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test/tools/javap/4111861/T4111861.java@2eb010b6cb22 (annotated)

test/tools/javap/4111861/T4111861.java

Thu, 31 Aug 2017 15:17:03 +0800

author

aoqi

date

Thu, 31 Aug 2017 15:17:03 +0800

changeset 2525

2eb010b6cb22

parent 554

9d9f26857129

parent 0

959103a6100f

permissions

-rw-r--r--

merge

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2008, 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	import java.io.*;
aoqi@0	25
aoqi@0	26	/*
aoqi@0	27	* @test
aoqi@0	28	* @bug 4111861
aoqi@0	29	* @summary static final field contents are not displayed
aoqi@0	30	*/
aoqi@0	31	public class T4111861 {
aoqi@0	32	public static void main(String... args) throws Exception {
aoqi@0	33	new T4111861().run();
aoqi@0	34	}
aoqi@0	35
aoqi@0	36	void run() throws Exception {
aoqi@0	37	File testSrc = new File(System.getProperty("test.src", "."));
aoqi@0	38	File a_java = new File(testSrc, "A.java");
aoqi@0	39	javac("-d", ".", a_java.getPath());
aoqi@0	40
aoqi@0	41	String out = javap("-classpath", ".", "-constants", "A");
aoqi@0	42
aoqi@0	43	String a = read(a_java);
aoqi@0	44
aoqi@0	45	if (!filter(out).equals(filter(read(a_java)))) {
aoqi@0	46	System.out.println(out);
aoqi@0	47	throw new Exception("unexpected output");
aoqi@0	48	}
aoqi@0	49	}
aoqi@0	50
aoqi@0	51	String javac(String... args) throws Exception {
aoqi@0	52	StringWriter sw = new StringWriter();
aoqi@0	53	PrintWriter pw = new PrintWriter(sw);
aoqi@0	54	int rc = com.sun.tools.javac.Main.compile(args, pw);
aoqi@0	55	if (rc != 0)
aoqi@0	56	throw new Exception("javac failed, rc=" + rc);
aoqi@0	57	return sw.toString();
aoqi@0	58	}
aoqi@0	59
aoqi@0	60	String javap(String... args) throws Exception {
aoqi@0	61	StringWriter sw = new StringWriter();
aoqi@0	62	PrintWriter pw = new PrintWriter(sw);
aoqi@0	63	int rc = com.sun.tools.javap.Main.run(args, pw);
aoqi@0	64	if (rc != 0)
aoqi@0	65	throw new Exception("javap failed, rc=" + rc);
aoqi@0	66	return sw.toString();
aoqi@0	67	}
aoqi@0	68
aoqi@0	69	String read(File f) throws IOException {
aoqi@0	70	StringBuilder sb = new StringBuilder();
aoqi@0	71	BufferedReader in = new BufferedReader(new FileReader(f));
aoqi@0	72	try {
aoqi@0	73	String line;
aoqi@0	74	while ((line = in.readLine()) != null) {
aoqi@0	75	sb.append(line);
aoqi@0	76	sb.append('\n');
aoqi@0	77	}
aoqi@0	78	} finally {
aoqi@0	79	in.close();
aoqi@0	80	}
aoqi@0	81	return sb.toString();
aoqi@0	82	}
aoqi@0	83
aoqi@0	84	// return those lines beginning "public static final"
aoqi@0	85	String filter(String s) throws IOException {
aoqi@0	86	StringBuilder sb = new StringBuilder();
aoqi@0	87	BufferedReader in = new BufferedReader(new StringReader(s));
aoqi@0	88	try {
aoqi@0	89	String line;
aoqi@0	90	while ((line = in.readLine()) != null) {
aoqi@0	91	if (line.indexOf("public static final") > 0) {
aoqi@0	92	sb.append(line.trim());
aoqi@0	93	sb.append('\n');
aoqi@0	94	}
aoqi@0	95	}
aoqi@0	96	} finally {
aoqi@0	97	in.close();
aoqi@0	98	}
aoqi@0	99	return sb.toString();
aoqi@0	100	}
aoqi@0	101	}