Package org.apache.flink.cdc.common.utils

Class Predicates.RegExSplitterByDot

java.lang.Object

org.apache.flink.cdc.common.utils.Predicates.RegExSplitterByDot

All Implemented Interfaces:

TokenStream.Tokenizer

Enclosing class:

Predicates

public static class Predicates.RegExSplitterByDot
extends Object
implements TokenStream.Tokenizer

A tokenization class used to split a dot-separated list of regular expressions. If a comma is part of expression then it can be prepended with '\' so it will not act as a separator.

Constructor Summary

Constructors

Constructor	Description
RegExSplitterByDot()

Method Summary

Modifier and Type	Method	Description
static String[]	split(String identifier)
void	tokenize(TokenStream.CharacterStream input, TokenStream.Tokens tokens)	Process the supplied characters and construct the appropriate TokenStream.Token objects.

Methods inherited from class java.lang.Object

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

Constructor Detail

RegExSplitterByDot

public RegExSplitterByDot()

Method Detail

split

public static String[] split(String identifier)

tokenize

public void tokenize(TokenStream.CharacterStream input,
                     TokenStream.Tokens tokens)
              throws ParsingException

Description copied from interface: TokenStream.Tokenizer

Process the supplied characters and construct the appropriate TokenStream.Token objects.

Specified by:

tokenize in interface TokenStream.Tokenizer

Parameters:

input - the character input stream; never null

tokens - the factory for TokenStream.Token objects, which records the order in which the tokens are created

Throws:

ParsingException - if there is an error while processing the character stream (e.g., a quote is not closed, etc.)