GVThrowException
Description
GVThrowException element stops the Flow with an exception.
GreenVulcano® ESB Configuration
The element GVThrowException is used in a GVEndNode and allows to stop the workflow of GreenVulcano® ESB with exception.
Exceptions are allowed only of type it.greenvulcano.gvesb.buffer.GVException and its subclasses.
The exception-id attribute or value can contain metadata to be replaced with fields of any GVBuffer in the execution environment. The parameters are always written in ${param} format.
The possible parameters are:
For a GVBuffer object
- for standard fields, the field name
- ${GVBuffer.system}
- ${GVBuffer.service}
- ${GVBuffer.id}
- ${GVBuffer.retCode}
For properties:
- ${GVBuffer.property:}
- ${GVBuffer.properties} (return all the properties, in the form name: 'filedName' value: 'fieldValue')
All metadata are written in accordance with the above format. If an error occurs the metadata will not be replaced. The GVThrowException Element is used by: GVEndNode. The following table shows the GVThrowException element's attributes:
| Attribute | Type | Description |
|---|---|---|
| exception-id | required | ID of the exception. |
| class | optional | Exception class.
Exceptions are allowed only of type it.greenvulcano.gvesb.buffer.GVException and its subclass. The attribute's default value is: it.greenvulcano.gvesb.core.exc.GVCoreException. |
Might contain the sub-elements:
- Description
- ExceptionParam
ExceptionParam
This element specifies parameters to pass to the exception message.
The following table shows the ExceptionParam element's attributes:
| Attribute | Type | Description |
|---|---|---|
| name | required | Parameter name. |
| value | required | Parameter value. |
Might contain the sub-element Description.
