/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jena.atlas.lib;
/** A mutable container */
public class Ref<T>
{
private T value ;
public T getValue() { return value; }
public Ref(T initial)
{ setValue(initial); }
public void setValue(T value)
{ this.value = value; }
// hashCode and equality are defined on object pointers.
// @Override
// public int hashCode() { return value.hashCode()^0x1 ; }
//
// @Override
// public boolean equals(Object other)
// {
// if ( !( other instanceof Ref ) )
// return false ;
// Ref<?> r = (Ref<?>)other ;
// return Lib.equals(value, r.value) ;
// }
@Override
public String toString()
{
return "ref:"+value.toString() ;
}
}