    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 InterfaceDecl extends TypeDecl
    023    {
    024
    025      /** Set the parent pointer of the <code>TypeDeclElems</code>s
    026        inside the <code>this</code>. */
    027      private void postMake() {
    028        for(int i = 0; i < elems.size(); i++)
    029          elems.elementAt(i).setParent(this);
    030      }
    031
    032
    033    // Generated boilerplate constructors:
    034
    035      /**
    036       * Construct a raw InterfaceDecl whose class invariant(s) have not
    037       * yet been established.  It is the caller's job to
    038       * initialize the returned node's fields so that any
    039       * class invariants hold.
    040       */
    041      //@ requires I_will_establish_invariants_afterwards;
    042      protected InterfaceDecl() {}    //@ nowarn Invariant,NonNullInit;
    043
    044
    045    // Generated boilerplate methods:
    046
    047      public final int childCount() {
    048         int sz = 0;
    049         if (this.pmodifiers != null) sz += this.pmodifiers.size();
    050         if (this.superInterfaces != null) sz += this.superInterfaces.size();
    051         if (this.tmodifiers != null) sz += this.tmodifiers.size();
    052         if (this.elems != null) sz += this.elems.size();
    053         return sz + 1;
    054      }
    055
    056      public final Object childAt(int index) {
    057              /*throws IndexOutOfBoundsException*/
    058         if (index < 0)
    059            throw new IndexOutOfBoundsException("AST child index " + index);
    060         int indexPre = index;
    061
    062         int sz;
    063
    064         sz = (this.pmodifiers == null ? 0 : this.pmodifiers.size());
    065         if (0 <= index && index < sz)
    066            return this.pmodifiers.elementAt(index);
    067         else index -= sz;
    068
    069         if (index == 0) return this.id;
    070         else index--;
    071
    072         sz = (this.superInterfaces == null ? 0 : this.superInterfaces.size());
    073         if (0 <= index && index < sz)
    074            return this.superInterfaces.elementAt(index);
    075         else index -= sz;
    076
    077         sz = (this.tmodifiers == null ? 0 : this.tmodifiers.size());
    078         if (0 <= index && index < sz)
    079            return this.tmodifiers.elementAt(index);
    080         else index -= sz;
    081
    082         sz = (this.elems == null ? 0 : this.elems.size());
    083         if (0 <= index && index < sz)
    084            return this.elems.elementAt(index);
    085         else index -= sz;
    086
    087         throw new IndexOutOfBoundsException("AST child index " + indexPre);
    088      }   //@ nowarn Exception;
    089
    090      public final String toString() {
    091         return "[InterfaceDecl"
    092            + " modifiers = " + this.modifiers
    093            + " pmodifiers = " + this.pmodifiers
    094            + " id = " + this.id
    095            + " superInterfaces = " + this.superInterfaces
    096            + " tmodifiers = " + this.tmodifiers
    097            + " elems = " + this.elems
    098            + " loc = " + this.loc
    099            + " locId = " + this.locId
    100            + " locOpenBrace = " + this.locOpenBrace
    101            + " locCloseBrace = " + this.locCloseBrace
    102            + "]";
    103      }
    104
    105      public final int getTag() {
    106         return TagConstants.INTERFACEDECL;
    107      }
    108
    109      public final void accept(Visitor v) { v.visitInterfaceDecl(this); }
    110
    111      public final Object accept(VisitorArgResult v, Object o) {return v.visitInterfaceDecl(this, o); }
    112
    113      public void check() {
    114         super.check();
    115         if (this.pmodifiers != null)
    116            for(int i = 0; i < this.pmodifiers.size(); i++)
    117               this.pmodifiers.elementAt(i).check();
    118         if (this.id == null) throw new RuntimeException();
    119         for(int i = 0; i < this.superInterfaces.size(); i++)
    120            this.superInterfaces.elementAt(i).check();
    121         if (this.tmodifiers != null)
    122            for(int i = 0; i < this.tmodifiers.size(); i++)
    123               this.tmodifiers.elementAt(i).check();
    124         if (this.elems == null) throw new RuntimeException();
    125      }
    126
    127      //@ requires loc != javafe.util.Location.NULL;
    128      //@ requires locId != javafe.util.Location.NULL;
    129      //@ requires locOpenBrace != javafe.util.Location.NULL;
    130      //@ requires locCloseBrace != javafe.util.Location.NULL;
    131      //@ ensures \result != null;
    132      public static InterfaceDecl make(int modifiers, ModifierPragmaVec pmodifiers, /*@ non_null @*/ Identifier id, /*@ non_null @*/ TypeNameVec superInterfaces, TypeModifierPragmaVec tmodifiers, /*@ non_null @*/ TypeDeclElemVec elems, int loc, int locId, int locOpenBrace, int locCloseBrace) {
    133         //@ set I_will_establish_invariants_afterwards = true;
    134         InterfaceDecl result = new InterfaceDecl();
    135         result.modifiers = modifiers;
    136         result.pmodifiers = pmodifiers;
    137         result.id = id;
    138         result.superInterfaces = superInterfaces;
    139         result.tmodifiers = tmodifiers;
    140         result.elems = elems;
    141         result.loc = loc;
    142         result.locId = locId;
    143         result.locOpenBrace = locOpenBrace;
    144         result.locCloseBrace = locCloseBrace;
    145         result.postMake();
    146         return result;
    147      }
    148    }