package com.splout.db.dnode;
/*
* #%L
* Splout SQL Server
* %%
* Copyright (C) 2012 Datasalt Systems S.L.
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* #L%
*/
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TProtocol;
import org.apache.thrift.transport.TFramedTransport;
import org.apache.thrift.transport.TSocket;
import org.apache.thrift.transport.TTransport;
import org.apache.thrift.transport.TTransportException;
import com.splout.db.thrift.DNodeService;
/**
* A Thrift client interface for the {@link DNode} service.
*/
public class DNodeClient {
/**
* Get a Thrift client given an address (host:port)
*/
public static DNodeService.Client get(String hostPort) throws TTransportException {
int separator = hostPort.lastIndexOf(":");
String host = hostPort.substring(0, separator);
int port = Integer.parseInt(hostPort.substring(separator + 1, hostPort.length()));
return get(host, port);
}
/**
* Get a Thrift client given a host and a port
*/
public static DNodeService.Client get(String host, int port) throws TTransportException {
TTransport transport = new TFramedTransport(new TSocket(host, port));
TProtocol protocol = new TBinaryProtocol(transport);
DNodeService.Client client = new DNodeService.Client(protocol);
transport.open();
return client;
}
/**
* It is not trivial to properly close a Thrift client. This method encapsulates this.
*/
public static void close(DNodeService.Client client) {
client.getOutputProtocol().getTransport().close();
}
}