1/* 2 * Copyright (c) 2010, 2016, 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 * @test 26 * @bug 7004698 27 * @summary javap does not output CharacterRangeTable attributes correctly 28 * @modules jdk.jdeps/com.sun.tools.javap 29 */ 30 31import java.io.*; 32import java.util.*; 33import java.util.regex.*; 34 35public class T7004698 { 36 public static void main(String... args) throws Exception { 37 new T7004698().run(); 38 } 39 40 void run() throws Exception { 41 File srcDir = new File(System.getProperty("test.src")); 42 File srcFile = new File(srcDir, T7004698.class.getSimpleName() + ".java"); 43 File classesDir = new File("."); 44 compile("-Xjcov", 45 "--add-modules", "jdk.jdeps", 46 "--add-exports", "jdk.jdeps/com.sun.tools.javap=ALL-UNNAMED", 47 "-d", classesDir.getPath(), 48 srcFile.getPath()); 49 50 File classFile = new File(classesDir, T7004698.class.getSimpleName() + ".class"); 51 String out = javap("-v", classFile.getPath()); 52 53 Pattern attrBody = Pattern.compile("[0-9a-f, ]+//[-0-9a-z:, ]+"); 54 Pattern endOfAttr = Pattern.compile("(^$|[A-Z][A-Za-z0-9_]+:.*|})"); 55 boolean inAttr = false; 56 int count = 0; 57 int errors = 0; 58 for (String line: out.split(System.getProperty("line.separator"))) { 59 line = line.trim(); 60 if (line.equals("CharacterRangeTable:")) { 61 inAttr = true; 62 count++; 63 } else if (inAttr) { 64 if (endOfAttr.matcher(line).matches()) { 65 inAttr = false; 66 } else if (!attrBody.matcher(line).matches()) { 67 System.err.println("unexpected line found: " + line); 68 errors++; 69 } 70 } 71 } 72 if (count == 0) 73 throw new Exception("no attribute instances found"); 74 75 if (errors > 0) 76 throw new Exception(errors + " errors found"); 77 } 78 79 void compile(String... args) throws Exception { 80 StringWriter sw = new StringWriter(); 81 PrintWriter pw = new PrintWriter(sw); 82 int rc = com.sun.tools.javac.Main.compile(args, pw); 83 pw.close(); 84 String out = sw.toString(); 85 if (!out.isEmpty()) 86 System.err.println(out); 87 if (rc != 0) 88 throw new Exception("javac failed unexpectedly; rc=" + rc); 89 } 90 91 String javap(String... args) throws Exception { 92 StringWriter sw = new StringWriter(); 93 PrintWriter pw = new PrintWriter(sw); 94 int rc = com.sun.tools.javap.Main.run(args, pw); 95 pw.close(); 96 String out = sw.toString(); 97 if (!out.isEmpty()) 98 System.err.println(out); 99 if (rc != 0) 100 throw new Exception("javap failed unexpectedly; rc=" + rc); 101 return out; 102 } 103} 104