| /* |
| * 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.sshd.client.subsystem.sftp; |
| |
| import java.io.IOException; |
| import java.nio.file.LinkOption; |
| import java.nio.file.NoSuchFileException; |
| import java.nio.file.Path; |
| import java.nio.file.attribute.FileAttributeView; |
| |
| import org.apache.sshd.common.subsystem.sftp.SftpConstants; |
| import org.apache.sshd.common.subsystem.sftp.SftpException; |
| import org.apache.sshd.common.util.ValidateUtils; |
| import org.apache.sshd.common.util.logging.AbstractLoggingBean; |
| |
| /** |
| * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a> |
| */ |
| public abstract class AbstractSftpFileAttributeView extends AbstractLoggingBean implements FileAttributeView { |
| protected final SftpFileSystemProvider provider; |
| protected final Path path; |
| protected final LinkOption[] options; |
| |
| protected AbstractSftpFileAttributeView(SftpFileSystemProvider provider, Path path, LinkOption... options) { |
| this.provider = ValidateUtils.checkNotNull(provider, "No file system provider instance"); |
| this.path = ValidateUtils.checkNotNull(path, "No path"); |
| this.options = options; |
| } |
| |
| @Override |
| public String name() { |
| return "view"; |
| } |
| |
| /** |
| * @return The underlying {@link SftpFileSystemProvider} used to |
| * provide the view functionality |
| */ |
| public final SftpFileSystemProvider provider() { |
| return provider; |
| } |
| |
| /** |
| * @return The referenced view {@link Path} |
| */ |
| public final Path getPath() { |
| return path; |
| } |
| |
| protected SftpClient.Attributes readRemoteAttributes() throws IOException { |
| return provider.readRemoteAttributes(provider.toSftpPath(path), options); |
| } |
| |
| protected void writeRemoteAttributes(SftpClient.Attributes attrs) throws IOException { |
| SftpPath p = provider.toSftpPath(path); |
| SftpFileSystem fs = p.getFileSystem(); |
| try (SftpClient client = fs.getClient()) { |
| try { |
| if (log.isDebugEnabled()) { |
| log.debug("writeRemotAttributes({})[{}]: {}", fs, p, attrs); |
| } |
| client.setStat(p.toString(), attrs); |
| } catch (SftpException e) { |
| if (e.getStatus() == SftpConstants.SSH_FX_NO_SUCH_FILE) { |
| throw new NoSuchFileException(p.toString()); |
| } |
| throw e; |
| } |
| } |
| } |
| } |