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test/tools/javac/api/ToolProvider/ToolProviderTest2.java@959103a6100f (annotated)

test/tools/javac/api/ToolProvider/ToolProviderTest2.java

Wed, 27 Apr 2016 01:34:52 +0800

author

aoqi

date

Wed, 27 Apr 2016 01:34:52 +0800

changeset 0

959103a6100f

permissions

-rw-r--r--

Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

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 6604599
aoqi@0	27	* @summary ToolProvider should be less compiler-specific
aoqi@0	28	*/
aoqi@0	29
aoqi@0	30	import java.io.*;
aoqi@0	31	import javax.tools.*;
aoqi@0	32
aoqi@0	33	// control for ToolProviderTest1 -- verify that using ToolProvider to
aoqi@0	34	// access the compiler does trigger loading com.sun.tools.javac.*
aoqi@0	35	public class ToolProviderTest2 {
aoqi@0	36	public static void main(String... args) throws Exception {
aoqi@0	37	if (args.length > 0) {
aoqi@0	38	System.err.println(ToolProvider.getSystemJavaCompiler());
aoqi@0	39	return;
aoqi@0	40	}
aoqi@0	41
aoqi@0	42	new ToolProviderTest2().run();
aoqi@0	43	}
aoqi@0	44
aoqi@0	45	void run() throws Exception {
aoqi@0	46	File javaHome = new File(System.getProperty("java.home"));
aoqi@0	47	if (javaHome.getName().equals("jre"))
aoqi@0	48	javaHome = javaHome.getParentFile();
aoqi@0	49	File javaExe = new File(new File(javaHome, "bin"), "java");
aoqi@0	50	String classpath = System.getProperty("java.class.path");
aoqi@0	51
aoqi@0	52	String[] cmd = {
aoqi@0	53	javaExe.getPath(),
aoqi@0	54	"-verbose:class",
aoqi@0	55	"-classpath", classpath,
aoqi@0	56	ToolProviderTest2.class.getName(),
aoqi@0	57	"javax.tools.ToolProvider"
aoqi@0	58	};
aoqi@0	59
aoqi@0	60	ProcessBuilder pb = new ProcessBuilder(cmd).redirectErrorStream(true);
aoqi@0	61	Process p = pb.start();
aoqi@0	62	BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream()));
aoqi@0	63	String line;
aoqi@0	64	boolean found = false;
aoqi@0	65	while ((line = r.readLine()) != null) {
aoqi@0	66	System.err.println(line);
aoqi@0	67	if (line.contains("com.sun.tools.javac."))
aoqi@0	68	found = true;
aoqi@0	69	}
aoqi@0	70	int rc = p.waitFor();
aoqi@0	71	if (rc != 0)
aoqi@0	72	error("Unexpected exit code: " + rc);
aoqi@0	73
aoqi@0	74	if (!found)
aoqi@0	75	System.err.println("expected class name not found");
aoqi@0	76
aoqi@0	77	if (errors > 0)
aoqi@0	78	throw new Exception(errors + " errors occurred");
aoqi@0	79	}
aoqi@0	80
aoqi@0	81	void error(String msg) {
aoqi@0	82	System.err.println(msg);
aoqi@0	83	errors++;
aoqi@0	84	}
aoqi@0	85
aoqi@0	86	int errors;
aoqi@0	87	}