<property name="fieldSetMappers">
<map>
<entry key="*" value-ref="fieldSetMapper" />
</map>
</property>
</bean>
</property>
</bean>
<beans:bean id="fieldSetMapper" class="org.springframework.batch.item.file.mapping.PassThroughFieldSetMapper" />
<job id="baseJob" abstract="true">
<listeners>
<listener ref="skipCheckingJobListener"></listener>
</listeners>
</job>
<step id="baseStep" abstract="true">
<tasklet>
<chunk commit-interval="100" skip-limit="10000">
<skippable-exception-classes>
<include class="org.springframework.batch.item.file.FlatFileParseException" />
<include class="org.springframework.batch.item.file.transform.IncorrectLineLengthException" />
<include class="org.springframework.dao.DataAccessException"/>
<include class="org.springframework.batch.item.file.transform.ConversionException"/>
</skippable-exception-classes>
</chunk>
<listeners>
<listener ref="stepExecutionListener" />
<listener ref="genericSkipListener" />
</listeners>
</tasklet>
</step>