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 DynInstCmd extends GuardedCmd 031 { 032 // denotes DynamicInstanceCommand s IN g END. 033 public /*@ non_null @*/ String s; 034 035 public /*@ non_null @*/ GuardedCmd g; 036 037 038 public int getStartLoc() { return g.getStartLoc(); } 039 public int getEndLoc() { return g.getEndLoc(); } 040 041 042 // Generated boilerplate constructors: 043 044 /** 045 * Construct a raw DynInstCmd whose class invariant(s) have not 046 * yet been established. It is the caller's job to 047 * initialize the returned node's fields so that any 048 * class invariants hold. 049 */ 050 //@ requires I_will_establish_invariants_afterwards; 051 protected DynInstCmd() {} //@ nowarn Invariant,NonNullInit; 052 053 054 // Generated boilerplate methods: 055 056 public final int childCount() { 057 return 2; 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 if (index == 0) return this.s; 069 else index--; 070 071 if (index == 0) return this.g; 072 else index--; 073 074 throw new IndexOutOfBoundsException("AST child index " + indexPre); 075 } //@ nowarn Exception; 076 077 public final String toString() { 078 return "[DynInstCmd" 079 + " s = " + this.s 080 + " g = " + this.g 081 + "]"; 082 } 083 084 public final int getTag() { 085 return TagConstants.DYNINSTCMD; 086 } 087 088 public final void accept(javafe.ast.Visitor v) { 089 if (v instanceof Visitor) ((Visitor)v).visitDynInstCmd(this); 090 } 091 092 public final Object accept(javafe.ast.VisitorArgResult v, Object o) { 093 if (v instanceof VisitorArgResult) return ((VisitorArgResult)v).visitDynInstCmd(this, o); else return null; 094 } 095 096 public void check() { 097 super.check(); 098 if (this.s == null) throw new RuntimeException(); 099 this.g.check(); 100 } 101 102 //@ ensures \result != null; 103 public static DynInstCmd make(/*@ non_null @*/ String s, /*@ non_null @*/ GuardedCmd g) { 104 //@ set I_will_establish_invariants_afterwards = true; 105 DynInstCmd result = new DynInstCmd(); 106 result.s = s; 107 result.g = g; 108 return result; 109 } 110 }