1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/test/tools/javap/T6271787.java Tue Jun 03 13:26:47 2008 -0700 1.3 @@ -0,0 +1,90 @@ 1.4 +/* 1.5 + * Copyright 2008 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + */ 1.26 + 1.27 +/* 1.28 + * @test 1.29 + * @bug 6271787 1.30 + * @summary javap dumps LocalVariableTypeTable attribute in hex, needs to print a table 1.31 + */ 1.32 + 1.33 +import java.io.*; 1.34 + 1.35 +public class T6271787 { 1.36 + public static void main(String[] args) throws Exception { 1.37 + new T6271787().run(); 1.38 + } 1.39 + 1.40 + public void run() throws IOException { 1.41 + File javaFile = writeTestFile(); 1.42 + File classFile = compileTestFile(javaFile); 1.43 + 1.44 + verify(classFile, 1.45 + "LocalVariableTypeTable:", 1.46 + "0 5 0 this LTest<TT;>;" // should consider decoding this in javap 1.47 + ); 1.48 + 1.49 + if (errors > 0) 1.50 + throw new Error(errors + " found."); 1.51 + } 1.52 + 1.53 + File writeTestFile() throws IOException { 1.54 + File f = new File("Test.java"); 1.55 + PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f))); 1.56 + out.println("class Test<T> { }"); 1.57 + out.close(); 1.58 + return f; 1.59 + } 1.60 + 1.61 + File compileTestFile(File f) { 1.62 + int rc = com.sun.tools.javac.Main.compile(new String[] { "-g", f.getPath() }); 1.63 + if (rc != 0) 1.64 + throw new Error("compilation failed. rc=" + rc); 1.65 + String path = f.getPath(); 1.66 + return new File(path.substring(0, path.length() - 5) + ".class"); 1.67 + } 1.68 + 1.69 + String javap(File f) { 1.70 + StringWriter sw = new StringWriter(); 1.71 + PrintWriter out = new PrintWriter(sw); 1.72 + int rc = com.sun.tools.javap.Main.run(new String[] { "-v", f.getPath() }, out); 1.73 + if (rc != 0) 1.74 + throw new Error("javap failed. rc=" + rc); 1.75 + out.close(); 1.76 + return sw.toString(); 1.77 + } 1.78 + 1.79 + void verify(File classFile, String... expects) { 1.80 + String output = javap(classFile); 1.81 + for (String expect: expects) { 1.82 + if (output.indexOf(expect)< 0) 1.83 + error(expect + " not found"); 1.84 + } 1.85 + } 1.86 + 1.87 + void error(String msg) { 1.88 + System.err.println(msg); 1.89 + errors++; 1.90 + } 1.91 + 1.92 + int errors; 1.93 +}