Java RMI and Java Local Hooks

You can configure a Java hook as an iHook only. Java local hooks exist in the same classpath as OneData; whereas, Java RMI iHooks hosts hooks in the form of remote Java functions through RMI. RMI hooks do not need to be in XML format because the it can process the input and output objects directly. In Java RMI iHooks, OneData acts as the RMI client and access the remote RMI server.

Property	Description
Hook Name	Name of the hook.
Hook Description	Type an appropriate description for the hook.
Hook Execution Mode	The OneData mode in which the hook should be executed: Default Nova
URL	Applicable only to Java RMI hook. URL of the remote RMI server. The URL format is: RMI server name:Port of RMI server. For example, localhost:3099
Program Name	Java RMI hooks. Binding name of the remote hook object in the RMI Server. Java local hooks. Fully qualified class name of the hook (packagename.classname). For example, com.test.hook.local.TestLocalHook
Is Interactive Hook	Indicates if the hook is an iHook. This property is selected by default and cannot be changed.
Hook Cardinality	Execution parameter that determines when to execute the external program. The hook executes the program based on the number of rows changed: 0. Hook executes when no rows are changed. 1. Hook executes when one row is changed. n. Hook executes when more than one row is changed.