Signed-off-by: Florian Koeberle <florianskarten@xxxxxx>
---
.../src/org/spearce/jgit/lib/FNMatchPattern.java | 81 ++++++++++++++++++++
1 files changed, 81 insertions(+), 0 deletions(-)
create mode 100644 org.spearce.jgit/src/org/spearce/jgit/lib/FNMatchPattern.java
diff --git a/org.spearce.jgit/src/org/spearce/jgit/lib/FNMatchPattern.java b/org.spearce.jgit/src/org/spearce/jgit/lib/FNMatchPattern.java
new file mode 100644
index 0000000..005659e
--- /dev/null
+++ b/org.spearce.jgit/src/org/spearce/jgit/lib/FNMatchPattern.java
@@ -0,0 +1,81 @@
+/*
+ * Copyright (C) 2008 Florian Köberle
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License, version 2, as published by the Free Software Foundation.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
+ */
+package org.spearce.jgit.lib;
+
+import java.util.regex.Pattern;
+
+/**
+ * This class represents a pattern which should work like the fnmatch method.
+ * <code>new FNMatchPattern(exp).matches(input)</code> should do the same like
+ * <code>fnmatch(exp, input, 0) == 0</code>
+ *
+ * As this isn't a one to one code port, but written based on the documentation
+ * of fnmatch it can be that the behavior of this class differ in some corner
+ * cases from the behavior of the fnmatch function.
+ */
+public class FNMatchPattern {
+
+ private final Pattern regexPattern;
+
+ private static String toRegexString(String fnmatchPattern) {
+ final StringBuilder regexStringBuilder = new StringBuilder();
+ char perviosCharacter = 0;
+ for (int i = 0; i < fnmatchPattern.length(); i++) {
+ final char c = fnmatchPattern.charAt(i);
+ switch (c) {
+ case '^':
+ if (perviosCharacter == '[') {
+ regexStringBuilder.append('!');
+ } else {
+ regexStringBuilder.append("\\x5E");
+ }
+ break;
+ case '.':
+ regexStringBuilder.append("\\x2E");
+ break;
+ case '*':
+ regexStringBuilder.append(".*");
+ break;
+ default:
+ regexStringBuilder.append(c);
+ }
+ perviosCharacter = c;
+ }
+ return regexStringBuilder.toString();
+ }
+
+ /**
+ *
+ * @param fnmatchPattern
+ * must be a valid fnmatch pattern string.
+ */
+ public FNMatchPattern(String fnmatchPattern) {
+ final String regularExpression = toRegexString(fnmatchPattern);
+ this.regexPattern = Pattern.compile(regularExpression);
+ }
+
+ /**
+ *
+ * @param stringToMatch
+ * the string to match.
+ * @return true when this pattern matches.
+ */
+ public boolean matches(String stringToMatch) {
+ return regexPattern.matcher(stringToMatch).matches();
+ }
+
+}
--
1.5.4.3
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