Debug.SimpleLog (original) (raw)

• java.lang.Object

• • weka.core.Debug.SimpleLog

• All Implemented Interfaces:
  java.io.Serializable, RevisionHandler
  Enclosing class:
  Debug

public static class Debug.SimpleLog
extends java.lang.Object
implements java.io.Serializable, RevisionHandler
A little, simple helper class for logging stuff. Uses simple file access and not the java.util.logging stuff (see Log for that). Uses the writeToFile methods of the Debug class.
See Also:
Debug.Log, Debug.writeToFile(String, String), Debug.writeToFile(String, String, boolean), Serialized Form

• • Constructor Summary

  Constructors

  Constructor and Description
  SimpleLog() default constructor, uses only stdout
  SimpleLog(java.lang.String filename) Creates a logger that writes into the specified file.
  SimpleLog(java.lang.String filename, boolean append) Creates a logger that writes into the specified file.

  • Method Summary

  All Methods Instance Methods Concrete Methods

  Modifier and Type	Method and Description
  java.lang.String	getFilename() returns the filename of the log, can be null
  java.lang.String	getRevision() Returns the revision string.
  void	log(java.lang.String message) logs the given message to the file
  void	logSystemInfo() a convenience method for dumping the current system info in the log file
  java.lang.String	toString() returns a string representation of the logger

     * ### Methods inherited from class java.lang.Object  
     `equals, getClass, hashCode, notify, notifyAll, wait, wait, wait`

• • Constructor Detail

     * #### SimpleLog  
     public SimpleLog()  
     default constructor, uses only stdout  
     * #### SimpleLog  
     public SimpleLog(java.lang.String filename)  
     Creates a logger that writes into the specified file. Appends to the file by default.  
     Parameters:  
     `filename` \- the file to write to, if null then only stdout is used  
     * #### SimpleLog  
     public SimpleLog(java.lang.String filename,  
                      boolean append)  
     Creates a logger that writes into the specified file. Appends to the file by default.  
     Parameters:  
     `filename` \- the file to write to, if null then only stdout is used  
     `append` \- if false, the file will be deleted first  

  • Method Detail

    * #### getFilename  
    public java.lang.String getFilename()  
    returns the filename of the log, can be null  
    Returns:  
    the filename of the log  
    * #### log  
    public void log(java.lang.String message)  
    logs the given message to the file  
    Parameters:  
    `message` \- the message to log  
    * #### logSystemInfo  
    public void logSystemInfo()  
    a convenience method for dumping the current system info in the log file  
    See Also:  
    [SystemInfo](../../weka/core/SystemInfo.html "class in weka.core")  
    * #### toString  
    public java.lang.String toString()  
    returns a string representation of the logger  
    Overrides:  
    `toString` in class `java.lang.Object`  
    Returns:  
    a string representation of the logger  
    * #### getRevision  
    public java.lang.String getRevision()  
    Returns the revision string.  
    Specified by:  
    `[getRevision](../../weka/core/RevisionHandler.html#getRevision--)` in interface `[RevisionHandler](../../weka/core/RevisionHandler.html "interface in weka.core")`  
    Returns:  
    the revision