com.ing.data.cassandra.jdbc.commands

Class ConsistencyLevelExecutor

java.lang.Object

com.ing.data.cassandra.jdbc.commands.ConsistencyLevelExecutor

All Implemented Interfaces:

SpecialCommandExecutor

public class ConsistencyLevelExecutor
extends Object
implements SpecialCommandExecutor

Executor for consistency level special commands.

CONSISTENCY [level]: if level is specified, set the current consistency level of the connection to the given value, otherwise return a result set with a single row containing the current consistency level in a column consistency_level.

The documentation of the original CONSISTENCY command is available:

• in the Apache Cassandra® documentation
• in the DataStax CQL reference documentation

Constructor Summary

Constructors

Constructor and Description
ConsistencyLevelExecutor(String levelParameter) Constructor.

Method Summary

Modifier and Type	Method and Description
com.datastax.oss.driver.api.core.cql.ResultSet	execute(CassandraStatement statement, String cql) Executes the given CQL statement as a special command not handled by the Java driver.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConsistencyLevelExecutor

public ConsistencyLevelExecutor(@Nullable
                                String levelParameter)

Constructor.

Parameters:

levelParameter - The parameter level of the command, if defined.

Method Detail

execute

public com.datastax.oss.driver.api.core.cql.ResultSet execute(CassandraStatement statement,
                                                              String cql)
                                                       throws SQLException

Executes the given CQL statement as a special command not handled by the Java driver.

Specified by:

execute in interface SpecialCommandExecutor

Parameters:

statement - The Cassandra statement.

cql - The CQL statement to execute.

Returns:

The result set corresponding to the CQL special command or an empty result set (see SpecialCommandsUtil.buildEmptyResultSet()) if the command is not expected to return some results.

Throws:

SQLException - if something went wrong with the Cassandra statement.