Difference between revisions of "GVThrowException"

From GreenVulcano Wiki
Jump to: navigation, search
(Created page with "==Description== GVThrowException element stops the Flow with an exception. =={{GVESB}} Configuration== The element GVThrowException is used in a GVEndNode and allows to st...")
 
({{GVESB}} Configuration)
Line 25: Line 25:
  
 
All [[placeholders|metadata]]  are written in accordance with the above format.
 
All [[placeholders|metadata]]  are written in accordance with the above format.
 +
 
If an error occurs the [[placeholders|metadata]]  will not be replaced.
 
If an error occurs the [[placeholders|metadata]]  will not be replaced.
The GVThrowException Element is used by: GVEndNode.
+
 
 +
The GVThrowException Element is used by: [[GVEndNode]].
 +
 
 
The following table shows the GVThrowException element's attributes:
 
The following table shows the GVThrowException element's attributes:
 
{|class="gvtable"
 
{|class="gvtable"
Line 34: Line 37:
 
|-
 
|-
 
| class || optional || Exception class.
 
| class || optional || Exception class.
Exceptions are allowed only of type '''it.greenvulcano.gvesb.buffer.GVException''' and its subclass.
+
Exceptions are allowed only of type '''it.greenvulcano.gvesb.buffer.GVException''' and its subclass.<br/>
 
The attribute's default value is: it.greenvulcano.gvesb.core.exc.GVCoreException.
 
The attribute's default value is: it.greenvulcano.gvesb.core.exc.GVCoreException.
 
|}
 
|}

Revision as of 09:32, 23 February 2012

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:

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.