protected static final ObjectContainer openMemoryFile1(MemoryFile memoryFile) {
synchronized (Db4o.lock) {
if (memoryFile == null) {
memoryFile = new MemoryFile();
}
ObjectContainer oc = null;
if (Deploy.debug) {
System.out.println("db4o Debug is ON");
oc = new YapMemoryFile(memoryFile);
// intentionally no exception handling,
// in order to follow uncaught errors
} else {
try {
oc = new YapMemoryFile(memoryFile);
} catch (Throwable t) {
Messages.logErr(i_config, 4, "Memory File", t);
return null;
}
}
if (oc != null) {
Platform4.postOpen(oc);
Messages.logMsg(i_config, 5, "Memory File");
}
return oc;
}
}
/**
* Search for slot that corresponds to class. <br>
* If not found add it. <br>
* Constrain it. <br>
*/
public Constraint constrain(Object example) {
synchronized (streamLock()) {
ReflectClass claxx = reflectClassForClass(example);
if (claxx != null) {
return addClassConstraint(claxx);
}
QConEvaluation eval = Platform4.evaluationCreate(_trans, example);
if (eval != null) {
return addEvaluationToAllConstraints(eval);
}
Collection4 constraints = new Collection4();
addConstraint(constraints, example);
return toConstraint(constraints);
}
}
private static final Object initialize() {
Platform4.getDefaultConfiguration(i_config);
return new Object();
}