| /* |
| * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 6410367 6411310 |
| * @summary FileObject should support user-friendly names via getName() |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import java.util.jar.*; |
| import java.util.zip.*; |
| import javax.tools.*; |
| |
| import com.sun.tools.javac.file.JavacFileManager; |
| import com.sun.tools.javac.util.Context; |
| import com.sun.tools.javac.util.Options; |
| |
| // Test FileObject.getName returned from JavacFileManager and its support classes. |
| |
| public class Test { |
| public static void main(String... args) throws Exception { |
| new Test().run(); |
| } |
| |
| Set<String> foundClasses = new TreeSet<String>(); |
| Set<String> foundJars = new TreeSet<String>(); |
| |
| void run() throws Exception { |
| File rt_jar = findRtJar(); |
| |
| // names for entries to be created in directories and jar files |
| String[] entries = { "p/A.java", "p/A.class", "p/resources/A-1.html" }; |
| |
| // test various combinations of directories and jar files, intended to |
| // cover all sources of file objects within JavacFileManager's support classes |
| |
| test(createFileManager(), createDir("dir", entries), "p", entries); |
| test(createFileManager(), createDir("a b/dir", entries), "p", entries); |
| |
| for (boolean useJavaUtilZip: new boolean[] { false, true }) { |
| test(createFileManager(useJavaUtilZip), createJar("jar", entries), "p", entries); |
| test(createFileManager(useJavaUtilZip), createJar("jar jar", entries), "p", entries); |
| |
| for (boolean useSymbolFile: new boolean[] { false, true }) { |
| test(createFileManager(useJavaUtilZip, useSymbolFile), rt_jar, "java.lang.ref", null); |
| } |
| } |
| |
| if (errors > 0) |
| throw new Exception(errors + " errors found"); |
| |
| // Verify that we hit all the impl classes we intended |
| checkCoverage("classes", foundClasses, |
| "RegularFileObject", "SymbolFileObject", "ZipFileIndexFileObject", "ZipFileObject"); |
| |
| // Verify that we hit the jar files we intended, specifically ct.sym as well as rt.jar |
| checkCoverage("jar files", foundJars, |
| "ct.sym", "jar", "jar jar", "rt.jar"); |
| } |
| |
| // use a new file manager for each test |
| void test(StandardJavaFileManager fm, File f, String pkg, String[] entries) throws Exception { |
| System.err.println("Test " + f); |
| try { |
| if (f.isDirectory()) { |
| for (File dir: new File[] { f, f.getAbsoluteFile() }) { |
| for (String e: entries) { |
| JavaFileObject fo = fm.getJavaFileObjects(new File(dir, e)).iterator().next(); |
| test(fo, dir, e); |
| } |
| } |
| } |
| |
| fm.setLocation(StandardLocation.CLASS_PATH, Collections.singleton(f)); |
| fm.setLocation(StandardLocation.SOURCE_PATH, Collections.singleton(f.getAbsoluteFile())); |
| for (StandardLocation l: EnumSet.of(StandardLocation.CLASS_PATH, StandardLocation.SOURCE_PATH)) { |
| for (JavaFileObject fo: fm.list(l, pkg, EnumSet.allOf(JavaFileObject.Kind.class), true)) { |
| // we could use fm.getLocation but the following guarantees we preserve the original filename |
| File dir = (l == StandardLocation.CLASS_PATH ? f : f.getAbsoluteFile()); |
| char sep = (dir.isDirectory() ? File.separatorChar : '/'); |
| String b = fm.inferBinaryName(l, fo); |
| String e = fo.getKind().extension; |
| test(fo, dir, b.replace('.', sep) + e); |
| } |
| } |
| } finally { |
| fm.close(); |
| } |
| } |
| |
| void test(JavaFileObject fo, File dir, String p) { |
| System.err.println("Test: " + fo); |
| String expect = dir.isDirectory() ? new File(dir, p).getPath() : (dir.getPath() + "(" + p + ")"); |
| String found = fo.getName(); |
| // if ct.sym is found, replace it with the equivalent rt.jar |
| String found2 = found.replaceAll("lib([\\\\/])ct.sym\\(META-INF/sym/rt.jar/", "jre$1lib$1rt.jar("); |
| if (!expect.equals(found2)) { |
| System.err.println("expected: " + expect); |
| System.err.println(" found: " + found); |
| if (!found.equals(found2)) |
| System.err.println(" found2: " + found2); |
| error("Failed: " + fo); |
| } |
| |
| // record the file object class name for coverage checks later |
| foundClasses.add(fo.getClass().getSimpleName()); |
| |
| if (found.contains("(")) { |
| // record access to the jar file for coverage checks later |
| foundJars.add(new File(found.substring(0, found.indexOf("("))).getName()); |
| } |
| } |
| |
| void checkCoverage(String label, Set<String> found, String... expect) throws Exception { |
| Set<String> e = new TreeSet<String>(Arrays.asList(expect)); |
| if (!found.equals(e)) { |
| e.removeAll(found); |
| throw new Exception("expected " + label + " not used: " + e); |
| } |
| } |
| |
| JavacFileManager createFileManager() { |
| return createFileManager(false, false); |
| } |
| |
| JavacFileManager createFileManager(boolean useJavaUtilZip) { |
| return createFileManager(useJavaUtilZip, false); |
| } |
| |
| JavacFileManager createFileManager(boolean useJavaUtilZip, boolean useSymbolFile) { |
| // javac should really not be using system properties like this |
| // -- it should really be using (hidden) options -- but until then |
| // take care to leave system properties as we find them, so as not |
| // to adversely affect other tests that might follow. |
| String prev = System.getProperty("useJavaUtilZip"); |
| boolean resetProperties = false; |
| try { |
| if (useJavaUtilZip) { |
| System.setProperty("useJavaUtilZip", "true"); |
| resetProperties = true; |
| } else if (System.getProperty("useJavaUtilZip") != null) { |
| System.getProperties().remove("useJavaUtilZip"); |
| resetProperties = true; |
| } |
| |
| Context c = new Context(); |
| if (!useSymbolFile) { |
| Options options = Options.instance(c); |
| options.put("ignore.symbol.file", "true"); |
| } |
| |
| return new JavacFileManager(c, false, null); |
| } finally { |
| if (resetProperties) { |
| if (prev == null) { |
| System.getProperties().remove("useJavaUtilZip"); |
| } else { |
| System.setProperty("useJavaUtilZip", prev); |
| } |
| } |
| } |
| } |
| |
| File createDir(String name, String... entries) throws Exception { |
| File dir = new File(name); |
| if (!dir.mkdirs()) |
| throw new Exception("cannot create directories " + dir); |
| for (String e: entries) { |
| writeFile(new File(dir, e), e); |
| } |
| return dir; |
| } |
| |
| File createJar(String name, String... entries) throws IOException { |
| File jar = new File(name); |
| OutputStream out = new FileOutputStream(jar); |
| try { |
| JarOutputStream jos = new JarOutputStream(out); |
| for (String e: entries) { |
| jos.putNextEntry(new ZipEntry(e)); |
| jos.write(e.getBytes()); |
| } |
| jos.close(); |
| } finally { |
| out.close(); |
| } |
| return jar; |
| } |
| |
| File findRtJar() throws Exception { |
| File java_home = new File(System.getProperty("java.home")); |
| if (java_home.getName().equals("jre")) |
| java_home = java_home.getParentFile(); |
| File rt_jar = new File(new File(new File(java_home, "jre"), "lib"), "rt.jar"); |
| if (!rt_jar.exists()) |
| throw new Exception("can't find rt.jar"); |
| return rt_jar; |
| } |
| |
| byte[] read(InputStream in) throws IOException { |
| byte[] data = new byte[1024]; |
| int offset = 0; |
| try { |
| int n; |
| while ((n = in.read(data, offset, data.length - offset)) != -1) { |
| offset += n; |
| if (offset == data.length) |
| data = Arrays.copyOf(data, 2 * data.length); |
| } |
| } finally { |
| in.close(); |
| } |
| return Arrays.copyOf(data, offset); |
| } |
| |
| void writeFile(File f, String s) throws IOException { |
| f.getParentFile().mkdirs(); |
| FileWriter out = new FileWriter(f); |
| try { |
| out.write(s); |
| } finally { |
| out.close(); |
| } |
| } |
| |
| void error(String msg) { |
| System.err.println(msg); |
| errors++; |
| } |
| |
| int errors; |
| } |