Creating an input or output stream on a ByteBuffer : InputStream « File Input Output « Java

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Java » File Input Output » InputStreamScreenshots 
Creating an input or output stream on a ByteBuffer
      

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.ByteBuffer;

public class Main {
  public static void main(String[] argvthrows Exception {
    ByteBuffer buf = ByteBuffer.allocate(10);
    OutputStream os = new ByteBufferBackedOutputStream(buf);
    InputStream is = new  ByteBufferBackedInputStream(buf);
  }

}
class ByteBufferBackedInputStream extends InputStream{
  
  ByteBuffer buf;
  ByteBufferBackedInputStreamByteBuffer buf){
    this.buf = buf;
  }
  public synchronized int read() throws IOException {
    if (!buf.hasRemaining()) {
      return -1;
    }
    return buf.get();
  }
  public synchronized int read(byte[] bytes, int off, int lenthrows IOException {
    len = Math.min(len, buf.remaining());
    buf.get(bytes, off, len);
    return len;
  }
}
class ByteBufferBackedOutputStream extends OutputStream{
  ByteBuffer buf;
  ByteBufferBackedOutputStreamByteBuffer buf){
    this.buf = buf;
  }
  public synchronized void write(int bthrows IOException {
    buf.put((byteb);
  }

  public synchronized void write(byte[] bytes, int off, int lenthrows IOException {
    buf.put(bytes, off, len);
  }
  
}

   
    
    
    
    
    
  
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6.Size Limit InputStream
7.Minimal InputStream subclass to fetch bytes form a String
8.Read and return the entire contents of the supplied InputStream. This method always closes the stream when finished reading.
9.Compare two InputStream
10.Read and return the entire contents of the supplied InputStream.
11.Deserializes an object from an input stream.
12.Reads at most certain bytes from input stream and returns them as a byte array.
13.Convert Reader to InputStream
14.A trace of the data that is being retrieved from an input stream
15.EOLConvertingInputStream: InputStream which converts \r bytes not followed by \n and \n not preceded by \r to \r\n.
16.A line reading wrapper that works with byte streams.
17.Smart Encoding InputStream
18.Wraps a stream that has been exported to import the data in readable form
19.This input stream wrapper closes the base input stream when fully read.
20.LZFInputStream and LZFOutputStream
21.Random input stream
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