content: 
  package com.banrossyn.imageloader.core.assist;
  
  import java.io.IOException;
  import java.io.InputStream;
  
  /**
   * Decorator for {@link java.io.InputStream InputStream}. Provides possibility to return defined stream length by
   * {@link #available()} method.
   *
   * @author Sergey Tarasevich (banrossyn[at]gmail[dot]com), Mariotaku
   * @since 1.9.1
   */
  public class ContentLengthInputStream extends InputStream {
  
  	private final InputStream stream;
  	private final int length;
  
  	public ContentLengthInputStream(InputStream stream, int length) {
  		this.stream = stream;
  		this.length = length;
  	}
  
  	@Override
  	public int available() {
  		return length;
  	}
  
  	@Override
  	public void close() throws IOException {
  		stream.close();
  	}
  
  	@Override
  	public void mark(int readLimit) {
  		stream.mark(readLimit);
  	}
  
  	@Override
  	public int read() throws IOException {
  		return stream.read();
  	}
  
  	@Override
  	public int read(byte[] buffer) throws IOException {
  		return stream.read(buffer);
  	}
  
  	@Override
  	public int read(byte[] buffer, int byteOffset, int byteCount) throws IOException {
  		return stream.read(buffer, byteOffset, byteCount);
  	}
  
  	@Override
  	public void reset() throws IOException {
  		stream.reset();
  	}
  
  	@Override
  	public long skip(long byteCount) throws IOException {
  		return stream.skip(byteCount);
  	}
  
  	@Override
  	public boolean markSupported() {
  		return stream.markSupported();
  	}
  }