| /* |
| * Copyright (c) 2011, 2015, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| /* |
| * @test |
| * @bug 7026509 |
| * @summary Cannot use JavaCompiler to create multiple CompilationTasks for partial compilations |
| * @modules jdk.compiler |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import javax.tools.*; |
| import javax.tools.JavaCompiler.CompilationTask; |
| import com.sun.source.util.*; |
| |
| public class TestJavacTask_Multiple { |
| public static void main(String... args) throws Exception { |
| new TestJavacTask_Multiple().run(); |
| } |
| |
| final int MAX_TASKS = 3; |
| |
| enum TestKind { |
| CALL { |
| int test(CompilationTask t) { |
| boolean ok = t.call(); |
| if (!ok) |
| throw new Error("compilation failed"); |
| return 1; |
| } |
| }, |
| PARSE { |
| int test(CompilationTask t) { |
| try { |
| ((JavacTask) t).parse(); |
| return 1; |
| } catch (IOException ex) { |
| throw new Error(ex); |
| } |
| } |
| |
| }; |
| abstract int test(CompilationTask t); |
| } |
| |
| int count; |
| |
| void run() throws Exception { |
| JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); |
| StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null); |
| try { |
| for (TestKind tk: TestKind.values()) { |
| test(comp, fm, tk); |
| } |
| |
| int expect = TestKind.values().length * MAX_TASKS; |
| if (count != expect) { |
| throw new Exception("Unexpected number of tests completed: " + count |
| + ", expected: " + expect); |
| } |
| } finally { |
| fm.close(); |
| } |
| } |
| |
| void test(JavaCompiler comp, StandardJavaFileManager fm, TestKind tk) { |
| System.err.println("test " + tk); |
| File testSrc = new File(System.getProperty("test.src")); |
| String thisClassName = TestJavacTask_Multiple.class.getName(); |
| Iterable<? extends JavaFileObject> files = |
| fm.getJavaFileObjects(new File(testSrc, thisClassName + ".java")); |
| |
| List<CompilationTask> tasks = new ArrayList<CompilationTask>(); |
| for (int i = 1; i <= MAX_TASKS; i++) { |
| File tmpDir = new File(tk + "_" + i); |
| tmpDir.mkdirs(); |
| List<String> options = Arrays.asList( "-d", tmpDir.getPath() ); |
| CompilationTask t = comp.getTask(null, fm, null, options, null, files); |
| ((JavacTask) t).setTaskListener(createTaskListener(tk, i)); |
| tasks.add(t); |
| } |
| |
| for (CompilationTask t: tasks) |
| count += tk.test(t); |
| |
| System.err.println(); |
| } |
| |
| TaskListener createTaskListener(final TestKind tk, final int i) { |
| return new TaskListener() { |
| |
| public void started(TaskEvent e) { |
| System.err.println(tk + "." + i + ": " + e + " started"); |
| } |
| |
| public void finished(TaskEvent e) { |
| System.err.println(tk + "." + i + ": " + e + " finished"); |
| } |
| }; |
| } |
| } |