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>'$clause_internal0'/3</code> defined in builtins.pl<br>
@author Mutsunori Banbara (banbara@kobe-u.ac.jp)
@author Naoyuki Tamura (tamura@kobe-u.ac.jp)
@version 1.0
*/
class PRED_$clause_internal0_3 extends Predicate {
static SymbolTerm s1 = SymbolTerm.makeSymbol("[]");
static SymbolTerm s2 = SymbolTerm.makeSymbol(",", 2);
static Predicate _$clause_internal0_3_var = new PRED_$clause_internal0_3_var();
static Predicate _$clause_internal0_3_var_1 = new PRED_$clause_internal0_3_var_1();
static Predicate _$clause_internal0_3_var_2 = new PRED_$clause_internal0_3_var_2();
static Predicate _$clause_internal0_3_con = new PRED_$clause_internal0_3_con();
static Predicate _$clause_internal0_3_con_1 = new PRED_$clause_internal0_3_con_1();
static Predicate _$clause_internal0_3_lis = new PRED_$clause_internal0_3_lis();
static Predicate _$clause_internal0_3_lis_1 = new PRED_$clause_internal0_3_lis_1();
static Predicate _$clause_internal0_3_1 = new PRED_$clause_internal0_3_1();
static Predicate _$clause_internal0_3_2 = new PRED_$clause_internal0_3_2();
static Predicate _$clause_internal0_3_3 = new PRED_$clause_internal0_3_3();
public Term arg1, arg2, arg3;
public PRED_$clause_internal0_3(Term a1, Term a2, Term a3, Predicate cont) {
arg1 = a1;
arg2 = a2;
arg3 = a3;
this.cont = cont;
}
public PRED_$clause_internal0_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 "$clause_internal0(" + arg1 + "," + arg2 + "," + arg3 + ")";
}
public Predicate exec(Prolog engine) {
engine.aregs[1] = arg1;
engine.aregs[2] = arg2;
engine.aregs[3] = arg3;
engine.cont = cont;
engine.setB0();
return engine.switch_on_term(_$clause_internal0_3_var, _$clause_internal0_3_3, _$clause_internal0_3_3, _$clause_internal0_3_con, _$clause_internal0_3_3, _$clause_internal0_3_lis);
}
}
class PRED_$clause_internal0_3_var extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$clause_internal0_3_1, _$clause_internal0_3_var_1);
}
}
class PRED_$clause_internal0_3_var_1 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.retry(_$clause_internal0_3_2, _$clause_internal0_3_var_2);
}
}
class PRED_$clause_internal0_3_var_2 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.trust(_$clause_internal0_3_3);
}
}
class PRED_$clause_internal0_3_con extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$clause_internal0_3_1, _$clause_internal0_3_con_1);
}
}
class PRED_$clause_internal0_3_con_1 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.trust(_$clause_internal0_3_3);
}
}
class PRED_$clause_internal0_3_lis extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$clause_internal0_3_2, _$clause_internal0_3_lis_1);
}
}
class PRED_$clause_internal0_3_lis_1 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
return engine.trust(_$clause_internal0_3_3);
}
}
class PRED_$clause_internal0_3_1 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
// '$clause_internal0'([],A,B):-fail
Term a1, a2, a3;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$clause_internal0'([],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_$clause_internal0_3_2 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
// '$clause_internal0'([(A,B)],A,B):-!
Term a1, a2, a3, a4, a5, a6;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$clause_internal0'([(A,B)],A,B):-['$neck_cut']
a1 = a1.dereference();
if (a1.isList()){
Term[] args = {((ListTerm)a1).car(), ((ListTerm)a1).cdr()};
a4 = args[0];
if (! s1.unify(args[1], engine.trail))
return engine.fail();
} else if (a1.isVariable()){
a4 = new VariableTerm(engine);
((VariableTerm) a1).bind(new ListTerm(a4, s1), engine.trail);
} else {
return engine.fail();
}
a4 = a4.dereference();
if (a4.isStructure()){
if (! s2.equals(((StructureTerm)a4).functor()))
return engine.fail();
Term[] args = ((StructureTerm)a4).args();
a5 = args[0];
a6 = args[1];
} else if (a4.isVariable()){
a5 = new VariableTerm(engine);
a6 = new VariableTerm(engine);
Term[] args = {a5, a6};
((VariableTerm) a4).bind(new StructureTerm(s2, args), engine.trail);
} else {
return engine.fail();
}
if (! a5.unify(a2, engine.trail))
return engine.fail();
if (! a6.unify(a3, engine.trail))
return engine.fail();
//START inline expansion of $neck_cut
engine.neckCut();
//END inline expansion
return cont;
}
}
class PRED_$clause_internal0_3_3 extends PRED_$clause_internal0_3 {
public Predicate exec(Prolog engine) {
// '$clause_internal0'(A,B,C):-'$builtin_member'((B,C),A)
Term a1, a2, a3, a4;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$clause_internal0'(A,B,C):-['$builtin_member'((B,C),A)]
Term[] y1 = {a2, a3};
a4 = new StructureTerm(s2, y1);
return new PRED_$builtin_member_2(a4, a1, cont);
}
}