The FileHandler is able to write to a single file, or write to a rotating set of files as each file reaches a specified maximum size. : Log « Log « Java Tutorial

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Java Tutorial » Log » Log   30. 1. 5. The FileHandler is able to write to a single file, or write to a rotating set of files as each file reaches a specified maximum size. The next number in a sequence is added to the end of the name of each rotating file, unless a generation (sequence) pattern is specified elsewhere. The properties for the FileHandler are listed in the following table. Property Name Description Default Value FileHandler.level Log level for the handler. Level.INFO FileHandler.filter Filter to use. undefined FileHandler.formatter Formatter to use. java.util.logging.XMLFormatter FileHandler.encoding Character set encoding to use. Default platform encoding FileHandler.limit Specifies approximate maximum number of bytes to write to a file. 0 means no limit. 0 FileHandler.count Specifies how many output files to cycle through. 1 FileHandler.pattern Pattern used to generate output filenames. %h/java%u.log FileHandler.append Boolean value specifying whether to append to an existing file or overwrite it. false 30. 1. Log 30. 1. 1.  A full list of levels. 30. 1. 2.  The StreamHandler serves chiefly as a base class for all handlers that write log messages to some OutputStream. 30. 1. 3.  The ConsoleHandler writes log messages to System.err. 30. 1. 4.  The SocketHandler writes log messages to the network over a specified TCP port. 30. 1. 5.  The FileHandler is able to write to a single file, or write to a rotating set of files as each file reaches a specified maximum size. 30. 1. 6.  The FileHandler class supports filename patterns. 30. 1. 7.  The MemoryHandler is a circular buffer in memory. 30. 1. 8.  The ErrorManager 30. 1. 9.  Information Logging 30. 1. 10.  Log to a file 30. 1. 11.  Guaranteeing proper class and method names

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