/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.comparators;
import org.whole.lang.bindings.IBindingManager;
import org.whole.lang.model.IEntity;
import org.whole.lang.operations.CloneContext;
import org.whole.lang.operations.ICloneContext;
/**
* @author Riccardo Solmi
*/
public abstract class AbstractEqualityComparator<T extends IEntity> implements IEntityComparator<T> {
public IEntityComparator<T> clone() {
return clone(new CloneContext());
}
@SuppressWarnings("unchecked")
public IEntityComparator<T> clone(ICloneContext cc) {
try {
AbstractEqualityComparator<T> comparator = (AbstractEqualityComparator<T>) super.clone();
cc.putClone(this, comparator);
return comparator;
} catch (CloneNotSupportedException e) {
throw new InternalError();
}
}
public void setBindings(IBindingManager bm) {
}
public boolean canOrder() {
return false;
}
public int compare(T o1, T o2) {
if (equals(o1, o2))
return 0;
return -1;
}
}