org.apache.openjpa.lib.jdbc
Class JDBCEvent

java.lang.Object
  extended by java.util.EventObject
      extended by org.apache.openjpa.lib.jdbc.JDBCEvent
All Implemented Interfaces:
Serializable

public class JDBCEvent
extends EventObject

A JDBC event. The event source will be the connection.

Author:
Marc Prud'hommeaux, Abe White
See Also:
JDBCListener, Serialized Form

Field Summary
static short AFTER_COMMIT
          Type code indicating that a Connection was just committed.
static short AFTER_CONNECT
          Type code indicating that a connection was obtained.
static short AFTER_CREATE_STATEMENT
          Type code indicating that a Statement is being created.
static short AFTER_EXECUTE_STATEMENT
          Type code indicating that a Statement completed execution.
static short AFTER_PREPARE_STATEMENT
          Type code indicating that a Statement is being prepared.
static short AFTER_ROLLBACK
          Type code indicating that a rollback just occured.
static short BEFORE_CLOSE
          Type code indicating that a connection was closed.
static short BEFORE_COMMIT
          Type code indicating that a Connection is about to be committed.
static short BEFORE_CREATE_STATEMENT
          Type code indicating that a Statement is being created.
static short BEFORE_EXECUTE_STATEMENT
          Type code indicating that a Statement is about to be executed.
static short BEFORE_PREPARE_STATEMENT
          Type code indicating that a Statement is being prepared.
static short BEFORE_ROLLBACK
          Type code indicating that a rollback is about to occur.
 
Fields inherited from class java.util.EventObject
source
 
Constructor Summary
JDBCEvent(Connection source, short type, JDBCEvent associatedEvent, Statement statement, String sql)
          Constructor.
 
Method Summary
 JDBCEvent getAssociatedEvent()
          Return the associated JDBCEvent for this event.
 Connection getConnection()
          Return the Connection for this event.
 String getSQL()
          Return the SQL associated with this event; may be null.
 Statement getStatement()
          Return the Statement for this event, may be null for events unrelated to Statement execution.
 long getTime()
          Return the time the event was constructed.
 short getType()
          Return the event's type code.
 
Methods inherited from class java.util.EventObject
getSource, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Field Detail

BEFORE_PREPARE_STATEMENT

public static final short BEFORE_PREPARE_STATEMENT
Type code indicating that a Statement is being prepared.

See Also:
Constant Field Values

AFTER_PREPARE_STATEMENT

public static final short AFTER_PREPARE_STATEMENT
Type code indicating that a Statement is being prepared.

See Also:
Constant Field Values

BEFORE_CREATE_STATEMENT

public static final short BEFORE_CREATE_STATEMENT
Type code indicating that a Statement is being created.

See Also:
Constant Field Values

AFTER_CREATE_STATEMENT

public static final short AFTER_CREATE_STATEMENT
Type code indicating that a Statement is being created.

See Also:
Constant Field Values

BEFORE_EXECUTE_STATEMENT

public static final short BEFORE_EXECUTE_STATEMENT
Type code indicating that a Statement is about to be executed.

See Also:
Constant Field Values

AFTER_EXECUTE_STATEMENT

public static final short AFTER_EXECUTE_STATEMENT
Type code indicating that a Statement completed execution.

See Also:
Constant Field Values

BEFORE_COMMIT

public static final short BEFORE_COMMIT
Type code indicating that a Connection is about to be committed.

See Also:
Constant Field Values

AFTER_COMMIT

public static final short AFTER_COMMIT
Type code indicating that a Connection was just committed.

See Also:
Constant Field Values

BEFORE_ROLLBACK

public static final short BEFORE_ROLLBACK
Type code indicating that a rollback is about to occur.

See Also:
Constant Field Values

AFTER_ROLLBACK

public static final short AFTER_ROLLBACK
Type code indicating that a rollback just occured.

See Also:
Constant Field Values

AFTER_CONNECT

public static final short AFTER_CONNECT
Type code indicating that a connection was obtained. This does not necessarily mean that the connection is new if pooling is enabled.

See Also:
Constant Field Values

BEFORE_CLOSE

public static final short BEFORE_CLOSE
Type code indicating that a connection was closed. This does not necessarily mean that the underlying database connection was severed if pooling is enabled.

See Also:
Constant Field Values
Constructor Detail

JDBCEvent

public JDBCEvent(Connection source,
                 short type,
                 JDBCEvent associatedEvent,
                 Statement statement,
                 String sql)
Constructor.

Method Detail

getType

public final short getType()
Return the event's type code.


getConnection

public final Connection getConnection()
Return the Connection for this event.


getTime

public final long getTime()
Return the time the event was constructed.


getAssociatedEvent

public final JDBCEvent getAssociatedEvent()
Return the associated JDBCEvent for this event. For AFTER_XXX events, this will typically be the JDBCEvent that was created in the BEFORE_XXX stage. This may be null when an association is not appropriate for the event.


getSQL

public final String getSQL()
Return the SQL associated with this event; may be null.


getStatement

public final Statement getStatement()
Return the Statement for this event, may be null for events unrelated to Statement execution.



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