net.sf.hajdbc.distributable

Interface Command<R>

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

AbstractCommand, ActivateCommand, DeactivateCommand, QueryInitialStateCommand

public interface Command<R>
extends java.io.Serializable

Author:

Paul Ferraro

Method Summary

Modifier and Type	Method and Description
<D> R	execute(DatabaseCluster<D> databaseCluster, StateManager stateManager) Execute this command on the specified database cluster.
java.lang.Object	marshalResult(R result)
R	unmarshalResult(java.lang.Object object)

Method Detail

execute

<D> R execute(DatabaseCluster<D> databaseCluster,
              StateManager stateManager)

Execute this command on the specified database cluster.

Type Parameters:

D - either java.sql.Driver or javax.sql.DataSource

Parameters:

databaseCluster - a database cluster

stateManager - a state manager

unmarshalResult

R unmarshalResult(java.lang.Object object)

marshalResult

java.lang.Object marshalResult(R result)