
it.unimi.dsi.fastutil.ints.IntShortImmutablePair Maven / Gradle / Ivy
/*
* Copyright (C) 2002-2020 Sebastiano Vigna
*
* 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 it.unimi.dsi.fastutil.ints;
/**
* A type-specific immutable {@link it.unimi.dsi.fastutil.Pair Pair}; provides
* some additional methods that use polymorphism to avoid (un)boxing.
*/
public class IntShortImmutablePair implements IntShortPair, java.io.Serializable {
private static final long serialVersionUID = 0L;
protected final int left;
protected final short right;
/**
* Creates a new type-specific immutable {@link it.unimi.dsi.fastutil.Pair Pair}
* with given left and right value.
*
* @param left
* the left value.
* @param right
* the right value.
*/
public IntShortImmutablePair(final int left, final short right) {
this.left = left;
this.right = right;
}
/**
* Returns a new type-specific immutable {@link it.unimi.dsi.fastutil.Pair Pair}
* with given left and right value.
*
* @param left
* the left value.
* @param right
* the right value.
*
* @implNote This factory method delegates to the constructor.
*/
public static IntShortImmutablePair of(final int left, final short right) {
return new IntShortImmutablePair(left, right);
}
@Override
public int leftInt() {
return left;
}
@Override
public short rightShort() {
return right;
}
@Override
@SuppressWarnings("rawtypes")
public boolean equals(Object other) {
if (other == null)
return false;
if (other instanceof IntShortPair) {
return left == ((IntShortPair) other).leftInt() && right == ((IntShortPair) other).rightShort();
}
if (other instanceof it.unimi.dsi.fastutil.Pair) {
return java.util.Objects.equals(Integer.valueOf(left), ((it.unimi.dsi.fastutil.Pair) other).left())
&& java.util.Objects.equals(Short.valueOf(right), ((it.unimi.dsi.fastutil.Pair) other).right());
}
return false;
}
public int hashCode() {
return (left) * 19 + (right);
}
/**
* Returns a string representation of this pair in the form
* <l,r>.
*
* @return a string representation of this pair in the form
* <l,r>.
*/
@Override
public String toString() {
return "<" + leftInt() + "," + rightShort() + ">";
}
}
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