### Home Classes Methods

### In Files

- lib/taskjuggler/MessageHandler.rb

### Parent

Object

### Methods

- ::new
- #baselineSFI=
- #clear
- #critical
- #debug
- #error
- #fatal
- #info
- #logLevel=
- #outputLevel=
- #reset
- #to_s
- #trapSetup=
- #warning

### Included Modules

- Singleton

### Files

- CHANGELOG
- COPYING
- README.rdoc

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No matching classes.

# TaskJuggler::MessageHandlerInstance

The MessageHandler can display and store application messages. Depending on the type of the message, a TjExeption can be raised (:error), or the program can be immedidately aborted (:fatal). Other types will just continue the program flow.

### Constants

LogLevels

### Attributes

abortOnWarning[RW]
appName[RW]
errors[R]
logFile[RW]
messages[R]

### Public Class Methods

new() click to toggle source

Initialize the MessageHandler.

    # File lib/taskjuggler/MessageHandler.rb, line 122
    def initialize
      reset
    end

### Public Instance Methods

baselineSFI=(line) click to toggle source

    # File lib/taskjuggler/MessageHandler.rb, line 153
    def baselineSFI=(line)
      @baselineSFI[Thread.current.object_id] = line
    end

clear() click to toggle source

Clear the error log.

    # File lib/taskjuggler/MessageHandler.rb, line 162
    def clear
      # A counter for messages of type error.
      @errors = 0
      # A list of all generated messages.
      @messages = []
    end

critical(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate an critical message.

    # File lib/taskjuggler/MessageHandler.rb, line 193
    def critical(id, message, sourceFileInfo = nil, line = nil, data = nil,
                 scenario = nil)
      addMessage(:critical, id, message, sourceFileInfo, line, data, scenario)
    end

debug(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate a debug message.

    # File lib/taskjuggler/MessageHandler.rb, line 211
    def debug(id, message, sourceFileInfo = nil, line = nil, data = nil,
              scenario = nil)
      addMessage(:debug, id, message, sourceFileInfo, line, data, scenario)
    end

error(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate an error message.

    # File lib/taskjuggler/MessageHandler.rb, line 187
    def error(id, message, sourceFileInfo = nil, line = nil, data = nil,
              scenario = nil)
      addMessage(:error, id, message, sourceFileInfo, line, data, scenario)
    end

fatal(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate a fatal message that will abort the application.

    # File lib/taskjuggler/MessageHandler.rb, line 181
    def fatal(id, message, sourceFileInfo = nil, line = nil, data = nil,
              scenario = nil)
      addMessage(:fatal, id, message, sourceFileInfo, line, data, scenario)
    end

info(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate an info message.

    # File lib/taskjuggler/MessageHandler.rb, line 205
    def info(id, message, sourceFileInfo = nil, line = nil, data = nil,
             scenario = nil)
      addMessage(:info, id, message, sourceFileInfo, line, data, scenario)
    end

logLevel=(level) click to toggle source

Set the log output level.

    # File lib/taskjuggler/MessageHandler.rb, line 176
    def logLevel=(level)
      @logLevel = checkLevel(level)
    end

outputLevel=(level) click to toggle source

Set the console output level.

    # File lib/taskjuggler/MessageHandler.rb, line 171
    def outputLevel=(level)
      @outputLevel = checkLevel(level)
    end

reset() click to toggle source

Reset the MessageHandler to the initial state. All messages will be purged and the error counter set to 0.

    # File lib/taskjuggler/MessageHandler.rb, line 128
    def reset
      # This setting controls what type of messages will be written to the
      # console.
      @outputLevel = 4
      # This setting controls what type of messages will be written to the log
      # file.
      @logLevel = 3
      # The full file name of the log file.
      @logFile = nil
      # The name of the current application
      @appName = 'unknown'
      # Set to true if program should be exited on warnings.
      @abortOnWarning = false
      # A SourceFileInfo object that will be used to baseline the provided
      # source file infos of the messages. We use a Hash to keep per Thread
      # values.
      @baselineSFI = {}
      # Each tread can request to only throw a TjRuntimeError instead of
      # using exit(). This hash keeps a flag for each thread using the
      # object_id of the Thread object as key.
      @trapSetup = {}

      clear
    end

to_s() click to toggle source

Convert all messages into a single String.

    # File lib/taskjuggler/MessageHandler.rb, line 217
    def to_s
      text = ''
      @messages.each { |msg| text += msg.to_s }
      text
    end

trapSetup=(enable) click to toggle source

    # File lib/taskjuggler/MessageHandler.rb, line 157
    def trapSetup=(enable)
      @trapSetup[Thread.current.object_id] = enable
    end

warning(id, message, sourceFileInfo = nil, line = nil, data = nil, scenario = nil) click to toggle source

Generate a warning.

    # File lib/taskjuggler/MessageHandler.rb, line 199
    def warning(id, message, sourceFileInfo = nil, line = nil, data = nil,
                scenario = nil)
      addMessage(:warning, id, message, sourceFileInfo, line, data, scenario)
    end

[Validate]

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