diff options
Diffstat (limited to 'gprofng/testsuite/gprofng.display/jsynprog/Launcher.java')
| -rw-r--r-- | gprofng/testsuite/gprofng.display/jsynprog/Launcher.java | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/gprofng/testsuite/gprofng.display/jsynprog/Launcher.java b/gprofng/testsuite/gprofng.display/jsynprog/Launcher.java new file mode 100644 index 00000000000..33ee06cd8db --- /dev/null +++ b/gprofng/testsuite/gprofng.display/jsynprog/Launcher.java @@ -0,0 +1,90 @@ +// Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved. +// @(#)Launcher.java 1.3 10/03/24 SMI + +import java.lang.reflect.*; + +public class Launcher { +// Byte array for dynamically loaded class: // +//public class DynLoadedClass { // +// public int DynamicFunction(int x) { // +// float f = 0; // +// for (int k=0 ; k<20000; k++) { // +// f = ((float)k) / x; // +// } // +// return (int)f; // +// } // +// // +// public static void main(String[] args){ // +// DynLoadedClass dcls = new DynLoadedClass(); // +// for (int k=0 ; k<10; k++) { // +// dcls.DynamicFunction(k); // +// } // +// } // +//} // +static final byte [] bClassGenerated = { + -54, -2, -70, -66, 0, 0, 0, 46, 0, 20, 10, 0, 5, 0, 16, 7, 0, 17, 10, 0, 2, 0, 16, 10, 0, 2, + 0, 18, 7, 0, 19, 1, 0, 6, 60, 105, 110, 105, 116, 62, 1, 0, 3, 40, 41, 86, 1, 0, 4, 67, 111, + 100, 101, 1, 0, 15, 76, 105, 110, 101, 78, 117, 109, 98, 101, 114, 84, 97, 98, 108, 101, 1, 0, 15, 68, 121, + 110, 97, 109, 105, 99, 70, 117, 110, 99, 116, 105, 111, 110, 1, 0, 4, 40, 73, 41, 73, 1, 0, 4, 109, 97, + 105, 110, 1, 0, 22, 40, 91, 76, 106, 97, 118, 97, 47, 108, 97, 110, 103, 47, 83, 116, 114, 105, 110, 103, 59, + 41, 86, 1, 0, 10, 83, 111, 117, 114, 99, 101, 70, 105, 108, 101, 1, 0, 19, 68, 121, 110, 76, 111, 97, 100, + 101, 100, 67, 108, 97, 115, 115, 46, 106, 97, 118, 97, 12, 0, 6, 0, 7, 1, 0, 14, 68, 121, 110, 76, 111, + 97, 100, 101, 100, 67, 108, 97, 115, 115, 12, 0, 10, 0, 11, 1, 0, 16, 106, 97, 118, 97, 47, 108, 97, 110, + 103, 47, 79, 98, 106, 101, 99, 116, 0, 33, 0, 2, 0, 5, 0, 0, 0, 0, 0, 3, 0, 1, 0, 6, 0, + 7, 0, 1, 0, 8, 0, 0, 0, 29, 0, 1, 0, 1, 0, 0, 0, 5, 42, -73, 0, 1, -79, 0, 0, 0, + 1, 0, 9, 0, 0, 0, 6, 0, 1, 0, 0, 0, 1, 0, 1, 0, 10, 0, 11, 0, 1, 0, 8, 0, 0, + 0, 66, 0, 2, 0, 4, 0, 0, 0, 26, 11, 69, 3, 62, 29, 17, 78, 32, -94, 0, 15, 29, -122, 27, -122, + 110, 69, -124, 3, 1, -89, -1, -16, 36, -117, -84, 0, 0, 0, 1, 0, 9, 0, 0, 0, 22, 0, 5, 0, 0, + 0, 3, 0, 2, 0, 4, 0, 11, 0, 5, 0, 17, 0, 4, 0, 23, 0, 7, 0, 9, 0, 12, 0, 13, 0, + 1, 0, 8, 0, 0, 0, 69, 0, 2, 0, 3, 0, 0, 0, 29, -69, 0, 2, 89, -73, 0, 3, 76, 3, 61, + 28, 16, 10, -94, 0, 15, 43, 28, -74, 0, 4, 87, -124, 2, 1, -89, -1, -15, -79, 0, 0, 0, 1, 0, 9, + 0, 0, 0, 22, 0, 5, 0, 0, 0, 11, 0, 8, 0, 12, 0, 16, 0, 13, 0, 22, 0, 12, 0, 28, 0, + 15, 0, 1, 0, 14, 0, 0, 0, 2, 0, 15 + }; + + private static DynClassLoader persistentInstance; + + public static DynClassLoader getPersistentInstance() + { + if (persistentInstance == null) + persistentInstance = new DynClassLoader(); + return persistentInstance; + } + + public static void main(String args []) { + if (args.length != 1) { + System.err.println("Usage: Launcher DynLoadedClass"); + return; + } + + String className = args[0]; // Dynamic class name + + try { + Class genClass = getPersistentInstance().getClassFromByteArray(className, bClassGenerated); + Method[] methods_g = genClass.getDeclaredMethods(); + + for (int i = 0; i < methods_g.length; i++) { + Method m = methods_g[i]; + String methodName = m.getName(); + String progArgs[] = new String[1]; + //System.out.println("Invoking method " + className + "." + methodName); + if (methodName.equals("main")) + m.invoke( null, (Object[]) progArgs ); + } + } catch (InvocationTargetException iex) { + System.err.println("InvocationTargetException"); + } catch (IllegalAccessException aex) { + System.err.println("IllegalAccessException"); + } + } + + // Class loader to generate dynamic class on the fly from the byte array + private static class DynClassLoader extends ClassLoader { + public DynClassLoader() { } + public Class getClassFromByteArray(String name, byte[] b) { + return super.defineClass(name, b, 0, b.length); + } + } + + +} |