net.sf.jkniv.whinstone.jpa2.commands

Class DefaultJpaCommand

java.lang.Object

net.sf.jkniv.whinstone.jpa2.commands.DefaultJpaCommand

All Implemented Interfaces:

Command

public class DefaultJpaCommand
extends Object
implements Command

Field Summary

Fields

Modifier and Type	Field and Description
protected HandleableException	handlerException
protected Queryable	queryable
protected JpaStatementAdapter<Number,ResultSet>	stmt

Constructor Summary

Constructors

Constructor and Description
DefaultJpaCommand(Queryable queryable)

Method Summary

Modifier and Type	Method and Description
<T> T	execute() Execute the database statement could be a Command or a Query
Command	with(CommandHandler commandHandler) Configure the life-cycle of command
Command	with(HandleableException handlerException) Configure the handler exception for the command
<T> Command	with(T stmt) The statement to run this command

Methods inherited from class java.lang.Object

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

Field Detail

queryable

protected final Queryable queryable

stmt

protected JpaStatementAdapter<Number,ResultSet> stmt

handlerException

protected HandleableException handlerException

Constructor Detail

DefaultJpaCommand

public DefaultJpaCommand(Queryable queryable)

Method Detail

with

public <T> Command with(T stmt)

Description copied from interface: Command

The statement to run this command

Specified by:

with in interface Command

Type Parameters:

T - Type responsible to execute the statement into database. For example: Statement for JDBC or Cassandra, EntityManager for JPA, bucket for Couchbase etc

Parameters:

stmt - a statement implementation to run the command.

Returns:

a reference to this object.

with

public Command with(HandleableException handlerException)

Description copied from interface: Command

Configure the handler exception for the command

Specified by:

with in interface Command

Parameters:

handlerException - rules to handler the all exceptions

Returns:

a reference to this object.

with

public Command with(CommandHandler commandHandler)

Description copied from interface: Command

Configure the life-cycle of command

Specified by:

with in interface Command

Parameters:

commandHandler - the life-cycle of command handler

Returns:

a reference to this object.

execute

public <T> T execute()

Description copied from interface: Command

Execute the database statement could be a Command or a Query

Specified by:

execute in interface Command

Type Parameters:

T - Generic type of return, example: rows affected by a command or list of objects.

Returns:

the result of the statement execution