001/////////////////////////////////////////////////////////////////////////////////////////////// 002// checkstyle: Checks Java source code and other text files for adherence to a set of rules. 003// Copyright (C) 2001-2024 the original author or authors. 004// 005// This library is free software; you can redistribute it and/or 006// modify it under the terms of the GNU Lesser General Public 007// License as published by the Free Software Foundation; either 008// version 2.1 of the License, or (at your option) any later version. 009// 010// This library is distributed in the hope that it will be useful, 011// but WITHOUT ANY WARRANTY; without even the implied warranty of 012// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 013// Lesser General Public License for more details. 014// 015// You should have received a copy of the GNU Lesser General Public 016// License along with this library; if not, write to the Free Software 017// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 018/////////////////////////////////////////////////////////////////////////////////////////////// 019 020package com.puppycrawl.tools.checkstyle.filters; 021 022import java.util.Objects; 023 024/** 025 * This filter element is immutable and accepts an Integer in a range. 026 */ 027class IntRangeFilterElement implements IntFilterElement { 028 029 /** Lower bound of the range. */ 030 private final Integer lowerBound; 031 032 /** Upper bound of the range. */ 033 private final Integer upperBound; 034 035 /** 036 * Constructs a {@code IntRangeFilterElement} with a 037 * lower bound and an upper bound for the range. 038 * 039 * @param lowerBound the lower bound of the range. 040 * @param upperBound the upper bound of the range. 041 */ 042 /* package */ IntRangeFilterElement(int lowerBound, int upperBound) { 043 this.lowerBound = lowerBound; 044 this.upperBound = upperBound; 045 } 046 047 @Override 048 public boolean accept(int intValue) { 049 return lowerBound.compareTo(intValue) <= 0 050 && upperBound.compareTo(intValue) >= 0; 051 } 052 053 @Override 054 public int hashCode() { 055 return Objects.hash(lowerBound, upperBound); 056 } 057 058 @Override 059 public boolean equals(Object other) { 060 if (this == other) { 061 return true; 062 } 063 if (other == null || getClass() != other.getClass()) { 064 return false; 065 } 066 final IntRangeFilterElement intRangeFilter = (IntRangeFilterElement) other; 067 return Objects.equals(lowerBound, intRangeFilter.lowerBound) 068 && Objects.equals(upperBound, intRangeFilter.upperBound); 069 } 070 071}