001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.commons.vfs2.provider.url; 018 019import java.util.Collection; 020 021import org.apache.commons.vfs2.Capability; 022import org.apache.commons.vfs2.FileName; 023import org.apache.commons.vfs2.FileObject; 024import org.apache.commons.vfs2.FileSystemOptions; 025import org.apache.commons.vfs2.provider.AbstractFileName; 026import org.apache.commons.vfs2.provider.AbstractFileSystem; 027 028/** 029 * A File system backed by Java's URL API. 030 */ 031public class UrlFileSystem extends AbstractFileSystem { 032 protected UrlFileSystem(final FileName rootName, final FileSystemOptions fileSystemOptions) { 033 super(rootName, null, fileSystemOptions); 034 } 035 036 /** 037 * Creates a file object. 038 */ 039 @Override 040 protected FileObject createFile(final AbstractFileName name) { 041 return new UrlFileObject(this, name); 042 } 043 044 /** 045 * Returns the capabilities of this file system. 046 */ 047 @Override 048 protected void addCapabilities(final Collection<Capability> caps) { 049 caps.addAll(UrlFileProvider.capabilities); 050 } 051}