From 295eceece371b516e771de93b6127bf728999483 Mon Sep 17 00:00:00 2001
From: jeff
Date: Sat, 26 Jul 2014 19:24:00 -0400
Subject: initial commit

so far source analysis is working. =)
---
 src/cuchaz/enigma/Util.java | 65 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 src/cuchaz/enigma/Util.java

(limited to 'src/cuchaz/enigma/Util.java')

diff --git a/src/cuchaz/enigma/Util.java b/src/cuchaz/enigma/Util.java
new file mode 100644
index 0000000..c51eb62
--- /dev/null
+++ b/src/cuchaz/enigma/Util.java
@@ -0,0 +1,65 @@
+/*******************************************************************************
+ * Copyright (c) 2014 Jeff Martin.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Public License v3.0
+ * which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/gpl.html
+ * 
+ * Contributors:
+ *     Jeff Martin - initial API and implementation
+ ******************************************************************************/
+package cuchaz.enigma;
+
+import java.io.Closeable;
+import java.io.IOException;
+import java.util.jar.JarFile;
+
+
+public class Util
+{
+	public static int combineHashesOrdered( Object ... objs )
+	{
+		final int prime = 67;
+		int result = 1;
+		for( Object obj : objs )
+		{
+			result *= prime;
+			if( obj != null )
+			{
+				result += obj.hashCode();
+			}
+		}
+		return result;
+	}
+	
+	public static void closeQuietly( Closeable closeable )
+	{
+		if( closeable != null )
+		{
+			try
+			{
+				closeable.close();
+			}
+			catch( IOException ex )
+			{
+				// just ignore any further exceptions
+			}
+		}
+	}
+	
+	public static void closeQuietly( JarFile jarFile )
+	{
+		// silly library should implement Closeable...
+		if( jarFile != null )
+		{
+			try
+			{
+				jarFile.close();
+			}
+			catch( IOException ex )
+			{
+				// just ignore any further exceptions
+			}
+		}
+	}
+}
-- 
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