1 /*
2 * Copyright (c) 2015, 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 import java.lang.*;
26 import java.lang.reflect.*;
27 import jdk.internal.misc.JavaLangAccess;
28 import jdk.internal.misc.SharedSecrets;
29
30 class EmptyClassHelper {
31 static final JavaLangAccess jla = SharedSecrets.getJavaLangAccess();
32 static final String USE_APP = "useAppLoader";
33 public static void main(String[] args) throws Exception {
34 Class cls = null;
35 Method m = null;
36 ClassLoader appLoader = ClassLoader.getSystemClassLoader();
37 String className = "com.sun.tools.javac.Main";
38 if (args[0].equals(USE_APP)) {
39 cls = appLoader.loadClass(className);
40 System.out.println("appLoader loaded class");
41 try {
42 m = cls.getMethod("main", String[].class);
43 System.out.println("appLoader found method main");
44 } catch(NoSuchMethodException ex) {
45 System.out.println(ex.toString());
46 }
47 } else {
48 cls = jla.findBootstrapClassOrNull(appLoader, className);
|
1 /*
2 * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25 import java.lang.*;
26
27 import java.lang.reflect.Method;
28 import jdk.internal.access.JavaLangAccess;
29 import jdk.internal.access.SharedSecrets;
30
31 class EmptyClassHelper {
32 static final JavaLangAccess jla = SharedSecrets.getJavaLangAccess();
33 static final String USE_APP = "useAppLoader";
34 public static void main(String[] args) throws Exception {
35 Class cls = null;
36 Method m = null;
37 ClassLoader appLoader = ClassLoader.getSystemClassLoader();
38 String className = "com.sun.tools.javac.Main";
39 if (args[0].equals(USE_APP)) {
40 cls = appLoader.loadClass(className);
41 System.out.println("appLoader loaded class");
42 try {
43 m = cls.getMethod("main", String[].class);
44 System.out.println("appLoader found method main");
45 } catch(NoSuchMethodException ex) {
46 System.out.println(ex.toString());
47 }
48 } else {
49 cls = jla.findBootstrapClassOrNull(appLoader, className);
|