private Class<?> getIdTypeForField(Field documentField) { return isIdField(documentField) ? documentField.getProperty().getFieldType() : ObjectId.class; }
protected void writeInternal(@Nullable Object obj, Bson bson, @Nullable MongoPersistentEntity<?> entity) { if (obj == null) { return; } if (null == entity) { throw new MappingException("No mapping metadata found for entity of type " + obj.getClass().getName()); } PersistentPropertyAccessor<?> accessor = entity.getPropertyAccessor(obj); DocumentAccessor dbObjectAccessor = new DocumentAccessor(bson); MongoPersistentProperty idProperty = entity.getIdProperty(); if (idProperty != null && !dbObjectAccessor.hasValue(idProperty)) { Object value = idMapper.convertId(accessor.getProperty(idProperty), idProperty.getFieldType()); if (value != null) { dbObjectAccessor.put(idProperty, value); } } writeProperties(bson, entity, accessor, dbObjectAccessor, idProperty); }
protected DBRef createDBRef(Object target, MongoPersistentProperty property) { Assert.notNull(target, "Target object must not be null!"); if (target instanceof DBRef) { return (DBRef) target; } MongoPersistentEntity<?> targetEntity = mappingContext.getPersistentEntity(target.getClass()); targetEntity = targetEntity != null ? targetEntity : mappingContext.getPersistentEntity(property); if (null == targetEntity) { throw new MappingException("No mapping metadata found for " + target.getClass()); } MongoPersistentEntity<?> entity = targetEntity; MongoPersistentProperty idProperty = entity.getIdProperty(); if (idProperty != null) { Object id = target.getClass().equals(idProperty.getType()) ? target : entity.getPropertyAccessor(target).getProperty(idProperty); if (null == id) { throw new MappingException("Cannot create a reference to an object with a NULL id."); } return dbRefResolver.createDbRef(property == null ? null : property.getDBRef(), entity, idMapper.convertId(id, idProperty != null ? idProperty.getFieldType() : ObjectId.class)); } throw new MappingException("No id property found on class " + entity.getType()); }
property != null && property.isIdProperty() ? property.getFieldType() : ObjectId.class);
id = convertId(id, entity.getIdProperty().getFieldType());