public static StatefulKnowledgeSession getSerialisedStatefulKnowledgeSession(StatefulKnowledgeSession ksession,
boolean dispose,
boolean testRoundTrip ) throws Exception {
ProtobufMarshaller marshaller = (ProtobufMarshaller) MarshallerFactory.newMarshaller( ksession.getKnowledgeBase(),
(ObjectMarshallingStrategy[])ksession.getEnvironment().get(EnvironmentName.OBJECT_MARSHALLING_STRATEGIES) );
long time = ksession.<SessionClock>getSessionClock().getCurrentTime();
// make sure globas are in the environment of the session
ksession.getEnvironment().set( EnvironmentName.GLOBALS, ksession.getGlobals() );
// Serialize object
final byte [] b1;
{
ByteArrayOutputStream bos = new ByteArrayOutputStream();
marshaller.marshall( bos,
ksession,
time );
b1 = bos.toByteArray();
bos.close();
}
// Deserialize object
StatefulKnowledgeSession ksession2;
{
ByteArrayInputStream bais = new ByteArrayInputStream( b1 );
ksession2 = marshaller.unmarshall( bais,
new SessionConfiguration(),
ksession.getEnvironment());
bais.close();
}
if( testRoundTrip ) {
// for now, we can ensure the IDs will match because queries are creating untraceable fact handles at the moment
// int previous_id = ((StatefulKnowledgeSessionImpl)ksession).session.getFactHandleFactory().getId();
// long previous_recency = ((StatefulKnowledgeSessionImpl)ksession).session.getFactHandleFactory().getRecency();
// int current_id = ((StatefulKnowledgeSessionImpl)ksession2).session.getFactHandleFactory().getId();
// long current_recency = ((StatefulKnowledgeSessionImpl)ksession2).session.getFactHandleFactory().getRecency();
// ((StatefulKnowledgeSessionImpl)ksession2).session.getFactHandleFactory().clear( previous_id, previous_recency );
// Reserialize and check that byte arrays are the same
final byte[] b2;
{
ByteArrayOutputStream bos = new ByteArrayOutputStream();
marshaller.marshall( bos,
ksession2,
time );
b2 = bos.toByteArray();
bos.close();
}