/*
* Copyright (C) 2014 Indeed Inc.
*
* 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 com.indeed.imhotep.archive;
import com.indeed.imhotep.archive.compression.SquallArchiveCompressor;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import java.io.File;
import java.io.IOException;
/**
* @author jsgroth
*/
public class CopyFromLocal {
public static void main(String[] args) throws IOException {
if (args.length < 2) {
System.err.println("ARGS: from to [--overwrite]");
System.exit(1);
}
boolean overwrite = false;
for (int i = 2; i < args.length; ++i) {
if (args[i].equals("--overwrite")) {
overwrite = true;
} else {
throw new IllegalArgumentException("unrecognized arg: " + args[i]);
}
}
copy(new File(args[0]), new Path(args[1]), overwrite);
}
public static void copy(File from, Path to, boolean overwrite) throws IOException {
copy(to.getFileSystem(new Configuration()), from, to, overwrite);
}
public static void copy(FileSystem fs, File from, Path to, boolean overwrite) throws IOException {
copy(fs, from, to, overwrite, SquallArchiveCompressor.GZIP);
}
public static void copy(FileSystem fs, File from, Path to, boolean overwrite, SquallArchiveCompressor compressor) throws IOException {
if (fs.exists(to)) {
if (!overwrite) {
throw new IOException("path already exists: " + to);
}
fs.delete(to, true);
}
final SquallArchiveWriter w = new SquallArchiveWriter(fs, to, true, compressor);
if (from.isDirectory()) {
w.batchAppendDirectory(from);
} else {
w.appendFile(from);
w.commit();
}
}
}