org.openmrs.api.db

Interface ContextDAO

All Known Implementing Classes:

HibernateContextDAO

public interface ContextDAO

Defines the functions that the Context needs to access the database

Method Summary

Modifier and Type	Method and Description
User	authenticate(java.lang.String username, java.lang.String password) Authenticate user with the given username and password.
void	clearSession()
void	closeSession() Close session.
void	evictFromSession(java.lang.Object obj) Used to clear a cached object out of a session in the middle of a unit of work.
void	flushSession()
User	getUserByUuid(java.lang.String uuid) Gets a user given the uuid.
void	mergeDefaultRuntimeProperties(java.util.Properties runtimeProperties) Merge in the default properties defined for this database connection
void	openSession() Open session.
void	shutdown() Stops the OpenMRS System Should be called after all activity has ended and application is closing
void	startup(java.util.Properties props) Starts the OpenMRS System

Method Detail

authenticate

@Transactional(noRollbackFor=ContextAuthenticationException.class)
User authenticate(java.lang.String username,
                                                                                     java.lang.String password)
                                                                              throws ContextAuthenticationException

Authenticate user with the given username and password.

Parameters:

username - user's username or systemId

password - user's password

Returns:

a valid user if authentication succeeds

Throws:

ContextAuthenticationException

getUserByUuid

@Transactional(readOnly=true)
User getUserByUuid(java.lang.String uuid)
                                          throws ContextAuthenticationException

Gets a user given the uuid. Privilege checks are not done here because this is used by the Context.getAuthenticatedUser() method.

Parameters:

uuid - uuid of user to fetch

Returns:

the User from the database

Throws:

ContextAuthenticationException

openSession

void openSession()

Open session.

closeSession

void closeSession()

Close session.

clearSession

@Transactional
void clearSession()

See Also:

Context.clearSession()

flushSession

@Transactional
void flushSession()

See Also:

Context.flushSession()

evictFromSession

void evictFromSession(java.lang.Object obj)

Used to clear a cached object out of a session in the middle of a unit of work. Future updates to this object will not be saved. Future gets of this object will not fetch this cached copy

Parameters:

obj - The object to evict/remove from the session

See Also:

Context.evictFromSession(Object)

startup

@Transactional
void startup(java.util.Properties props)

Starts the OpenMRS System

Should be called prior to any kind of activity

Parameters:

props - Properties

shutdown

void shutdown()

Stops the OpenMRS System Should be called after all activity has ended and application is closing

mergeDefaultRuntimeProperties

void mergeDefaultRuntimeProperties(java.util.Properties runtimeProperties)

Merge in the default properties defined for this database connection

Parameters:

runtimeProperties - The current user specific runtime properties