VarInstance


1   package polyglot.types;
2   
3   /**
4    * A <code>VarInstance</code> contains type information for a variable.  It may
5    * be either a local or a field.
6    */
7   public interface VarInstance extends TypeObject
8   {
9       /**
10       * The flags of the variable.
11       */
12      Flags flags();
13  
14      /**
15       * The name of the variable.
16       */
17      String   name();
18  
19      /**
20       * The type of the variable.
21       */
22      Type type();
23  
24      /**
25       * The variable's constant value, or null.
26       */
27      Object   constantValue();
28  
29      /**
30       * Whether the variable has a constant value.
31       */
32      boolean isConstant();
33  
34      /**
35       * Destructively set the type of the variable.
36       * This method should be deprecated.
37       */
38      void setType(Type type); //destructive update   
39      
40      /**
41       * Destructively set the flags of the variable.
42       */
43      void setFlags(Flags flags);
44  }
45

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