001    // -*- mode: java -*-
002    /* Copyright 2000, 2001, Compaq Computer Corporation */
003    
004    /* IF THIS IS A JAVA FILE, DO NOT EDIT IT!  
005    
006       Most Java files in this directory which are part of the Javafe AST
007       are automatically generated using the astgen comment (see
008       ESCTools/Javafe/astgen) from the input file 'hierarchy.h'.  If you
009       wish to modify AST classes or introduce new ones, modify
010       'hierarchy.j.'
011     */
012    
013    package escjava.ast;
014    
015    import java.util.Hashtable;
016    import java.util.Set;
017    import java.util.ArrayList;
018    
019    import javafe.ast.*;
020    import javafe.util.Assert;
021    import javafe.util.Location;
022    import escjava.ParsedRoutineSpecs;
023    
024    // Convention: unless otherwise noted, integer fields named "loc" refer
025    // to the location of the first character of the syntactic unit
026    
027    //# TagBase javafe.tc.TagConstants.LAST_TAG + 1
028    //# VisitorRoot javafe.ast.Visitor
029    
030    
031    public class NowarnPragma extends LexicalPragma
032    {
033      public /*@ non_null @*/ IdentifierVec checks;
034    
035      public int loc;
036    
037    
038      //@ public represents startLoc <- loc;
039      public /*@ pure @*/ int getStartLoc() { return loc; }
040    
041    
042    // Generated boilerplate constructors:
043    
044      //@ ensures this.checks == checks;
045      //@ ensures this.loc == loc;
046      protected NowarnPragma(/*@ non_null @*/ IdentifierVec checks, int loc) {
047         this.checks = checks;
048         this.loc = loc;
049      }
050    
051    // Generated boilerplate methods:
052    
053      public final int childCount() {
054         int sz = 0;
055         if (this.checks != null) sz += this.checks.size();
056         return sz + 0;
057      }
058    
059      public final Object childAt(int index) {
060              /*throws IndexOutOfBoundsException*/
061         if (index < 0)
062            throw new IndexOutOfBoundsException("AST child index " + index);
063         int indexPre = index;
064    
065         int sz;
066    
067         sz = (this.checks == null ? 0 : this.checks.size());
068         if (0 <= index && index < sz)
069            return this.checks.elementAt(index);
070         else index -= sz;
071    
072         throw new IndexOutOfBoundsException("AST child index " + indexPre);
073      }   //@ nowarn Exception;
074    
075      public final /*@non_null*/String toString() {
076         return "[NowarnPragma"
077            + " checks = " + this.checks
078            + " loc = " + this.loc
079            + "]";
080      }
081    
082      public final int getTag() {
083         return TagConstants.NOWARNPRAGMA;
084      }
085    
086      public final void accept(javafe.ast.Visitor v) { 
087        if (v instanceof Visitor) ((Visitor)v).visitNowarnPragma(this);
088      }
089    
090      public final Object accept(javafe.ast.VisitorArgResult v, Object o) { 
091        if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitNowarnPragma(this, o); else return null;
092      }
093    
094      public void check() {
095         if (this.checks == null) throw new RuntimeException();
096      }
097    
098      //@ ensures \result != null;
099      public static NowarnPragma make(/*@ non_null @*/ IdentifierVec checks, int loc) {
100         NowarnPragma result = new NowarnPragma(checks, loc);
101         return result;
102      }
103    }