In this post I will explain how to combine the reader and writer in a job and how to run the job. We define a job which will transfer the employee records from one file to another file in batches. <batch:job id=”importEmployees”> <batch:step id=”readWriteEmployees”> <batch:tasklet> <batch:chunk reader=”reader” writer=”writer” commit-interval=”50″/> </batch:tasklet> </batch:step> </batch:job> <bean id=”transactionManager” class=”org.springframework.jdbc.datasource.DataSourceTransactionManager”>…… Continue reading Spring Batch Simple Example Part 3

In this post, I will explain how to write the employee objects created in the reading process to a file. To write the list of employee records in batches, we need to create an instance of org.springframework.batch.item.file.FlatFileItemWriter. It takes two information1) the resource file where the information has to be written2) An instance of LineAggregator…… Continue reading Spring Batch Simple Example Part 2

In this post and next post, I will introduce Spring Batch to you with a simple example. Spring batch is an open source framework useful for exporting data from source to destination in batches. The framework is very useful for batch applications. Reading data In our example, we will read employee records and move them…… Continue reading Spring Batch Simple Example Part 1