    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    public class SingleTypeImportDecl extends ImportDecl
    023    {
    024      public /*@ non_null @*/ TypeName typeName;
    025
    026
    027
    028    // Generated boilerplate constructors:
    029
    030      /**
    031       * Construct a raw SingleTypeImportDecl whose class invariant(s) have not
    032       * yet been established.  It is the caller's job to
    033       * initialize the returned node's fields so that any
    034       * class invariants hold.
    035       */
    036      //@ requires I_will_establish_invariants_afterwards;
    037      protected SingleTypeImportDecl() {}    //@ nowarn Invariant,NonNullInit;
    038
    039
    040    // Generated boilerplate methods:
    041
    042      public final int childCount() {
    043         return 1;
    044      }
    045
    046      public final Object childAt(int index) {
    047              /*throws IndexOutOfBoundsException*/
    048         if (index < 0)
    049            throw new IndexOutOfBoundsException("AST child index " + index);
    050         int indexPre = index;
    051
    052         int sz;
    053
    054         if (index == 0) return this.typeName;
    055         else index--;
    056
    057         throw new IndexOutOfBoundsException("AST child index " + indexPre);
    058      }   //@ nowarn Exception;
    059
    060      public final String toString() {
    061         return "[SingleTypeImportDecl"
    062            + " loc = " + this.loc
    063            + " typeName = " + this.typeName
    064            + "]";
    065      }
    066
    067      public final int getTag() {
    068         return TagConstants.SINGLETYPEIMPORTDECL;
    069      }
    070
    071      public final void accept(Visitor v) { v.visitSingleTypeImportDecl(this); }
    072
    073      public final Object accept(VisitorArgResult v, Object o) {return v.visitSingleTypeImportDecl(this, o); }
    074
    075      public void check() {
    076         super.check();
    077         this.typeName.check();
    078      }
    079
    080      //@ requires loc != javafe.util.Location.NULL;
    081      //@ ensures \result != null;
    082      public static SingleTypeImportDecl make(int loc, /*@ non_null @*/ TypeName typeName) {
    083         //@ set I_will_establish_invariants_afterwards = true;
    084         SingleTypeImportDecl result = new SingleTypeImportDecl();
    085         result.loc = loc;
    086         result.typeName = typeName;
    087         return result;
    088      }
    089    }