1 /*
   2  * Copyright (c) 2015, 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 8044537
  27  * @summary Checking ACC_SYNTHETIC flag is generated for access method
  28  *          generated to access to private methods and fields.
  29  * @modules jdk.compiler/com.sun.tools.javac.api
  30  *          jdk.compiler/com.sun.tools.javac.main
  31  *          jdk.jdeps/com.sun.tools.classfile
  32  * @library /tools/lib /tools/javac/lib ../lib
  33  * @build toolbox.ToolBox InMemoryFileManager TestResult
  34  * @build AccessToPrivateInnerClassMembersTest SyntheticTestDriver ExpectedClass ExpectedClasses
  35  * @run main SyntheticTestDriver AccessToPrivateInnerClassMembersTest 1
  36  */
  37 
  38 /**
  39  * Access from top level class to inner classes.
  40  * Synthetic members:
  41  * 1. inner classes for Inner*.
  42  * 2. getter/setter for private field var.
  43  * 3. access method for private method function().
  44  * 4. getter/setter for private field staticVar.
  45  * 5. access method for private method staticFunction().
  46  * 6. field this in Inner1.
  47  * 7. constructor for Inner*.
  48  */
  49 @ExpectedClass(className = "AccessToPrivateInnerClassMembersTest",
  50         expectedMethods = {"<init>()", "<clinit>()"})
  51 @ExpectedClass(className = "AccessToPrivateInnerClassMembersTest$Inner1",
  52         expectedMethods = {"<init>(AccessToPrivateInnerClassMembersTest)", "function()"},
  53         expectedFields = "var",
  54         expectedNumberOfSyntheticMethods = 4,
  55         expectedNumberOfSyntheticFields = 1)
  56 @ExpectedClass(className = "AccessToPrivateInnerClassMembersTest$Inner2",
  57         expectedMethods = {"function()", "staticFunction()", "<init>()"},
  58         expectedFields = {"staticVar", "var"},
  59         expectedNumberOfSyntheticMethods = 7)
  60 public class AccessToPrivateInnerClassMembersTest {
  61 
  62     private class Inner1 {
  63         private Inner1() {}
  64         private int var;
  65         private void function() {}
  66     }
  67 
  68     {
  69         Inner1 inner = new Inner1();
  70         inner.var = 0;
  71         int i = inner.var;
  72         inner.function();
  73     }
  74 
  75     private static class Inner2 {
  76         private Inner2() {}
  77         private int var;
  78         private static int staticVar;
  79         private void function() {}
  80         private static void staticFunction() {}
  81     }
  82 
  83     {
  84         Inner2 inner = new Inner2();
  85         inner.var = 0;
  86         int i = inner.var;
  87         inner.function();
  88     }
  89 
  90     static {
  91         Inner2.staticFunction();
  92         Inner2.staticVar = 0;
  93         int i = Inner2.staticVar;
  94     }
  95 }