    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 abstract class AssignCmd extends GuardedCmd
    031    {
    032      // denotes a subtype-dependent assignment to v
    033      // rhs must be pure
    034      public /*@ non_null @*/ VariableAccess v;
    035
    036      public /*@ non_null @*/ Expr rhs;
    037
    038
    039      public int getStartLoc() { return v.getStartLoc(); }
    040      public int getEndLoc() { return rhs.getEndLoc(); }
    041
    042
    043    // Generated boilerplate constructors:
    044
    045      /**
    046       * Construct a raw AssignCmd whose class invariant(s) have not
    047       * yet been established.  It is the caller's job to
    048       * initialize the returned node's fields so that any
    049       * class invariants hold.
    050       */
    051      //@ requires I_will_establish_invariants_afterwards;
    052      protected AssignCmd() {}    //@ nowarn Invariant,NonNullInit;
    053
    054      public void check() {
    055         super.check();
    056         this.v.check();
    057         this.rhs.check();
    058      }
    059
    060    }