001/* 002 * SonarQube 003 * Copyright (C) 2009-2016 SonarSource SA 004 * mailto:contact AT sonarsource DOT com 005 * 006 * This program is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * This program is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public License 017 * along with this program; if not, write to the Free Software Foundation, 018 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 019 */ 020package org.sonar.api.batch.fs.internal; 021 022import org.sonar.api.batch.fs.TextPointer; 023 024/** 025 * @since 5.2 026 */ 027public class DefaultTextPointer implements TextPointer { 028 029 private final int line; 030 private final int lineOffset; 031 032 public DefaultTextPointer(int line, int lineOffset) { 033 this.line = line; 034 this.lineOffset = lineOffset; 035 } 036 037 @Override 038 public int line() { 039 return line; 040 } 041 042 @Override 043 public int lineOffset() { 044 return lineOffset; 045 } 046 047 @Override 048 public String toString() { 049 return "[line=" + line + ", lineOffset=" + lineOffset + "]"; 050 } 051 052 @Override 053 public boolean equals(Object obj) { 054 if (!(obj instanceof DefaultTextPointer)) { 055 return false; 056 } 057 DefaultTextPointer other = (DefaultTextPointer) obj; 058 return other.line == this.line && other.lineOffset == this.lineOffset; 059 } 060 061 @Override 062 public int hashCode() { 063 return 37 * this.line + lineOffset; 064 } 065 066 @Override 067 public int compareTo(TextPointer o) { 068 if (this.line == o.line()) { 069 return Integer.compare(this.lineOffset, o.lineOffset()); 070 } 071 return Integer.compare(this.line, o.line()); 072 } 073 074}