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MessageDataExtensions.cs
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117 lines (98 loc) · 4.91 KB
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// Copyright 2007-2015 Chris Patterson, Dru Sellers, Travis Smith, et. al.
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use
// this file except in compliance with the License. You may obtain a copy of the
// License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
namespace MassTransit
{
using System;
using System.IO;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using MessageData;
public static class MessageDataExtensions
{
public static async Task<MessageData<string>> PutString(this IMessageDataRepository repository, string value,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
if (value == null)
return new EmptyMessageData<string>();
byte[] bytes = Encoding.UTF8.GetBytes(value);
using (var ms = new MemoryStream(bytes, false))
{
Uri address = await repository.Put(ms, default(TimeSpan?), cancellationToken).ConfigureAwait(false);
return new ConstantMessageData<string>(address, value);
}
}
public static async Task<MessageData<byte[]>> PutBytes(this IMessageDataRepository repository, byte[] bytes,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
using (var ms = new MemoryStream(bytes, false))
{
Uri address = await repository.Put(ms, default(TimeSpan?), cancellationToken).ConfigureAwait(false);
return new ConstantMessageData<byte[]>(address, bytes);
}
}
public static async Task<MessageData<string>> PutString(this IMessageDataRepository repository, string value, TimeSpan timeToLive,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
if (value == null)
return new EmptyMessageData<string>();
byte[] bytes = Encoding.UTF8.GetBytes(value);
using (var ms = new MemoryStream(bytes, false))
{
Uri address = await repository.Put(ms, timeToLive, cancellationToken).ConfigureAwait(false);
return new ConstantMessageData<string>(address, value);
}
}
public static async Task<MessageData<byte[]>> PutBytes(this IMessageDataRepository repository, byte[] bytes, TimeSpan timeToLive,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
using (var ms = new MemoryStream(bytes, false))
{
Uri address = await repository.Put(ms, timeToLive, cancellationToken).ConfigureAwait(false);
return new ConstantMessageData<byte[]>(address, bytes);
}
}
public static async Task<MessageData<string>> GetString(this IMessageDataRepository repository, Uri address,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
using (var ms = new MemoryStream())
{
Stream stream = await repository.Get(address, cancellationToken).ConfigureAwait(false);
await stream.CopyToAsync(ms).ConfigureAwait(false);
return new ConstantMessageData<string>(address, Encoding.UTF8.GetString(ms.ToArray()));
}
}
public static async Task<MessageData<byte[]>> GetBytes(this IMessageDataRepository repository, Uri address,
CancellationToken cancellationToken = default(CancellationToken))
{
if (repository == null)
throw new ArgumentNullException(nameof(repository));
using (var ms = new MemoryStream())
{
Stream stream = await repository.Get(address, cancellationToken).ConfigureAwait(false);
await stream.CopyToAsync(ms).ConfigureAwait(false);
return new ConstantMessageData<byte[]>(address, ms.ToArray());
}
}
}
}