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 SkolemConstantPragma extends StmtPragma
031    {
032      public /*@ non_null @*/ LocalVarDeclVec decls;
033    
034      public int sloc;
035    
036      public int eloc;
037    
038      public int getStartLoc() { return sloc; }
039      public int getEndLoc() { return eloc; }
040    
041    
042    // Generated boilerplate constructors:
043    
044      /**
045       * Construct a raw SkolemConstantPragma whose class invariant(s) have not
046       * yet been established.  It is the caller's job to
047       * initialize the returned node's fields so that any
048       * class invariants hold.
049       */
050      //@ requires I_will_establish_invariants_afterwards;
051      protected SkolemConstantPragma() {}    //@ nowarn Invariant,NonNullInit;
052    
053    
054    // Generated boilerplate methods:
055    
056      public final int childCount() {
057         int sz = 0;
058         if (this.decls != null) sz += this.decls.size();
059         return sz + 0;
060      }
061    
062      public final Object childAt(int index) {
063              /*throws IndexOutOfBoundsException*/
064         if (index < 0)
065            throw new IndexOutOfBoundsException("AST child index " + index);
066         int indexPre = index;
067    
068         int sz;
069    
070         sz = (this.decls == null ? 0 : this.decls.size());
071         if (0 <= index && index < sz)
072            return this.decls.elementAt(index);
073         else index -= sz;
074    
075         throw new IndexOutOfBoundsException("AST child index " + indexPre);
076      }   //@ nowarn Exception;
077    
078      public final String toString() {
079         return "[SkolemConstantPragma"
080            + " decls = " + this.decls
081            + " sloc = " + this.sloc
082            + " eloc = " + this.eloc
083            + "]";
084      }
085    
086      public final int getTag() {
087         return TagConstants.SKOLEMCONSTANTPRAGMA;
088      }
089    
090      public final void accept(javafe.ast.Visitor v) { 
091        if (v instanceof Visitor) ((Visitor)v).visitSkolemConstantPragma(this);
092      }
093    
094      public final Object accept(javafe.ast.VisitorArgResult v, Object o) { 
095        if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitSkolemConstantPragma(this, o); else return null;
096      }
097    
098      public void check() {
099         for(int i = 0; i < this.decls.size(); i++)
100            this.decls.elementAt(i).check();
101      }
102    
103      //@ ensures \result != null;
104      public static SkolemConstantPragma make(/*@ non_null @*/ LocalVarDeclVec decls, int sloc, int eloc) {
105         //@ set I_will_establish_invariants_afterwards = true;
106         SkolemConstantPragma result = new SkolemConstantPragma();
107         result.decls = decls;
108         result.sloc = sloc;
109         result.eloc = eloc;
110         return result;
111      }
112    }