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 javafe.ast;
013    
014    import javafe.util.Assert;
015    import javafe.util.Location;
016    import javafe.util.ErrorSet;
017    
018    // Convention: unless otherwise noted, integer fields named "loc" refer
019    // to the location of the first character of the syntactic unit
020    
021    
022    /* ---------------------------------------------------------------------- */
023    
024    /** Represents all variable declarations, including field declarations,
025     *  local variables and formal arguments.
026     *
027     *  We 'unroll' field and variable decls, 
028     *  so "<code>int x,y;</code>" becomes "<code>int x; int y;</code>".
029     *  This unrolling can be detected by looking for sequential
030     *  <code>VarDecl</code>s whose <code>Type</code> fields have the same
031     *  starting location.
032     */
033    
034    public abstract class GenericVarDecl extends ASTNode
035    {
036      public int modifiers;
037    
038      public ModifierPragmaVec pmodifiers;
039    
040      public /*@ non_null @*/ Identifier id;
041    
042      //@ invariant type.syntax;
043      public /*@ non_null @*/ Type type;
044    
045      //@ invariant locId != javafe.util.Location.NULL;
046      public int locId;
047    
048      public int getStartLoc() { return type.getStartLoc(); }
049      public int getEndLoc() { return type.getEndLoc(); }
050      public int getModifiers() { return modifiers; }
051      public void setModifiers(int m) { modifiers = m; }
052    
053    
054    // Generated boilerplate constructors:
055    
056      /**
057       * Construct a raw GenericVarDecl whose class invariant(s) have not
058       * yet been established.  It is the caller's job to
059       * initialize the returned node's fields so that any
060       * class invariants hold.
061       */
062      //@ requires I_will_establish_invariants_afterwards;
063      protected GenericVarDecl() {}    //@ nowarn Invariant,NonNullInit;
064    
065      public void check() {
066         super.check();
067         if (this.pmodifiers != null)
068            for(int i = 0; i < this.pmodifiers.size(); i++)
069               this.pmodifiers.elementAt(i).check();
070         if (this.id == null) throw new RuntimeException();
071         this.type.check();
072      }
073    
074    }