/*
* Minecraft Forge
* Copyright (c) 2016.
*
* This library 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 version 2.1
* of the License.
*
* This library 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package net.minecraftforge.server.permission.context;
import com.google.common.base.Preconditions;
public final class ContextKey<T>
{
private final String ID;
private final Class<T> typeClass;
public static <E> ContextKey<E> create(String id, Class<E> c)
{
Preconditions.checkNotNull(id, "ContextKey's ID can't be null!");
Preconditions.checkNotNull(c, "ContextKey's Type can't be null!");
if(id.isEmpty())
{
throw new IllegalArgumentException("ContextKey's ID can't be blank!");
}
return new ContextKey<E>(id, c);
}
private ContextKey(String id, Class<T> c)
{
ID = id;
typeClass = c;
}
public String toString()
{
return ID;
}
public int hashCode()
{
return ID.hashCode();
}
public boolean equals(Object o)
{
return o == this || (o != null && o.toString().equals(ID));
}
public Class<T> getTypeClass()
{
return typeClass;
}
}