1/*
2 * Copyright (c) 2010, 2015, 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 */
23
24/*
25 * @test
26 * @bug 6570730
27 * @summary com.sun.source.tree.ModifiersTree.getFlags() should return class type
28 * @modules jdk.compiler/com.sun.tools.javac.api
29 *          jdk.compiler/com.sun.tools.javac.file
30 */
31
32import java.io.*;
33import java.util.*;
34import javax.tools.*;
35import com.sun.source.tree.*;
36import com.sun.source.util.*;
37import com.sun.tools.javac.api.*;
38
39public class ClassTreeTest {
40    public static void main(String... args) throws Exception {
41        new ClassTreeTest().run();
42    }
43
44    void run() throws Exception {
45        JavacTool tool = JavacTool.create();
46        try (StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null)) {
47            List<String> opts = Collections.<String>emptyList();
48            File testSrc = new File(System.getProperty("test.src"));
49            File thisFile = new File(testSrc, ClassTreeTest.class.getSimpleName() + ".java");
50            Iterable<? extends JavaFileObject> fos = fm.getJavaFileObjects(thisFile);
51            JavacTask task = tool.getTask(null, fm, null, opts, null, fos);
52            for (CompilationUnitTree cu: task.parse()) {
53                check(cu, "CLASS", Tree.Kind.CLASS);
54                check(cu, "INTERFACE", Tree.Kind.INTERFACE);
55                check(cu, "ENUM", Tree.Kind.ENUM);
56                check(cu, "ANNOTATION_TYPE", Tree.Kind.ANNOTATION_TYPE);
57            }
58
59            int expected = 4;
60            if (checks != expected)
61                error("Unexpected number of checks performed; expected: " + expected + ", found: " + checks);
62
63            if (errors > 0)
64                throw new Exception(errors + " errors found");
65        }
66    }
67
68    void check(CompilationUnitTree cu, String name, Tree.Kind k) {
69        checks++;
70
71        TreeScanner<ClassTree,String> s = new TreeScanner<ClassTree,String>() {
72            @Override
73            public ClassTree visitClass(ClassTree c, String name) {
74                if (c.getSimpleName().toString().equals(name))
75                    return c;
76                else
77                    return super.visitClass(c, name);
78            }
79
80            @Override
81            public ClassTree reduce(ClassTree t1, ClassTree t2) {
82                return (t1 != null ? t1 : t2);
83            }
84        };
85
86        ClassTree c = s.scan(cu, name);
87        if (c == null)
88            error("Can't find node named " + name);
89        else if (c.getKind() != k)
90            error("Unexpected kind for node named " + name + ": expected: " + k + ", found: " + c.getKind());
91    }
92
93    void error(String msg) {
94        System.err.println("Error: " + msg);
95        errors++;
96    }
97
98    int checks;
99    int errors;
100
101    class CLASS { }
102    interface INTERFACE { }
103    enum ENUM { }
104    @interface ANNOTATION_TYPE { }
105}
106