net.mograsim.machine/src/net/mograsim/machine/isa/AsmLabel.java

   1 package net.mograsim.machine.isa;\r
   2 \r
   3 import java.util.Objects;\r
   4 \r
   5 public final class AsmLabel implements AsmElement\r
   6 {\r
   7         private final String name;\r
   8         private AsmInstruction inst;\r
   9 \r
  10         public AsmLabel(String name)\r
  11         {\r
  12                 this.name = Objects.requireNonNull(name);\r
  13         }\r
  14 \r
  15         public String getName()\r
  16         {\r
  17                 return name;\r
  18         }\r
  19 \r
  20         public void setInst(AsmInstruction inst)\r
  21         {\r
  22                 if (inst != null)\r
  23                         throw new IllegalStateException("Instrution already set for " + name);\r
  24                 this.inst = inst;\r
  25         }\r
  26 \r
  27         @Override\r
  28         public String toString()\r
  29         {\r
  30                 return name + ":";\r
  31         }\r
  32 \r
  33         @Override\r
  34         public int hashCode()\r
  35         {\r
  36                 return Objects.hash(inst, name);\r
  37         }\r
  38 \r
  39         @Override\r
  40         public boolean equals(Object obj)\r
  41         {\r
  42                 if (this == obj)\r
  43                         return true;\r
  44                 if (!(obj instanceof AsmLabel))\r
  45                         return false;\r
  46                 AsmLabel other = (AsmLabel) obj;\r
  47                 return Objects.equals(inst, other.inst) && Objects.equals(name, other.name);\r
  48         }\r
  49 }\r