| /* |
| * 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.ignite.internal.processors.hadoop.impl.igfs; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.hadoop.fs.FileStatus; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| import org.apache.ignite.configuration.FileSystemConfiguration; |
| import org.apache.ignite.hadoop.fs.HadoopFileSystemFactory; |
| import org.apache.ignite.internal.processors.hadoop.delegate.HadoopDelegateUtils; |
| import org.apache.ignite.internal.processors.hadoop.delegate.HadoopFileSystemFactoryDelegate; |
| import org.apache.ignite.internal.processors.igfs.IgfsEx; |
| import org.apache.ignite.internal.processors.igfs.IgfsSecondaryFileSystemTestAdapter; |
| import org.apache.ignite.internal.processors.igfs.IgfsUtils; |
| import org.apache.ignite.internal.util.typedef.T2; |
| |
| /** |
| * Universal adapter wrapping {@link org.apache.hadoop.fs.FileSystem} instance. |
| */ |
| public class HadoopIgfsSecondaryFileSystemTestAdapter implements IgfsSecondaryFileSystemTestAdapter { |
| /** File system factory. */ |
| private final HadoopFileSystemFactoryDelegate factory; |
| |
| /** |
| * Constructor. |
| * @param factory File system factory. |
| */ |
| public HadoopIgfsSecondaryFileSystemTestAdapter(HadoopFileSystemFactory factory) { |
| assert factory != null; |
| |
| this.factory = HadoopDelegateUtils.fileSystemFactoryDelegate(getClass().getClassLoader(), factory); |
| |
| this.factory.start(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String name() throws IOException { |
| return get().getUri().toString(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean exists(String path) throws IOException { |
| return get().exists(new Path(path)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public boolean delete(String path, boolean recursive) throws IOException { |
| return get().delete(new Path(path), recursive); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void mkdirs(String path) throws IOException { |
| boolean ok = get().mkdirs(new Path(path)); |
| if (!ok) |
| throw new IOException("Failed to mkdirs: " + path); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void format() throws IOException { |
| HadoopIgfsUtils.clear(get()); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public Map<String, String> properties(String path) throws IOException { |
| Path p = new Path(path); |
| |
| FileStatus status = get().getFileStatus(p); |
| |
| Map<String,String> m = new HashMap<>(3); |
| |
| m.put(IgfsUtils.PROP_USER_NAME, status.getOwner()); |
| m.put(IgfsUtils.PROP_GROUP_NAME, status.getGroup()); |
| m.put(IgfsUtils.PROP_PERMISSION, permission(status)); |
| |
| return m; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String permissions(String path) throws IOException { |
| return permission(get().getFileStatus(new Path(path))); |
| } |
| |
| /** |
| * Get permission for file status. |
| * |
| * @param status Status. |
| * @return Permission. |
| */ |
| private String permission(FileStatus status) { |
| FsPermission perm = status.getPermission(); |
| |
| return "0" + perm.getUserAction().ordinal() + perm.getGroupAction().ordinal() + perm.getOtherAction().ordinal(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public InputStream openInputStream(String path) throws IOException { |
| return get().open(new Path(path)); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public OutputStream openOutputStream(String path, boolean append) throws IOException { |
| Path p = new Path(path); |
| |
| if (append) |
| return get().append(p); |
| else |
| return get().create(p, true/*overwrite*/); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public T2<Long, Long> times(String path) throws IOException { |
| FileStatus status = get().getFileStatus(new Path(path)); |
| |
| return new T2<>(status.getModificationTime(), status.getAccessTime()); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public IgfsEx igfs() { |
| return null; |
| } |
| |
| /** |
| * Create file system. |
| * |
| * @return File system. |
| * @throws IOException If failed. |
| */ |
| protected FileSystem get() throws IOException { |
| return (FileSystem)factory.get(FileSystemConfiguration.DFLT_USER_NAME); |
| } |
| } |