aoqi@0: /*
aoqi@0:  * Copyright (c) 2007, 2009, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 6627362
aoqi@0:  * @summary javac generates code that uses array.clone,
aoqi@0:  *          which is not available on JavaCard
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.lang.reflect.*;
aoqi@0: import java.net.*;
aoqi@0: import java.util.*;
aoqi@0: 
aoqi@0: public class T6627362 {
aoqi@0:     static String testSrc = System.getProperty("test.src", ".");
aoqi@0: 
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new T6627362().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     public void run() throws Exception {
aoqi@0:         testStandard();
aoqi@0:         testNoClone();
aoqi@0:         if (errors > 0)
aoqi@0:             throw new Error(errors + " test cases failed");
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testStandard() throws Exception {
aoqi@0:         // compile and disassemble E.java, check for reference to Object.clone()
aoqi@0:         File x = new File(testSrc, "x");
aoqi@0:         String[] jcArgs = { "-d", ".",
aoqi@0:                             new File(x, "E.java").getPath() };
aoqi@0:         compile(jcArgs);
aoqi@0: 
aoqi@0:         String[] jpArgs = { "-classpath", ".", "-c", "E" };
aoqi@0: 
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         javap(new PrintWriter(sw, true), jpArgs);
aoqi@0:         check(sw.toString(), "Method \"[LE;\".clone:()Ljava/lang/Object;");
aoqi@0:         callValues();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void testNoClone() throws Exception {
aoqi@0:         // compile and disassemble E.java, using modified Object.java,
aoqi@0:         // check for reference to System.arraycopy
aoqi@0:         File x = new File(testSrc, "x");
aoqi@0:         String[] jcArgs = { "-d", ".",
aoqi@0:                             new File(x, "E.java").getPath(),
aoqi@0:                             new File(x, "Object.java").getPath()};
aoqi@0:         compile(jcArgs);
aoqi@0: 
aoqi@0:         String[] jpArgs = { "-classpath", ".", "-c", "E" };
aoqi@0: 
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         javap(new PrintWriter(sw, true), jpArgs);
aoqi@0:         check(sw.toString(), "// Method java/lang/System.arraycopy:(Ljava/lang/Object;ILjava/lang/Object;II)V");
aoqi@0:         callValues();
aoqi@0:     }
aoqi@0: 
aoqi@0:     void compile(String... args) {
aoqi@0:         int rc = com.sun.tools.javac.Main.compile(args);
aoqi@0:         if (rc != 0)
aoqi@0:             throw new Error("javac failed: " + Arrays.asList(args) + ": " + rc);
aoqi@0:     }
aoqi@0: 
aoqi@0:     void javap(PrintWriter out, String... args) throws Exception {
aoqi@0:         int rc = com.sun.tools.javap.Main.run(args, out);
aoqi@0:         if (rc != 0)
aoqi@0:             throw new Error("javap failed: " + Arrays.asList(args) + ": " + rc);
aoqi@0:     }
aoqi@0: 
aoqi@0:     void check(String s, String require) {
aoqi@0:         System.out.println("Checking:\n" + s);
aoqi@0:         if (s.indexOf(require) == -1) {
aoqi@0:             System.err.println("Can't find " + require);
aoqi@0:             errors++;
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     void callValues() {
aoqi@0:         try {
aoqi@0:             File dot = new File(System.getProperty("user.dir"));
aoqi@0:             ClassLoader cl = new URLClassLoader(new URL[] { dot.toURL() });
aoqi@0:             Class<?> e_class = cl.loadClass("E");
aoqi@0:             Method m = e_class.getMethod("values", new Class[] { });
aoqi@0:             //System.err.println(m);
aoqi@0:             Object o = m.invoke(null, (Object[]) null);
aoqi@0:             List<Object> v = Arrays.asList((Object[]) o);
aoqi@0:             if (!v.toString().equals("[a, b, c]"))
aoqi@0:                 throw new Error("unexpected result for E.values(): " + v);
aoqi@0:         } catch (Exception e) {
aoqi@0:             throw new Error(e);
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0:     int errors;
aoqi@0: }
aoqi@0: