Package org.h2.compress

Class LZFOutputStream

  • All Implemented Interfaces:
    java.io.Closeable, java.io.Flushable, java.lang.AutoCloseable
    public class LZFOutputStream
extends java.io.OutputStream
    An output stream to write an LZF stream. The data is automatically compressed.

    • Field Summary

      Fields 
      Modifier and Type Field Description
      private byte[] buffer  
      private CompressLZF compress  
      (package private) static int MAGIC
      The file header of a LZF file.
      private java.io.OutputStream out  
      private byte[] outBuffer  
      private int pos  

    • Constructor Summary

      Constructors 
      Constructor Description
      LZFOutputStream​(java.io.OutputStream out)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void close()  
      private void compressAndWrite​(byte[] buff, int len)  
      private void ensureOutput​(int len)  
      void flush()  
      void write​(byte[] buff, int off, int len)  
      void write​(int b)  
      private void writeInt​(int x)  

      • Methods inherited from class java.io.OutputStream

        nullOutputStream, write

      • Methods inherited from class java.lang.Object

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

    • Field Detail

      • out

        private final java.io.OutputStream out

      • buffer

        private final byte[] buffer

      • pos

        private int pos

      • outBuffer

        private byte[] outBuffer

    • Constructor Detail

      • LZFOutputStream

        public LZFOutputStream​(java.io.OutputStream out)
                throws java.io.IOException
        Throws:
        java.io.IOException

    • Method Detail

      • ensureOutput

        private void ensureOutput​(int len)

      • write

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

      • compressAndWrite

        private void compressAndWrite​(byte[] buff,
                              int len)
                       throws java.io.IOException
        Throws:
        java.io.IOException

      • writeInt

        private void writeInt​(int x)
               throws java.io.IOException
        Throws:
        java.io.IOException

      • write

        public void write​(byte[] buff,
                  int off,
                  int len)
           throws java.io.IOException
        Overrides:
        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