org.apache.hadoop.hive.ql.exec.vector.expressions
Class AbstractFilterStringColLikeStringScalar.ComplexChecker

java.lang.Object
  org.apache.hadoop.hive.ql.exec.vector.expressions.AbstractFilterStringColLikeStringScalar.ComplexChecker

All Implemented Interfaces:

AbstractFilterStringColLikeStringScalar.Checker

Enclosing class:

AbstractFilterStringColLikeStringScalar

protected static class AbstractFilterStringColLikeStringScalar.ComplexChecker
extends Object
implements AbstractFilterStringColLikeStringScalar.Checker

Matches each string to a pattern with Java regular expression package.

Method Summary

boolean

check(byte[] byteS, int start, int len) Checks whether the given string matches with its pattern.

Methods inherited from class java.lang.Object

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

Method Detail

check

public boolean check(byte[] byteS,
                     int start,
                     int len)

Description copied from interface: AbstractFilterStringColLikeStringScalar.Checker

Checks whether the given string matches with its pattern.

Specified by:

check in interface AbstractFilterStringColLikeStringScalar.Checker

Parameters:

byteS - The byte array that contains the string

start - The start position of the string

len - The length of the string

Returns:

Whether it matches or not.