Package com.saperion.ngc.util

Class BlockStream

  • All Implemented Interfaces:
    java.io.Closeable, java.lang.AutoCloseable
    public class BlockStream
extends java.io.InputStream
    A stream that keeps a certain part of it's data in a byte-array to provide fast access with the possibility to go forward and backward on this block.
    Author:
    rbo

    • Constructor Summary

      Constructors 
      Constructor Description
      BlockStream​(java.io.InputStream in, int theBlockSize)
      Constructor.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      int available()
      void close()
      int read()
      void reset()
      long skip​(long n)

      • Methods inherited from class java.io.InputStream

        mark, markSupported, nullInputStream, read, read, readAllBytes, readNBytes, readNBytes, transferTo

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • BlockStream

        public BlockStream​(java.io.InputStream in,
                   int theBlockSize)
            throws java.io.IOException
        Constructor.
        Parameters:
        in - Input stream
        theBlockSize - size of the block to hold in memory
        Throws:
        java.io.IOException - when the block could not be filled

    • Method Detail

      • read

        public int read()
         throws java.io.IOException
        Specified by:
        read in class java.io.InputStream
        Throws:
        java.io.IOException
        See Also:
        InputStream.read()

      • skip

        public long skip​(long n)
          throws java.io.IOException
        Overrides:
        skip in class java.io.InputStream
        Throws:
        java.io.IOException
        See Also:
        InputStream.skip(long)

      • available

        public int available()
              throws java.io.IOException
        Overrides:
        available in class java.io.InputStream
        Throws:
        java.io.IOException
        See Also:
        InputStream.available()

      • 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.InputStream
        Throws:
        java.io.IOException
        See Also:
        InputStream.close()

      • reset

        public void reset()
           throws java.io.IOException
        Overrides:
        reset in class java.io.InputStream
        Throws:
        java.io.IOException
        See Also:
        InputStream.reset()