From e3f452250e51b7271f3989c7dfd12e4422934942 Mon Sep 17 00:00:00 2001
From: Michael Smith
Date: Thu, 21 May 2015 23:30:00 +0100
Subject: Support Gradle alongside SSJB

This makes builds faster, simpler and better automated but still keeps
Cuchaz happy. :)
---
 src/cuchaz/enigma/Util.java | 104 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 104 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..c7e509f
--- /dev/null
+++ b/src/cuchaz/enigma/Util.java
@@ -0,0 +1,104 @@
+/*******************************************************************************
+ * 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
+ * 
+ * Contributors:
+ *     Jeff Martin - initial API and implementation
+ ******************************************************************************/
+package cuchaz.enigma;
+
+import java.awt.Desktop;
+import java.io.Closeable;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+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;
+
+import com.google.common.io.CharStreams;
+
+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 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
+			}
+		}
+	}
+	
+	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);
+			}
+		}
+	}
+	
+	public static void writeClass(CtClass c) {
+		String name = Descriptor.toJavaName(c.getName());
+		File file = new File(name + ".class");
+		try (FileOutputStream out = new FileOutputStream(file)) {
+			out.write(c.toBytecode());
+		} catch (IOException | CannotCompileException ex) {
+			throw new Error(ex);
+		}
+	}
+}
-- 
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