Re: [Simple-support] Asymmetry in Persister behaviour

[Niall G. <gal...@ya...>]

Hi,

Take a look at the following, it works fine.

https://simple.svn.sourceforge.net/svnroot/simple/trunk/download/stream/src/test/java/org/simpleframework/xml/convert/WrapperTest.java

Niall

--- On Tue, 11/1/11, Pete Calvert <pr...@ca...> wrote:

> From: Pete Calvert <pr...@ca...>
> Subject: [Simple-support] Asymmetry in Persister behaviour
> To: sim...@li...
> Received: Tuesday, 11 January, 2011, 4:25 PM
> Hi,
> 
> I've noticed that the behaviour of write(Object,
> OutputNode) and 
> read(Class, InputNode) is not entirely consistent. read
> loads directly 
> from the node whereas write first creates a new child
> (using the name of 
> the object's class) and then writes to this.
> 
> Is there a way of working around this? i.e. write writing
> directly to 
> the node given?
> 
> The reason I need this is that I'm trying to import/export
> Objectify 
> entities. References to other entities are stored as
> "Key<T>", so I've 
> got a Converter for "Key" that 'skips' over the reference
> to export the 
> entity in its place. I've included some code at the end of
> the email 
> that exhibits the behaviour I'm talking about.
> 
> Thanks
> Pete
> 
> ---
> 
> import org.simpleframework.xml.*;
> import org.simpleframework.xml.strategy.*;
> import org.simpleframework.xml.convert.*;
> import org.simpleframework.xml.core.*;
> import org.simpleframework.xml.stream.*;
> import java.io.*;
> 
> public class Test {
>    @Root
>    public static class Example {
>      @Element Foo x;
>    }
> 
>    public static class Foo {
>      String val;
> 
>      public Foo(String x) { val = x; }
>    }
> 
>    public static class FooConverter
> implements Converter<Foo> {
>      public Foo read(InputNode node)
> throws Exception {
>        return new Foo(new
> Persister().read(String.class, node));
>      }
> 
>      public void write(OutputNode node,
> Foo f) throws Exception {
>        new
> Persister().write(f.val, node);
>      }
>    }
> 
>    public static void main(String[] args)
> throws Exception {
>      Registry registry = new
> Registry();
>      Strategy strategy = new
> RegistryStrategy(registry);
>      Serializer serializer = new
> Persister(strategy);
> 
>      registry.bind(Foo.class,
> FooConverter.class);
> 
>      Example bla = new Example();
>      bla.x = new Foo("test");
> 
>      serializer.write(bla, new
> File("example.xml"));
>      serializer.read(Example.class, new
> File("example.xml"));
>    }
> }
> 
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