1/*
2 * Copyright (c) 2016, 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
24import com.sun.tools.classfile.*;
25import com.sun.tools.classfile.ConstantPool.*;
26
27import java.io.File;
28import java.util.ArrayList;
29import java.util.List;
30
31/*
32 * @test
33 * @bug     8151223
34 * @summary String concatenation fails with implicit toString() on package-private class
35 * @modules jdk.jdeps/com.sun.tools.classfile
36 *
37 * @clean *
38 * @compile -XDstringConcat=indy              Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java
39 * @run main Test
40 *
41 * @clean *
42 * @compile -XDstringConcat=indyWithConstants Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java
43 * @run main Test
44 */
45
46public class Test {
47    static List<String> actualTypes;
48
49    public static void main(String[] argv) throws Exception {
50        readIndyTypes();
51
52        p1.Holder holder = new p1.Holder();
53
54        int idx = 0;
55
56        // ----------------------------------------------------------------------------
57
58        // public Private_PublicClass            c1 = new Private_PublicClass();
59        test("" + holder.c1, idx++, "(Lp1/PublicClass;)Ljava/lang/String;");
60
61        // public Private_PublicInterface        c2 = new Private_PublicInterface();
62        test("" + holder.c2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
63
64        // public Private_PrivateInterface1      c3 = new Private_PrivateInterface1();
65        test("" + holder.c3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
66
67        // public Private_PrivateInterface2      c4 = new Private_PrivateInterface2();
68        test("" + holder.c4, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
69
70        // public Public_PublicClass             c5 = new Public_PublicClass();
71        test("" + holder.c5, idx++, "(Lp1/Public_PublicClass;)Ljava/lang/String;");
72
73        // public Public_PublicInterface         c6 = new Public_PublicInterface();
74        test("" + holder.c6, idx++, "(Lp1/Public_PublicInterface;)Ljava/lang/String;");
75
76        // public Public_PrivateInterface1       c7 = new Public_PrivateInterface1();
77        test("" + holder.c7, idx++, "(Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
78
79        // public Public_PrivateInterface2       c8 = new Public_PrivateInterface2();
80        test("" + holder.c8, idx++, "(Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
81
82        // ----------------------------------------------------------------------------
83
84        // public Private_PublicClass[]          ac1 = new Private_PublicClass[0];
85        test("" + holder.ac1, idx++, "([Lp1/PublicClass;)Ljava/lang/String;");
86
87        // public Private_PublicInterface[]      ac2 = new Private_PublicInterface[0];
88        test("" + holder.ac2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
89
90        // public Private_PrivateInterface1[]    ac3 = new Private_PrivateInterface1[0];
91        test("" + holder.ac3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
92
93        // public Private_PrivateInterface2[]    ac4 = new Private_PrivateInterface2[0];
94        test("" + holder.ac4, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
95
96        // public Public_PublicClass[]           ac5 = new Public_PublicClass[0];
97        test("" + holder.ac5, idx++, "([Lp1/Public_PublicClass;)Ljava/lang/String;");
98
99        // public Public_PublicInterface[]       ac6 = new Public_PublicInterface[0];
100        test("" + holder.ac6, idx++, "([Lp1/Public_PublicInterface;)Ljava/lang/String;");
101
102        // public Public_PrivateInterface1[]     ac7 = new Public_PrivateInterface1[0];
103        test("" + holder.ac7, idx++, "([Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
104
105        // public Public_PrivateInterface2[]     ac8 = new Public_PrivateInterface2[0];
106        test("" + holder.ac8, idx++, "([Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
107
108        // ----------------------------------------------------------------------------
109
110        // public Private_PublicClass[][]       aac1 = new Private_PublicClass[0][];
111        test("" + holder.aac1, idx++, "([[Lp1/PublicClass;)Ljava/lang/String;");
112
113        // public Private_PublicInterface[][]   aac2 = new Private_PublicInterface[0][];
114        test("" + holder.aac2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
115
116        // public Private_PrivateInterface1[][] aac3 = new Private_PrivateInterface1[0][];
117        test("" + holder.aac3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
118
119        // public Private_PrivateInterface2[][] aac4 = new Private_PrivateInterface2[0][];
120        test("" + holder.aac4, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
121
122        // public Public_PublicClass[][]        aac5 = new Public_PublicClass[0][];
123        test("" + holder.aac5, idx++, "([[Lp1/Public_PublicClass;)Ljava/lang/String;");
124
125        // public Public_PublicInterface[][]    aac6 = new Public_PublicInterface[0][];
126        test("" + holder.aac6, idx++, "([[Lp1/Public_PublicInterface;)Ljava/lang/String;");
127
128        // public Public_PrivateInterface1[][]  aac7 = new Public_PrivateInterface1[0][];
129        test("" + holder.aac7, idx++, "([[Lp1/Public_PrivateInterface1;)Ljava/lang/String;");
130
131        // public Public_PrivateInterface2[][]  aac8 = new Public_PrivateInterface2[0][];
132        test("" + holder.aac8, idx++, "([[Lp1/Public_PrivateInterface2;)Ljava/lang/String;");
133
134        // ----------------------------------------------------------------------------
135
136        // public PublicInterface                i1 = new Private_PublicInterface();
137        test("" + holder.i1, idx++, "(Lp1/PublicInterface;)Ljava/lang/String;");
138
139        // public PrivateInterface1              i2 = new Private_PrivateInterface1();
140        test("" + holder.i2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
141
142        // public PrivateInterface2              i3 = new Private_PrivateInterface2();
143        test("" + holder.i3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");
144
145        // public PublicInterface[]              ai1 = new Private_PublicInterface[0];
146        test("" + holder.ai1, idx++, "([Lp1/PublicInterface;)Ljava/lang/String;");
147
148        // public PrivateInterface1[]            ai2 = new Private_PrivateInterface1[0];
149        test("" + holder.ai2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
150
151        // public PrivateInterface2[]            ai3 = new Private_PrivateInterface2[0];
152        test("" + holder.ai3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");
153
154        // public PublicInterface[][]           aai1 = new Private_PublicInterface[0][];
155        test("" + holder.aai1, idx++, "([[Lp1/PublicInterface;)Ljava/lang/String;");
156
157        // public PrivateInterface1[][]         aai2 = new Private_PrivateInterface1[0][];
158        test("" + holder.aai2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
159
160        // public PrivateInterface2[][]         aai3 = new Private_PrivateInterface2[0][];
161        test("" + holder.aai3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");
162
163    }
164
165    public static void test(String actual, int index, String expectedType) {
166        if (!"passed".equals(actual) && !actual.startsWith("[")) {
167            throw new IllegalStateException("Unexpected result: " + actual);
168        }
169        String actualType = actualTypes.get(index);
170        if (!actualType.equals(expectedType)) {
171            throw new IllegalStateException("Unexpected type: expected = " + expectedType + ", actual = " + actualType);
172        }
173    }
174
175    public static void readIndyTypes() throws Exception {
176        actualTypes = new ArrayList<String>();
177
178        ClassFile classFile = ClassFile.read(new File(System.getProperty("test.classes", "."),
179                    Test.class.getName() + ".class"));
180        ConstantPool constantPool = classFile.constant_pool;
181
182        for (Method method : classFile.methods) {
183            if (method.getName(constantPool).equals("main")) {
184                Code_attribute code = (Code_attribute) method.attributes
185                        .get(Attribute.Code);
186                for (Instruction i : code.getInstructions()) {
187                    if (i.getOpcode() == Opcode.INVOKEDYNAMIC) {
188                        CONSTANT_InvokeDynamic_info indyInfo = (CONSTANT_InvokeDynamic_info) constantPool.get(i.getUnsignedShort(1));
189                        CONSTANT_NameAndType_info natInfo = indyInfo.getNameAndTypeInfo();
190                        actualTypes.add(natInfo.getType());
191                    }
192                }
193            }
194        }
195    }
196}
197