Jyoti The following tutorial may help explain things in more detail - http://developer.yahoo.com/hadoop/tutorial/module5.html#writable
Rob On 18/11/2013 15:33, "Sebastian Schelter" <[email protected]> wrote: >These functions are used to serialize instances of the class, e.g. to >spill them to disk, hold them in byte arrays or send them over the >network. > >--sebastian > >On 18.11.2013 16:26, Jyoti Yadav wrote: >> Hi folks... >> >> Would you please explain me in simple words--What is the use of >>following >> two functions in Writable.java class. >> >> 1. public void readFields(DataInput in) >> 2. public void write(DataOutput out) >> >> When we are going to write some custom class which is implementing >> Writable.java , then how we should deal with these two functions...?? >> >> Thanks >> Jyoti >> >
