java Programming Glossary: classloader.getsystemclassloader
Adding files to java classpath at runtime http://stackoverflow.com/questions/1010919/adding-files-to-java-classpath-at-runtime throws IOException URLClassLoader sysloader URLClassLoader ClassLoader.getSystemClassLoader Class sysclass URLClassLoader.class try Method method sysclass.getDeclaredMethod..
Java Desktop.open(File f) reference file within JAR? http://stackoverflow.com/questions/1556187/java-desktop-openfile-f-reference-file-within-jar IllegalArgumentException URI is not hierarchical . URL url ClassLoader.getSystemClassLoader .getResource ... System.out.println url url url is valid Desktop.getDesktop..
How can I enumerate all classes in a package and add them to a List? http://stackoverflow.com/questions/176527/how-can-i-enumerate-all-classes-in-a-package-and-add-them-to-a-list Package pkgname becomes Path relPath URL resource ClassLoader.getSystemClassLoader .getResource relPath System.out.println ClassDiscovery Resource..
How can I implement an abstract singleton class in Java? http://stackoverflow.com/questions/2459061/how-can-i-implement-an-abstract-singleton-class-in-java this Class c B.class A.getInstance returns null and this ClassLoader.getSystemClassLoader .loadClass B A.getInstance return null Running both these in..
How do you change the CLASSPATH within Java? http://stackoverflow.com/questions/252893/how-do-you-change-the-classpath-within-java throws Exception URLClassLoader classLoader URLClassLoader ClassLoader.getSystemClassLoader Class clazz URLClassLoader.class Use reflection Method method..
Java Dynamically Loading a class http://stackoverflow.com/questions/3580752/java-dynamically-loading-a-class if urlClassLoader null final ClassLoader sysloader ClassLoader.getSystemClassLoader if sysloader instanceof URLClassLoader urlClassLoader URLClassLoader..
How can I add a Javaagent to a JVM without stopping the JVM? http://stackoverflow.com/questions/4817670/how-can-i-add-a-javaagent-to-a-jvm-without-stopping-the-jvm public static agentmain method. 3. The system class loader ClassLoader.getSystemClassLoader must support a mechanism to add an agent JAR file to the system..
URL to load resources from the classpath in Java http://stackoverflow.com/questions/861500/url-to-load-resources-from-the-classpath-in-java resource.extension new org.my.protocols.classpath.Handler ClassLoader.getSystemClassLoader and this will use your handler to open the connection. But again..
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