aoqi@0: /* aoqi@0: * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved. aoqi@0: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. aoqi@0: * aoqi@0: * This code is free software; you can redistribute it and/or modify it aoqi@0: * under the terms of the GNU General Public License version 2 only, as aoqi@0: * published by the Free Software Foundation. aoqi@0: * aoqi@0: * This code is distributed in the hope that it will be useful, but WITHOUT aoqi@0: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or aoqi@0: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License aoqi@0: * version 2 for more details (a copy is included in the LICENSE file that aoqi@0: * accompanied this code). aoqi@0: * aoqi@0: * You should have received a copy of the GNU General Public License version aoqi@0: * 2 along with this work; if not, write to the Free Software Foundation, aoqi@0: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. aoqi@0: * aoqi@0: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA aoqi@0: * or visit www.oracle.com if you need additional information or have any aoqi@0: * questions. aoqi@0: */ aoqi@0: aoqi@0: /* @test aoqi@0: * @bug 6917288 aoqi@0: * @summary Unnamed nested class is not generated aoqi@0: */ aoqi@0: aoqi@0: import java.io.*; aoqi@0: import java.util.*; aoqi@0: aoqi@0: public class T6917288 { aoqi@0: // refers to kind of reference to an anon inner class that may be generated aoqi@0: enum Kind { NONE, FALSE, TRUE, ALWAYS }; aoqi@0: aoqi@0: public static void main(String... args) throws Exception { aoqi@0: new T6917288().run(); aoqi@0: } aoqi@0: aoqi@0: void run() throws Exception { aoqi@0: for (Kind k: Kind.values()) { aoqi@0: test(k); aoqi@0: } aoqi@0: aoqi@0: if (errors > 0) aoqi@0: throw new Exception(errors + " errors occurred"); aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Run a test case for Kind k. aoqi@0: */ aoqi@0: void test(Kind k) throws Exception { aoqi@0: System.err.println("Test " + (++count) + ": " + k); aoqi@0: File testDir = new File("test" + count); aoqi@0: File srcDir = new File(testDir, "src"); aoqi@0: srcDir.mkdirs(); aoqi@0: File classesDir = new File(testDir, "classes"); aoqi@0: classesDir.mkdirs(); aoqi@0: aoqi@0: List opts = new ArrayList(); aoqi@0: opts.add("-d"); aoqi@0: opts.add(classesDir.getPath()); aoqi@0: aoqi@0: File f = writeFile(srcDir, k); aoqi@0: int rc = compile(opts, f); aoqi@0: if (rc != 0) { aoqi@0: error("compilation failed: rc=" + rc); aoqi@0: return; aoqi@0: } aoqi@0: aoqi@0: check(classesDir, "Test.class", "Test$Inner.class", "Test$1.class"); aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Compile files with given options. aoqi@0: * Display any output from compiler, and return javac return code. aoqi@0: */ aoqi@0: int compile(List opts, File... files) { aoqi@0: List args = new ArrayList(); aoqi@0: args.addAll(opts); aoqi@0: for (File f: files) aoqi@0: args.add(f.getPath()); aoqi@0: StringWriter sw = new StringWriter(); aoqi@0: PrintWriter pw = new PrintWriter(sw); aoqi@0: int rc = com.sun.tools.javac.Main.compile(args.toArray(new String[args.size()]), pw); aoqi@0: pw.close(); aoqi@0: String out = sw.toString(); aoqi@0: if (out.length() > 0) aoqi@0: System.err.println(out); aoqi@0: return rc; aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Check that a directory contains the expected files. aoqi@0: */ aoqi@0: void check(File dir, String... paths) { aoqi@0: Set found = new TreeSet(Arrays.asList(dir.list())); aoqi@0: Set expect = new TreeSet(Arrays.asList(paths)); aoqi@0: if (found.equals(expect)) aoqi@0: return; aoqi@0: for (String f: found) { aoqi@0: if (!expect.contains(f)) aoqi@0: error("Unexpected file found: " + f); aoqi@0: } aoqi@0: for (String e: expect) { aoqi@0: if (!found.contains(e)) aoqi@0: error("Expected file not found: " + e); aoqi@0: } aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Write source file for test case k. aoqi@0: */ aoqi@0: File writeFile(File dir, Kind k) throws Exception { aoqi@0: StringBuilder sb = new StringBuilder(); aoqi@0: sb.append("public class Test {\n"); aoqi@0: sb.append(" private Inner inner;\n"); aoqi@0: aoqi@0: // generate different cases of an anon inner class aoqi@0: if (k != Kind.NONE) { aoqi@0: sb.append(" private void m() {\n"); aoqi@0: sb.append(" "); aoqi@0: switch (k) { aoqi@0: case FALSE: case TRUE: aoqi@0: sb.append("if (" + k.toString().toLowerCase() + ") "); aoqi@0: } aoqi@0: sb.append("new Runnable() { public void run() { } };\n"); aoqi@0: sb.append(" }\n"); aoqi@0: } aoqi@0: aoqi@0: sb.append(" private void init() {\n"); aoqi@0: sb.append(" inner = new Inner();\n"); aoqi@0: sb.append(" }\n"); aoqi@0: sb.append("\n"); aoqi@0: sb.append(" private static class Inner {\n"); aoqi@0: sb.append(" private Inner() {\n"); aoqi@0: sb.append(" }\n"); aoqi@0: sb.append(" }\n"); aoqi@0: sb.append("}\n"); aoqi@0: aoqi@0: File f = new File(dir, "Test.java"); aoqi@0: FileWriter w = new FileWriter(f); aoqi@0: w.write(sb.toString()); aoqi@0: w.close(); aoqi@0: return f; aoqi@0: } aoqi@0: aoqi@0: /** aoqi@0: * Record an error message. aoqi@0: */ aoqi@0: void error(String msg) { aoqi@0: System.err.println(msg); aoqi@0: errors++; aoqi@0: } aoqi@0: aoqi@0: int count; aoqi@0: int errors; aoqi@0: }