Package ejava.examples.ejbwar.inventory.rs

Class TxFilter

java.lang.Object

ejava.examples.ejbwar.inventory.rs.TxFilter

All Implemented Interfaces:

Filter

public class TxFilter
extends Object
implements Filter

This class will cause the JTA transaction the determines the scope of how long JPA can communicate with the DB to be extended until after all JAXB marshalling is complete.

Field Summary

Fields

Modifier and Type	Field	Description
private static org.slf4j.Logger	log
private UserTransaction	tx

Constructor Summary

Constructors

Constructor	Description
TxFilter()

Method Summary

Modifier and Type	Method	Description
void	begin()
void	commit()
void	destroy()
void	doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
void	init()
void	init(FilterConfig arg0)
boolean	isActive()
boolean	isRollbackOnly()
void	rollback()

Methods inherited from class java.lang.Object

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

Field Detail

log

private static final org.slf4j.Logger log

tx

@Inject
private UserTransaction tx

Constructor Detail

TxFilter

public TxFilter()

Method Detail

init

@PostConstruct
public void init()

doFilter

public void doFilter(ServletRequest request,
                     ServletResponse response,
                     FilterChain chain)
              throws IOException,
                     ServletException

Specified by:

doFilter in interface Filter

Throws:

IOException

ServletException

begin

public void begin()

isActive

public boolean isActive()

isRollbackOnly

public boolean isRollbackOnly()

commit

public void commit()

rollback

public void rollback()

destroy

public void destroy()

Specified by:

destroy in interface Filter

init

public void init(FilterConfig arg0)
          throws ServletException

Specified by:

init in interface Filter

Throws:

ServletException