org.apache.hadoop.hbase.mapreduce

Interface VisibilityExpressionResolver

All Superinterfaces:

org.apache.hadoop.conf.Configurable

All Known Implementing Classes:

DefaultVisibilityExpressionResolver

@InterfaceAudience.Public
public interface VisibilityExpressionResolver
extends org.apache.hadoop.conf.Configurable

Interface to convert visibility expressions into Tags for storing along with Cells in HFiles.

Method Summary

Modifier and Type	Method and Description
List<Tag>	createVisibilityExpTags(String visExpression) Convert visibility expression into tags to be serialized.
void	init() Giving a chance for the initialization.

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Method Detail

init

void init()

Giving a chance for the initialization.

createVisibilityExpTags

List<Tag> createVisibilityExpTags(String visExpression)
                           throws IOException

Convert visibility expression into tags to be serialized.

Parameters:

visExpression - the label expression

Returns:

The list of tags corresponds to the visibility expression. These tags will be stored along with the Cells.

Throws:

IOException