Package org.apache.skywalking.oap.server.library.client.jdbc.hikaricp

Class JDBCClient

java.lang.Object

org.apache.skywalking.oap.server.library.client.jdbc.hikaricp.JDBCClient

All Implemented Interfaces:

Client, HealthCheckable

public class JDBCClient
extends Object
implements Client, HealthCheckable

JDBC Client uses HikariCP connection management lib to execute SQL.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	JDBCClient.ResultHandler<T>

Constructor Summary

Constructors

Constructor	Description
JDBCClient(Properties properties)

Method Summary

Modifier and Type	Method	Description
void	connect()
void	execute(String sql)
<T> T	executeQuery(String sql, JDBCClient.ResultHandler<T> resultHandler, Object... params)
int	executeUpdate(String sql, Object... params)
Connection	getConnection()	Default getConnection is set in auto-commit.
Connection	getConnection(boolean autoCommit)
Set<String>	getTableColumns(String table)
boolean	indexExists(String table, String index)
void	registerChecker(HealthChecker healthChecker)	Register health checker.
void	shutdown()
boolean	tableExists(String table)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

JDBCClient

public JDBCClient(Properties properties)

Method Details

connect

public void connect()

Specified by:

connect in interface Client

shutdown

public void shutdown()

Specified by:

shutdown in interface Client

getConnection

public Connection getConnection()
                         throws SQLException

Default getConnection is set in auto-commit.

Throws:

SQLException

getConnection

public Connection getConnection(boolean autoCommit)
                         throws SQLException

Throws:

SQLException

execute

public void execute(String sql)
             throws SQLException

Throws:

SQLException

executeUpdate

public int executeUpdate(String sql,
 Object... params)
                  throws SQLException

Throws:

SQLException

executeQuery

public <T> T executeQuery(String sql,
 JDBCClient.ResultHandler<T> resultHandler,
 Object... params)
                   throws SQLException

Throws:

SQLException

registerChecker

public void registerChecker(HealthChecker healthChecker)

Description copied from interface: HealthCheckable

Register health checker.

Specified by:

registerChecker in interface HealthCheckable

Parameters:

healthChecker - HealthChecker to be registered.

indexExists

public boolean indexExists(String table,
 String index)
                    throws SQLException

Throws:

SQLException

tableExists

public boolean tableExists(String table)
                    throws SQLException

Throws:

SQLException

getTableColumns

public Set<String> getTableColumns(String table)
                            throws SQLException

Throws:

SQLException