/*
* The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
* (the "License"). You may not use this work except in compliance with the License, which is
* available at www.apache.org/licenses/LICENSE-2.0
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
* either express or implied, as more fully set forth in the License.
*
* See the NOTICE file distributed with this work for information regarding copyright ownership.
*/
package alluxio.shell.command;
import alluxio.AlluxioURI;
import alluxio.Constants;
import alluxio.client.file.FileSystem;
import alluxio.exception.AlluxioException;
import alluxio.wire.TtlAction;
import org.apache.commons.cli.CommandLine;
import java.io.IOException;
import javax.annotation.concurrent.ThreadSafe;
/**
* Unsets the TTL value for the given path.
*/
@ThreadSafe
public final class UnsetTtlCommand extends AbstractShellCommand {
/**
* @param fs the filesystem of Alluxio
*/
public UnsetTtlCommand(FileSystem fs) {
super(fs);
}
@Override
public String getCommandName() {
return "unsetTtl";
}
@Override
protected int getNumOfArgs() {
return 1;
}
@Override
public int run(CommandLine cl) throws AlluxioException, IOException {
String[] args = cl.getArgs();
AlluxioURI inputPath = new AlluxioURI(args[0]);
// Expiry doesn't matter in this case
CommandUtils.setTtl(mFileSystem, inputPath, Constants.NO_TTL, TtlAction.DELETE);
System.out.println("TTL of file '" + inputPath + "' was successfully removed.");
return 0;
}
@Override
public String getUsage() {
return "unsetTtl <path>";
}
@Override
public String getDescription() {
return "Unsets the TTL value for the given path.";
}
}