Mon, 17 Oct 2011 12:57:36 +0100
7093325: Redundant entry in bytecode exception table
Summary: Inlining of finalizers does not update gaps list accordingly
Reviewed-by: jjg
1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
24 /*
25 * @test
26 * @bug 7026509
27 * @summary Cannot use JavaCompiler to create multiple CompilationTasks for partial compilations
28 */
30 import java.io.*;
31 import java.util.*;
32 import javax.tools.*;
33 import javax.tools.JavaCompiler.CompilationTask;
34 import com.sun.source.util.*;
36 public class TestJavacTask_Multiple {
37 public static void main(String... args) throws Exception {
38 new TestJavacTask_Multiple().run();
39 }
41 final int MAX_TASKS = 3;
43 enum TestKind {
44 CALL {
45 int test(CompilationTask t) {
46 boolean ok = t.call();
47 if (!ok)
48 throw new Error("compilation failed");
49 return 1;
50 }
51 },
52 PARSE {
53 int test(CompilationTask t) {
54 try {
55 ((JavacTask) t).parse();
56 return 1;
57 } catch (IOException ex) {
58 throw new Error(ex);
59 }
60 }
62 };
63 abstract int test(CompilationTask t);
64 }
66 int count;
68 void run() throws Exception {
69 JavaCompiler comp = ToolProvider.getSystemJavaCompiler();
70 StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null);
71 for (TestKind tk: TestKind.values()) {
72 test(comp, fm, tk);
73 }
75 int expect = TestKind.values().length * MAX_TASKS;
76 if (count != expect) {
77 throw new Exception("Unexpected number of tests completed: " + count
78 + ", expected: " + expect);
79 }
81 }
83 void test(JavaCompiler comp, StandardJavaFileManager fm, TestKind tk) {
84 System.err.println("test " + tk);
85 File testSrc = new File(System.getProperty("test.src"));
86 String thisClassName = TestJavacTask_Multiple.class.getName();
87 Iterable<? extends JavaFileObject> files =
88 fm.getJavaFileObjects(new File(testSrc, thisClassName + ".java"));
90 List<CompilationTask> tasks = new ArrayList<CompilationTask>();
91 for (int i = 1; i <= MAX_TASKS; i++) {
92 File tmpDir = new File(tk + "_" + i);
93 tmpDir.mkdirs();
94 List<String> options = Arrays.asList( "-d", tmpDir.getPath() );
95 CompilationTask t = comp.getTask(null, fm, null, options, null, files);
96 ((JavacTask) t).setTaskListener(createTaskListener(tk, i));
97 tasks.add(t);
98 }
100 for (CompilationTask t: tasks)
101 count += tk.test(t);
103 System.err.println();
104 }
106 TaskListener createTaskListener(final TestKind tk, final int i) {
107 return new TaskListener() {
109 public void started(TaskEvent e) {
110 System.err.println(tk + "." + i + ": " + e + " started");
111 }
113 public void finished(TaskEvent e) {
114 System.err.println(tk + "." + i + ": " + e + " finished");
115 }
116 };
117 }
118 }