aoqi@0: /*
aoqi@0:  * Copyright (c) 2011, 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: /*
aoqi@0:  * @test
aoqi@0:  * @bug 7026509
aoqi@0:  * @summary Cannot use JavaCompiler to create multiple CompilationTasks for partial compilations
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.*;
aoqi@0: import java.util.*;
aoqi@0: import javax.tools.*;
aoqi@0: import javax.tools.JavaCompiler.CompilationTask;
aoqi@0: import com.sun.source.util.*;
aoqi@0: 
aoqi@0: public class TestJavacTask_Multiple {
aoqi@0:     public static void main(String... args) throws Exception {
aoqi@0:         new TestJavacTask_Multiple().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     final int MAX_TASKS = 3;
aoqi@0: 
aoqi@0:     enum TestKind {
aoqi@0:         CALL {
aoqi@0:             int test(CompilationTask t) {
aoqi@0:                 boolean ok = t.call();
aoqi@0:                 if (!ok)
aoqi@0:                     throw new Error("compilation failed");
aoqi@0:                 return 1;
aoqi@0:             }
aoqi@0:         },
aoqi@0:         PARSE {
aoqi@0:             int test(CompilationTask t) {
aoqi@0:                 try {
aoqi@0:                     ((JavacTask) t).parse();
aoqi@0:                 return 1;
aoqi@0:                 } catch (IOException ex) {
aoqi@0:                     throw new Error(ex);
aoqi@0:                 }
aoqi@0:             }
aoqi@0: 
aoqi@0:         };
aoqi@0:         abstract int test(CompilationTask t);
aoqi@0:     }
aoqi@0: 
aoqi@0:     int count;
aoqi@0: 
aoqi@0:     void run() throws Exception {
aoqi@0:         JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
aoqi@0:         StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
aoqi@0:         for (TestKind tk: TestKind.values()) {
aoqi@0:             test(comp, fm, tk);
aoqi@0:         }
aoqi@0: 
aoqi@0:         int expect = TestKind.values().length * MAX_TASKS;
aoqi@0:         if (count != expect) {
aoqi@0:             throw new Exception("Unexpected number of tests completed: " + count
aoqi@0:                     + ", expected: " + expect);
aoqi@0:         }
aoqi@0: 
aoqi@0:     }
aoqi@0: 
aoqi@0:     void test(JavaCompiler comp, StandardJavaFileManager fm, TestKind tk) {
aoqi@0:         System.err.println("test " + tk);
aoqi@0:         File testSrc = new File(System.getProperty("test.src"));
aoqi@0:         String thisClassName = TestJavacTask_Multiple.class.getName();
aoqi@0:         Iterable<? extends JavaFileObject> files =
aoqi@0:                 fm.getJavaFileObjects(new File(testSrc, thisClassName + ".java"));
aoqi@0: 
aoqi@0:         List<CompilationTask> tasks = new ArrayList<CompilationTask>();
aoqi@0:         for (int i = 1; i <= MAX_TASKS; i++) {
aoqi@0:             File tmpDir = new File(tk + "_" + i);
aoqi@0:             tmpDir.mkdirs();
aoqi@0:             List<String> options = Arrays.asList( "-d", tmpDir.getPath() );
aoqi@0:             CompilationTask t = comp.getTask(null, fm, null, options, null, files);
aoqi@0:             ((JavacTask) t).setTaskListener(createTaskListener(tk, i));
aoqi@0:             tasks.add(t);
aoqi@0:         }
aoqi@0: 
aoqi@0:         for (CompilationTask t: tasks)
aoqi@0:             count += tk.test(t);
aoqi@0: 
aoqi@0:         System.err.println();
aoqi@0:     }
aoqi@0: 
aoqi@0:     TaskListener createTaskListener(final TestKind tk, final int i) {
aoqi@0:         return new TaskListener() {
aoqi@0: 
aoqi@0:             public void started(TaskEvent e) {
aoqi@0:                 System.err.println(tk + "." + i + ": " + e + " started");
aoqi@0:             }
aoqi@0: 
aoqi@0:             public void finished(TaskEvent e) {
aoqi@0:                 System.err.println(tk + "." + i + ": " + e + " finished");
aoqi@0:             }
aoqi@0:         };
aoqi@0:     }
aoqi@0: }