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Class FileLogger

  • All Implemented Interfaces:
    ILogger

    public class FileLogger
extends Object
implements ILogger
    Represents a logger that logs events and errors to a local file.

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    The example demonstrates a typical usage of the class. 

     
 String indexFolder = "c:\\MyIndex\\";
 String documentsFolder = "c:\\MyDocuments\\";
 String query = "Einstein";
 String logPath = "c:\\Log.txt";
 IndexSettings settings = new IndexSettings();
 settings.setLogger(new FileLogger(logPath, 4.0)); // Specifying the path to the log file and a maximum length of 4 MB
 Index index = new Index(indexFolder, settings); // Creating an index in the specified folder
 index.add(documentsFolder); // Indexing documents from the specified folder
 SearchResult result = index.search(query); // Search in index

    • Constructor Detail

      • FileLogger

        public FileLogger(String filePath,
                  double maxSize)
        Initializes a new instance of the FileLogger class.
        Parameters:
        filePath - The log file path.
        maxSize - The maximum size of the log file in megabytes. The value must be in the range from 0.1 to 1000.

    • Method Detail

      • error

        public final void error(String message)
        Logs an error that occurred in the index.
        Specified by:
        error in interface ILogger
        Parameters:
        message - The error message.

      • trace

        public final void trace(String message)
        Logs an event that occurred in the index.
        Specified by:
        trace in interface ILogger
        Parameters:
        message - The event message.

      • getFilePath

        public final String getFilePath()
        Gets the log file path.
        Returns:
        The log file path.

      • getMaxSize

        public final double getMaxSize()
        Gets the maximum size of log file in megabytes.
        Returns:
        The maximum size of log file in megabytes.