public long length() {try {return channel.size();} catch (IOException ioe) {throw new RuntimeException("IOException during length(): " + this, ioe);}}

public long length ( ) { try { return channel . size ( ) ; } catch ( IOException ioe ) { throw new RuntimeException ( "IOException during length(): " + this , ioe ) ; } }
public long length(){try{return channel.size();}catch (IOException ioe){throw new Exception("IOException during length(): " + this, ioe);}}
