/*
* Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* This source code is provided to illustrate the usage of a given feature
* or technique and has been deliberately simplified. Additional steps
* required for a production-quality application, such as security checks,
* input validation and proper error handling, might not be present in
* this sample code.
*/
package com.sun.nio.zipfs;
import java.nio.file.attribute.BasicFileAttributes;
import java.nio.file.attribute.FileTime;
import java.util.Arrays;
import java.util.Formatter;
import static com.sun.nio.zipfs.ZipUtils.*;
/**
*
* @author Xueming Shen, Rajendra Gutupalli,Jaya Hangal
*/
public class ZipFileAttributes implements BasicFileAttributes
{
private final ZipFileSystem.Entry e;
ZipFileAttributes(ZipFileSystem.Entry e) {
this.e = e;
}
///////// basic attributes ///////////
@Override
public FileTime creationTime() {
if (e.ctime != -1)
return FileTime.fromMillis(e.ctime);
return null;
}
@Override
public boolean isDirectory() {
return e.isDir();
}
@Override
public boolean isOther() {
return false;
}
@Override
public boolean isRegularFile() {
return !e.isDir();
}
@Override
public FileTime lastAccessTime() {
if (e.atime != -1)
return FileTime.fromMillis(e.atime);
return null;
}
@Override
public FileTime lastModifiedTime() {
return FileTime.fromMillis(e.mtime);
}
@Override
public long size() {
return e.size;
}
@Override
public boolean isSymbolicLink() {
return false;
}
@Override
public Object fileKey() {
return null;
}
///////// zip entry attributes ///////////
public long compressedSize() {
return e.csize;
}
public long crc() {
return e.crc;
}
public int method() {
return e.method;
}
public byte[] extra() {
if (e.extra != null)
return Arrays.copyOf(e.extra, e.extra.length);
return null;
}
public byte[] comment() {
if (e.comment != null)
return Arrays.copyOf(e.comment, e.comment.length);
return null;
}
public String toString() {
StringBuilder sb = new StringBuilder(1024);
Formatter fm = new Formatter(sb);
if (creationTime() != null)
fm.format(" creationTime : %tc%n", creationTime().toMillis());
else
fm.format(" creationTime : null%n");
if (lastAccessTime() != null)
fm.format(" lastAccessTime : %tc%n", lastAccessTime().toMillis());
else
fm.format(" lastAccessTime : null%n");
fm.format(" lastModifiedTime: %tc%n", lastModifiedTime().toMillis());
fm.format(" isRegularFile : %b%n", isRegularFile());
fm.format(" isDirectory : %b%n", isDirectory());
fm.format(" isSymbolicLink : %b%n", isSymbolicLink());
fm.format(" isOther : %b%n", isOther());
fm.format(" fileKey : %s%n", fileKey());
fm.format(" size : %d%n", size());
fm.format(" compressedSize : %d%n", compressedSize());
fm.format(" crc : %x%n", crc());
fm.format(" method : %d%n", method());
fm.close();
return sb.toString();
}
}