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test/tools/javap/T7004698.java@0b6cc4ea670f (annotated)

test/tools/javap/T7004698.java

Wed, 13 Aug 2014 14:50:00 -0700

author

katleman

date

Wed, 13 Aug 2014 14:50:00 -0700

changeset 2549

0b6cc4ea670f

parent 0

959103a6100f

permissions

-rw-r--r--

Added tag jdk8u40-b01 for changeset bf89a471779d

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/*
aoqi@0	25	* @test
aoqi@0	26	* @bug 7004698
aoqi@0	27	* @summary javap does not output CharacterRangeTable attributes correctly
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import java.io.*;
aoqi@0	31	import java.util.*;
aoqi@0	32	import java.util.regex.*;
aoqi@0	33
aoqi@0	34	public class T7004698 {
aoqi@0	35	public static void main(String... args) throws Exception {
aoqi@0	36	new T7004698().run();
aoqi@0	37	}
aoqi@0	38
aoqi@0	39	void run() throws Exception {
aoqi@0	40	File srcDir = new File(System.getProperty("test.src"));
aoqi@0	41	File srcFile = new File(srcDir, T7004698.class.getSimpleName() + ".java");
aoqi@0	42	File classesDir = new File(".");
aoqi@0	43	compile("-Xjcov", "-d", classesDir.getPath(), srcFile.getPath());
aoqi@0	44
aoqi@0	45	File classFile = new File(classesDir, T7004698.class.getSimpleName() + ".class");
aoqi@0	46	String out = javap("-v", classFile.getPath());
aoqi@0	47
aoqi@0	48	Pattern attrBody = Pattern.compile("[0-9a-f, ]+//[-0-9a-z:, ]+");
aoqi@0	49	Pattern endOfAttr = Pattern.compile("(^$|[A-Z][A-Za-z0-9_]+:.*|})");
aoqi@0	50	boolean inAttr = false;
aoqi@0	51	int count = 0;
aoqi@0	52	int errors = 0;
aoqi@0	53	for (String line: out.split(System.getProperty("line.separator"))) {
aoqi@0	54	line = line.trim();
aoqi@0	55	if (line.equals("CharacterRangeTable:")) {
aoqi@0	56	inAttr = true;
aoqi@0	57	count++;
aoqi@0	58	} else if (inAttr) {
aoqi@0	59	if (endOfAttr.matcher(line).matches()) {
aoqi@0	60	inAttr = false;
aoqi@0	61	} else if (!attrBody.matcher(line).matches()) {
aoqi@0	62	System.err.println("unexpected line found: " + line);
aoqi@0	63	errors++;
aoqi@0	64	}
aoqi@0	65	}
aoqi@0	66	}
aoqi@0	67	if (count == 0)
aoqi@0	68	throw new Exception("no attribute instances found");
aoqi@0	69
aoqi@0	70	if (errors > 0)
aoqi@0	71	throw new Exception(errors + " errors found");
aoqi@0	72	}
aoqi@0	73
aoqi@0	74	void compile(String... args) throws Exception {
aoqi@0	75	StringWriter sw = new StringWriter();
aoqi@0	76	PrintWriter pw = new PrintWriter(sw);
aoqi@0	77	int rc = com.sun.tools.javac.Main.compile(args, pw);
aoqi@0	78	pw.close();
aoqi@0	79	String out = sw.toString();
aoqi@0	80	if (!out.isEmpty())
aoqi@0	81	System.err.println(out);
aoqi@0	82	if (rc != 0)
aoqi@0	83	throw new Exception("javac failed unexpectedly; rc=" + rc);
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	String javap(String... args) throws Exception {
aoqi@0	87	StringWriter sw = new StringWriter();
aoqi@0	88	PrintWriter pw = new PrintWriter(sw);
aoqi@0	89	int rc = com.sun.tools.javap.Main.run(args, pw);
aoqi@0	90	pw.close();
aoqi@0	91	String out = sw.toString();
aoqi@0	92	if (!out.isEmpty())
aoqi@0	93	System.err.println(out);
aoqi@0	94	if (rc != 0)
aoqi@0	95	throw new Exception("javap failed unexpectedly; rc=" + rc);
aoqi@0	96	return out;
aoqi@0	97	}
aoqi@0	98	}