The execution process of kettle’s job

2012.02.21 | Comments

How to execute a kettle job in Spoon GUI or command line after we create a job in Spoon GUI? In Spoon GUI,the main class is "".This class handles the main window of the Spoon graphical transformation editor.Many operations about a job or transformation such as run,debug,preview,zoomIn,etc,are all in this class.This post just writes about the code execution process.

When we start a job or transformation,Spoon invokes the method runFile(),and then is distributed to executeTransformation() or executeJob().At now,we mainly study about executeJob() method.

This is a simple sequence diagram below.It contains several classes for Starting to execute a job using execute(int nr, Result result) in can see the relation of these classes from it.

What is the detail process of job execution? You should look into the method for detail information.

原创文章,转载请注明: 转载自JavaChen Blog,作者:JavaChen
本文基于署名2.5中国大陆许可协议发布,欢迎转载、演绎或用于商业目的,但是必须保留本文署名和文章链接。 如您有任何疑问或者授权方面的协商,请邮件联系我。