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// Connector |
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// |
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// Douglas Thrift |
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// |
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// $Id$ |
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douglas |
560 |
#include <cxx/standard.hh> |
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douglas |
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douglas |
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#include <hop/bind.hpp> |
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#include <xml/document.hpp> |
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#include <xml/nodeset.hpp> |
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#include <xml/parse.hpp> |
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douglas |
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#include "Connector.hpp" |
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Connector::Connector(const cse::String& configuration) : running(true), cleanup(hop::BindAll(&Connector::Cleanup, this)) |
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{ |
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_R<xml::Document> document(xml::Parse(configuration)); |
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_R<xml::Node> configuration_(*document/"configuration"); |
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driver = dbi::GetDriver(*configuration_/"driver"); |
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host = *configuration_/"host"; |
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user = *configuration_/"user"; |
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password = *configuration_/"password"; |
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database = *configuration_/"database"; |
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} |
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_R<dbi::Connection> Connector::Connect() |
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{ |
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_R<dbi::Connection> connection; |
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_synchronized (connectionsLock) |
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if (!connections.Pop(connection)) |
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connection = driver->Connect(host, user, password, database); |
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return connection; |
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} |
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void Connector::Release(const _R<dbi::Connection>& connection) |
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{ |
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_synchronized (connectionsLock) |
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connections.Push(connection); |
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} |
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int Connector::Cleanup() |
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{ |
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while (running) |
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{ |
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::timespec sleep = { 60, 0 }, remaining; |
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while (running && ::nanosleep(&sleep, &remaining) == -1) |
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sleep = remaining; |
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_synchronized (connectionsLock) |
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connections.Clear(); |
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} |
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return 0; |
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} |
