[CIShell-SVN] SF.net SVN: cishell:[995] trunk/core/org.cishell.utilities/src/org/cishell/ utilities/StringUtilities.java

[<pat...@us...>]

Revision: 995
          http://cishell.svn.sourceforge.net/cishell/?rev=995&view=rev
Author:   pataphil
Date:     2009-12-18 22:50:57 +0000 (Fri, 18 Dec 2009)

Log Message:
-----------
* Added StringUtilities.prefixIndex.

Modified Paths:
--------------
    trunk/core/org.cishell.utilities/src/org/cishell/utilities/StringUtilities.java

Modified: trunk/core/org.cishell.utilities/src/org/cishell/utilities/StringUtilities.java
===================================================================
--- trunk/core/org.cishell.utilities/src/org/cishell/utilities/StringUtilities.java	2009-12-17 20:26:50 UTC (rev 994)
+++ trunk/core/org.cishell.utilities/src/org/cishell/utilities/StringUtilities.java	2009-12-18 22:50:57 UTC (rev 995)
@@ -161,4 +161,18 @@
 				cleanedWord.substring(1).toLowerCase();
 		}
 	}
+
+	public static int prefixIndex(String target, String[] prefixes) {
+		/*
+		 * Look for the prefixes in reverse order (so a longer one will win out over a shorter one
+		 *  if they both have a beginning in common).
+		 */
+		for (int ii = (prefixes.length - 1); ii >= 0; ii--) {
+			if (target.startsWith(prefixes[ii])) {
+				return ii;
+			}
+		}
+
+		return -1;
+	}
 }


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