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/* -*- C++ -*-; c-basic-offset: 4; indent-tabs-mode: nil */
/*
* Implementation for SocketStore class.
*
* Copyright (c) 2009 Webroot Software, 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.
*/
#include "SocketStore.h"
#include "ConnectionPool.h"
#include "voldemort/UnreachableStoreException.h"
#include <sstream>
#include <boost/bind.hpp>
namespace Voldemort {
using namespace boost;
using asio::ip::tcp;
SocketStore::SocketStore(const std::string& storeName,
const std::string& storeHost,
int storePort,
shared_ptr<ClientConfig>& conf,
shared_ptr<ConnectionPool>& pool,
RequestFormat::RequestFormatType requestFormatType,
bool shouldReroute)
: name(storeName), host(storeHost), port(storePort), reroute(shouldReroute),
config(conf), connPool(pool),
request(RequestFormat::newRequestFormat(requestFormatType)) {
}
SocketStore::~SocketStore() {
close();
}
std::list<VersionedValue>* SocketStore::get(const std::string& key) {
try {
ConnectionPoolSentinel conn(connPool->checkout(host, port), connPool);
std::iostream& sstream = conn->get_io_stream();
request->writeGetRequest(&sstream,
&name,
&key,
reroute);
sstream.flush();
return request->readGetResponse(&sstream);
} catch (UnreachableStoreException& e) {
throw UnreachableStoreException(std::string("Failure to get ") + host +
std::string(": ") + e.what());
}
}
void SocketStore::put(const std::string& key, const VersionedValue& value) {
try {
ConnectionPoolSentinel conn(connPool->checkout(host, port), connPool);
std::iostream& sstream = conn->get_io_stream();
request->writePutRequest(&sstream,
&name,
&key,
value.getValue(),
dynamic_cast<const VectorClock*>(value.getVersion()),
reroute);
sstream.flush();
request->readPutResponse(&sstream);
} catch (UnreachableStoreException& e) {
throw UnreachableStoreException(std::string("Failure to put ") + host +
std::string(": ") + e.what());
}
}
bool SocketStore::deleteKey(const std::string& key, const Version& version) {
try {
ConnectionPoolSentinel conn(connPool->checkout(host, port), connPool);
std::iostream& sstream = conn->get_io_stream();
request->writeDeleteRequest(&sstream,
&name,
&key,
dynamic_cast<const VectorClock*>(&version),
reroute);
sstream.flush();
return request->readDeleteResponse(&sstream);
} catch (UnreachableStoreException& e) {
throw UnreachableStoreException(std::string("Failure to delete ") + host +
std::string(": ") + e.what());
}
}
const std::string* SocketStore::getName() {
return &name;
}
void SocketStore::close() {
/* noop */
}
} /* namespace Voldemort */
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