Revert "Removed util"

This reverts commit 648239667318a26169488274cf73662afd85d0a8.

1 files changed, 68 insertions, 0 deletions

diff --git a/src/main/java/cuchaz/enigma/Util.java b/src/main/java/cuchaz/enigma/Util.java
new file mode 100644
index 00000000..9445b2b4
--- /dev/null
+++ b/src/main/java/cuchaz/enigma/Util.java
@@ -0,0 +1,68 @@
+/*******************************************************************************
+ * Copyright (c) 2015 Jeff Martin.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the GNU Lesser General Public
+ * License v3.0 which accompanies this distribution, and is available at
+ * http://www.gnu.org/licenses/lgpl.html
+ * <p>
+ * Contributors:
+ * Jeff Martin - initial API and implementation
+ ******************************************************************************/
+package cuchaz.enigma;
+
+import com.google.common.io.CharStreams;
+
+import java.awt.Desktop;
+import java.io.*;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.Arrays;
+import java.util.jar.JarFile;
+
+import javassist.CannotCompileException;
+import javassist.CtClass;
+import javassist.bytecode.Descriptor;
+
+public class Util {
+
+    public static int combineHashesOrdered(Object... objs) {
+        return combineHashesOrdered(Arrays.asList(objs));
+    }
+
+    public static int combineHashesOrdered(Iterable<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 String readStreamToString(InputStream in) throws IOException {
+        return CharStreams.toString(new InputStreamReader(in, "UTF-8"));
+    }
+
+    public static String readResourceToString(String path) throws IOException {
+        InputStream in = Util.class.getResourceAsStream(path);
+        if (in == null) {
+            throw new IllegalArgumentException("Resource not found! " + path);
+        }
+        return readStreamToString(in);
+    }
+
+    public static void openUrl(String url) {
+        if (Desktop.isDesktopSupported()) {
+            Desktop desktop = Desktop.getDesktop();
+            try {
+                desktop.browse(new URI(url));
+            } catch (IOException ex) {
+                throw new Error(ex);
+            } catch (URISyntaxException ex) {
+                throw new IllegalArgumentException(ex);
+            }
+        }
+    }
+}