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 31 import java.io.*; 32 import java.util.*; 33 import java.util.regex.*; 34 35 public 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-exports", "jdk.jdeps/com.sun.tools.javap=ALL-UNNAMED", 46 "-d", classesDir.getPath(), 47 srcFile.getPath()); 48 49 File classFile = new File(classesDir, T7004698.class.getSimpleName() + ".class"); 50 String out = javap("-v", classFile.getPath()); 51 52 Pattern attrBody = Pattern.compile("[0-9a-f, ]+//[-0-9a-z:, ]+"); 53 Pattern endOfAttr = Pattern.compile("(^$|[A-Z][A-Za-z0-9_]+:.*|})"); 54 boolean inAttr = false; 55 int count = 0; 56 int errors = 0; 57 for (String line: out.split(System.getProperty("line.separator"))) { 58 line = line.trim(); 59 if (line.equals("CharacterRangeTable:")) { 60 inAttr = true; 61 count++; 62 } else if (inAttr) { 63 if (endOfAttr.matcher(line).matches()) { 64 inAttr = false; 65 } else if (!attrBody.matcher(line).matches()) { 66 System.err.println("unexpected line found: " + line); 67 errors++; 68 } 69 } 70 } 71 if (count == 0) 72 throw new Exception("no attribute instances found"); 73 74 if (errors > 0) 75 throw new Exception(errors + " errors found"); 76 } 77 78 void compile(String... args) throws Exception { 79 StringWriter sw = new StringWriter(); 80 PrintWriter pw = new PrintWriter(sw); 81 int rc = com.sun.tools.javac.Main.compile(args, pw); 82 pw.close(); 83 String out = sw.toString(); 84 if (!out.isEmpty()) 85 System.err.println(out); 86 if (rc != 0) 87 throw new Exception("javac failed unexpectedly; rc=" + rc); 88 } 89 90 String javap(String... args) throws Exception { 91 StringWriter sw = new StringWriter(); 92 PrintWriter pw = new PrintWriter(sw); 93 int rc = com.sun.tools.javap.Main.run(args, pw); 94 pw.close(); 95 String out = sw.toString(); 96 if (!out.isEmpty()) 97 System.err.println(out); 98 if (rc != 0) 99 throw new Exception("javap failed unexpectedly; rc=" + rc); 100 return out; 101 } 102 }