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test/tools/javac/nio/compileTest/CompileTest.java@959103a6100f (annotated)

test/tools/javac/nio/compileTest/CompileTest.java

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

author

aoqi

date

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

changeset 0

959103a6100f

child 2525

2eb010b6cb22

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) 2009, 2011, 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 6906175 6915476 6915497 7006564
aoqi@0	27	* @summary Path-based JavaFileManager
aoqi@0	28	* @compile -g CompileTest.java HelloPathWorld.java
aoqi@0	29	* @run main CompileTest
aoqi@0	30	*/
aoqi@0	31
aoqi@0	32	import java.io.*;
aoqi@0	33	import java.nio.file.*;
aoqi@0	34	import java.util.*;
aoqi@0	35	import java.util.jar.*;
aoqi@0	36	import javax.tools.*;
aoqi@0	37
aoqi@0	38	import com.sun.tools.javac.nio.*;
aoqi@0	39	import com.sun.tools.javac.util.Context;
aoqi@0	40	import java.nio.file.spi.FileSystemProvider;
aoqi@0	41
aoqi@0	42
aoqi@0	43	public class CompileTest {
aoqi@0	44	public static void main(String[] args) throws Exception {
aoqi@0	45	new CompileTest().run();
aoqi@0	46	}
aoqi@0	47
aoqi@0	48	public void run() throws Exception {
aoqi@0	49	File rtDir = new File("rt.dir");
aoqi@0	50	File javaHome = new File(System.getProperty("java.home"));
aoqi@0	51	if (javaHome.getName().equals("jre"))
aoqi@0	52	javaHome = javaHome.getParentFile();
aoqi@0	53	File rtJar = new File(new File(new File(javaHome, "jre"), "lib"), "rt.jar");
aoqi@0	54	expand(rtJar, rtDir);
aoqi@0	55
aoqi@0	56	String[] rtDir_opts = {
aoqi@0	57	"-bootclasspath", rtDir.toString(),
aoqi@0	58	"-classpath", "",
aoqi@0	59	"-sourcepath", "",
aoqi@0	60	"-extdirs", ""
aoqi@0	61	};
aoqi@0	62	test(rtDir_opts, "HelloPathWorld");
aoqi@0	63
aoqi@0	64	if (isJarFileSystemAvailable()) {
aoqi@0	65	String[] rtJar_opts = {
aoqi@0	66	"-bootclasspath", rtJar.toString(),
aoqi@0	67	"-classpath", "",
aoqi@0	68	"-sourcepath", "",
aoqi@0	69	"-extdirs", ""
aoqi@0	70	};
aoqi@0	71	test(rtJar_opts, "HelloPathWorld");
aoqi@0	72
aoqi@0	73	String[] default_opts = { };
aoqi@0	74	test(default_opts, "HelloPathWorld");
aoqi@0	75
aoqi@0	76	// finally, a non-trivial program
aoqi@0	77	test(default_opts, "CompileTest");
aoqi@0	78	} else
aoqi@0	79	System.err.println("jar file system not available: test skipped");
aoqi@0	80	}
aoqi@0	81
aoqi@0	82	void test(String[] opts, String className) throws Exception {
aoqi@0	83	count++;
aoqi@0	84	System.err.println("Test " + count + " " + Arrays.asList(opts) + " " + className);
aoqi@0	85	Path testSrcDir = Paths.get(System.getProperty("test.src"));
aoqi@0	86	Path testClassesDir = Paths.get(System.getProperty("test.classes"));
aoqi@0	87	Path classes = Files.createDirectory(Paths.get("classes." + count));
aoqi@0	88
aoqi@0	89	Context ctx = new Context();
aoqi@0	90	PathFileManager fm = new JavacPathFileManager(ctx, true, null);
aoqi@0	91	JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
aoqi@0	92	List<String> options = new ArrayList<String>();
aoqi@0	93	options.addAll(Arrays.asList(opts));
aoqi@0	94	options.addAll(Arrays.asList(
aoqi@0	95	"-verbose", "-XDverboseCompilePolicy",
aoqi@0	96	"-d", classes.toString(),
aoqi@0	97	"-g"
aoqi@0	98	));
aoqi@0	99	Iterable<? extends JavaFileObject> compilationUnits =
aoqi@0	100	fm.getJavaFileObjects(testSrcDir.resolve(className + ".java"));
aoqi@0	101	StringWriter sw = new StringWriter();
aoqi@0	102	PrintWriter out = new PrintWriter(sw);
aoqi@0	103	JavaCompiler.CompilationTask t =
aoqi@0	104	compiler.getTask(out, fm, null, options, null, compilationUnits);
aoqi@0	105	boolean ok = t.call();
aoqi@0	106	System.err.println(sw.toString());
aoqi@0	107	if (!ok) {
aoqi@0	108	throw new Exception("compilation failed");
aoqi@0	109	}
aoqi@0	110
aoqi@0	111	File expect = new File("classes." + count + "/" + className + ".class");
aoqi@0	112	if (!expect.exists())
aoqi@0	113	throw new Exception("expected file not found: " + expect);
aoqi@0	114	// Note that we explicitly specify -g for compiling both the actual class and the expected class.
aoqi@0	115	// This isolates the expected class from javac options that might be given to jtreg.
aoqi@0	116	long expectedSize = new File(testClassesDir.toString(), className + ".class").length();
aoqi@0	117	long actualSize = expect.length();
aoqi@0	118	if (expectedSize != actualSize)
aoqi@0	119	throw new Exception("wrong size found: " + actualSize + "; expected: " + expectedSize);
aoqi@0	120	}
aoqi@0	121
aoqi@0	122	boolean isJarFileSystemAvailable() {
aoqi@0	123	boolean result = false;
aoqi@0	124	for (FileSystemProvider fsp: FileSystemProvider.installedProviders()) {
aoqi@0	125	String scheme = fsp.getScheme();
aoqi@0	126	System.err.println("Provider: " + scheme + " " + fsp);
aoqi@0	127	if (scheme.equalsIgnoreCase("jar") || scheme.equalsIgnoreCase("zip"))
aoqi@0	128	result = true;
aoqi@0	129	}
aoqi@0	130	return result;
aoqi@0	131	}
aoqi@0	132
aoqi@0	133	void expand(File jar, File dir) throws IOException {
aoqi@0	134	JarFile jarFile = new JarFile(jar);
aoqi@0	135	try {
aoqi@0	136	Enumeration<JarEntry> entries = jarFile.entries();
aoqi@0	137	while (entries.hasMoreElements()) {
aoqi@0	138	JarEntry je = entries.nextElement();
aoqi@0	139	if (!je.isDirectory()) {
aoqi@0	140	copy(jarFile.getInputStream(je), new File(dir, je.getName()));
aoqi@0	141	}
aoqi@0	142	}
aoqi@0	143	} finally {
aoqi@0	144	jarFile.close();
aoqi@0	145	}
aoqi@0	146	}
aoqi@0	147
aoqi@0	148	void copy(InputStream in, File dest) throws IOException {
aoqi@0	149	dest.getParentFile().mkdirs();
aoqi@0	150	OutputStream out = new BufferedOutputStream(new FileOutputStream(dest));
aoqi@0	151	try {
aoqi@0	152	byte[] data = new byte[8192];
aoqi@0	153	int n;
aoqi@0	154	while ((n = in.read(data, 0, data.length)) > 0)
aoqi@0	155	out.write(data, 0, n);
aoqi@0	156	} finally {
aoqi@0	157	out.close();
aoqi@0	158	in.close();
aoqi@0	159	}
aoqi@0	160	}
aoqi@0	161
aoqi@0	162	void error(String message) {
aoqi@0	163	System.err.println("Error: " + message);
aoqi@0	164	errors++;
aoqi@0	165	}
aoqi@0	166
aoqi@0	167	int errors;
aoqi@0	168	int count;
aoqi@0	169	}