public boolean __nonzero__() {
PyType self_type = getType();
PyObject impl = self_type.lookup("__nonzero__");
if (impl == null) {
impl = self_type.lookup("__len__");
if (impl == null) return super.__nonzero__();
}
PyObject o = impl.__get__(this, self_type).__call__();
if (o.getClass() != PyInteger.class && o.getClass() != PyBoolean.class) {
throw Py.TypeError(
String.format("__nonzero__ should return bool or int, returned %s", self_type.getName()));
}
return o.__nonzero__();
}
public void setDict(PyObject newDict) {
if (newDict instanceof PyStringMap || newDict instanceof PyDictionary) {
dict = newDict;
} else {
throw Py.TypeError("__dict__ must be set to a Dictionary " + newDict.getClass().getName());
}
}
private boolean checkCallback(Object[] args) {
PyInstance inst = (PyInstance) args[0];
String mName = (String) args[1];
PyObject method = inst.__getattr__(mName);
if (method == null || !method.getClass().getName().contains("PyMethod")) {
log(-100, "checkCallback: Object: %s, Method not found: %s", inst, mName);
return false;
}
return true;
}
public void setDict(PyObject newDict) {
if (newDict instanceof PyStringMap || newDict instanceof PyDictionary) {
dict = newDict;
if (dict.__finditem__(PyString.fromInterned("__del__")) != null
&& !JyAttribute.hasAttr(this, JyAttribute.FINALIZE_TRIGGER_ATTR)) {
FinalizeTrigger.ensureFinalizer(this);
}
} else {
throw Py.TypeError("__dict__ must be set to a Dictionary " + newDict.getClass().getName());
}
}
// TODO implement generalized callback
private boolean runCallback(Object[] args) {
PyInstance inst = (PyInstance) args[0];
String mName = (String) args[1];
PyObject method = inst.__getattr__(mName);
if (method == null || !method.getClass().getName().contains("PyMethod")) {
log(-1, "runCallback: Object: %s, Method not found: %s", inst, mName);
return false;
}
try {
PyString pmsg = new PyString("not yet supported");
inst.invoke(mName, pmsg);
} catch (Exception ex) {
log(-1, "runCallback: invoke: %s", ex.getMessage());
return false;
}
return true;
}