Class LogTransformer
- java.lang.Object
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- org.apache.solr.handler.dataimport.Transformer
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- org.apache.solr.handler.dataimport.LogTransformer
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public class LogTransformer extends Transformer
ATransformer
implementation which logs messages in a given template format.Refer to http://wiki.apache.org/solr/DataImportHandler for more details.
This API is experimental and may change in the future.
- Since:
- solr 1.4
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Field Summary
Fields Modifier and Type Field Description static String
LOG_LEVEL
static String
LOG_TEMPLATE
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Constructor Summary
Constructors Constructor Description LogTransformer()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
transformRow(Map<String,Object> row, Context ctx)
The input is a row of data and the output has to be a new row.
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Field Detail
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LOG_TEMPLATE
public static final String LOG_TEMPLATE
- See Also:
- Constant Field Values
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LOG_LEVEL
public static final String LOG_LEVEL
- See Also:
- Constant Field Values
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Method Detail
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transformRow
public Object transformRow(Map<String,Object> row, Context ctx)
Description copied from class:Transformer
The input is a row of data and the output has to be a new row.- Specified by:
transformRow
in classTransformer
- Parameters:
row
- A row of datactx
- The current context- Returns:
- The changed data. It must be a
Map
<String
,Object
> if it returns only one row or if there are multiple rows to be returned it must be aList
<Map
<String
,Object
>>
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