public IAsyncOperation <StorageResult> replace(string parameters)
{
return(AsyncInfo.Run((token) =>
Task.Run <StorageResult>(() =>
{
try
{
// deserialize the parameters passed in as an array of strings
string[] paramStrings = JsonConvert.DeserializeObject <string[]>(parameters);
// the first is the collection name
string collectionName = paramStrings[0];
// the second is an array of documents to replace
JArray documents = JArray.Parse(paramStrings[1]);
// the third argument is a JSON object of options
JSONStoreReplaceOptions options = JsonConvert.DeserializeObject <JSONStoreReplaceOptions>(paramStrings[2]);
// get the collection
JSONStoreCollection collection = JSONStore.getCollectionWithName(collectionName);
if (collection == null)
{
return new StorageResult(Status.ERROR, JSONStoreConstants.JSON_STORE_DATABASE_NOT_OPEN);
}
else
{
int numReplaced = collection.replaceDocuments(documents, !options.isRefresh);
return new StorageResult(Status.OK, numReplaced);
}
}
catch (JSONStoreException jsonException)
{
if (jsonException.data != null)
{
// catch a JSONStore specific exception and return the failed update data
return new StorageResult(Status.ERROR, jsonException.data);
}
else
{
// catch a JSONStore specific exception and return the error code
return new StorageResult(Status.ERROR, jsonException.errorCode);
}
}
catch (Exception)
{
// unexpected error
return new StorageResult(Status.ERROR, JSONStoreConstants.JSON_STORE_PERSISTENT_STORE_FAILURE);
}
}, token)));
}
public IAsyncOperation <StorageResult> change(string parameters)
{
return(AsyncInfo.Run((token) =>
Task.Run <StorageResult>(() =>
{
try
{
// deserialize the parameters passed in as an array of strings
string[] paramStrings = JsonConvert.DeserializeObject <string[]>(parameters);
// the first is the collection name
string collectionName = paramStrings[0];
// the data to be changed in the collection
JArray dataArray = JArray.Parse(paramStrings[1]);
// the third argument is a JSON object of options
JSONStoreReplaceOptions options = JsonConvert.DeserializeObject <JSONStoreReplaceOptions>(paramStrings[2]);
// get the JSONStoreCollection to add the new data to
JSONStoreCollection collection = JSONStore.getCollectionWithName(collectionName);
if (collection == null)
{
return new StorageResult(Status.ERROR, JSONStoreConstants.JSON_STORE_DATABASE_NOT_OPEN);
}
else
{
int updatedOrAdded = collection.changeData(dataArray, options);
return new StorageResult(Status.OK, updatedOrAdded);
}
}
catch (JSONStoreException jsonException)
{
// catch a JSONStore specific exception and return the error code
return new StorageResult(Status.ERROR, jsonException.errorCode);
}
catch (Exception)
{
return new StorageResult(Status.ERROR, JSONStoreConstants.JSON_STORE_PERSISTENT_STORE_FAILURE);
}
}, token)));
}
