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src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileAttributeView.java
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rev 53716 : 8213031: (zipfs) Add support for POSIX file permissions
*** 1,7 ****
/*
! * Copyright (c) 2009, 2018, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
--- 1,7 ----
/*
! * Copyright (c) 2009, 2019, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
*** 26,43 ****
package jdk.nio.zipfs;
import java.io.IOException;
import java.nio.file.attribute.BasicFileAttributeView;
import java.nio.file.attribute.FileAttributeView;
import java.nio.file.attribute.FileTime;
import java.util.LinkedHashMap;
import java.util.Map;
/**
* @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
*/
! class ZipFileAttributeView implements BasicFileAttributeView {
private static enum AttrID {
size,
creationTime,
lastAccessTime,
lastModifiedTime,
--- 26,49 ----
package jdk.nio.zipfs;
import java.io.IOException;
import java.nio.file.attribute.BasicFileAttributeView;
import java.nio.file.attribute.FileAttributeView;
+ import java.nio.file.attribute.FileOwnerAttributeView;
import java.nio.file.attribute.FileTime;
+ import java.nio.file.attribute.GroupPrincipal;
+ import java.nio.file.attribute.PosixFileAttributeView;
+ import java.nio.file.attribute.PosixFilePermission;
+ import java.nio.file.attribute.UserPrincipal;
import java.util.LinkedHashMap;
import java.util.Map;
+ import java.util.Set;
/**
* @author Xueming Shen, Rajendra Gutupalli, Jaya Hangal
*/
! class ZipFileAttributeView implements PosixFileAttributeView {
private static enum AttrID {
size,
creationTime,
lastAccessTime,
lastModifiedTime,
*** 46,92 ****
isSymbolicLink,
isOther,
fileKey,
compressedSize,
crc,
! method
};
private final ZipPath path;
! private final boolean isZipView;
! private ZipFileAttributeView(ZipPath path, boolean isZipView) {
this.path = path;
! this.isZipView = isZipView;
}
@SuppressWarnings("unchecked") // Cast to V
static <V extends FileAttributeView> V get(ZipPath path, Class<V> type) {
- if (type == null)
- throw new NullPointerException();
if (type == BasicFileAttributeView.class)
! return (V)new ZipFileAttributeView(path, false);
if (type == ZipFileAttributeView.class)
! return (V)new ZipFileAttributeView(path, true);
! return null;
}
static ZipFileAttributeView get(ZipPath path, String type) {
if (type == null)
throw new NullPointerException();
! if (type.equals("basic"))
! return new ZipFileAttributeView(path, false);
! if (type.equals("zip"))
! return new ZipFileAttributeView(path, true);
! return null;
}
@Override
public String name() {
! return isZipView ? "zip" : "basic";
}
public ZipFileAttributes readAttributes() throws IOException {
return path.getAttributes();
}
@Override
--- 52,122 ----
isSymbolicLink,
isOther,
fileKey,
compressedSize,
crc,
! method,
! storedPermissions,
! owner,
! group,
! permissions
};
+ private static enum ViewType {
+ basic,
+ owner,
+ posix,
+ zip
+ }
+
private final ZipPath path;
! private final ViewType type;
! private ZipFileAttributeView(ZipPath path, ViewType type) {
this.path = path;
! this.type = type;
}
@SuppressWarnings("unchecked") // Cast to V
static <V extends FileAttributeView> V get(ZipPath path, Class<V> type) {
if (type == BasicFileAttributeView.class)
! return (V)new ZipFileAttributeView(path, ViewType.basic);
if (type == ZipFileAttributeView.class)
! return (V)new ZipFileAttributeView(path, ViewType.zip);
! if (path.zfs.supportPosix) {
! if (type == PosixFileAttributeView.class)
! return (V)new ZipFileAttributeView(path, ViewType.posix);
! if (type == FileOwnerAttributeView.class)
! return (V)new ZipFileAttributeView(path, ViewType.owner);
! }
! if (type == null)
! throw new NullPointerException();
! throw new UnsupportedOperationException();
}
static ZipFileAttributeView get(ZipPath path, String type) {
if (type == null)
throw new NullPointerException();
! if (type.equals(ViewType.basic.name()))
! return new ZipFileAttributeView(path, ViewType.basic);
! if (type.equals(ViewType.zip.name()))
! return new ZipFileAttributeView(path, ViewType.zip);
! if (path.zfs.supportPosix) {
! if (type.equals(ViewType.posix.name()))
! return new ZipFileAttributeView(path, ViewType.posix);
! if (type.equals(ViewType.owner.name()))
! return new ZipFileAttributeView(path, ViewType.owner);
! }
! throw new UnsupportedOperationException("view <" + type + "> is not supported");
}
@Override
public String name() {
! return type.name();
}
+ @Override
public ZipFileAttributes readAttributes() throws IOException {
return path.getAttributes();
}
@Override
*** 96,119 ****
throws IOException
{
path.setTimes(lastModifiedTime, lastAccessTime, createTime);
}
void setAttribute(String attribute, Object value)
throws IOException
{
try {
if (AttrID.valueOf(attribute) == AttrID.lastModifiedTime)
setTimes((FileTime)value, null, null);
if (AttrID.valueOf(attribute) == AttrID.lastAccessTime)
setTimes(null, (FileTime)value, null);
if (AttrID.valueOf(attribute) == AttrID.creationTime)
setTimes(null, null, (FileTime)value);
return;
! } catch (IllegalArgumentException x) {}
! throw new UnsupportedOperationException("'" + attribute +
! "' is unknown or read-only attribute");
}
Map<String, Object> readAttributes(String attributes)
throws IOException
{
--- 126,174 ----
throws IOException
{
path.setTimes(lastModifiedTime, lastAccessTime, createTime);
}
+ @Override
+ public UserPrincipal getOwner() throws IOException {
+ return readAttributes().owner();
+ }
+
+ @Override
+ public void setOwner(UserPrincipal owner) throws IOException {
+ path.setOwner(owner);
+ }
+
+ @Override
+ public void setPermissions(Set<PosixFilePermission> perms) throws IOException {
+ path.setPermissions(perms);
+ }
+
+ @Override
+ public void setGroup(GroupPrincipal group) throws IOException {
+ path.setGroup(group);
+ }
+
+ @SuppressWarnings("unchecked")
void setAttribute(String attribute, Object value)
throws IOException
{
try {
if (AttrID.valueOf(attribute) == AttrID.lastModifiedTime)
setTimes((FileTime)value, null, null);
if (AttrID.valueOf(attribute) == AttrID.lastAccessTime)
setTimes(null, (FileTime)value, null);
if (AttrID.valueOf(attribute) == AttrID.creationTime)
setTimes(null, null, (FileTime)value);
+ if (AttrID.valueOf(attribute) == AttrID.permissions ||
+ AttrID.valueOf(attribute) == AttrID.storedPermissions)
+ setPermissions((Set<PosixFilePermission>)value);
return;
! } catch (IllegalArgumentException x) {
! throw new UnsupportedOperationException("'" + attribute +
! "' is unknown or read-only attribute");
! }
}
Map<String, Object> readAttributes(String attributes)
throws IOException
{
*** 134,144 ****
}
}
return map;
}
! Object attribute(AttrID id, ZipFileAttributes zfas) {
switch (id) {
case size:
return zfas.size();
case creationTime:
return zfas.creationTime();
--- 189,199 ----
}
}
return map;
}
! private Object attribute(AttrID id, ZipFileAttributes zfas) {
switch (id) {
case size:
return zfas.size();
case creationTime:
return zfas.creationTime();
*** 154,174 ****
return zfas.isSymbolicLink();
case isOther:
return zfas.isOther();
case fileKey:
return zfas.fileKey();
case compressedSize:
! if (isZipView)
return zfas.compressedSize();
break;
case crc:
! if (isZipView)
return zfas.crc();
break;
case method:
! if (isZipView)
return zfas.method();
break;
}
return null;
}
}
--- 209,252 ----
return zfas.isSymbolicLink();
case isOther:
return zfas.isOther();
case fileKey:
return zfas.fileKey();
+ case owner:
+ if (type== ViewType.owner || type == ViewType.posix || type == ViewType.zip) {
+ return zfas.owner();
+ }
+ break;
+ case group:
+ if (type == ViewType.posix || type == ViewType.zip) {
+ return zfas.group();
+ }
+ break;
+ case permissions:
+ if (type == ViewType.posix || type == ViewType.zip) {
+ return zfas.permissions();
+ }
+ break;
case compressedSize:
! if (type == ViewType.zip) {
return zfas.compressedSize();
+ }
break;
case crc:
! if (type == ViewType.zip) {
return zfas.crc();
+ }
break;
case method:
! if (type == ViewType.zip) {
return zfas.method();
+ }
+ break;
+ case storedPermissions:
+ if (type == ViewType.zip) {
+ return zfas.storedPermissions().orElse(null);
+ }
break;
}
return null;
}
}
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