gomp-20050608-branch/libjava/classpath/test/java.io/HairyGraph.java

   1
   2 import java.io.*;
   3
   4 class GraphNode implements Serializable
   5 {
   6   GraphNode( String s )
   7   {
   8     this.s = s;
   9   }
  10
  11   public String toString()
  12   {
  13     return this.s;
  14   }
  15
  16   String s;
  17   GraphNode a;
  18   GraphNode b;
  19   GraphNode c;
  20   GraphNode d;
  21 }
  22
  23
  24 public class HairyGraph implements Serializable
  25 {
  26   GraphNode A;
  27   GraphNode B;
  28   GraphNode C;
  29   GraphNode D;
  30
  31   HairyGraph()
  32   {
  33     A = new GraphNode( "A" );
  34     B = new GraphNode( "B" );
  35     C = new GraphNode( "C" );
  36     D = new GraphNode( "D" );
  37
  38     A.a = B;
  39     A.b = C;
  40     A.c = D;
  41     A.d = A;
  42
  43     B.a = C;
  44     B.b = D;
  45     B.c = A;
  46     B.d = B;
  47
  48     C.a = D;
  49     C.b = A;
  50     C.c = B;
  51     C.d = C;
  52
  53     D.a = A;
  54     D.b = B;
  55     D.c = C;
  56     D.d = D;
  57   }
  58
  59   public boolean equals( Object o )
  60   {
  61     HairyGraph hg = (HairyGraph)o;
  62
  63     return (A.a == B.d) && (A.a == C.c) && (A.a == D.b)
  64       && (A.b == B.a) && (A.b == C.d) && (A.b == D.c)
  65       && (A.c == B.b) && (A.c == C.a) && (A.c == D.d)
  66       && (A.d == B.c) && (A.d == C.b) && (A.d == D.a);
  67   }
  68
  69   void printOneLevel( GraphNode gn )
  70   {
  71     System.out.println( "GraphNode< " + gn + ": " + gn.a + ", " + gn.b
  72                         + ", " + gn.c + ", " + gn.d + " >" );
  73   }
  74
  75 }