Module itextpdf
Package com.itextpdf.text.pdf

Class MappedRandomAccessFile

  • public class MappedRandomAccessFile
extends java.lang.Object
    A MappedByteBuffer wrapped as a RandomAccessFile
    Author:
    Joakim Sandstroem Created on 6.9.2006

    • Constructor Summary

      Constructors 
      Constructor Description
      MappedRandomAccessFile​(java.lang.String filename, java.lang.String mode)
      Constructs a new MappedRandomAccessFile instance

    • Method Summary

      All Methods Static Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      static boolean clean​(java.nio.ByteBuffer buffer)
      invokes the clean method on the ByteBuffer's cleaner
      void close()  
      protected void finalize()
      invokes the close method
      java.nio.channels.FileChannel getChannel()  
      long getFilePointer()  
      long length()  
      int read()  
      int read​(byte[] bytes, int off, int len)  
      void seek​(long pos)  

      • Methods inherited from class java.lang.Object

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

    • Constructor Detail

      • MappedRandomAccessFile

        public MappedRandomAccessFile​(java.lang.String filename,
                              java.lang.String mode)
                       throws java.io.FileNotFoundException,
                              java.io.IOException
        Constructs a new MappedRandomAccessFile instance
        Parameters:
        filename - String
        mode - String r, w or rw
        Throws:
        java.io.FileNotFoundException
        java.io.IOException

    • Method Detail

      • getChannel

        public java.nio.channels.FileChannel getChannel()
        Since:
        2.0.8

      • read

        public int read()
        Returns:
        int next integer or -1 on EOF
        See Also:
        RandomAccessFile.read()

      • read

        public int read​(byte[] bytes,
                int off,
                int len)
        Parameters:
        bytes - byte[]
        off - int offset
        len - int length
        Returns:
        int bytes read or -1 on EOF
        See Also:
        RandomAccessFile.read(byte[], int, int)

      • getFilePointer

        public long getFilePointer()
        Returns:
        long
        See Also:
        RandomAccessFile.getFilePointer()

      • seek

        public void seek​(long pos)
        Parameters:
        pos - long position
        See Also:
        RandomAccessFile.seek(long)

      • length

        public long length()
        Returns:
        long length
        See Also:
        RandomAccessFile.length()

      • close

        public void close()
           throws java.io.IOException
        Throws:
        java.io.IOException
        See Also:
        Cleans the mapped bytebuffer and closes the channel

      • finalize

        protected void finalize()
                 throws java.lang.Throwable
        invokes the close method
        Overrides:
        finalize in class java.lang.Object
        Throws:
        java.lang.Throwable
        See Also:
        Object.finalize()

      • clean

        public static boolean clean​(java.nio.ByteBuffer buffer)
        invokes the clean method on the ByteBuffer's cleaner
        Parameters:
        buffer - ByteBuffer
        Returns:
        boolean true on success