The addLogger() method of java.util.logging.LogManager is used to insert the specified Logger in this LogManager instance. This Logger must be a named Logger. This method will add this Logger in this LogManager if it does not exist already. If it exists already, then this method returns false.
public boolean addLogger(Logger logger)
Parameters: This method accepts a parameter logger which is the name of the Logger to be inserted in this LogManager instance, if it does not exist already.
Return Value: This method returns a boolean value false, if this Logger does exist already. Else this method does not return anything.
Exceptions: This method throws NullPointerException if the logger to be added is null.
Below programs illustrate addLogger() method:
Earlier List of Logger Names: global Adding Logger: GFG Updated List of Logger Names: GFG global
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