IntRangeFilterElement.java
///////////////////////////////////////////////////////////////////////////////////////////////
// checkstyle: Checks Java source code and other text files for adherence to a set of rules.
// Copyright (C) 2001-2022 the original author or authors.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
///////////////////////////////////////////////////////////////////////////////////////////////
package com.puppycrawl.tools.checkstyle.filters;
import java.util.Objects;
/**
* This filter element is immutable and accepts an Integer in a range.
*/
class IntRangeFilterElement implements IntFilterElement {
/** Lower bound of the range. */
private final Integer lowerBound;
/** Upper bound of the range. */
private final Integer upperBound;
/**
* Constructs a {@code IntRangeFilterElement} with a
* lower bound and an upper bound for the range.
*
* @param lowerBound the lower bound of the range.
* @param upperBound the upper bound of the range.
*/
/* package */ IntRangeFilterElement(int lowerBound, int upperBound) {
this.lowerBound = lowerBound;
this.upperBound = upperBound;
}
@Override
public boolean accept(int intValue) {
return lowerBound.compareTo(intValue) <= 0
&& upperBound.compareTo(intValue) >= 0;
}
@Override
public int hashCode() {
return Objects.hash(lowerBound, upperBound);
}
@Override
public boolean equals(Object other) {
if (this == other) {
return true;
}
if (other == null || getClass() != other.getClass()) {
return false;
}
final IntRangeFilterElement intRangeFilter = (IntRangeFilterElement) other;
return Objects.equals(lowerBound, intRangeFilter.lowerBound)
&& Objects.equals(upperBound, intRangeFilter.upperBound);
}
}