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 

    24 /*

    25  * @test

    26  * @bug     8151223

    27  * @summary String concatenation fails with implicit toString() on package-private class

    28  * @modules jdk.jdeps/com.sun.tools.classfile

    29  * @compile -XDstringConcat=indy              Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java

    30  * @run main Test

    31  * @compile -XDstringConcat=indyWithConstants Holder.java PublicClass.java PublicInterface.java Public_PublicClass.java Public_PublicInterface.java Public_PrivateInterface1.java Public_PrivateInterface2.java Test.java

    32  * @run main Test

    33  */

    34 

    35 import com.sun.tools.classfile.*;

    36 import com.sun.tools.classfile.ConstantPool.*;

    37 

    38 import java.io.File;

    39 import java.util.ArrayList;

    40 import java.util.List;

    41 

    42 public class Test {

    43     static List<String> actualTypes;

    44 

    45     public static void main(String[] argv) throws Exception {

    46         readIndyTypes();

    47 

    48         p1.Holder holder = new p1.Holder();

    49 

    50         int idx = 0;

    51 

    52         // ----------------------------------------------------------------------------

    53 

    54         // public Private_PublicClass            c1 = new Private_PublicClass();

    55         test("" + holder.c1, idx++, "(Lp1/PublicClass;)Ljava/lang/String;");

    56 

    57         // public Private_PublicInterface        c2 = new Private_PublicInterface();

    58         test("" + holder.c2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");

    59 

    60         // public Private_PrivateInterface1      c3 = new Private_PrivateInterface1();

    61         test("" + holder.c3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");

    62 

    63         // public Private_PrivateInterface2      c4 = new Private_PrivateInterface2();

    64         test("" + holder.c4, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");

    65 

    66         // public Public_PublicClass             c5 = new Public_PublicClass();

    67         test("" + holder.c5, idx++, "(Lp1/Public_PublicClass;)Ljava/lang/String;");

    68 

    69         // public Public_PublicInterface         c6 = new Public_PublicInterface();

    70         test("" + holder.c6, idx++, "(Lp1/Public_PublicInterface;)Ljava/lang/String;");

    71 

    72         // public Public_PrivateInterface1       c7 = new Public_PrivateInterface1();

    73         test("" + holder.c7, idx++, "(Lp1/Public_PrivateInterface1;)Ljava/lang/String;");

    74 

    75         // public Public_PrivateInterface2       c8 = new Public_PrivateInterface2();

    76         test("" + holder.c8, idx++, "(Lp1/Public_PrivateInterface2;)Ljava/lang/String;");

    77 

    78         // ----------------------------------------------------------------------------

    79 

    80         // public Private_PublicClass[]          ac1 = new Private_PublicClass[0];

    81         test("" + holder.ac1, idx++, "([Lp1/PublicClass;)Ljava/lang/String;");

    82 

    83         // public Private_PublicInterface[]      ac2 = new Private_PublicInterface[0];

    84         test("" + holder.ac2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");

    85 

    86         // public Private_PrivateInterface1[]    ac3 = new Private_PrivateInterface1[0];

    87         test("" + holder.ac3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");

    88 

    89         // public Private_PrivateInterface2[]    ac4 = new Private_PrivateInterface2[0];

    90         test("" + holder.ac4, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");

    91 

    92         // public Public_PublicClass[]           ac5 = new Public_PublicClass[0];

    93         test("" + holder.ac5, idx++, "([Lp1/Public_PublicClass;)Ljava/lang/String;");

    94 

    95         // public Public_PublicInterface[]       ac6 = new Public_PublicInterface[0];

    96         test("" + holder.ac6, idx++, "([Lp1/Public_PublicInterface;)Ljava/lang/String;");

    97 

    98         // public Public_PrivateInterface1[]     ac7 = new Public_PrivateInterface1[0];

    99         test("" + holder.ac7, idx++, "([Lp1/Public_PrivateInterface1;)Ljava/lang/String;");

   100 

   101         // public Public_PrivateInterface2[]     ac8 = new Public_PrivateInterface2[0];

   102         test("" + holder.ac8, idx++, "([Lp1/Public_PrivateInterface2;)Ljava/lang/String;");

   103 

   104         // ----------------------------------------------------------------------------

   105 

   106         // public Private_PublicClass[][]       aac1 = new Private_PublicClass[0][];

   107         test("" + holder.aac1, idx++, "([[Lp1/PublicClass;)Ljava/lang/String;");

   108 

   109         // public Private_PublicInterface[][]   aac2 = new Private_PublicInterface[0][];

   110         test("" + holder.aac2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");

   111 

   112         // public Private_PrivateInterface1[][] aac3 = new Private_PrivateInterface1[0][];

   113         test("" + holder.aac3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");

   114 

   115         // public Private_PrivateInterface2[][] aac4 = new Private_PrivateInterface2[0][];

   116         test("" + holder.aac4, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");

   117 

   118         // public Public_PublicClass[][]        aac5 = new Public_PublicClass[0][];

   119         test("" + holder.aac5, idx++, "([[Lp1/Public_PublicClass;)Ljava/lang/String;");

   120 

   121         // public Public_PublicInterface[][]    aac6 = new Public_PublicInterface[0][];

   122         test("" + holder.aac6, idx++, "([[Lp1/Public_PublicInterface;)Ljava/lang/String;");

   123 

   124         // public Public_PrivateInterface1[][]  aac7 = new Public_PrivateInterface1[0][];

   125         test("" + holder.aac7, idx++, "([[Lp1/Public_PrivateInterface1;)Ljava/lang/String;");

   126 

   127         // public Public_PrivateInterface2[][]  aac8 = new Public_PrivateInterface2[0][];

   128         test("" + holder.aac8, idx++, "([[Lp1/Public_PrivateInterface2;)Ljava/lang/String;");

   129 

   130         // ----------------------------------------------------------------------------

   131 

   132         // public PublicInterface                i1 = new Private_PublicInterface();

   133         test("" + holder.i1, idx++, "(Lp1/PublicInterface;)Ljava/lang/String;");

   134 

   135         // public PrivateInterface1              i2 = new Private_PrivateInterface1();

   136         test("" + holder.i2, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");

   137 

   138         // public PrivateInterface2              i3 = new Private_PrivateInterface2();

   139         test("" + holder.i3, idx++, "(Ljava/lang/Object;)Ljava/lang/String;");

   140 

   141         // public PublicInterface[]              ai1 = new Private_PublicInterface[0];

   142         test("" + holder.ai1, idx++, "([Lp1/PublicInterface;)Ljava/lang/String;");

   143 

   144         // public PrivateInterface1[]            ai2 = new Private_PrivateInterface1[0];

   145         test("" + holder.ai2, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");

   146 

   147         // public PrivateInterface2[]            ai3 = new Private_PrivateInterface2[0];

   148         test("" + holder.ai3, idx++, "([Ljava/lang/Object;)Ljava/lang/String;");

   149 

   150         // public PublicInterface[][]           aai1 = new Private_PublicInterface[0][];

   151         test("" + holder.aai1, idx++, "([[Lp1/PublicInterface;)Ljava/lang/String;");

   152 

   153         // public PrivateInterface1[][]         aai2 = new Private_PrivateInterface1[0][];

   154         test("" + holder.aai2, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");

   155 

   156         // public PrivateInterface2[][]         aai3 = new Private_PrivateInterface2[0][];

   157         test("" + holder.aai3, idx++, "([[Ljava/lang/Object;)Ljava/lang/String;");

   158 

   159     }

   160 

   161     public static void test(String actual, int index, String expectedType) {

   162         if (!"passed".equals(actual) && !actual.startsWith("[")) {

   163             throw new IllegalStateException("Unexpected result: " + actual);

   164         }

   165         String actualType = actualTypes.get(index);

   166         if (!actualType.equals(expectedType)) {

   167             throw new IllegalStateException("Unexpected type: expected = " + expectedType + ", actual = " + actualType);

   168         }

   169     }

   170 

   171     public static void readIndyTypes() throws Exception {

   172         actualTypes = new ArrayList<String>();

   173 

   174         ClassFile classFile = ClassFile.read(new File(System.getProperty("test.classes", "."),

   175                     Test.class.getName() + ".class"));

   176         ConstantPool constantPool = classFile.constant_pool;

   177 

   178         for (Method method : classFile.methods) {

   179             if (method.getName(constantPool).equals("main")) {

   180                 Code_attribute code = (Code_attribute) method.attributes

   181                         .get(Attribute.Code);

   182                 for (Instruction i : code.getInstructions()) {

   183                     if (i.getOpcode() == Opcode.INVOKEDYNAMIC) {

   184                         CONSTANT_InvokeDynamic_info indyInfo = (CONSTANT_InvokeDynamic_info) constantPool.get(i.getUnsignedShort(1));

   185                         CONSTANT_NameAndType_info natInfo = indyInfo.getNameAndTypeInfo();

   186                         actualTypes.add(natInfo.getType());

   187                     }

   188                 }

   189             }

   190         }

   191     }

   192 }