Package org.apache.calcite.adapter.enumerable

Class MatchUtils

java.lang.Object

org.apache.calcite.adapter.enumerable.MatchUtils

public class MatchUtils
extends Object

Class with static Helpers for MATCH_RECOGNIZE.

Method Summary

Modifier and Type	Method	Description
static <E> int	lastWithSymbol(String symbol, List<E> rows, List<String> symbols, int startIndex)	Returns the highest index whose corresponding symbol matches, -1 otherwise.
static int	lastWithSymbolOrLast(String symbol, List<String> symbols, int startIndex)	Returns the highest index whose corresponding symbol matches, startIndex otherwise.
static void	print(int s)

Methods inherited from class java.lang.Object

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

Method Details

lastWithSymbol

public static <E> int lastWithSymbol(String symbol,
 List<E> rows,
 List<String> symbols,
 int startIndex)

Returns the highest index whose corresponding symbol matches, -1 otherwise.

Parameters:

symbol - Target Symbol

rows - List of passed rows

symbols - Corresponding symbols to rows

Returns:

index or -1

lastWithSymbolOrLast

public static int lastWithSymbolOrLast(String symbol,
 List<String> symbols,
 int startIndex)

Returns the highest index whose corresponding symbol matches, startIndex otherwise.

Parameters:

symbol - Target Symbol

symbols - Corresponding symbols to rows

Returns:

index or startIndex

print

public static void print(int s)