package jp.ac.kobe_u.cs.prolog.builtin;
import jp.ac.kobe_u.cs.prolog.lang.IllegalTypeException;
import jp.ac.kobe_u.cs.prolog.lang.IntegerTerm;
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>'$gen_indexing_keys'/3</code> defined in builtins.pl<br>
@author Mutsunori Banbara (banbara@kobe-u.ac.jp)
@author Naoyuki Tamura (tamura@kobe-u.ac.jp)
@version 1.0
*/
class PRED_$gen_indexing_keys_3 extends Predicate {
static SymbolTerm s1 = SymbolTerm.makeSymbol(":-", 2);
static SymbolTerm s2 = SymbolTerm.makeSymbol("all");
static SymbolTerm s3 = SymbolTerm.makeSymbol("[]");
static ListTerm s4 = new ListTerm(s2, s3);
static IntegerTerm si5 = new IntegerTerm(1);
static Predicate _fail_0 = new PRED_fail_0();
static Predicate _$gen_indexing_keys_3_var = new PRED_$gen_indexing_keys_3_var();
static Predicate _$gen_indexing_keys_3_var_1 = new PRED_$gen_indexing_keys_3_var_1();
static Predicate _$gen_indexing_keys_3_1 = new PRED_$gen_indexing_keys_3_1();
static Predicate _$gen_indexing_keys_3_2 = new PRED_$gen_indexing_keys_3_2();
public Term arg1, arg2, arg3;
public PRED_$gen_indexing_keys_3(Term a1, Term a2, Term a3, Predicate cont) {
arg1 = a1;
arg2 = a2;
arg3 = a3;
this.cont = cont;
}
public PRED_$gen_indexing_keys_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 "$gen_indexing_keys(" + arg1 + "," + arg2 + "," + arg3 + ")";
}
public Predicate exec(Prolog engine) {
engine.aregs[1] = arg1;
engine.aregs[2] = arg2;
engine.aregs[3] = arg3;
engine.cont = cont;
engine.setB0();
return engine.switch_on_term(_$gen_indexing_keys_3_var, _fail_0, _fail_0, _fail_0, _$gen_indexing_keys_3_var, _fail_0);
}
}
class PRED_$gen_indexing_keys_3_var extends PRED_$gen_indexing_keys_3 {
public Predicate exec(Prolog engine) {
return engine.jtry(_$gen_indexing_keys_3_1, _$gen_indexing_keys_3_var_1);
}
}
class PRED_$gen_indexing_keys_3_var_1 extends PRED_$gen_indexing_keys_3 {
public Predicate exec(Prolog engine) {
return engine.trust(_$gen_indexing_keys_3_2);
}
}
class PRED_$gen_indexing_keys_3_1 extends PRED_$gen_indexing_keys_3 {
public Predicate exec(Prolog engine) {
// '$gen_indexing_keys'((A:-B),C,[all]):-atom(A),!
Term a1, a2, a3, a4, a5;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$gen_indexing_keys'((A:-B),C,[all]):-['$get_level'(D),atom(A),'$cut'(D)]
a1 = a1.dereference();
if (a1.isStructure()){
if (! s1.equals(((StructureTerm)a1).functor()))
return engine.fail();
Term[] args = ((StructureTerm)a1).args();
a4 = args[0];
} else if (a1.isVariable()){
a4 = new VariableTerm(engine);
Term[] args = {a4, new VariableTerm(engine)};
((VariableTerm) a1).bind(new StructureTerm(s1, args), engine.trail);
} else {
return engine.fail();
}
if (! s4.unify(a3, engine.trail))
return engine.fail();
a5 = new VariableTerm(engine);
//START inline expansion of $get_level(a(5))
if (! a5.unify(new IntegerTerm(engine.B0), engine.trail)) {
return engine.fail();
}
//END inline expansion
//START inline expansion of atom(a(4))
a4 = a4.dereference();
if (! a4.isSymbol()) {
return engine.fail();
}
//END inline expansion
//START inline expansion of $cut(a(5))
a5 = a5.dereference();
if (! a5.isInteger()) {
throw new IllegalTypeException("integer", a5);
} else {
engine.cut(((IntegerTerm) a5).intValue());
}
//END inline expansion
return cont;
}
}
class PRED_$gen_indexing_keys_3_2 extends PRED_$gen_indexing_keys_3 {
public Predicate exec(Prolog engine) {
// '$gen_indexing_keys'((A:-B),C,D):-arg(1,A,E),'$gen_indexing_keys0'(E,C,D)
Term a1, a2, a3, a4, a5;
Predicate p1;
Predicate cont;
a1 = engine.aregs[1];
a2 = engine.aregs[2];
a3 = engine.aregs[3];
cont = engine.cont;
// '$gen_indexing_keys'((A:-B),C,D):-[arg(1,A,E),'$gen_indexing_keys0'(E,C,D)]
a1 = a1.dereference();
if (a1.isStructure()){
if (! s1.equals(((StructureTerm)a1).functor()))
return engine.fail();
Term[] args = ((StructureTerm)a1).args();
a4 = args[0];
} else if (a1.isVariable()){
a4 = new VariableTerm(engine);
Term[] args = {a4, new VariableTerm(engine)};
((VariableTerm) a1).bind(new StructureTerm(s1, args), engine.trail);
} else {
return engine.fail();
}
a5 = new VariableTerm(engine);
p1 = new PRED_$gen_indexing_keys0_3(a5, a2, a3, cont);
return new PRED_arg_3(si5, a4, a5, p1);
}
}