components/visual-panels/core/src/java/vpanels/panel/com/oracle/solaris/vp/panel/common/api/file/RemoteFile.java
PSARC/2014/018 Move RAD modules from Userland to ON
18125629 Move RAD modules out of Userland
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2009, 2014, Oracle and/or its affiliates. All rights reserved.
*/
package com.oracle.solaris.vp.panel.common.api.file;
import java.io.*;
import java.util.List;
import com.oracle.solaris.rad.client.RadObjectException;
import com.oracle.solaris.vp.panel.common.api.files.*;
@SuppressWarnings({"serial"})
public class RemoteFile extends File {
//
// Instance data
//
private FileBrowser browser;
private FileSnapshot snapshot;
//
// Constructors
//
public RemoteFile(FileBrowser browser, FileSnapshot snapshot) {
super(snapshot.getPath());
this.browser = browser;
this.snapshot = snapshot;
}
//
// File methods
//
@Override
public boolean canExecute() {
// Operation not supported
return false;
}
@Override
public boolean canRead() {
return snapshot.isReadable();
}
@Override
public boolean canWrite() {
return snapshot.isWritable();
}
@Override
public boolean createNewFile() throws IOException {
throw new IOException("operation not supported");
}
@Override
public boolean delete() {
// Operation not supported
return false;
}
@Override
public void deleteOnExit() {
// Operation not supported
}
@Override
public boolean exists() {
return snapshot.isExists();
}
@Override
public RemoteFile getAbsoluteFile() {
// RemoteFiles are based on FileSnapshots which are always absolute
return this;
}
@Override
public String getAbsolutePath() {
return snapshot.getAbsolutePath();
}
@Override
public RemoteFile getCanonicalFile() throws IOException {
if (snapshot.isCanonical()) {
return this;
}
String path = snapshot.getCanonicalPath();
try {
return new RemoteFile(browser, browser.getFile(path));
} catch (RadObjectException e) {
throw new IOException(e);
}
}
@Override
public String getCanonicalPath() throws IOException {
String path = snapshot.getCanonicalPath();
if (path == null) {
// FileSnapshot could not canonicalize path
throw new IOException(
"unable to canonicalize path: " + getAbsolutePath());
}
return path;
}
@Override
public long getFreeSpace() {
return snapshot.getFreeSpace();
}
@Override
public RemoteFile getParentFile() {
String parent = getParent();
try {
return parent == null ? null :
new RemoteFile(browser, browser.getFile(parent));
} catch (RadObjectException e) {
/* Not correct, but our choices are limited */
return null;
}
}
@Override
public long getTotalSpace() {
return snapshot.getTotalSpace();
}
@Override
public long getUsableSpace() {
return snapshot.getUsableSpace();
}
@Override
public boolean isAbsolute() {
return snapshot.isAbsolute();
}
@Override
public boolean isDirectory() {
return snapshot.isDirectory();
}
@Override
public boolean isFile() {
return snapshot.isFile();
}
@Override
public boolean isHidden() {
return snapshot.isHidden();
}
@Override
public long lastModified() {
return snapshot.getLastModified().getTime();
}
@Override
public long length() {
return snapshot.getLength();
}
@Override
public String[] list() {
try {
List<FileSnapshot> snapshots = browser.getFiles(getAbsolutePath());
String[] names = new String[snapshots.size()];
int i = 0;
for (FileSnapshot ss : snapshots)
names[i++] = ss.getBaseName();
return names;
} catch (RadObjectException e) {
return null;
}
}
@Override
public RemoteFile[] listFiles() {
try {
List<FileSnapshot> snapshots = browser.getFiles(getAbsolutePath());
return toFiles(snapshots);
} catch (RadObjectException e) {
return null;
}
}
@Override
public boolean mkdir() {
// Operation not supported
return false;
}
@Override
public boolean mkdirs() {
// Operation not supported
return false;
}
@Override
public boolean renameTo(File dest) {
// Operation not supported
return false;
}
@Override
public boolean setExecutable(boolean executable) {
// Operation not supported
return false;
}
@Override
public boolean setExecutable(boolean executable, boolean ownerOnly) {
// Operation not supported
return false;
}
@Override
public boolean setLastModified(long time) {
// Operation not supported
return false;
}
@Override
public boolean setReadable(boolean readable) {
// Operation not supported
return false;
}
@Override
public boolean setReadable(boolean readable, boolean ownerOnly) {
// Operation not supported
return false;
}
@Override
public boolean setReadOnly() {
// Operation not supported
return false;
}
@Override
public boolean setWritable(boolean writable) {
// Operation not supported
return false;
}
@Override
public boolean setWritable(boolean writable, boolean ownerOnly) {
// Operation not supported
return false;
}
//
// RemoteFile methods
//
public FileBrowser getBrowser() {
return browser;
}
public FileSnapshot getSnapshot() {
return snapshot;
}
protected RemoteFile[] toFiles(List<FileSnapshot> snapshots) {
return toFiles(browser, snapshots);
}
//
// Static methods
//
public static RemoteFile[] toFiles(
FileBrowser browser, List<FileSnapshot> snapshots) {
RemoteFile[] files = new RemoteFile[snapshots.size()];
int i = 0;
for (FileSnapshot ss : snapshots)
files[i++] = new RemoteFile(browser, ss);
return files;
}
}