com.sun.scenario.effect.FilterContext Maven / Gradle / Ivy
/*
* Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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*/
package com.sun.scenario.effect;
/**
*
*/
public class FilterContext {
private Object referent;
protected FilterContext(Object referent) {
if (referent == null) {
throw new IllegalArgumentException("Referent must be non-null");
}
this.referent = referent;
}
public final Object getReferent() {
return referent;
}
@Override
public int hashCode() {
return referent.hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof FilterContext)) {
return false;
}
FilterContext that = (FilterContext)o;
return referent.equals(that.referent);
}
}