Difference between revisions of "Field"
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Revision as of 16:15, 21 February 2013
Description
This element allows to define the key and direction of the Expression defined above.
Field element is used by DataProviders.
GreenVulcano® ESB Configuration
The Field Element is used by:
- ArrayDataProvider
- Axis2MessageContextDataProvider
- Axis2SAAJSOAPMessageDataProvider
- CollectionDataProvider
- GVBufferChangeDataProvider
- HttpMethodDataProvider
- InputStreamDataProvider
- JMSBytesMessageDataProvider
- JMSMapMessageDataProvider
- JMSObjectMessageDataProvider
- JMSStreamMessageDataProvider
- JMSTextMessageDataProvider
- MapDataProvider
- ObjectDataProvider
- StringDataProvider
- XMLEventCollectionDataProvider.
The following table shows the Field element's attributes:
| Attribute | Type | Description |
|---|---|---|
| key | required | The attribute's value cannot be null. |
| type | fixed | This attribute must assume the value field. |
| direction | optional | Field direction.
by the attribute 'source-selector') the value returned by the expression, is added to the context with the prefix 'key_' + @key, and set the data provider to be returned in the output.
the attribute 'source-selector') the value returned by the expression is added to the context with the prefix 'key_' + @key.
In all cases, two variables are added to the context:
|
Contains a sub-element Expression.
Expression
The following table shows the Expression element's attributes:
| Attribute | Type | Description |
|---|---|---|
| type | required | The attribute's admitted values are:
|
As alternative at ognl tecnologies with this version, as DataProvide expression, you can use also javascript tecnologies
