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src/java.base/share/classes/jdk/internal/nicl/types/Container.java

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   1 package jdk.internal.nicl.types;
   2 
   3 import java.util.Arrays;
   4 import java.util.stream.Stream;
   5 import jdk.internal.nicl.Platform;
   6 
   7 public class Container implements Type {
   8     final Type[] members;
   9     final boolean isUnion;
  10 
  11     public Container(boolean isUnion, Type... members) {
  12         this.members = members;
  13         this.isUnion = isUnion;
  14     }
  15 
  16     @Override
  17     public long getSize() {
  18         return Platform.getInstance().getABI().sizeof(this);
  19     }
  20 


  24 
  25     public Stream<Type> getMembers() {
  26         return Stream.of(members);
  27     }
  28 
  29     public int memberCount() {
  30         return members.length;
  31     }
  32 
  33     public Type getMember(int index) {
  34         return members[index];
  35     }
  36 
  37     @Override
  38     public int hashCode() {
  39         return (isUnion ? 0x40000000 : 0x60000000) | Arrays.hashCode(members);
  40     }
  41 
  42     @Override
  43     public boolean equals(Object o) {
  44         if (!(o instanceof jdk.internal.nicl.types.Container)) {
  45             return false;
  46         }
  47 
  48         jdk.internal.nicl.types.Container other = (jdk.internal.nicl.types.Container) o;
  49         if (other.isUnion != isUnion) {
  50             return false;
  51         }
  52         if (other.members.length != members.length) {
  53             return false;
  54         }
  55         for (int i = 0; i < members.length; i++) {
  56             if (!members[i].equals(other.members[i])) {
  57                 return false;
  58             }
  59         }
  60         return true;
  61     }
  62 
  63     @Override
  64     public String toString() {
  65         StringBuffer sb = new StringBuffer();
  66         sb.append("[");
  67         for (Type t : members) {
  68             sb.append(t);
   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 package jdk.internal.nicl.types;
  25 
  26 import java.util.Arrays;
  27 import java.util.stream.Stream;
  28 import jdk.internal.nicl.Platform;
  29 
  30 public class Container implements Type {
  31     final Type[] members;
  32     final boolean isUnion;
  33 
  34     public Container(boolean isUnion, Type... members) {
  35         this.members = members;
  36         this.isUnion = isUnion;
  37     }
  38 
  39     @Override
  40     public long getSize() {
  41         return Platform.getInstance().getABI().sizeof(this);
  42     }
  43 


  47 
  48     public Stream<Type> getMembers() {
  49         return Stream.of(members);
  50     }
  51 
  52     public int memberCount() {
  53         return members.length;
  54     }
  55 
  56     public Type getMember(int index) {
  57         return members[index];
  58     }
  59 
  60     @Override
  61     public int hashCode() {
  62         return (isUnion ? 0x40000000 : 0x60000000) | Arrays.hashCode(members);
  63     }
  64 
  65     @Override
  66     public boolean equals(Object o) {
  67         if (!(o instanceof Container)) {
  68             return false;
  69         }
  70 
  71         Container other = (Container) o;
  72         if (other.isUnion != isUnion) {
  73             return false;
  74         }
  75         if (other.members.length != members.length) {
  76             return false;
  77         }
  78         for (int i = 0; i < members.length; i++) {
  79             if (!members[i].equals(other.members[i])) {
  80                 return false;
  81             }
  82         }
  83         return true;
  84     }
  85 
  86     @Override
  87     public String toString() {
  88         StringBuffer sb = new StringBuffer();
  89         sb.append("[");
  90         for (Type t : members) {
  91             sb.append(t);
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