Class LoggingOutputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable

    public class LoggingOutputStream
    extends java.io.FilterOutputStream
    Thread-safe output stream wrapper that forwards all writes to a given output stream, while logging all writes to a LoggingByteArrayOutputStream.
    Since:
    1.9
    • Constructor Summary

      Constructors 
      Constructor Description
      LoggingOutputStream​(java.io.OutputStream outputStream, java.util.logging.Logger logger, java.util.logging.Level loggingLevel, int contentLoggingLimit)  
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()  
      LoggingByteArrayOutputStream getLogStream()
      Returns the log stream.
      void write​(byte[] b, int off, int len)  
      void write​(int b)  
      • Methods inherited from class java.io.FilterOutputStream

        flush, write
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • LoggingOutputStream

        public LoggingOutputStream​(java.io.OutputStream outputStream,
                                   java.util.logging.Logger logger,
                                   java.util.logging.Level loggingLevel,
                                   int contentLoggingLimit)
        Parameters:
        outputStream - output stream to forward all writes to
        logger - logger
        loggingLevel - logging level
        contentLoggingLimit - maximum number of bytes to log (may be 0 to avoid logging content)
    • Method Detail

      • write

        public void write​(int b)
                   throws java.io.IOException
        Overrides:
        write in class java.io.FilterOutputStream
        Throws:
        java.io.IOException
      • write

        public void write​(byte[] b,
                          int off,
                          int len)
                   throws java.io.IOException
        Overrides:
        write in class java.io.FilterOutputStream
        Throws:
        java.io.IOException
      • close

        public void close()
                   throws java.io.IOException
        Specified by:
        close in interface java.lang.AutoCloseable
        Specified by:
        close in interface java.io.Closeable
        Overrides:
        close in class java.io.FilterOutputStream
        Throws:
        java.io.IOException