Class zwt.tpl.Transformer
Extends
zwt.Object.
This is the base class for JSON transformation processor.
Instances of this class can be obtained with zwt.tpl.Template#newTransformer and then be used to transform a JSON object into another data representation or directly into the document.
A transformer may be used multiple times, parameters are preserved across processing.
Defined in: Transformer.js.
| Constructor Attributes | Constructor Name and Description |
|---|---|
| Method Attributes | Method Name and Description |
|---|---|
|
Clear the parameters of the transformer.
|
|
|
getParameter(String_name)
Return the value for the specified parameter.
|
|
|
setParameter(String_name, String_value)
Set the specified parameter in the transformer.
|
|
|
transform(Object_data)
Transform the specified object into another data representation.
|
|
|
transformIntoDocument(Object_data, Element_element)
Transform the specified object and put the resulting data representation into the document under the specified node.
|
Method Detail
clearParameters()
Clear the parameters of the transformer.
{String}
getParameter(String_name)
Return the value for the specified parameter.
- Parameters:
- String_name
- Returns:
- The parameter value or null
setParameter(String_name, String_value)
Set the specified parameter in the transformer.
- Parameters:
- {String} String_name
- The name of the parameter to set.
- {String} String_value
- The the parameter value to set.
{Object}
transform(Object_data)
Transform the specified object into another data representation.
The resulting data representation depends on the implementation.
This default implementation does nothing.
- Parameters:
- {Object} Object_data
- The input data to transform
- Returns:
- A resulting data object
transformIntoDocument(Object_data, Element_element)
Transform the specified object and put the resulting data representation into the document under the specified node.
This default implementation does nothing.
- Parameters:
- {Object} Object_data
- The input data to transform
- {Element} Element_element
- The document element under which resulting data should be inserted