org.apache.commons.vfs2.provider.webdav.WebdavFileProvider Maven / Gradle / Ivy
Show all versions of commons-vfs2 Show documentation
/*
* 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.webdav;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.vfs2.Capability;
import org.apache.commons.vfs2.FileName;
import org.apache.commons.vfs2.FileSystem;
import org.apache.commons.vfs2.FileSystemConfigBuilder;
import org.apache.commons.vfs2.FileSystemException;
import org.apache.commons.vfs2.FileSystemOptions;
import org.apache.commons.vfs2.UserAuthenticationData;
import org.apache.commons.vfs2.provider.GenericFileName;
import org.apache.commons.vfs2.provider.http.HttpClientFactory;
import org.apache.commons.vfs2.provider.http.HttpFileProvider;
import org.apache.commons.vfs2.util.UserAuthenticatorUtils;
/**
* A provider for WebDAV.
*
* @since 2.0
*/
public class WebdavFileProvider extends HttpFileProvider {
/**
* The authenticator types used by the WebDAV provider.
*
* @deprecated Might be removed in the next major version.
*/
@Deprecated
public static final UserAuthenticationData.Type[] AUTHENTICATOR_TYPES = new UserAuthenticationData.Type[] {
UserAuthenticationData.USERNAME, UserAuthenticationData.PASSWORD };
/** The capabilities of the WebDAV provider */
protected static final Collection capabilities = Collections
.unmodifiableCollection(Arrays.asList(new Capability[] { Capability.CREATE, Capability.DELETE,
Capability.RENAME, Capability.GET_TYPE, Capability.LIST_CHILDREN, Capability.READ_CONTENT,
Capability.URI, Capability.WRITE_CONTENT, Capability.GET_LAST_MODIFIED, Capability.ATTRIBUTES,
Capability.RANDOM_ACCESS_READ, Capability.DIRECTORY_READ_CONTENT, }));
public WebdavFileProvider() {
super();
setFileNameParser(WebdavFileNameParser.getInstance());
}
/**
* Creates a {@link FileSystem}.
*
* If you're looking at this method and wondering how to get a FileSystemOptions object bearing the proxy host and
* credentials configuration through to this method so it's used for resolving a
* {@link org.apache.commons.vfs2.FileObject FileObject} in the FileSystem, then be sure to use correct signature of
* the {@link org.apache.commons.vfs2.FileSystemManager FileSystemManager} resolveFile method.
*
* @see org.apache.commons.vfs2.impl.DefaultFileSystemManager#resolveFile(FileObject, String, FileSystemOptions)
*/
@Override
protected FileSystem doCreateFileSystem(final FileName name, final FileSystemOptions fileSystemOptions)
throws FileSystemException {
// Create the file system
final GenericFileName rootName = (GenericFileName) name;
final FileSystemOptions fsOpts = fileSystemOptions == null ? new FileSystemOptions() : fileSystemOptions;
UserAuthenticationData authData = null;
HttpClient httpClient;
try {
authData = UserAuthenticatorUtils.authenticate(fsOpts, AUTHENTICATOR_TYPES);
httpClient = HttpClientFactory.createConnection(WebdavFileSystemConfigBuilder.getInstance(), "http",
rootName.getHostName(), rootName.getPort(),
UserAuthenticatorUtils.toString(UserAuthenticatorUtils.getData(authData,
UserAuthenticationData.USERNAME, UserAuthenticatorUtils.toChar(rootName.getUserName()))),
UserAuthenticatorUtils.toString(UserAuthenticatorUtils.getData(authData,
UserAuthenticationData.PASSWORD, UserAuthenticatorUtils.toChar(rootName.getPassword()))),
fsOpts);
} finally {
UserAuthenticatorUtils.cleanup(authData);
}
return new WebdavFileSystem(rootName, httpClient, fsOpts);
}
@Override
public FileSystemConfigBuilder getConfigBuilder() {
return WebdavFileSystemConfigBuilder.getInstance();
}
@Override
public Collection getCapabilities() {
return capabilities;
}
}