org.rhq.cassandra.schema

Class CQLStep

java.lang.Object

org.rhq.cassandra.schema.CQLStep

All Implemented Interfaces:

Step

public class CQLStep
extends Object
implements Step

Executes an CQL statement that is nested in a <step> element. This class is also used if the step element declares the class attribute with one of the following as its value,

• CQL (case insensitive)
• CQLStep

Author:

John Sanda

Constructor Summary

Constructors

Constructor and Description
CQLStep(String query)

Method Summary

Methods

Modifier and Type	Method and Description
void	bind(Properties properties) Bind the set of provided properties to the input step.
void	execute() Perform the actual work of the step.
void	setSession(com.datastax.driver.core.Session session) Invoked prior to Step.execute().
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CQLStep

public CQLStep(String query)

Method Detail

setSession

public void setSession(com.datastax.driver.core.Session session)

Description copied from interface: Step

Invoked prior to Step.execute(). Note that this is the same session used by SchemaManager and it should not be closed.

Specified by:

setSession in interface Step

bind

public void bind(Properties properties)

Description copied from interface: Step

Bind the set of provided properties to the input step. The text should have all the variable to be bound in %variable_name% form.

This method should be called even if no properties are provided because it will throw a runtime exception if the text contains properties that are expected to be bound but the list of variable is either empty or does not contain them.

This method is invoked prior to Step.execute()

Specified by:

bind in interface Step

Parameters:

properties - properties to bind

execute

public void execute()

Description copied from interface: Step

Perform the actual work of the step.

Specified by:

execute in interface Step

toString

public String toString()

Overrides:

toString in class Object