001    /* Copyright 2000, 2001, Compaq Computer Corporation */
002    
003    /* IF THIS IS A JAVA FILE, DO NOT EDIT IT!  
004    
005       Most Java files in this directory which are part of the Javafe AST
006       are automatically generated using the astgen comment (see
007       ESCTools/Javafe/astgen) from the input file 'hierarchy.h'.  If you
008       wish to modify AST classes or introduce new ones, modify
009       'hierarchy.j.'
010     */
011    
012    package escjava.ast;
013    
014    import java.util.Hashtable;
015    import java.util.Set;
016    import java.util.ArrayList;
017    
018    import javafe.ast.*;
019    import javafe.util.Assert;
020    import javafe.util.Location;
021    import escjava.ParsedRoutineSpecs;
022    
023    // Convention: unless otherwise noted, integer fields named "loc" refer
024    // to the location of the first character of the syntactic unit
025    
026    //# TagBase javafe.tc.TagConstants.LAST_TAG + 1
027    //# VisitorRoot javafe.ast.Visitor
028    
029    
030    public class IdExprDeclPragma extends TypeDeclElemPragma
031    {
032      public int tag;
033    
034      public /*@ non_null @*/ Identifier id;
035    
036      public /*@ non_null @*/ Expr expr;
037    
038      public int modifiers;
039    
040      public int loc;
041    
042      public int locId;
043    
044    
045      public final int getTag() { return tag; }
046      public int getModifiers() { return modifiers; }
047    
048      public int getStartLoc() { return loc; }
049      public int getEndLoc() { return expr.getEndLoc(); }
050    
051    
052    // Generated boilerplate constructors:
053    
054      /**
055       * Construct a raw IdExprDeclPragma whose class invariant(s) have not
056       * yet been established.  It is the caller's job to
057       * initialize the returned node's fields so that any
058       * class invariants hold.
059       */
060      //@ requires I_will_establish_invariants_afterwards;
061      protected IdExprDeclPragma() {}    //@ nowarn Invariant,NonNullInit;
062    
063    
064    // Generated boilerplate methods:
065    
066      public final int childCount() {
067         return 2;
068      }
069    
070      public final Object childAt(int index) {
071              /*throws IndexOutOfBoundsException*/
072         if (index < 0)
073            throw new IndexOutOfBoundsException("AST child index " + index);
074         int indexPre = index;
075    
076         int sz;
077    
078         if (index == 0) return this.id;
079         else index--;
080    
081         if (index == 0) return this.expr;
082         else index--;
083    
084         throw new IndexOutOfBoundsException("AST child index " + indexPre);
085      }   //@ nowarn Exception;
086    
087      public final String toString() {
088         return "[IdExprDeclPragma"
089            + " tag = " + this.tag
090            + " id = " + this.id
091            + " expr = " + this.expr
092            + " modifiers = " + this.modifiers
093            + " loc = " + this.loc
094            + " locId = " + this.locId
095            + "]";
096      }
097    
098      public final void accept(javafe.ast.Visitor v) { 
099        if (v instanceof Visitor) ((Visitor)v).visitIdExprDeclPragma(this);
100      }
101    
102      public final Object accept(javafe.ast.VisitorArgResult v, Object o) { 
103        if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitIdExprDeclPragma(this, o); else return null;
104      }
105    
106      public void check() {
107         if (this.id == null) throw new RuntimeException();
108         this.expr.check();
109      }
110    
111      //@ ensures \result != null;
112      public static IdExprDeclPragma make(int tag, /*@ non_null @*/ Identifier id, /*@ non_null @*/ Expr expr, int modifiers, int loc, int locId) {
113         //@ set I_will_establish_invariants_afterwards = true;
114         IdExprDeclPragma result = new IdExprDeclPragma();
115         result.tag = tag;
116         result.id = id;
117         result.expr = expr;
118         result.modifiers = modifiers;
119         result.loc = loc;
120         result.locId = locId;
121         return result;
122      }
123    }