1 /* 2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.webkit; 27 28 import com.sun.javafx.logging.PlatformLogger; 29 import java.io.File; 30 import java.io.IOException; 31 import static java.lang.String.format; 32 import java.nio.file.Files; 33 import java.nio.file.InvalidPathException; 34 import java.nio.file.Paths; 35 36 final class FileSystem { 37 38 // File type should match native FileMetadata Type 39 private static final int TYPE_UNKNOWN = 0; 40 private static final int TYPE_FILE = 1; 41 private static final int TYPE_DIRECTORY = 2; 42 43 private final static PlatformLogger logger = 44 PlatformLogger.getLogger(FileSystem.class.getName()); 45 46 47 private FileSystem() { 48 throw new AssertionError(); 49 } 50 51 private static boolean fwkFileExists(String path) { 52 return new File(path).exists(); 53 } 54 55 private static long fwkGetFileSize(String path) { 56 try { 57 File file = new File(path); 58 if (file.exists()) { 59 return file.length(); 60 } 61 } catch (SecurityException ex) { 62 logger.fine(format("Error determining size of file [%s]", path), ex); 63 } 64 return -1; 65 } 66 67 private static boolean fwkGetFileMetadata(String path, long[] metadataArray) { 68 try { 69 File file = new File(path); 70 if (file.exists()) { 71 metadataArray[0] = file.lastModified(); 72 metadataArray[1] = file.length(); 73 if (file.isDirectory()) { 74 metadataArray[2] = TYPE_DIRECTORY; 75 } else if (file.isFile()) { 76 metadataArray[2] = TYPE_FILE; 77 } else { 78 metadataArray[2] = TYPE_UNKNOWN; 79 } 80 return true; 81 } 82 } catch (SecurityException ex) { 83 logger.fine(format("Error determining Metadata for file [%s]", path), ex); 84 } 85 return false; 86 } 87 88 private static String fwkPathByAppendingComponent(String path, 89 String component) 90 { 91 return new File(path, component).getPath(); 92 } 93 94 private static boolean fwkMakeAllDirectories(String path) { 95 try { 96 Files.createDirectories(Paths.get(path)); 97 return true; 98 } catch (InvalidPathException|IOException ex) { 99 logger.fine(format("Error creating directory [%s]", path), ex); 100 return false; 101 } 102 } 103 104 private static String fwkPathGetFileName(String path) { 105 return new File(path).getName(); 106 } 107 }