The same AMImpl method will be invoked from the bean method (refer to: how to invoke AMImpl method in bean) the selected rows will be deleted and the transaction is committed in the AMImpl's method. In a nut shell, the bean method will store selected row indexes in a list and the AMImpl method takes that list and does the operations (update or delete) on the rows at those selected indexes. Select two records 'SCOTT' and 'JAMES' and click 'Delete'.
Creating Custom UI Components and Other Custom Objects 14. Because the contents and use of WAR files differ from those of JAR files, WAR file names use a extension.
Java Server Faces Technology: Advanced Concepts 11. Composite Components: Advanced Topics and Example 13. A web module can be deployed as an unpacked file structure or can be packaged in a JAR file known as a Web Archive (WAR) file.
This capability is useful in a development environment because it allows code changes to be tested quickly.
Dynamic reloading is not recommended for a production environment, however, because it may degrade performance.
Scope defines how application data persists and is shared.