public static StringBuilder leftShift(StringBuilder self,Object value){
  if (value instanceof CharSequence)   return self.append((CharSequence)value);
 else   return self.append(value);
}

public static StringBuilder leftShift ( StringBuilder self , Object value ) { if ( value instanceof CharSequence ) return self . append ( ( CharSequence ) value ) ; else return self . append ( value ) ; }
overloads the left shift operator to provide an easy way to append multiple objects as string representations to a stringbuilder .
