JarLocation fix

1 files changed, 49 insertions, 0 deletions

diff --git a/BKUCommonGUI/src/main/java/at/gv/egiz/bku/utils/JarLocation.java b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/utils/JarLocation.java
new file mode 100644
index 00000000..c26ac3dd
--- /dev/null
+++ b/BKUCommonGUI/src/main/java/at/gv/egiz/bku/utils/JarLocation.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2011 by Graz University of Technology, Austria
+ * MOCCA has been developed by the E-Government Innovation Center EGIZ, a joint
+ * initiative of the Federal Chancellery Austria and Graz University of Technology.
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://www.osor.eu/eupl/
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ *
+ * This product combines work with different licenses. See the "NOTICE" text
+ * file for details on the various modules and licenses.
+ * The "NOTICE" text file is part of the distribution. Any derivative works
+ * that you distribute must include a readable copy of the "NOTICE" text file.
+ */
+
+package at.gv.egiz.bku.utils;
+
+import java.io.UnsupportedEncodingException;
+import java.net.URISyntaxException;
+import java.net.URLDecoder;
+import java.security.CodeSource;
+
+public class JarLocation {
+	public static String get(Class<?> c) throws URISyntaxException,
+			UnsupportedEncodingException {
+		CodeSource codeSource = c.getProtectionDomain().getCodeSource();
+
+		String loc;
+
+		if (codeSource.getLocation() != null) {
+			loc = codeSource.getLocation().toString();
+		} else {
+			loc = c.getResource(c.getSimpleName() + ".class").toString();
+		}
+		if (loc.startsWith("jar:")) {
+			loc = loc.substring(loc.indexOf(":") + 1, loc.indexOf("!"));
+			loc = URLDecoder.decode(loc, "UTF-8");
+		}
+		return loc;
+	}
+}