/**
* Synchronizes a design document to the Database.
*
* <p>This method will first try to find a document in the database with the same id as the given
* document, if it is not found then the given document will be saved to the database.
*
* <p>If the document was found in the database, it will be compared with the given document using
* {@code equals()}. If both documents are not equal, then the given document will be saved to the
* database and updates the existing document.
*
* @param document The design document to synchronize
* @return {@link Response} as a result of a document save or update, or returns {@code null} if
* no action was taken and the document in the database is up-to-date with the given document.
*/
public Response synchronizeWithDb(DesignDocument document) {
assertNotEmpty(document, "Document");
DesignDocument documentFromDb = null;
try {
documentFromDb = getFromDb(document.getId());
} catch (NoDocumentException e) {
return dbc.save(document);
}
if (!document.equals(documentFromDb)) {
document.setRevision(documentFromDb.getRevision());
return dbc.update(document);
}
return null;
}
