}
private CanalEventParser doInitEventParser(SourcingType type, List<InetSocketAddress> dbAddresses) {
CanalEventParser eventParser = null;
if (type.isMysql()) {
MysqlEventParser mysqlEventParser = new MysqlEventParser();
mysqlEventParser.setDestination(destination);
// 编码参数
mysqlEventParser.setConnectionCharset(Charset.forName(parameters.getConnectionCharset()));
mysqlEventParser.setConnectionCharsetNumber(parameters.getConnectionCharsetNumber());
// 网络相关参数
mysqlEventParser.setDefaultConnectionTimeoutInSeconds(parameters.getDefaultConnectionTimeoutInSeconds());
mysqlEventParser.setSendBufferSize(parameters.getSendBufferSize());
mysqlEventParser.setReceiveBufferSize(parameters.getReceiveBufferSize());
// 心跳检查参数
mysqlEventParser.setDetectingEnable(parameters.getDetectingEnable());
mysqlEventParser.setDetectingSQL(parameters.getDetectingSQL());
mysqlEventParser.setDetectingIntervalInSeconds(parameters.getDetectingIntervalInSeconds());
// 数据库信息参数
mysqlEventParser.setSlaveId(parameters.getSlaveId());
if (!CollectionUtils.isEmpty(dbAddresses)) {
mysqlEventParser.setMasterInfo(new AuthenticationInfo(dbAddresses.get(0), parameters.getDbUsername(),
parameters.getDbPassword(),
parameters.getDefaultDatabaseName()));
if (dbAddresses.size() > 1) {
mysqlEventParser.setStandbyInfo(new AuthenticationInfo(dbAddresses.get(1),
parameters.getDbUsername(),
parameters.getDbPassword(),
parameters.getDefaultDatabaseName()));
}
}
if (!CollectionUtils.isEmpty(parameters.getPositions())) {
EntryPosition masterPosition = JsonUtils.unmarshalFromString(parameters.getPositions().get(0),
EntryPosition.class);
// binlog位置参数
mysqlEventParser.setMasterPosition(masterPosition);
if (parameters.getPositions().size() > 1) {
EntryPosition standbyPosition = JsonUtils.unmarshalFromString(parameters.getPositions().get(0),
EntryPosition.class);
mysqlEventParser.setStandbyPosition(standbyPosition);
}
}
mysqlEventParser.setFallbackIntervalInSeconds(parameters.getFallbackIntervalInSeconds());
mysqlEventParser.setProfilingEnabled(false);
eventParser = mysqlEventParser;
} else if (type.isLocalBinlog()) {
LocalBinlogEventParser localBinlogEventParser = new LocalBinlogEventParser();
localBinlogEventParser.setDestination(destination);
localBinlogEventParser.setBufferSize(parameters.getReceiveBufferSize());
localBinlogEventParser.setConnectionCharset(Charset.forName(parameters.getConnectionCharset()));
localBinlogEventParser.setConnectionCharsetNumber(parameters.getConnectionCharsetNumber());
localBinlogEventParser.setDirectory(parameters.getLocalBinlogDirectory());
localBinlogEventParser.setProfilingEnabled(false);
// 数据库信息，反查表结构时需要
if (!CollectionUtils.isEmpty(dbAddresses)) {
localBinlogEventParser.setMasterInfo(new AuthenticationInfo(dbAddresses.get(0),
parameters.getDbUsername(),
parameters.getDbPassword(),
parameters.getDefaultDatabaseName()));
}
eventParser = localBinlogEventParser;
} else if (type.isOracle()) {
throw new CanalException("unsupport SourcingType for " + type);
} else {
throw new CanalException("unsupport SourcingType for " + type);
}
if (eventParser instanceof AbstractEventParser) { // add transaction support at 2012-12-06
AbstractEventParser abstractEventParser = (AbstractEventParser) eventParser;
abstractEventParser.setTransactionSize(parameters.getTransactionSize());
abstractEventParser.setLogPositionManager(initLogPositionManager());
abstractEventParser.setAlarmHandler(getAlarmHandler());
abstractEventParser.setEventSink(getEventSink());
if (StringUtils.isNotEmpty(filter)) {
AviaterRegexFilter aviaterFilter = new AviaterRegexFilter(filter);
abstractEventParser.setEventFilter(aviaterFilter);
}
}
if (eventParser instanceof MysqlEventParser) {
MysqlEventParser mysqlEventParser = (MysqlEventParser) eventParser;
// 初始化haController，绑定与eventParser的关系，haController会控制eventParser
CanalHAController haController = initHaController();
mysqlEventParser.setHaController(haController);
}
return eventParser;
}