protected void preDump(ErosaConnection connection) {
if (!(connection instanceof MysqlConnection)) {
throw new CanalParseException(
"Unsupported connection type : " + connection.getClass().getSimpleName());
}
// 开始启动心跳包
if (detectingEnable && StringUtils.isNotBlank(detectingSQL)) {
// fixed issue #56，避免重复创建heartbeat线程
if (mysqlHeartBeatTimeTask == null) {
logger.info("start heart beat.... ");
startHeartbeat((MysqlConnection) connection.fork());
}
}
if (binlogParser != null && binlogParser instanceof LogEventConvert) {
metaConnection = (MysqlConnection) connection.fork();
try {
metaConnection.connect();
} catch (IOException e) {
throw new CanalParseException(e);
}
tableMetaCache = new TableMetaCache(metaConnection);
((LogEventConvert) binlogParser).setTableMetaCache(tableMetaCache);
}
}
public void setEventBlackFilter(CanalEventFilter eventBlackFilter) {
super.setEventBlackFilter(eventBlackFilter);
// 触发一下filter变更
if (eventBlackFilter != null
&& eventBlackFilter instanceof AviaterRegexFilter
&& binlogParser instanceof LogEventConvert) {
((LogEventConvert) binlogParser).setNameBlackFilter((AviaterRegexFilter) eventBlackFilter);
}
}
@Override
protected void preDump(ErosaConnection connection) {
metaConnection = buildMysqlConnection();
try {
metaConnection.connect();
} catch (IOException e) {
throw new CanalParseException(e);
}
tableMetaCache = new TableMetaCache(metaConnection);
((LogEventConvert) binlogParser).setTableMetaCache(tableMetaCache);
}
protected BinlogParser buildParser() {
LogEventConvert convert = new LogEventConvert();
if (eventFilter != null && eventFilter instanceof AviaterRegexFilter) {
convert.setNameFilter((AviaterRegexFilter) eventFilter);
}
if (eventBlackFilter != null && eventBlackFilter instanceof AviaterRegexFilter) {
convert.setNameBlackFilter((AviaterRegexFilter) eventBlackFilter);
}
convert.setCharset(connectionCharset);
convert.setFilterQueryDcl(filterQueryDcl);
convert.setFilterQueryDml(filterQueryDml);
convert.setFilterQueryDdl(filterQueryDdl);
convert.setFilterRows(filterRows);
convert.setFilterTableError(filterTableError);
return convert;
}
