public ITableArgumentBinding TryCreate(Type parameterType)
{
if (!parameterType.IsGenericType ||
(parameterType.GetGenericTypeDefinition() != typeof(IAsyncCollector <>)))
{
return(null);
}
Type entityType = GetCollectorItemType(parameterType);
if (!TableClient.ImplementsOrEqualsITableEntity(entityType))
{
TableClient.VerifyContainsProperty(entityType, "RowKey");
TableClient.VerifyContainsProperty(entityType, "PartitionKey");
}
return(CreateBinding(entityType));
}
public IStorageTableArgumentBinding TryCreate(ParameterInfo parameter)
{
if (!parameter.ParameterType.IsGenericType || parameter.ParameterType.GetGenericTypeDefinition() != typeof(IQueryable <>))
{
return(null);
}
Type entityType = GetQueryableItemType(parameter.ParameterType);
if (!TableClient.ImplementsITableEntity(entityType))
{
throw new InvalidOperationException("IQueryable is only supported on types that implement ITableEntity.");
}
TableClient.VerifyDefaultConstructor(entityType);
return(CreateBinding(entityType));
}
public static IBindableTableEntityPath Create(string tableNamePattern, string partitionKeyPattern,
string rowKeyPattern)
{
BindingTemplate tableNameTemplate = BindingTemplate.FromString(tableNamePattern);
BindingTemplate partitionKeyTemplate = BindingTemplate.FromString(partitionKeyPattern);
BindingTemplate rowKeyTemplate = BindingTemplate.FromString(rowKeyPattern);
if (tableNameTemplate.HasParameters ||
partitionKeyTemplate.HasParameters ||
rowKeyTemplate.HasParameters)
{
return(new ParameterizedTableEntityPath(tableNameTemplate, partitionKeyTemplate, rowKeyTemplate));
}
TableClient.ValidateAzureTableName(tableNamePattern);
TableClient.ValidateAzureTableKeyValue(partitionKeyPattern);
TableClient.ValidateAzureTableKeyValue(rowKeyPattern);
TableEntityPath innerPath = new TableEntityPath(tableNamePattern, partitionKeyPattern, rowKeyPattern);
return(new BoundTableEntityPath(innerPath));
}
public static bool TryParseAndValidate(string value, out TableEntityPath path)
{
if (value == null)
{
path = null;
return(false);
}
string[] components = value.Split(new char[] { '/' });
if (components.Length != 3)
{
path = null;
return(false);
}
string tableName = components[0];
string partitionKey = components[1];
string rowKey = components[2];
if (!TableClient.IsValidAzureTableName(tableName))
{
path = null;
return(false);
}
if (!TableClient.IsValidAzureTableKeyValue(partitionKey))
{
path = null;
return(false);
}
if (!TableClient.IsValidAzureTableKeyValue(rowKey))
{
path = null;
return(false);
}
path = new TableEntityPath(tableName, partitionKey, rowKey);
return(true);
}
public async Task AddAsync(T item, CancellationToken cancellationToken = default(CancellationToken))
{
// Careful:
// 1. even with upsert, all rowkeys within a batch must be unique. If they aren't, the previous items
// will be flushed.
// 2. Capture at time of Add, in case item is mutated after add.
// 3. Validate rowkey on the client so we get a nice error instead of the cryptic 400 from auzre.
string partitionKey = item.PartitionKey;
string rowKey = item.RowKey;
TableClient.ValidateAzureTableKeyValue(partitionKey);
TableClient.ValidateAzureTableKeyValue(rowKey);
Dictionary <string, IStorageTableOperation> partition;
if (!_map.TryGetValue(partitionKey, out partition))
{
if (_map.Count >= MaxPartitionWidth)
{
// Offline cache is too large. Clear some room
await FlushAsync(cancellationToken);
}
partition = new Dictionary <string, IStorageTableOperation>();
_map[partitionKey] = partition;
}
var itemCopy = Copy(item);
if (partition.ContainsKey(rowKey))
{
// Replacing item forces a flush to ensure correct eTag behaviour.
await FlushPartitionAsync(partition, cancellationToken);
// Reinitialize partition
partition = new Dictionary <string, IStorageTableOperation>();
_map[partitionKey] = partition;
}
_log.EntitiesWritten++;
if (String.IsNullOrEmpty(itemCopy.ETag))
{
partition.Add(rowKey, _table.CreateInsertOperation(itemCopy));
}
else if (itemCopy.ETag.Equals("*"))
{
partition.Add(rowKey, _table.CreateInsertOrReplaceOperation(itemCopy));
}
else
{
partition.Add(rowKey, _table.CreateReplaceOperation(itemCopy));
}
if (partition.Count >= MaxBatchSize)
{
await FlushPartitionAsync(partition, cancellationToken);
_map.Remove(partitionKey);
}
}
public static string Validate(string value)
{
TableClient.ValidateAzureTableName(value);
return(value);
}
