CompositeConnectionListener
public interface ConnectionListenerIF
register
your implementation with ProxoolFacade.
String alias = "myPool";
ConnectionListenerIF myConnectionListener = new MyConnectionListener();
ProxoolFacade.addConnectionListener
(alias, myConnectionListener);
Modifier and Type | Field | Description |
---|---|---|
static int |
FATAL_SQL_EXCEPTION_DETECTED |
We are killing a connection because a
FATAL_SQL_EXCEPTION
has been detected. |
static int |
HOUSE_KEEPER_TEST_FAIL |
We are killing a connection because the routine house keeper test failed
|
static int |
MANUAL_EXPIRY |
We are killing a connection because it's manually been expired (by something external to
Proxool)
|
static int |
MAXIMUM_ACTIVE_TIME_EXPIRED |
We are killing a connection because the
MAXIMUM_ACTIVE_TIME
has been exceeded. |
static int |
MAXIMUM_CONNECTION_LIFETIME_EXCEEDED |
We are killing a connection because it's
MAXIMUM_CONNECTION_LIFETIME
has been exceeded. |
static int |
RESET_FAIL |
We are killing a connection because it couldn't be
reset
after it was returned to the pool and we don't want to give it out again in an unknown state. |
static int |
SHUTDOWN |
We are killing a connection because Proxool is shutting down
|
static int |
VALIDATION_FAIL |
We are killing a connection because it has not been
validated . |
Modifier and Type | Method | Description |
---|---|---|
void |
onBirth(java.sql.Connection connection) |
Happens everytime we create a new connection.
|
void |
onDeath(java.sql.Connection connection,
int reasonCode) |
Happens just before we expire a connection.
|
void |
onExecute(java.lang.String command,
long elapsedTime) |
Happens after every successful execute.
|
void |
onFail(java.lang.String command,
java.lang.Exception exception) |
Happens everytime an exception was thrown during an execute method
Note that the command
is not fully implemented at this stage.
|
static final int MAXIMUM_ACTIVE_TIME_EXPIRED
MAXIMUM_ACTIVE_TIME
has been exceeded.static final int MANUAL_EXPIRY
static final int VALIDATION_FAIL
validated
.static final int SHUTDOWN
static final int RESET_FAIL
reset
after it was returned to the pool and we don't want to give it out again in an unknown state.static final int HOUSE_KEEPER_TEST_FAIL
static final int MAXIMUM_CONNECTION_LIFETIME_EXCEEDED
MAXIMUM_CONNECTION_LIFETIME
has been exceeded.static final int FATAL_SQL_EXCEPTION_DETECTED
FATAL_SQL_EXCEPTION
has been detected.void onBirth(java.sql.Connection connection) throws java.sql.SQLException
connection
- the connection that has just been createdjava.sql.SQLException
- if anything goes wrong (which will then be logged but ignored)void onDeath(java.sql.Connection connection, int reasonCode) throws java.sql.SQLException
connection
- the connection that is about to expirereasonCode
- MAXIMUM_ACTIVE_TIME_EXPIRED
,
HOUSE_KEEPER_TEST_FAIL
,
FATAL_SQL_EXCEPTION_DETECTED
,
MANUAL_EXPIRY
,
MAXIMUM_CONNECTION_LIFETIME_EXCEEDED
,
RESET_FAIL
,
SHUTDOWN
, or
VALIDATION_FAIL
java.sql.SQLException
- if anything goes wrong (which will then be logged but ignored)void onExecute(java.lang.String command, long elapsedTime)
command
- what command was being executedelapsedTime
- how long the call took (in milliseconds)void onFail(java.lang.String command, java.lang.Exception exception)
command
- what command was being executedexception
- what exception was thrown