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.utils; 021 022import java.io.File; 023import java.io.IOException; 024import javax.annotation.CheckForNull; 025import javax.annotation.Nullable; 026import org.apache.commons.io.FilenameUtils; 027 028/** 029 * @since 4.0 030 */ 031public class PathUtils { 032 033 private PathUtils() { 034 // only static methods 035 } 036 037 /** 038 * Normalize path and replace file separators by forward slash 039 */ 040 @CheckForNull 041 public static String sanitize(@Nullable String path) { 042 return FilenameUtils.normalize(path, true); 043 } 044 045 /** 046 * Get canonical path and replace file separators by forward slash. This 047 * method does not throw boring checked exception. 048 */ 049 @CheckForNull 050 public static String canonicalPath(@Nullable File file) { 051 if (file == null) { 052 return null; 053 } 054 try { 055 return FilenameUtils.separatorsToUnix(file.getCanonicalPath()); 056 } catch (IOException e) { 057 throw new IllegalStateException("Fail to get the canonical path of " + file.getAbsolutePath(), e); 058 } 059 } 060}