J2ee-ejb-call
Description
Use this service to invoke an Enterprise Java Bean v2.x or v3.x.
VulCon / GV Console Configuration
The j2ee-ejb-call Element is used by Channel and routed-call.
Its attributes are:
| Attribute | Type | Description |
|---|---|---|
| type | fixed | This attribute must assume the value call. |
| class | fixed | This attribute must assume the value it.greenvulcano.gvesb.virtual.j2ee.J2EECallOperation. |
| name | required | Operation name. Used in the 'Flow' section to associate workflow nodes to VCL operations. |
| jndi-name | required | EJB JNDI name. |
| method | required | Method name to invoke. The method must have the following signature: it.greenvulcano.gvesb.buffer.GVBuffer method(it.greenvulcano.gvesb.buffer.GVBuffer gvbuffer) |
| parameterTypes | required | Method parameter types list. Comma separated class names or data types:
- it.greenvulcano.gvesb.buffer.GVBuffer - java.lang.String,int,int - java.lang.String[] |
| input-ref-dp | optional | Name of Data Provider to be used to preaprate the EJB method actual parameters. This Data Provider will receive in input a GVBuffer and must return an array of object compatible with the parameterTypes list. If not defined is assumed that the method signature is: it.greenvulcano.gvesb.buffer.GVBuffer method(it.greenvulcano.gvesb.buffer.GVBuffer gvbuffer) |
| output-ref-dp | optional | Name of Data Provider to use for output manipulation. This Data Provider will receive in input a GVBuffer and the EJB method output object and must return an enriched GVBuffer object. Ex. a GVBufferChangeDataProvider instance. |
| home-interface | required | Java class that defines the EJB home interface. Note that if the EJB is installed on the same application server of GreenVulcano® ESB, then you can also specify the local home interface. |
| remote-or-local-interface | required | Java class that defines the EJB home remote. Note that if the EJB is installed on the same application server of GreenVulcano® ESB, then you can also specify the local interface. |
Attributes change in version 3.3:
| Attribute | Type | Description |
|---|---|---|
| version | optional | EJB version, can be 2 or 3. Default to 3. |
| home-interface | optional | Java class that defines the EJB home interface. Note that if the EJB is installed on the same application server of GreenVulcano® ESB, then you can also specify the local home interface. Is mandatory if version = 2 and must not be defined if version = 3. |
and its sub-elements:
WLSSubjectBuilder
This element is the SubjectBuilder definition for the Weblogic 8 application server.
It is used by: j2ee-ejb-call.
Its attributes are:
| Attribute | Type | Description |
|---|---|---|
| type | fixed | This attribute must assume the value subject-builder. |
| class | fixed | This attribute must assume the value it.greenvulcano.gvesb.jaas.WLSSubjectBuilder. |
| provider-url | required | URL for the application server connection. See the application server documentation for the format of this parameter. |
| security-principal | required | User name to connect the application server. |
| security-credentials | required | Password to connect the application server. #Encrypted |
