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 * Represents a Name that occurs in an Expression position. 024 * These are name-resolved to VariableAccess, 025 * ExprFieldAccess or TypeFieldAccess. 026 */ 027 028 public class AmbiguousVariableAccess extends Expr 029 { 030 public /*@ non_null @*/ Name name; 031 032 public int getStartLoc() { return name.getStartLoc(); } 033 public int getEndLoc() { return name.getEndLoc(); } 034 035 036 // Generated boilerplate constructors: 037 038 /** 039 * Construct a raw AmbiguousVariableAccess whose class invariant(s) have not 040 * yet been established. It is the caller's job to 041 * initialize the returned node's fields so that any 042 * class invariants hold. 043 */ 044 //@ requires I_will_establish_invariants_afterwards; 045 protected AmbiguousVariableAccess() {} //@ nowarn Invariant,NonNullInit; 046 047 048 // Generated boilerplate methods: 049 050 public final int childCount() { 051 return 1; 052 } 053 054 public final Object childAt(int index) { 055 /*throws IndexOutOfBoundsException*/ 056 if (index < 0) 057 throw new IndexOutOfBoundsException("AST child index " + index); 058 int indexPre = index; 059 060 int sz; 061 062 if (index == 0) return this.name; 063 else index--; 064 065 throw new IndexOutOfBoundsException("AST child index " + indexPre); 066 } //@ nowarn Exception; 067 068 public final String toString() { 069 return "[AmbiguousVariableAccess" 070 + " name = " + this.name 071 + "]"; 072 } 073 074 public final int getTag() { 075 return TagConstants.AMBIGUOUSVARIABLEACCESS; 076 } 077 078 public final void accept(Visitor v) { v.visitAmbiguousVariableAccess(this); } 079 080 public final Object accept(VisitorArgResult v, Object o) {return v.visitAmbiguousVariableAccess(this, o); } 081 082 public void check() { 083 super.check(); 084 this.name.check(); 085 } 086 087 //@ ensures \result != null; 088 public static AmbiguousVariableAccess make(/*@ non_null @*/ Name name) { 089 //@ set I_will_establish_invariants_afterwards = true; 090 AmbiguousVariableAccess result = new AmbiguousVariableAccess(); 091 result.name = name; 092 return result; 093 } 094 }