From 2b954ff1fe88f35b59da6c6f6b82fde70274a6ef Mon Sep 17 00:00:00 2001
From: Michael Bien <mbien@fh-landshut.de>
Date: Sat, 27 Mar 2010 23:24:13 +0100
Subject: refactoring: renamed com.sun.opengl -> com.jogamp.opengl.
---
.../classes/com/jogamp/opengl/util/Locator.java | 137 +++++++++++++++++++++
1 file changed, 137 insertions(+)
create mode 100644 src/jogl/classes/com/jogamp/opengl/util/Locator.java
(limited to 'src/jogl/classes/com/jogamp/opengl/util/Locator.java')
diff --git a/src/jogl/classes/com/jogamp/opengl/util/Locator.java b/src/jogl/classes/com/jogamp/opengl/util/Locator.java
new file mode 100644
index 000000000..c524c0888
--- /dev/null
+++ b/src/jogl/classes/com/jogamp/opengl/util/Locator.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2009 Sun Microsystems, Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ */
+
+package com.jogamp.opengl.util;
+
+import java.util.*;
+import java.nio.*;
+import java.io.*;
+import java.net.*;
+
+/** Utilities for dealing with resources. */
+
+public class Locator {
+ private Locator() {}
+
+ /**
+ * Locates the resource using 'getResource(String path, ClassLoader cl)',
+ * with this context ClassLoader and the path as is,
+ * as well with the context's package name path plus the path.
+ *
+ * @see #getResource(String, ClassLoader)
+ */
+ public static URL getResource(Class context, String path) {
+ ClassLoader contextCL = (null!=context)?context.getClassLoader():null;
+ URL url = getResource(path, contextCL);
+ if (url == null && null!=context) {
+ // Try again by scoping the path within the class's package
+ String className = context.getName().replace('.', '/');
+ int lastSlash = className.lastIndexOf('/');
+ if (lastSlash >= 0) {
+ String tmpPath = className.substring(0, lastSlash + 1) + path;
+ url = getResource(tmpPath, contextCL);
+ }
+ }
+ return url;
+ }
+
+ /**
+ * Locates the resource using the ClassLoader's facility,
+ * the absolute URL and absolute file.
+ *
+ * @see ClassLoader#getResource(String)
+ * @see ClassLoader#getSystemResource(String)
+ * @see URL#URL(String)
+ * @see File#File(String)
+ */
+ public static URL getResource(String path, ClassLoader cl) {
+ URL url = null;
+ if (cl != null) {
+ url = cl.getResource(path);
+ } else {
+ url = ClassLoader.getSystemResource(path);
+ }
+ if(!urlExists(url)) {
+ url = null;
+ try {
+ url = new URL(path);
+ } catch (MalformedURLException e) { }
+ }
+ if(!urlExists(url)) {
+ url = null;
+ try {
+ File file = new File(path);
+ if(file.exists()) {
+ url = file.toURL();
+ }
+ } catch (MalformedURLException e) {}
+ }
+ return url;
+ }
+
+ /**
+ * Generates a path for the 'relativeFile' relative to the 'absoluteFileLocation'
+ */
+ public static String getRelativeOf(String absoluteFileLocation, String relativeFile) {
+ File file = new File(absoluteFileLocation);
+ file = file.getParentFile();
+ while (file != null && relativeFile.startsWith("../")) {
+ file = file.getParentFile();
+ relativeFile = relativeFile.substring(3);
+ }
+ if (file != null) {
+ String res = new File(file, relativeFile).getPath();
+ // Handle things on Windows
+ return res.replace('\\', '/');
+ } else {
+ return relativeFile;
+ }
+ }
+
+ /**
+ * Returns true, if the url exists,
+ * trying to open a connection.
+ */
+ public static boolean urlExists(URL url) {
+ boolean v = false;
+ if(null!=url) {
+ try {
+ URLConnection uc = url.openConnection();
+ v = true;
+ } catch (IOException ioe) { }
+ }
+ return v;
+ }
+
+}
+
--
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