From ac7e9a61460554aa0183c677bb15d1f473519f55 Mon Sep 17 00:00:00 2001
From: James Moger <james.moger@gitblit.com>
Date: Fri, 07 Dec 2012 08:24:43 -0500
Subject: [PATCH] Harden metrics from polluted data (issue-176)

---
 src/com/gitblit/utils/StringUtils.java |   14 ++++++++++++++
 1 files changed, 14 insertions(+), 0 deletions(-)

diff --git a/src/com/gitblit/utils/StringUtils.java b/src/com/gitblit/utils/StringUtils.java
index 8684004..86823db 100644
--- a/src/com/gitblit/utils/StringUtils.java
+++ b/src/com/gitblit/utils/StringUtils.java
@@ -719,4 +719,18 @@
 		Matcher m = p.matcher(input);
 		return m.matches();
 	}
+	
+	/**
+	 * Removes new line and carriage return chars from a string.
+	 * If input value is null an empty string is returned.
+	 *  
+	 * @param input
+	 * @return a sanitized or empty string
+	 */
+	public static String removeNewlines(String input) {
+		if (input == null) {
+			return "";
+		}
+		return input.replace('\n',' ').replace('\r',  ' ').trim();
+	}
 }
\ No newline at end of file

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