net.sf.farrago.type.runtime
Class RuntimeTypeUtil

java.lang.Object
  net.sf.farrago.type.runtime.RuntimeTypeUtil

public class RuntimeTypeUtil
extends Object

Runtime Utility Subroutines.

Version:

$Id: //open/dev/farrago/src/net/sf/farrago/type/runtime/RuntimeTypeUtil.java#13 $

Author:

Xiaoyang Luo

Field Summary

private static String	javaRegexSpecials
private static String[]	regCharClasses
private static String	SqlSimilarSpecials

Constructor Summary

protected

RuntimeTypeUtil()

Method Summary

private static void	similarEscapeRuleChecking(String sqlPattern, char escapeChar)
private static String	sqlSimilarRewrite(String sqlPattern, char escapeChar)
static int	sqlSimilarRewriteCharEnumeration(String sqlPattern, StringBuffer javaPattern, int pos, char escapeChar)
static String	SqlToRegexLike(String sqlPattern, CharSequence escapeStr) Translates the like pattern to java's regex pattern.
static String	SqlToRegexSimilar(String sqlPattern, CharSequence escapeStr)

Methods inherited from class java.lang.Object

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

Field Detail

javaRegexSpecials

private static final String javaRegexSpecials

See Also:

Constant Field Values

SqlSimilarSpecials

private static final String SqlSimilarSpecials

See Also:

Constant Field Values

regCharClasses

private static final String[] regCharClasses

Constructor Detail

RuntimeTypeUtil

protected RuntimeTypeUtil()

Method Detail

SqlToRegexLike

public static String SqlToRegexLike(String sqlPattern,
                                    CharSequence escapeStr)

Translates the like pattern to java's regex pattern.

similarEscapeRuleChecking

private static void similarEscapeRuleChecking(String sqlPattern,
                                              char escapeChar)

sqlSimilarRewrite

private static String sqlSimilarRewrite(String sqlPattern,
                                        char escapeChar)

sqlSimilarRewriteCharEnumeration

public static int sqlSimilarRewriteCharEnumeration(String sqlPattern,
                                                   StringBuffer javaPattern,
                                                   int pos,
                                                   char escapeChar)

SqlToRegexSimilar

public static String SqlToRegexSimilar(String sqlPattern,
                                       CharSequence escapeStr)