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Connecting the DataServer : Connecting a schema holder : Analyzing application execution with Enhanced Logger : LOG-MANAGER system handle attributes and methods
 
LOG-MANAGER system handle attributes and methods
The LOG-MANAGER system handle controls logging settings for the OpenEdge client and DataServer client contexts. The LOG-MANAGER attributes and methods allow you to programmatically control the logging levels and log entry types during the execution of your program.
The following table lists the functions of LOG-MANAGER system handle attributes.
Table 45. LOG-MANAGER system handle attributes
Attribute
Access
Function
ENTRY-TYPES-LIST
Readable
Returns a list of all valid entry types.
LOG-ENTRY-TYPES
Readable/Writable
Returns/Writes a list of one or more types of log entries.
LOGFILE-NAME
Readable/Writable
Returns/Writes the name of the log file.
LOGGING-LEVEL
Readable/Writable
Returns/Writes the level at which log entries are written.
LOG-THRESHOLD
Readable
Returns the file size threshold of log files. When the size of the current log file becomes equal to or greater than the specified size, OpenEdge renames and saves the log file and creates a new log file.
NUM-LOG-FILES
Readable
Returns the number of rolled over log files to keep on disk at any one time, for an OpenEdge session, including the current log file.
HANDLE
Readable
Returns a handle.
INSTANTIATING- PROCEDURE
Readable
Returns a procedure handle for the first, or instantiating, procedure.
TYPE
Readable
Returns the type of handle.
The following table lists the functions of LOG-MANAGER system handle methods.
Table 46. LOG-MANAGER system handle methods
Method
Function
CLEAR-LOG( )
Clears all messages in the current client log file and leaves the file open for writing.
WRITE-MESSAGE( )
Writes user messages to the current log file.
CLOSE-LOG( )
Stops an interactive or batch OpenEdge client from writing messages to the current client log file and closes the log file.
Note: The CLOSE-LOG( ) method is valid only for interactive and batch clients. WebSpeed agents and AppServer servers write a message to the server log file indicating that it is invalid to use the CLOSE-LOG( ) method to close a WebSpeed or AppServer server log file. DataServer connections established by Webspeed or AppServer agents all share the same server log file. So, you cannot execute the CLOSE-LOG( ) method unless there is only one agent with an open DataServer connection. In this case, the method returns FALSE.
For more information on the LOG-MANAGER system handle or its attributes and methods, see the LOG-MANAGER system handle reference entry in OpenEdge Development: ABL Reference.