Hi Andy,

Thanks for your explanation. I know that factory method.

I am wondering if it is possible (or making any sense) to keep the existing 
interface (Binding) as is, and introduce a ImmutableBinding
which Binding can extend from?

Thanks,

Zhe

On 11/1/2011 2:54 PM, Andy Seaborne wrote:
On 01/11/11 21:41, Zhe Wu wrote:
Hi,

I am compiling the latest Oracle Jena Adapter Java APIs against the
following libraries and got
"com.hp.hpl.jena.sparql.engine.binding.BindingMap is abstract; cannot be
instantiated"

jena-arq-2.8.9-incubating-SNAPSHOT-tests.jar
jena-arq-2.8.9-incubating-SNAPSHOT.jar
jena-core-2.6.5-incubating-20111024.095834-16-tests.jar
jena-core-2.6.5-incubating-20111024.095834-16.jar
jena-iri-0.9.0-incubating-20111019.130512-8.jar

Seems like BindingMap is now an interface (it used to be a regular
class). Is this an expected change?

Yes.

BindingMap is now the mutable interface to Bindings.

Use BindingFactory.create() to get a BindingMap - the backing implementation is 
currently BindingHashMap.

Changes were made to stop accidental modification to Bindings because, once 
created they must not change. Create and set a BindingMap - return a Binding.

    Andy


Thanks,

Zhe
Oracle



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