package jp.ac.kobe_u.cs.prolog.builtin;
import jp.ac.kobe_u.cs.prolog.lang.ListTerm;
import jp.ac.kobe_u.cs.prolog.lang.Predicate;
import jp.ac.kobe_u.cs.prolog.lang.Prolog;
import jp.ac.kobe_u.cs.prolog.lang.StructureTerm;
import jp.ac.kobe_u.cs.prolog.lang.SymbolTerm;
import jp.ac.kobe_u.cs.prolog.lang.Term;
import jp.ac.kobe_u.cs.prolog.lang.VariableTerm;
/*
This file is generated by Prolog Cafe.
PLEASE DO NOT EDIT!
*/
/**
<code>'$leash'/1</code> defined in builtins.pl<br>
@author Mutsunori Banbara (banbara@kobe-u.ac.jp)
@author Naoyuki Tamura (tamura@kobe-u.ac.jp)
@version 1.0
*/
class PRED_$leash_1 extends Predicate {
static SymbolTerm s1 = SymbolTerm.makeSymbol("[]");
static SymbolTerm s2 = SymbolTerm.makeSymbol(":", 2);
static SymbolTerm s3 = SymbolTerm.makeSymbol("jp.ac.kobe_u.cs.prolog.builtin");
static SymbolTerm s4 = SymbolTerm.makeSymbol("$current_leash", 1);
static SymbolTerm s5 = SymbolTerm.makeSymbol("info");
static SymbolTerm s6 = SymbolTerm.makeSymbol("no");
static SymbolTerm s7 = SymbolTerm.makeSymbol("leashing");
static ListTerm s8 = new ListTerm(s7, s1);
static ListTerm s9 = new ListTerm(s6, s8);
static SymbolTerm s10 = SymbolTerm.makeSymbol("stopping");
static SymbolTerm s11 = SymbolTerm.makeSymbol("on");
static Predicate _$leash_1_var = new PRED_$leash_1_var();
static Predicate _$leash_1_var_1 = new PRED_$leash_1_var_1();
static Predicate _$leash_1_1 = new PRED_$leash_1_1();
static Predicate _$leash_1_2 = new PRED_$leash_1_2();
public Term arg1;
public PRED_$leash_1(Term a1, Predicate cont) {
arg1 = a1;
this.cont = cont;
}
public PRED_$leash_1(){}
public void setArgument(Term[] args, Predicate cont) {
arg1 = args[0];
this.cont = cont;
}
public int arity() { return 1; }
public String toString() {
return "$leash(" + arg1 + ")";
}
public Predicate exec(Prolog engine) {
engine.aregs[1] = arg1;
engine.cont = cont;
engine.setB0();
return engine.switch_on_term(_$leash_1_var, _$leash_1_2, _$leash_1_2, _$leash_1_var, _$leash_1_2, _$leash_1_2);
}
}
class PRED_$leash_1_var extends PRED_$leash_1 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$leash_1_1, _$leash_1_var_1);
}
}
class PRED_$leash_1_var_1 extends PRED_$leash_1 {
public Predicate exec(Prolog engine) {
return engine.trust(_$leash_1_2);
}
}
class PRED_$leash_1_1 extends PRED_$leash_1 {
public Predicate exec(Prolog engine) {
// '$leash'([]):-!,retractall('$current_leash'(A)),print_message(info,[no,leashing])
Term a1, a2, a3;
Predicate p1;
Predicate cont;
a1 = engine.aregs[1];
cont = engine.cont;
// '$leash'([]):-['$neck_cut',retractall('jp.ac.kobe_u.cs.prolog.builtin':'$current_leash'(A)),print_message(info,[no,leashing])]
a1 = a1.dereference();
if (a1.isSymbol()){
if (! a1.equals(s1))
return engine.fail();
} else if (a1.isVariable()){
((VariableTerm) a1).bind(s1, engine.trail);
} else {
return engine.fail();
}
//START inline expansion of $neck_cut
engine.neckCut();
//END inline expansion
Term[] y1 = {new VariableTerm(engine)};
a2 = new StructureTerm(s4, y1);
Term[] y2 = {s3, a2};
a3 = new StructureTerm(s2, y2);
p1 = new PRED_print_message_2(s5, s9, cont);
return new PRED_retractall_1(a3, p1);
}
}
class PRED_$leash_1_2 extends PRED_$leash_1 {
public Predicate exec(Prolog engine) {
// '$leash'(A):-retractall('$current_leash'(B)),'$assert_leash'(A),print_message(info,[leashing,stopping,on,A])
Term a1, a2, a3, a4, a5, a6, a7;
Predicate p1, p2;
Predicate cont;
a1 = engine.aregs[1];
cont = engine.cont;
// '$leash'(A):-[retractall('jp.ac.kobe_u.cs.prolog.builtin':'$current_leash'(B)),'$assert_leash'(A),print_message(info,[leashing,stopping,on,A])]
Term[] y1 = {new VariableTerm(engine)};
a2 = new StructureTerm(s4, y1);
Term[] y2 = {s3, a2};
a3 = new StructureTerm(s2, y2);
a4 = new ListTerm(a1, s1);
a5 = new ListTerm(s11, a4);
a6 = new ListTerm(s10, a5);
a7 = new ListTerm(s7, a6);
p1 = new PRED_print_message_2(s5, a7, cont);
p2 = new PRED_$assert_leash_1(a1, p1);
return new PRED_retractall_1(a3, p2);
}
}