| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.vfs2.provider.local; |
| |
| import java.io.File; |
| import java.io.FilePermission; |
| import java.util.Collection; |
| |
| import org.apache.commons.vfs2.Capability; |
| import org.apache.commons.vfs2.FileName; |
| import org.apache.commons.vfs2.FileObject; |
| import org.apache.commons.vfs2.FileSelector; |
| import org.apache.commons.vfs2.FileSystemException; |
| import org.apache.commons.vfs2.FileSystemOptions; |
| import org.apache.commons.vfs2.provider.AbstractFileName; |
| import org.apache.commons.vfs2.provider.AbstractFileSystem; |
| import org.apache.commons.vfs2.util.FileObjectUtils; |
| |
| /** |
| * A local file system. |
| */ |
| public class LocalFileSystem |
| extends AbstractFileSystem |
| { |
| private final String rootFile; |
| |
| public LocalFileSystem(final FileName rootName, |
| final String rootFile, |
| final FileSystemOptions opts) |
| { |
| super(rootName, null, opts); |
| this.rootFile = rootFile; |
| } |
| |
| /** |
| * Creates a file object. |
| */ |
| @Override |
| protected FileObject createFile(final AbstractFileName name) throws FileSystemException |
| { |
| // Create the file |
| return new LocalFile(this, rootFile, name); |
| } |
| |
| /** |
| * Returns the capabilities of this file system. |
| */ |
| @Override |
| protected void addCapabilities(final Collection<Capability> caps) |
| { |
| caps.addAll(DefaultLocalFileProvider.capabilities); |
| } |
| |
| /** |
| * Creates a temporary local copy of a file and its descendants. |
| */ |
| @Override |
| protected File doReplicateFile(final FileObject fileObject, |
| final FileSelector selector) |
| throws Exception |
| { |
| final LocalFile localFile = (LocalFile) FileObjectUtils.getAbstractFileObject(fileObject); |
| final File file = localFile.getLocalFile(); |
| final SecurityManager sm = System.getSecurityManager(); |
| if (sm != null) |
| { |
| final FilePermission requiredPerm = new FilePermission(file.getAbsolutePath(), "read"); |
| sm.checkPermission(requiredPerm); |
| } |
| return file; |
| } |
| |
| } |