use of dev.morphia.mapping.validation.ConstraintViolation in project morphia by mongodb.
the class MapKeyTypeConstraint method check.
@Override
protected void check(Mapper mapper, EntityModel entityModel, PropertyModel propertyModel, Set<ConstraintViolation> ve) {
if (propertyModel.isMap()) {
Class<?> aClass = null;
List<TypeData<?>> typeParameters = propertyModel.getTypeData().getTypeParameters();
if (!typeParameters.isEmpty()) {
TypeData<?> typeData = typeParameters.get(0);
aClass = typeData.getType();
}
// WARN if not parameterized : null or Object...
if (aClass == null || Object.class.equals(aClass)) {
ve.add(new ConstraintViolation(Level.WARNING, entityModel, propertyModel, getClass(), "Maps cannot be keyed by Object (Map<Object,?>); Use a parametrized type that is supported " + SUPPORTED));
} else if (!aClass.equals(String.class) && !aClass.equals(ObjectId.class) && !isPrimitiveLike(aClass)) {
ve.add(new ConstraintViolation(Level.FATAL, entityModel, propertyModel, getClass(), "Maps must be keyed by a simple type " + SUPPORTED + "; " + aClass + " is not supported as a map key type."));
}
}
}
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