jdk-sandbox: jdk/test/java/net/URLClassLoader/closetest/GetResourceAsStream.java@7f8db2139152 (annotated)

7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	1	/*
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	2	* Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	4	*
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	5	* This code is free software; you can redistribute it and/or modify it
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	6	* under the terms of the GNU General Public License version 2 only, as
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	7	* published by the Free Software Foundation.
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	8	*
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	9	* This code is distributed in the hope that it will be useful, but WITHOUT
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	12	* version 2 for more details (a copy is included in the LICENSE file that
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	13	* accompanied this code).
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	14	*
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	15	* You should have received a copy of the GNU General Public License version
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	16	* 2 along with this work; if not, write to the Free Software Foundation,
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	18	*
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	20	* or visit www.oracle.com if you need additional information or have any
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	21	* questions.
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	22	*/
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	23
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	24	/**
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	25	* @test
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	26	* @bug 6899919
21664 81740736e62f 8022213: Intermittent test failures in java/net/URLClassLoader chegar parents: 7983 diff changeset	27	* @library /lib/testlibrary
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	28	* @modules jdk.compiler
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	29	* @build jdk.testlibrary.FileUtils JarUtils CompilerUtils
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	30	* @run main/othervm GetResourceAsStream
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	31	*/
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	32
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	33	import java.io.File;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	34	import java.io.IOException;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	35	import java.io.InputStream;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	36	import java.net.URL;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	37	import java.net.URLClassLoader;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	38	import java.nio.file.Files;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	39	import java.nio.file.Path;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	40	import java.nio.file.Paths;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	41	import java.nio.file.StandardCopyOption;
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	42	import java.nio.file.StandardOpenOption;
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	43
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	44	public class GetResourceAsStream extends Common {
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	45	private static final String WORK_DIR = System.getProperty("user.dir");
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	46
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	47	/*
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	48	* We simply test various scenarios with class/resource files
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	49	* and make sure the files can be deleted after closing
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	50	* the loader. Therefore, the test will only really be verified
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	51	* on Windows. It will still run correctly on other platforms
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	52	*/
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	53	public static void main (String args[]) throws Exception {
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	54	setup();
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	55
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	56	/* the jar we copy for each test */
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	57	File srcfile = new File(WORK_DIR, "foo.jar");
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	58
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	59	/* the jar we use for the test */
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	60	File testfile = new File(WORK_DIR, "test.jar");
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	61
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	62	copyFile(srcfile, testfile);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	63	test(testfile, false, false);
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	64
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	65	copyFile(srcfile, testfile);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	66	test(testfile, true, false);
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	67
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	68	copyFile(srcfile, testfile);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	69	test(testfile, true, true);
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	70
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	71	// repeat test using a directory of files
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	72
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	73	File testdir = new File(WORK_DIR, "testdir");
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	74	File srcdir = new File(WORK_DIR, "test3");
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	75
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	76	copyDir(srcdir, testdir);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	77	test(testdir, true, false);
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	78	}
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	79
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	80	// create a loader on jarfile (or directory)
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	81	// load a class , then look for a resource
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	82	// then close the loader
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	83	// check further new classes/resources cannot be loaded
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	84	// check jar (or dir) can be deleted
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	85
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	86	static void test (File file, boolean loadclass, boolean readall)
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	87	throws Exception
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	88	{
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	89	URL[] urls = new URL[] {file.toURI().toURL()};
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	90	System.out.println ("Doing tests with URL: " + urls[0]);
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	91	URLClassLoader loader = new URLClassLoader (urls);
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	92	if (loadclass) {
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	93	Class testclass = loadClass ("com.foo.TestClass", loader, true);
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	94	}
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	95	InputStream s = loader.getResourceAsStream ("hello.txt");
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	96	s.read();
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	97	if (readall) {
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	98	while (s.read() != -1) ;
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	99	s.close();
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	100	}
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	101
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	102	loader.close ();
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	103
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	104	// should not find bye.txt now
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	105	InputStream s1 = loader.getResourceAsStream("bye.txt");
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	106	if (s1 != null) {
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	107	throw new RuntimeException ("closed loader returned resource");
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	108	}
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	109
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	110	// now check we can delete the path
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	111	rm_minus_rf (file);
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	112	System.out.println (" ... OK");
fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	113	}
45285 7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	114
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	115	/**
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	116	* Prepare jars files for the tests
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	117	*/
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	118	private static void setup () throws IOException {
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	119	Path classes = Paths.get(WORK_DIR);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	120	Path testSrc = Paths.get(System.getProperty("test.src"),
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	121	"test1", "com", "foo", "TestClass.java");
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	122	Path targetDir = classes.resolve("test3");
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	123	Path testTarget = targetDir.resolve("TestClass.java");
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	124	Files.createDirectories(targetDir);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	125	Files.copy(testSrc, testTarget, StandardCopyOption.REPLACE_EXISTING);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	126	// Compile sources for corresponding test
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	127	CompilerUtils.compile(targetDir, targetDir);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	128	// Prepare txt files
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	129	Files.write(targetDir.resolve("hello.txt"), "Hello world".getBytes(),
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	130	StandardOpenOption.CREATE);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	131	Files.write(targetDir.resolve("bye.txt"), "Bye world".getBytes(),
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	132	StandardOpenOption.CREATE);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	133	// Create jar
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	134	JarUtils.createJarFile(classes.resolve("foo.jar"), targetDir);
7f8db2139152 8166139: Refactor java/net shell cases to java xiaofeya parents: 23010 diff changeset	135	}
7983 fb83b663cadc 6829919: URLClassLoader.close() doesn't close resource file if getResourceAsStream(...) was called before michaelm parents: diff changeset	136	}

author	xiaofeya
	Tue, 30 May 2017 07:03:33 -0700
changeset 45285	7f8db2139152
parent 23010	6dadb192ad81
child 45286	cd809e28c082
permissions	-rw-r--r--