spring-batch-admin

问题 I am trying to implement remote chunking in spring batch using spring integration and amqp (rabbitmq). I am not able to understand how does ChunkMessageChannelItemWriter collect replies in remote chunking test below https://github.com/spring-projects/spring-batch/blob/master/spring-batch-integration/src/test/resources/org/springframework/batch/integration/chunk/RemoteChunkStepIntegrationTests-context.xml How does it work ? Does it send one message, wait for its reply, receives its reply and

问题 I am working on migrating existing spring application to spring boot. application has spring batch jobs. I would want to know the configuration to setup spring batch console UI with spring boot. Existing batch jobs are configured in xml which we want to keep as it is. spring batch admin version : 1.2.2.RELEASE spring boot version : 1.5.10.RELEASE just an addition so the application basically use jersey for rest services and the same application has spring batch jobs. so my intend is to keep

问题 Lets assume that i need to execute a spring batch job with 2 steps.step 1 is to read data from a postgres table and update values in the same table. step 2 is to read data from another postgres table and update this table. How can i achieve transactions at job level for this scenario? That is, if the second step fails, then the first step should be rolled back. 回答1: i'm not sure if there even exists an solution with automatic chained/multi-level transaction handling that works reliable (or

问题 I am developing Spring Batch - MongoDB to XML example. I have successfully developed the code, when I run the my main program. I see the following eror comes. I am not sure what is going wrong. I followed many links, but I dont see its not working fine. org.springframework.dao.DataAccessResourceFailureException: Unable to write to file resource: [class path resource [report.xml]]; nested exception is java.io.FileNotFoundException: class path resource [report.xml] cannot be resolved to URL

问题 I want to implement this use case, I have 3 flows, <split id="split1" task-executor="taskExecutor"> <flow> <step id="step1" parent="s1" next="step2"/> <step id="step2" parent="s2"/> </flow> <flow> <step id="step3" parent="s3"/> </flow> <flow> <step id="step4" parent="s4"/> </flow> <flow> <step id="step5" parent="s5"/> </flow> </split> <split id="split2" task-executor="taskExecutor"> <flow> <step id="step6" parent="s6"/> <step id="step7" parent="s7"/> </flow> <flow> <step id="step8" parent="s8

问题 I am working on Spring MVC+ Spring Batch example, I'm developing an application from link: https://github.com/krams915/spring-batch-tutorial and I was able to successfully deploy the application, but when I click via application I see following error comes. ## Heading ##I've uploaded my code at: https://github.com/test512/spring-batch-krams-tutorial/tree/master/spring-batch-krams-tutorial com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Table 'spring_batch_tutorial.batch_job

问题 I have spring batch setup (remote partitioning), which reads items from files and process them. If input file do not exist, I want to copy them from remote server. So I have added a step listener in that I am trying to download files from remote server using spring integration sftp outbound gateway. public class PrepareExchangeListListener implements StepExecutionListener { private String localDir; private String remoteDir; private DirectChannel requestChannel; private PollableChannel

问题 I am developing Spring Batch MongoDB to XML example. I've successfully created the project, but when I am running it I see the below error is coming, I don't know what is going wrong here. Error for reference Exception in thread "main" org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'step1': Initialization of bean failed; nested exception is org.springframework.beans.ConversionNotSupportedException: Failed to convert property value of type 'org

问题 Following the solution of my prev question at: cant import resources I managed finally to overcome the properties configuration after trying to integrate spring-batch-admin However now I get different error: .. java.lang.NoClassDefFoundError: org/springframework/integration/MessagingException at java.lang.Class.getDeclaredMethods0(Native Method) at java.lang.Class.privateGetDeclaredMethods(Class.java:2615) This is my gradle script: dependencies { compile('org.springframework.batch:spring

问题 I'm trying to wrap my head around Spring Batch, and while many tutorials show great examples of code, i feel like i'm missing how the "spring batch engine" works. Scenario 1 - On user creation, create user at external service. Web request CreateLocalUser() launch job CreateExternalUser() CreateExternalUser() can fail because of many reasons, so we want to be able to retry and log errors, which Spring Batch can do for us. Also it's a decoupled process that has nothing to do with the creation