org.apache.dolphinscheduler.plugin.datasource.api.datasource

接口 DataSourceProcessor

所有已知实现类:

AbstractDataSourceProcessor, ClickHouseDataSourceProcessor, Db2DataSourceProcessor, HiveDataSourceProcessor, MySQLDataSourceProcessor, OracleDataSourceProcessor, PostgreSQLDataSourceProcessor, PrestoDataSourceProcessor, RedshiftDataSourceProcessor, SparkDataSourceProcessor, SQLServerDataSourceProcessor

public interface DataSourceProcessor

方法概要

限定符和类型	方法和说明
void	checkDatasourceParam(BaseDataSourceParamDTO datasourceParam) check datasource param is valid
ConnectionParam	createConnectionParams(BaseDataSourceParamDTO datasourceParam) create datasource connection parameter which will be stored at DataSource see org.apache.dolphinscheduler.dao.entity.DataSource.connectionParams
ConnectionParam	createConnectionParams(String connectionJson) deserialize json to datasource connection param
BaseDataSourceParamDTO	createDatasourceParamDTO(String connectionJson) create BaseDataSourceParamDTO by connectionJson
Connection	getConnection(ConnectionParam connectionParam) get connection by connectionParam
String	getDatasourceDriver() get datasource Driver
String	getDatasourceUniqueId(ConnectionParam connectionParam, DbType dbType) get Datasource Client UniqueId
DbType	getDbType()
String	getJdbcUrl(ConnectionParam connectionParam) get jdbcUrl by connection param, the jdbcUrl is different with ConnectionParam.jdbcUrl, this method will inject other to jdbcUrl
String	getValidationQuery() get validation Query

方法详细资料

checkDatasourceParam

void checkDatasourceParam(BaseDataSourceParamDTO datasourceParam)

check datasource param is valid

getDatasourceUniqueId

String getDatasourceUniqueId(ConnectionParam connectionParam,
                             DbType dbType)

get Datasource Client UniqueId

返回:

UniqueId

createDatasourceParamDTO

BaseDataSourceParamDTO createDatasourceParamDTO(String connectionJson)

create BaseDataSourceParamDTO by connectionJson

参数:

connectionJson - seeorg.apache.dolphinscheduler.dao.entity.Datasource

返回:

BaseDataSourceParamDTO

createConnectionParams

ConnectionParam createConnectionParams(BaseDataSourceParamDTO datasourceParam)

create datasource connection parameter which will be stored at DataSource

see org.apache.dolphinscheduler.dao.entity.DataSource.connectionParams

createConnectionParams

ConnectionParam createConnectionParams(String connectionJson)

deserialize json to datasource connection param

参数:

connectionJson - org.apache.dolphinscheduler.dao.entity.DataSource.connectionParams

返回:

BaseConnectionParam

getDatasourceDriver

String getDatasourceDriver()

get datasource Driver

getValidationQuery

String getValidationQuery()

get validation Query

getJdbcUrl

String getJdbcUrl(ConnectionParam connectionParam)

get jdbcUrl by connection param, the jdbcUrl is different with ConnectionParam.jdbcUrl, this method will inject other to jdbcUrl

参数:

connectionParam - connection param

getConnection

Connection getConnection(ConnectionParam connectionParam)
                  throws ClassNotFoundException,
                         SQLException,
                         IOException

get connection by connectionParam

参数:

connectionParam - connectionParam

返回:

Connection

抛出:

ClassNotFoundException

SQLException

IOException

getDbType

DbType getDbType()

返回:

DbType