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From "Eason.Lee" <leongf...@gmail.com>
Subject Re: help with Hadoop custom Writable types implementation
Date Thu, 15 Oct 2009 07:53:02 GMT
I think SubStorage should implements Writable as well~~

Or

You can try ObjectWritable

2009/10/15 z3r0c001 <ceo.coder@gmail.com>

> I'm trying to implement Writable interface. but not sure how to
> serialize/write/read data from nested objects in
>
> public class StorageClass implements Writable{
>
> public String xStr;
> public String yStr;
>
> public List<SubStorage> sStor
>
> //omitted ctors
>
>
> @override
> public void write(DataOutput out) throws IOException{
>    out.writeChars(xStr);
>    out.WriteChars(yStr);
>
>    //WHAT SHOULD I DO FOR List<SubStorage>
>
> }
>
> @override
> public void readFields(DataInput in) throws IOException{
>    xStr = in.readLine();
>    yStr = in.readLine();
>
>    //WHAT SHOULD I DO FOR List<SubStorage>
> }
>
> }
>
> public class SubStorage{
>    public String x;
>    public String y;
> }
>

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