com.google.cloud.bigtable.hbase.adapters.filters

Class FilterAdapterHelper

java.lang.Object

com.google.cloud.bigtable.hbase.adapters.filters.FilterAdapterHelper

@InternalApi(value="For internal usage only")
public class FilterAdapterHelper
extends Object

Helpers for filter adapters.

For internal use only - public for technical reasons.

Field Summary

Fields

Modifier and Type	Field and Description
static com.google.bigtable.v2.RowFilter	ACCEPT_ALL_FILTER A RowFilter that will match all cells.

Constructor Summary

Constructors

Constructor and Description
FilterAdapterHelper()

Method Summary

Modifier and Type	Method and Description
static String	extractRegexPattern(org.apache.hadoop.hbase.filter.RegexStringComparator comparator) Extract a regular expression from a RegexStringComparator.
static String	getSingleFamilyName(FilterAdapterContext context) Extract a single family name from a FilterAdapterContext.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ACCEPT_ALL_FILTER

public static final com.google.bigtable.v2.RowFilter ACCEPT_ALL_FILTER

A RowFilter that will match all cells.

Constructor Detail

FilterAdapterHelper

public FilterAdapterHelper()

Method Detail

getSingleFamilyName

public static String getSingleFamilyName(FilterAdapterContext context)

Extract a single family name from a FilterAdapterContext. Throws if there is not exactly 1 family present in the scan.

Parameters:

context - a FilterAdapterContext object.

Returns:

a String object.

extractRegexPattern

public static String extractRegexPattern(org.apache.hadoop.hbase.filter.RegexStringComparator comparator)

Extract a regular expression from a RegexStringComparator.

Parameters:

comparator - a RegexStringComparator object.

Returns:

a String object.