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 NowarnPragma extends LexicalPragma 031 { 032 public /*@ non_null @*/ IdentifierVec checks; 033 034 public int loc; 035 036 037 public int getStartLoc() { return loc; } 038 039 040 // Generated boilerplate constructors: 041 042 /** 043 * Construct a raw NowarnPragma whose class invariant(s) have not 044 * yet been established. It is the caller's job to 045 * initialize the returned node's fields so that any 046 * class invariants hold. 047 */ 048 //@ requires I_will_establish_invariants_afterwards; 049 protected NowarnPragma() {} //@ nowarn Invariant,NonNullInit; 050 051 052 // Generated boilerplate methods: 053 054 public final int childCount() { 055 int sz = 0; 056 if (this.checks != null) sz += this.checks.size(); 057 return sz + 0; 058 } 059 060 public final Object childAt(int index) { 061 /*throws IndexOutOfBoundsException*/ 062 if (index < 0) 063 throw new IndexOutOfBoundsException("AST child index " + index); 064 int indexPre = index; 065 066 int sz; 067 068 sz = (this.checks == null ? 0 : this.checks.size()); 069 if (0 <= index && index < sz) 070 return this.checks.elementAt(index); 071 else index -= sz; 072 073 throw new IndexOutOfBoundsException("AST child index " + indexPre); 074 } //@ nowarn Exception; 075 076 public final String toString() { 077 return "[NowarnPragma" 078 + " checks = " + this.checks 079 + " loc = " + this.loc 080 + "]"; 081 } 082 083 public final int getTag() { 084 return TagConstants.NOWARNPRAGMA; 085 } 086 087 public final void accept(javafe.ast.Visitor v) { 088 if (v instanceof Visitor) ((Visitor)v).visitNowarnPragma(this); 089 } 090 091 public final Object accept(javafe.ast.VisitorArgResult v, Object o) { 092 if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitNowarnPragma(this, o); else return null; 093 } 094 095 public void check() { 096 if (this.checks == null) throw new RuntimeException(); 097 } 098 099 //@ ensures \result != null; 100 public static NowarnPragma make(/*@ non_null @*/ IdentifierVec checks, int loc) { 101 //@ set I_will_establish_invariants_afterwards = true; 102 NowarnPragma result = new NowarnPragma(); 103 result.checks = checks; 104 result.loc = loc; 105 return result; 106 } 107 }