/*
* Copyright (c) 2012, grossmann
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the jo-widgets.org nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL jo-widgets.org BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*/
package org.jowidgets.util.priority;
import org.jowidgets.util.Assert;
public final class PriorityValue<VALUE_TYPE, PRIORITY_TYPE extends Comparable<PRIORITY_TYPE>> implements
IPriorityValue<VALUE_TYPE, PRIORITY_TYPE> {
private final VALUE_TYPE value;
private final PRIORITY_TYPE priority;
public PriorityValue(final VALUE_TYPE value, final PRIORITY_TYPE priority) {
Assert.paramNotNull(priority, "priority");
this.value = value;
this.priority = priority;
}
@Override
public VALUE_TYPE getValue() {
return value;
}
@Override
public PRIORITY_TYPE getPriority() {
return priority;
}
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((priority == null) ? 0 : priority.hashCode());
result = prime * result + ((value == null) ? 0 : value.hashCode());
return result;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (!(obj instanceof PriorityValue)) {
return false;
}
final IPriorityValue<?, ?> other = (IPriorityValue<?, ?>) obj;
if (priority == null) {
if (other.getPriority() != null) {
return false;
}
}
else if (!priority.equals(other.getPriority())) {
return false;
}
if (value == null) {
if (other.getValue() != null) {
return false;
}
}
else if (!value.equals(other.getValue())) {
return false;
}
return true;
}
@Override
public String toString() {
return "PriorityValue [value=" + value + ", priority=" + priority + "]";
}
}