Package org.apache.shardingsphere.infra.executor.sql.execute.engine.driver.jdbc

Class JDBCExecutorCallback<T>

java.lang.Object

org.apache.shardingsphere.infra.executor.sql.execute.engine.driver.jdbc.JDBCExecutorCallback<T>

Type Parameters:

T - class type of return value

All Implemented Interfaces:

ExecutorCallback<JDBCExecutionUnit,T>

public abstract class JDBCExecutorCallback<T>
extends Object
implements ExecutorCallback<JDBCExecutionUnit,T>

JDBC executor callback.

Constructor Summary

Constructors

Constructor	Description
JDBCExecutorCallback()

Method Summary

Modifier and Type	Method	Description
final Collection<T>	execute(Collection<JDBCExecutionUnit> executionUnits, boolean isTrunkThread, Map<String,Object> dataMap)	Execute.
protected abstract T	executeSQL(String sql, Statement statement, ConnectionMode connectionMode)
protected abstract Optional<T>	getSaneResult(org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement sqlStatement)

Methods inherited from class java.lang.Object

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

Constructor Details

JDBCExecutorCallback

public JDBCExecutorCallback()

Method Details

execute

public final Collection<T> execute(Collection<JDBCExecutionUnit> executionUnits,
 boolean isTrunkThread,
 Map<String,Object> dataMap)
                            throws SQLException

Description copied from interface: ExecutorCallback

Execute.

Specified by:

execute in interface ExecutorCallback<JDBCExecutionUnit,T>

Parameters:

executionUnits - input values

isTrunkThread - is execution in trunk thread

dataMap - data map

Returns:

execution results

Throws:

SQLException - throw when execute failure

executeSQL

protected abstract T executeSQL(String sql,
 Statement statement,
 ConnectionMode connectionMode)
                         throws SQLException

Throws:

SQLException

getSaneResult

protected abstract Optional<T> getSaneResult(org.apache.shardingsphere.sql.parser.sql.common.statement.SQLStatement sqlStatement)