/*
- * Copyright 2006 the original author or authors.
+ * Copyright 2005-2010 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
- */
-
+ */
package org.wamblee.general;
-import java.io.IOException;
import java.io.File;
-import java.net.URLClassLoader;
-import java.net.URL;
+import java.io.IOException;
+
import java.lang.reflect.Method;
+import java.net.URL;
+import java.net.URLClassLoader;
+
/**
* Utility for working with the class loader. Based on the ClassPathHacker
- * example found on the internet.
+ * example found on the internet.
*/
public class ClassLoaderUtils {
-
// No logging in this class to keep the required class libraries
// limited to the standard java classes. This allows use of the
- // utilities in an environment with a very limited classpath.
-
+ // utilities in an environment with a very limited classpath.
private static final String JAR_SUFFIX = ".jar";
/**
- * Adds all jars in the given directory to the class path.
- * @param aDirectory Directory.
+ * Adds all jars in the given directory to the class path.
+ *
+ * @param aDirectory
+ * Directory.
* @throws IOException
*/
public static void addJarsInDirectory(File aDirectory) throws IOException {
for (File aFile : aDirectory.listFiles()) {
System.out
- .println("Considering '" + aFile.getCanonicalPath() + "'");
+ .println("Considering '" + aFile.getCanonicalPath() + "'");
+
if (aFile.getName().toLowerCase().endsWith(JAR_SUFFIX)) {
- System.out.println("Adding '" + aFile.getCanonicalPath()
- + "' to classpath.");
+ System.out.println("Adding '" + aFile.getCanonicalPath() +
+ "' to classpath.");
addFile(aFile);
}
}
/**
* Adds a file to the classpath.
- * @param aFilename Filename to add.
+ *
+ * @param aFilename
+ * Filename to add.
* @throws IOException
*/
public static void addFile(String aFilename) throws IOException {
}
/**
- * Adds a file to the classpath.
- * @param aFile File to add.
+ * Adds a file to the classpath.
+ *
+ * @param aFile
+ * File to add.
* @throws IOException
*/
public static void addFile(File aFile) throws IOException {
/**
* Adds a url to the classpath.
- * @param aUrl Url to add.
+ *
+ * @param aUrl
+ * Url to add.
* @throws IOException
*/
public static void addURL(URL aUrl) throws IOException {
-
URLClassLoader sysloader = (URLClassLoader) ClassLoader
- .getSystemClassLoader();
+ .getSystemClassLoader();
Class sysclass = URLClassLoader.class;
try {
- Method method = sysclass.getDeclaredMethod("addURL", new Class[]{ URL.class } );
+ Method method = sysclass.getDeclaredMethod("addURL",
+ new Class[] { URL.class });
method.setAccessible(true);
method.invoke(sysloader, new Object[] { aUrl });
} catch (Throwable t) {
t.printStackTrace();
throw new IOException(
- "Error, could not add URL to system classloader");
+ "Error, could not add URL to system classloader");
}
-
}
-
}