diff options
Diffstat (limited to 'libjava/classpath/gnu/regexp/RETokenPOSIX.java')
-rw-r--r-- | libjava/classpath/gnu/regexp/RETokenPOSIX.java | 35 |
1 files changed, 27 insertions, 8 deletions
diff --git a/libjava/classpath/gnu/regexp/RETokenPOSIX.java b/libjava/classpath/gnu/regexp/RETokenPOSIX.java index 4182c6fab98..dbea98aee82 100644 --- a/libjava/classpath/gnu/regexp/RETokenPOSIX.java +++ b/libjava/classpath/gnu/regexp/RETokenPOSIX.java @@ -1,5 +1,5 @@ /* gnu/regexp/RETokenPOSIX.java - Copyright (C) 1998-2001, 2004 Free Software Foundation, Inc. + Copyright (C) 2006 Free Software Foundation, Inc. This file is part of GNU Classpath. @@ -85,8 +85,17 @@ final class RETokenPOSIX extends REToken { return 1; } - boolean match(CharIndexed input, REMatch mymatch) { - char ch = input.charAt(mymatch.index); + REMatch matchThis(CharIndexed input, REMatch mymatch) { + char ch = input.charAt(mymatch.index); + boolean retval = matchOneChar(ch); + if (retval) { + ++mymatch.index; + return mymatch; + } + return null; + } + + boolean matchOneChar(char ch) { if (ch == CharIndexed.OUT_OF_BOUNDS) return false; @@ -134,11 +143,21 @@ final class RETokenPOSIX extends REToken { } if (negated) retval = !retval; - if (retval) { - ++mymatch.index; - return next(input, mymatch); - } - else return false; + return retval; + } + + boolean returnsFixedLengthMatches() { return true; } + + int findFixedLengthMatches(CharIndexed input, REMatch mymatch, int max) { + int index = mymatch.index; + int numRepeats = 0; + while (true) { + if (numRepeats >= max) break; + char ch = input.charAt(index++); + if (! matchOneChar(ch)) break; + numRepeats++; + } + return numRepeats; } void dump(StringBuffer os) { |