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 class literal (Type . class) 024 */ 025 026 public class ClassLiteral extends Expr 027 { 028 //@ invariant type.syntax; 029 public /*@ non_null @*/ Type type; 030 031 //@ invariant locDot != javafe.util.Location.NULL; 032 public int locDot; 033 034 035 public int getStartLoc() { 036 return type.getStartLoc(); 037 } 038 039 public int getEndLoc() { 040 return locDot; 041 } 042 043 044 // Generated boilerplate constructors: 045 046 /** 047 * Construct a raw ClassLiteral whose class invariant(s) have not 048 * yet been established. It is the caller's job to 049 * initialize the returned node's fields so that any 050 * class invariants hold. 051 */ 052 //@ requires I_will_establish_invariants_afterwards; 053 protected ClassLiteral() {} //@ nowarn Invariant,NonNullInit; 054 055 056 // Generated boilerplate methods: 057 058 public final int childCount() { 059 return 1; 060 } 061 062 public final Object childAt(int index) { 063 /*throws IndexOutOfBoundsException*/ 064 if (index < 0) 065 throw new IndexOutOfBoundsException("AST child index " + index); 066 int indexPre = index; 067 068 int sz; 069 070 if (index == 0) return this.type; 071 else index--; 072 073 throw new IndexOutOfBoundsException("AST child index " + indexPre); 074 } //@ nowarn Exception; 075 076 public final String toString() { 077 return "[ClassLiteral" 078 + " type = " + this.type 079 + " locDot = " + this.locDot 080 + "]"; 081 } 082 083 public final int getTag() { 084 return TagConstants.CLASSLITERAL; 085 } 086 087 public final void accept(Visitor v) { v.visitClassLiteral(this); } 088 089 public final Object accept(VisitorArgResult v, Object o) {return v.visitClassLiteral(this, o); } 090 091 public void check() { 092 super.check(); 093 this.type.check(); 094 } 095 096 //@ requires type.syntax; 097 //@ requires locDot != javafe.util.Location.NULL; 098 //@ ensures \result != null; 099 public static ClassLiteral make(/*@ non_null @*/ Type type, int locDot) { 100 //@ set I_will_establish_invariants_afterwards = true; 101 ClassLiteral result = new ClassLiteral(); 102 result.type = type; 103 result.locDot = locDot; 104 return result; 105 } 106 }