1 /*
   2  * Copyright (c) 2014, 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 jdk.internal.jrtfs;
  27 
  28 import java.nio.file.attribute.BasicFileAttributes;
  29 import java.nio.file.attribute.FileTime;
  30 import java.util.Formatter;
  31 import jdk.internal.jimage.ImageReader.Node;
  32 
  33 final class JrtFileAttributes implements BasicFileAttributes
  34 {
  35     private final Node node;
  36 
  37     JrtFileAttributes(Node node) {
  38         this.node = node;
  39     }
  40 
  41     ///////// basic attributes ///////////
  42     @Override
  43     public FileTime creationTime() {
  44         return node.creationTime();
  45     }
  46 
  47     @Override
  48     public boolean isDirectory() {
  49         return node.isDirectory();
  50     }
  51 
  52     @Override
  53     public boolean isOther() {
  54         return false;
  55     }
  56 
  57     @Override
  58     public boolean isRegularFile() {
  59         return !isDirectory();
  60     }
  61 
  62     @Override
  63     public FileTime lastAccessTime() {
  64         return node.lastAccessTime();
  65     }
  66 
  67     @Override
  68     public FileTime lastModifiedTime() {
  69         return node.lastModifiedTime();
  70     }
  71 
  72     @Override
  73     public long size() {
  74         return node.size();
  75     }
  76 
  77     @Override
  78     public boolean isSymbolicLink() {
  79         return node.isLink();
  80     }
  81 
  82     @Override
  83     public Object fileKey() {
  84         return node.resolveLink(true);
  85     }
  86 
  87     ///////// jrt entry attributes ///////////
  88     public long compressedSize() {
  89         return node.compressedSize();
  90     }
  91 
  92     public String extension() {
  93         return node.extension();
  94     }
  95 
  96     @Override
  97     public String toString() {
  98         StringBuilder sb = new StringBuilder(1024);
  99         try (Formatter fm = new Formatter(sb)) {
 100             if (creationTime() != null)
 101                 fm.format("    creationTime    : %tc%n", creationTime().toMillis());
 102             else
 103                 fm.format("    creationTime    : null%n");
 104 
 105             if (lastAccessTime() != null)
 106                 fm.format("    lastAccessTime  : %tc%n", lastAccessTime().toMillis());
 107             else
 108                 fm.format("    lastAccessTime  : null%n");
 109             fm.format("    lastModifiedTime: %tc%n", lastModifiedTime().toMillis());
 110             fm.format("    isRegularFile   : %b%n", isRegularFile());
 111             fm.format("    isDirectory     : %b%n", isDirectory());
 112             fm.format("    isSymbolicLink  : %b%n", isSymbolicLink());
 113             fm.format("    isOther         : %b%n", isOther());
 114             fm.format("    fileKey         : %s%n", fileKey());
 115             fm.format("    size            : %d%n", size());
 116             fm.format("    compressedSize  : %d%n", compressedSize());
 117             fm.format("    extension       : %s%n", extension());
 118         }
 119         return sb.toString();
 120     }
 121 }