org.apache.solr.handler.dataimport
Class LogTransformer

java.lang.Object
  extended by org.apache.solr.handler.dataimport.Transformer
      extended by org.apache.solr.handler.dataimport.LogTransformer

public class LogTransformer
extends Transformer

A Transformer 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

Field Summary
static String LOG_LEVEL
           
static String LOG_TEMPLATE
           
 
Constructor Summary
LogTransformer()
           
 
Method Summary
 Object transformRow(Map<String,Object> row, Context ctx)
          The input is a row of data and the output has to be a new row.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

LOG_TEMPLATE

public static final String LOG_TEMPLATE
See Also:
Constant Field Values

LOG_LEVEL

public static final String LOG_LEVEL
See Also:
Constant Field Values
Constructor Detail

LogTransformer

public LogTransformer()
Method Detail

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 class Transformer
Parameters:
row - A row of data
ctx - 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 a List<Map<String, Object>>


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