/*
* Copyright 2015 McDowell
*
* Licensed 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 uk.kludje.experimental.collect.array;
import java.util.Objects;
public final class SparseArrayEntry<V> {
private final int key;
private final V value;
private SparseArrayEntry(int key, V value) {
this.key = key;
this.value = value;
}
public int getKey() {
return key;
}
public V getValue() {
return value;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
SparseArrayEntry<?> that = (SparseArrayEntry<?>) o;
if (key != that.key) return false;
return Objects.equals(this.value, that.value);
}
@Override
public int hashCode() {
return hashCodeFor(key, value);
}
public static int hashCodeFor(int key, Object value) {
int result = key;
result = 31 * result + Objects.hashCode(value);
return result;
}
@Override
public String toString() {
return key + "=" + value;
}
public static <V> SparseArrayEntry<V> entry(int key, V value) {
return new SparseArrayEntry<>(key, value);
}
}