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Oracle Fusion Middleware Java API Reference for Oracle ADF Model 11g Release 1 (11.1.1) E10653-04 |
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public interface FormatDataHandler
Interface to define a data handler for specific data format. The data handler extracts the data from the data stream with a specific format, e.g. XML, CSV etc.
Given the data set of that format, format handler can extract data and present
them as an Iterator
of Map
. The Map
contains the value of attributes as defined in the data structure. For complex
data, Map
s can contain other Iterator
of
Map
s as well.
Method Summary | |
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java.lang.Object |
getResult(java.util.Map params,
java.lang.String returnType)
Returns the resulting data extracted from the input. |
Method Detail |
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java.lang.Object getResult(java.util.Map params, java.lang.String returnType)
params
- parameters passed containig the context information.returnType
- data type of the returned value. This can be passed as null.
If no return type is specified, an Iterator of Map will be returned.
returnType
parameter.
If the type is available, an instance of that object is created. If no
type is specified an Iterator
of Map
objects
for the result will be created.
If no data found it can return null. The Map
contains the value of attributes as defined in the data structure.
For complex data, Map
s can contain other
Map
s as well.
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Oracle Fusion Middleware Java API Reference for Oracle ADF Model 11g Release 1 (11.1.1) E10653-04 |
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