| /* |
| * Copyright 2002-2005 The Apache Software Foundation. |
| * |
| * Licensed 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.vfs.provider; |
| |
| import org.apache.commons.vfs.FileSystemOptions; |
| |
| /** |
| * Used to identify a filesystem |
| * |
| * @author <a href="mailto:imario@apache.org">Mario Ivankovits</a> |
| * @version $Revision$ $Date$ |
| */ |
| class FileSystemKey implements Comparable |
| { |
| private final static FileSystemOptions EMPTY_OPTIONS = new FileSystemOptions(); |
| |
| final Comparable key; |
| final FileSystemOptions fileSystemOptions; |
| |
| FileSystemKey(final Comparable key, final FileSystemOptions fileSystemOptions) |
| { |
| this.key = key; |
| if (fileSystemOptions != null) |
| { |
| this.fileSystemOptions = fileSystemOptions; |
| } |
| else |
| { |
| this.fileSystemOptions = EMPTY_OPTIONS; |
| } |
| } |
| |
| public int compareTo(Object o) |
| { |
| FileSystemKey fk = (FileSystemKey) o; |
| |
| int ret = key.compareTo(fk.key); |
| if (ret != 0) |
| { |
| // other filesystem |
| return ret; |
| } |
| |
| return fileSystemOptions.compareTo(fk.fileSystemOptions); |
| } |
| } |