public IEnumerable <int> GetObjBySubjPred0(int subj, int pred)
{
return(spo_o_index.GetAll(ent =>
{
int su = (int)ent.Field(0).Get();
int cmp = su.CompareTo(subj);
if (cmp != 0)
{
return cmp;
}
int pr = (int)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en => (int)en.Field(2).Get()));
}
public IEnumerable <int> GetSubjectByObjPred0(int obj, int pred)
{
return(op_o_index.GetAll(ent =>
{
int ob = (int)ent.Field(2).Get();
int cmp = ob.CompareTo(obj);
if (cmp != 0)
{
return cmp;
}
int pr = (int)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en => (int)en.Field(0).Get()));
}
public IEnumerable <string> GetObjBySubjPred(string subj, string pred)
{
return(spo_o_index.GetAll(ent =>
{
string su = (string)ent.Field(0).Get();
int cmp = su.CompareTo(subj);
if (cmp != 0)
{
return cmp;
}
string pr = (string)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en => (string)en.Field(2).Get()));
}
public IEnumerable <string> GetSubjectByObjPred(string obj, string pred)
{
return(op_o_index.GetAll(ent =>
{
string ob = (string)ent.Field(2).Get();
int cmp = ob.CompareTo(obj);
if (cmp != 0)
{
return cmp;
}
string pr = (string)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en => (string)en.Field(0).Get()));
}
public IEnumerable <Literal> GetDataBySubjPred0(int subj, int pred)
{
return(sp_d_index.GetAll(ent =>
{
int su = (int)ent.Field(0).Get();
int cmp = su.CompareTo(subj);
if (cmp != 0)
{
return cmp;
}
int pr = (int)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en =>
{
return PObjToLiteral(en.Field(2).Get());
}));
}
public IEnumerable <Literal> GetDataBySubjPred(string subj, string pred)
{
return(sp_d_index.GetAll(ent =>
{
string su = (string)ent.Field(0).Get();
int cmp = su.CompareTo(subj);
if (cmp != 0)
{
return cmp;
}
string pr = (string)ent.Field(1).Get();
return pr.CompareTo(pred);
})
.Select(en =>
{
object[] uni = (object[])en.Field(2).Get();
Literal lit = new Literal();
int vid = (int)uni[0];
if (vid == 1)
{
lit.vid = LiteralVidEnumeration.integer; lit.value = (int)uni[1];
}
if (vid == 3)
{
lit.vid = LiteralVidEnumeration.date; lit.value = (long)uni[1];
}
else if (vid == 2)
{
lit.vid = LiteralVidEnumeration.text;
object[] txt = (object[])uni[1];
lit.value = new Text()
{
s = (string)txt[0], l = (string)txt[1]
};
}
return lit;
}));
}