/*************************************************************************
* *
* This file is part of the 20n/act project. *
* 20n/act enables DNA prediction for synthetic biology/bioengineering. *
* Copyright (C) 2017 20n Labs, Inc. *
* *
* Please direct all queries to act@20n.com. *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
*************************************************************************/
package act.shared.helpers;
public class P<S1, S2>
{
S1 fst; S2 snd;
public S1 fst() { return this.fst; } // set { this.fst = value; } }
public void SetFst(S1 value) { this.fst = value; }
public S2 snd() { return this.snd; } // set { this.snd = value; } }
public void SetSnd(S2 value) { this.snd = value; }
public P(S1 fst, S2 snd)
{
this.fst = fst;
this.snd = snd;
}
@Override
public String toString() {
return "(" + fst + "," + snd + ")";
}
@Override
public boolean equals(Object o) {
if (!(o instanceof P<?,?>)) return false;
P<S1, S2> p = (P<S1, S2>)o;
if ((p.fst == null && this.fst != null) || (p.fst != null && this.fst == null))
return false;
if ((p.snd == null && this.snd != null) || (p.snd != null && this.snd == null))
return false;
return ((p.fst == null && this.fst == null) || p.fst.equals(this.fst)) &&
((p.snd == null && this.snd == null) || p.snd.equals(this.snd));
}
@Override
public int hashCode() {
if (this.fst == null)
return this.snd.hashCode();
if (this.snd == null)
return this.fst.hashCode();
return this.fst.hashCode() ^ this.snd.hashCode();
}
}