private static IObjectToTypeConverter<IStorageTable> CreateConverter(IStorageTableClient client, IBindableTablePath path)
{
return new CompositeObjectToTypeConverter<IStorageTable>(
new OutputConverter<IStorageTable>(new IdentityConverter<IStorageTable>()),
new OutputConverter<CloudTable>(new CloudTableToStorageTableConverter()),
new OutputConverter<string>(new StringToStorageTableConverter(client, path)));
}
private static IObjectToTypeConverter <IStorageTable> CreateConverter(IStorageTableClient client,
IBindableTablePath path)
{
return(new CompositeObjectToTypeConverter <IStorageTable>(
new OutputConverter <IStorageTable>(new IdentityConverter <IStorageTable>()),
new OutputConverter <CloudTable>(new CloudTableToStorageTableConverter()),
new OutputConverter <string>(new StringToStorageTableConverter(client, path))));
}
public async Task <IBinding> TryCreateAsync(BindingProviderContext context)
{
ParameterInfo parameter = context.Parameter;
TableAttribute tableAttribute = parameter.GetCustomAttribute <TableAttribute>(inherit: false);
if (tableAttribute == null)
{
return(null);
}
string tableName = Resolve(tableAttribute.TableName);
IStorageAccount account = await _accountProvider.GetStorageAccountAsync(context.Parameter, context.CancellationToken, _nameResolver);
// requires storage account with table support
account.AssertTypeOneOf(StorageAccountType.GeneralPurpose);
StorageClientFactoryContext clientFactoryContext = new StorageClientFactoryContext
{
Parameter = context.Parameter
};
IStorageTableClient client = account.CreateTableClient(clientFactoryContext);
bool bindsToEntireTable = tableAttribute.RowKey == null;
IBinding binding;
if (bindsToEntireTable)
{
IBindableTablePath path = BindableTablePath.Create(tableName);
path.ValidateContractCompatibility(context.BindingDataContract);
IStorageTableArgumentBinding argumentBinding = _tableBindingProvider.TryCreate(parameter);
if (argumentBinding == null)
{
throw new InvalidOperationException("Can't bind Table to type '" + parameter.ParameterType + "'.");
}
binding = new TableBinding(parameter.Name, argumentBinding, client, path);
}
else
{
string partitionKey = Resolve(tableAttribute.PartitionKey);
string rowKey = Resolve(tableAttribute.RowKey);
IBindableTableEntityPath path = BindableTableEntityPath.Create(tableName, partitionKey, rowKey);
path.ValidateContractCompatibility(context.BindingDataContract);
IArgumentBinding <TableEntityContext> argumentBinding = _entityBindingProvider.TryCreate(parameter);
if (argumentBinding == null)
{
throw new InvalidOperationException("Can't bind Table entity to type '" + parameter.ParameterType + "'.");
}
binding = new TableEntityBinding(parameter.Name, argumentBinding, client, path);
}
return(binding);
}
public TableBinding(string parameterName, ITableArgumentBinding argumentBinding, IStorageTableClient client, IBindableTablePath path)
{
_parameterName = parameterName;
_argumentBinding = argumentBinding;
_client = client;
_accountName = TableClient.GetAccountName(client);
_path = path;
_converter = CreateConverter(client, path);
}
public TableBinding(string parameterName, IStorageTableArgumentBinding argumentBinding, IStorageTableClient client, IBindableTablePath path)
{
_parameterName = parameterName;
_argumentBinding = argumentBinding;
_client = client;
_accountName = TableClient.GetAccountName(client);
_path = path;
_converter = CreateConverter(client, path);
}
public StringToStorageTableConverter(IStorageTableClient client, IBindableTablePath defaultPath)
{
_client = client;
_defaultPath = defaultPath;
}