Class CountOutputStream

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

    public class CountOutputStream
    extends java.io.OutputStream
    An OutputStream that counts the written bytes. You should not use same instance of this class in different threads as far as it's not thread safe.
    • Constructor Summary

      Constructors 
      Constructor Description
      CountOutputStream​(java.io.OutputStream outputStream)
      Creates an instance of output stream which counts written bytes.
    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()
      void flush()
      long getAmountOfWrittenBytes()
      Gets amount of bytes written to the inner output stream.
      void write​(byte[] b)
      void write​(byte[] b, int off, int len)
      void write​(int b)
      • Methods inherited from class java.io.OutputStream

        nullOutputStream
      • Methods inherited from class java.lang.Object

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

      • outputStream

        private final java.io.OutputStream outputStream
      • amountOfWrittenBytes

        private long amountOfWrittenBytes
    • Constructor Detail

      • CountOutputStream

        public CountOutputStream​(java.io.OutputStream outputStream)
        Creates an instance of output stream which counts written bytes.
        Parameters:
        outputStream - inner OutputStream
    • Method Detail

      • write

        public void write​(byte[] b)
                   throws java.io.IOException
        Overrides:
        write in class java.io.OutputStream
        Throws:
        java.io.IOException
      • write

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

        public void write​(int b)
                   throws java.io.IOException
        Specified by:
        write in class java.io.OutputStream
        Throws:
        java.io.IOException
      • flush

        public void flush()
                   throws java.io.IOException
        Specified by:
        flush in interface java.io.Flushable
        Overrides:
        flush in class java.io.OutputStream
        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.OutputStream
        Throws:
        java.io.IOException
      • getAmountOfWrittenBytes

        public long getAmountOfWrittenBytes()
        Gets amount of bytes written to the inner output stream.
        Returns:
        amount of bytes