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 TestBase
  34  * @build AccessToPrivateSiblingsTest SyntheticTestDriver ExpectedClass ExpectedClasses
  35  * @run main SyntheticTestDriver AccessToPrivateSiblingsTest
  36  */
  37 
  38 /**
  39  * Access from sibling classes to sibling 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 = "AccessToPrivateSiblingsTest", expectedMethods = "<init>()")
  50 @ExpectedClass(className = "AccessToPrivateSiblingsTest$Inner1",
  51         expectedMethods = {"function()", "<init>(AccessToPrivateSiblingsTest)"},
  52         expectedFields = "var",
  53         expectedNumberOfSyntheticFields = 1)
  54 @ExpectedClass(className = "AccessToPrivateSiblingsTest$Inner2",
  55         expectedMethods = "<init>(AccessToPrivateSiblingsTest)",
  56         expectedNumberOfSyntheticFields = 1)
  57 @ExpectedClass(className = "AccessToPrivateSiblingsTest$Inner3",
  58         expectedMethods = {"<init>()", "function()", "staticFunction()", "<clinit>()"},
  59         expectedFields = {"var", "staticVar"})
  60 @ExpectedClass(className = "AccessToPrivateSiblingsTest$Inner4",
  61         expectedMethods = {"<init>()", "function()", "staticFunction()"},
  62         expectedFields = {"var", "staticVar"})
  63 public class AccessToPrivateSiblingsTest {
  64 
  65     private class Inner1 {
  66         private Inner1() {}
  67         private int var;
  68         private void function() {}
  69 
  70         {
  71             Inner3 inner = new Inner3();
  72             inner.var = 0;
  73             int i = inner.var;
  74             inner.function();
  75         }
  76     }
  77 
  78     private class Inner2 {
  79         {
  80             Inner1 inner = new Inner1();
  81             inner.var = 0;
  82             int i = inner.var;
  83             inner.function();
  84         }
  85     }
  86 
  87     private static class Inner3 {
  88         private Inner3() {}
  89         private int var;
  90         private static int staticVar;
  91         private void function() {}
  92         private static void staticFunction() {}
  93 
  94         static {
  95             Inner4 inner = new Inner4();
  96             inner.var = 0;
  97             int i = inner.var;
  98             inner.function();
  99         }
 100     }
 101 
 102     private static class Inner4 {
 103         private Inner4() {}
 104         private int var;
 105         private static int staticVar;
 106         private void function() {}
 107         private static void staticFunction() {}
 108     }
 109 }