bundles/org.simantics.graph/src/org/simantics/graph/matching/Stat.java

   1 package org.simantics.graph.matching;\r
   2 \r
   3 import java.util.Comparator;\r
   4 \r
   5 class Stat {\r
   6         public int p, o;\r
   7 \r
   8         public Stat(int p, int o) {\r
   9                 this.p = p;\r
  10                 this.o = o;\r
  11         }\r
  12         \r
  13         public Stat(Stat stat) {\r
  14                 this.p = stat.p;\r
  15                 this.o = stat.o;\r
  16         }\r
  17         \r
  18         public void map(int[] map) {\r
  19                 if(p >= 0)\r
  20                         p = map[p];\r
  21                 if(o >= 0)\r
  22                         o = map[o];\r
  23         }\r
  24         \r
  25         @Override\r
  26         public String toString() {\r
  27                 return p + " " + o;\r
  28         }\r
  29         \r
  30         public String toString(String[] names) {\r
  31                 return (p >= 0 ? names[p] : "?") + " " + (o >= 0 ? names[o] : "?");\r
  32         }\r
  33         \r
  34         @Override\r
  35         public int hashCode() {\r
  36                 return 31*p + o;\r
  37         }\r
  38 \r
  39         @Override\r
  40         public boolean equals(Object obj) {\r
  41                 if (this == obj)\r
  42                         return true;\r
  43                 if (obj == null)\r
  44                         return false;\r
  45                 if (getClass() != obj.getClass())\r
  46                         return false;\r
  47                 Stat other = (Stat) obj;\r
  48                 return p==other.p && o==other.o;\r
  49         }\r
  50 \r
  51 \r
  52 \r
  53         static final Stat[] NO_STATS = new Stat[0];\r
  54         \r
  55         static final Comparator<Stat> STAT_COMPARATOR = new Comparator<Stat>() {\r
  56                 @Override\r
  57                 public int compare(Stat o1, Stat o2) {\r
  58                         if(o1.p < o2.p)\r
  59                                 return -1;\r
  60                         else if(o1.p > o2.p)\r
  61                                 return 1;\r
  62                         else if(o1.o < o2.o)\r
  63                                 return -1;\r
  64                         else if(o1.o > o2.o)\r
  65                                 return 1;\r
  66                         else\r
  67                                 return 0;\r
  68                 }\r
  69         };\r
  70 }