    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 SimpleModifierPragma extends ModifierPragma
    031    {
    032      public int tag;
    033
    034      public int loc;
    035
    036
    037      public final int getTag() { return tag; }
    038
    039      private void postCheck() {
    040        boolean goodtag =
    041          (tag == TagConstants.CODE_BIGINT_MATH
    042           || tag == TagConstants.CODE_JAVA_MATH
    043           || tag == TagConstants.CODE_SAFE_MATH
    044           || tag == TagConstants.HELPER
    045           || tag == TagConstants.IMMUTABLE
    046           || tag == TagConstants.MAY_BE_NULL
    047           || tag == TagConstants.MONITORED
    048           || tag == TagConstants.NON_NULL
    049           || tag == TagConstants.NON_NULL_REF_BY_DEFAULT
    050           || tag == TagConstants.NULL_REF_BY_DEFAULT
    051           || tag == TagConstants.OBS_PURE
    052           || tag == TagConstants.PEER
    053           || tag == TagConstants.READONLY
    054           || tag == TagConstants.REP
    055           || tag == TagConstants.SPEC_BIGINT_MATH
    056           || tag == TagConstants.SPEC_JAVA_MATH
    057           || tag == TagConstants.SPEC_PUBLIC
    058           || tag == TagConstants.SPEC_SAFE_MATH
    059           || tag == TagConstants.UNINITIALIZED
    060           || tag == TagConstants.WRITABLE_DEFERRED
    061           );
    062        Assert.notFalse(goodtag);
    063      }
    064
    065      public int getStartLoc() { return loc; }
    066
    067
    068    // Generated boilerplate constructors:
    069
    070      /**
    071       * Construct a raw SimpleModifierPragma whose class invariant(s) have not
    072       * yet been established.  It is the caller's job to
    073       * initialize the returned node's fields so that any
    074       * class invariants hold.
    075       */
    076      //@ requires I_will_establish_invariants_afterwards;
    077      protected SimpleModifierPragma() {}    //@ nowarn Invariant,NonNullInit;
    078
    079
    080    // Generated boilerplate methods:
    081
    082      public final int childCount() {
    083         return 0;
    084      }
    085
    086      public final Object childAt(int index) {
    087              /*throws IndexOutOfBoundsException*/
    088         if (index < 0)
    089            throw new IndexOutOfBoundsException("AST child index " + index);
    090         int indexPre = index;
    091
    092         int sz;
    093
    094         throw new IndexOutOfBoundsException("AST child index " + indexPre);
    095      }   //@ nowarn Exception;
    096
    097      public final String toString() {
    098         return "[SimpleModifierPragma"
    099            + " tag = " + this.tag
    100            + " loc = " + this.loc
    101            + "]";
    102      }
    103
    104      public final void accept(javafe.ast.Visitor v) {
    105        if (v instanceof Visitor) ((Visitor)v).visitSimpleModifierPragma(this);
    106      }
    107
    108      public final Object accept(javafe.ast.VisitorArgResult v, Object o) {
    109        if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitSimpleModifierPragma(this, o); else return null;
    110      }
    111
    112      public void check() {
    113         postCheck();
    114      }
    115
    116      //@ ensures \result != null;
    117      public static SimpleModifierPragma make(int tag, int loc) {
    118         //@ set I_will_establish_invariants_afterwards = true;
    119         SimpleModifierPragma result = new SimpleModifierPragma();
    120         result.tag = tag;
    121         result.loc = loc;
    122         return result;
    123      }
    124    }