FilterAdapterHelper (Cloud Bigtable HBase Client for Java 1.12.0 API)

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

Class FilterAdapterHelper

• java.lang.Object
• • com.google.cloud.bigtable.hbase.adapters.filters.FilterAdapterHelper

• ---

  
  

  public class FilterAdapterHelper
  extends Object

  Helpers for filter adapters.

  Version:

  $Id: $Id

  Author:

  sduskis

• • 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

    All Methods Static Methods Concrete Methods 

    Modifier and Type	Method and Description
    static String	extractRegexPattern(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(RegexStringComparator comparator)

      Extract a regular expression from a RegexStringComparator.

      Parameters:

      comparator - a RegexStringComparator object.

      Returns:

      a String object.