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>'$bagof_instances'/3</code> defined in builtins.pl<br>
@author Mutsunori Banbara (banbara@kobe-u.ac.jp)
@author Naoyuki Tamura (tamura@kobe-u.ac.jp)
@version 1.0
*/
class PRED_$bagof_instances_3 extends Predicate {
static SymbolTerm s1 = SymbolTerm.makeSymbol("[]");
static SymbolTerm s2 = SymbolTerm.makeSymbol("+", 2);
static Predicate _$bagof_instances_3_var = new PRED_$bagof_instances_3_var();
static Predicate _$bagof_instances_3_var_1 = new PRED_$bagof_instances_3_var_1();
static Predicate _$bagof_instances_3_1 = new PRED_$bagof_instances_3_1();
static Predicate _$bagof_instances_3_2 = new PRED_$bagof_instances_3_2();
public Term arg1, arg2, arg3;
public PRED_$bagof_instances_3(Term a1, Term a2, Term a3, Predicate cont) {
arg1 = a1;
arg2 = a2;
arg3 = a3;
this.cont = cont;
}
public PRED_$bagof_instances_3(){}
public void setArgument(Term[] args, Predicate cont) {
arg1 = args[0];
arg2 = args[1];
arg3 = args[2];
this.cont = cont;
}
public int arity() { return 3; }
public String toString() {
return "$bagof_instances(" + arg1 + "," + arg2 + "," + arg3 + ")";
}
public Predicate exec(Prolog engine) {
engine.aregs[1] = arg1;
engine.aregs[2] = arg2;
engine.aregs[3] = arg3;
engine.cont = cont;
engine.setB0();
return engine.switch_on_term(_$bagof_instances_3_var, _$bagof_instances_3_2, _$bagof_instances_3_2, _$bagof_instances_3_var, _$bagof_instances_3_2, _$bagof_instances_3_2);
}
}
class PRED_$bagof_instances_3_var extends PRED_$bagof_instances_3 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$bagof_instances_3_1, _$bagof_instances_3_var_1);
}
}
class PRED_$bagof_instances_3_var_1 extends PRED_$bagof_instances_3 {
public Predicate exec(Prolog engine) {
return engine.trust(_$bagof_instances_3_2);
}
}
class PRED_$bagof_instances_3_1 extends PRED_$bagof_instances_3 {
public Predicate exec(Prolog engine) {
// '$bagof_instances'([],A,B):-fail
Term a1, a2, a3;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$bagof_instances'([],A,B):-[fail]
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 fail
return engine.fail();
//END inline expansion
}
}
class PRED_$bagof_instances_3_2 extends PRED_$bagof_instances_3 {
public Predicate exec(Prolog engine) {
// '$bagof_instances'(A,B,C):-A=[D+E|F],'$variants_subset'(F,D,G,H,I),'$bagof_instances0'(I,B,C,[D+E|G],[E|H])
Term a1, a2, a3, a4, a5, a6, a7, a8, a9, a10, a11, a12, a13, a14;
Predicate p1;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$bagof_instances'(A,B,C):-['$unify'(A,[D+E|F]),'$variants_subset'(F,D,G,H,I),'$bagof_instances0'(I,B,C,[D+E|G],[E|H])]
a4 = new VariableTerm(engine);
a5 = new VariableTerm(engine);
Term[] y1 = {a4, a5};
a6 = new StructureTerm(s2, y1);
a7 = new VariableTerm(engine);
a8 = new ListTerm(a6, a7);
//START inline expansion of $unify(a(1),a(8))
if (! a1.unify(a8, engine.trail)) {
return engine.fail();
}
//END inline expansion
a9 = new VariableTerm(engine);
a10 = new VariableTerm(engine);
a11 = new VariableTerm(engine);
Term[] y2 = {a4, a5};
a12 = new StructureTerm(s2, y2);
a13 = new ListTerm(a12, a9);
a14 = new ListTerm(a5, a10);
p1 = new PRED_$bagof_instances0_5(a11, a2, a3, a13, a14, cont);
return new PRED_$variants_subset_5(a7, a4, a9, a10, a11, p1);
}
}