public void TestAppendObject()
{
string key = "key-1";
string content = "What goes up";
PutObjectRequestECS por = new PutObjectRequestECS()
{
BucketName = temp_bucket,
Key = key,
ContentBody = content
};
// create the object
client.PutObject(por);
// append to the object
long result = client.AppendObject(temp_bucket, key, " must come down.");
// verify the append worked
GetObjectResponse response = client.GetObject(temp_bucket, key);
Stream responseStream = response.ResponseStream;
StreamReader reader = new StreamReader(responseStream);
string readContent = reader.ReadToEnd();
Assert.AreEqual("What goes up must come down.", readContent);
Assert.AreEqual(content.Length, result);
}
public static void Main(string[] args)
{
// create the ECS S3 client
ECSS3Client s3 = ECSS3Factory.getS3Client();
// object key to create, update, and append
string key = "atomic-append.txt";
string bucketName = ECSS3Factory.S3_BUCKET; // bucket to create object in
string content = "Hello World!";
// first create an initial object
Console.WriteLine(string.Format("creating initial object {0}/{1} with content: {2}", ECSS3Factory.S3_BUCKET, key, content));
PutObjectRequestECS request = new PutObjectRequestECS()
{
BucketName = bucketName,
Key = key,
ContentBody = content
};
s3.PutObject(request);
// read object and print content
Console.WriteLine(string.Format("initial object {0}/{1} with content: [{2}]", bucketName, key, readObject(s3, bucketName, key)));
// append to the end of the object
string content2 = " ... and Universe!!";
// the offset at which our appended data was written is returned
// (this is the previous size of the object)
long appendOffset = s3.AppendObject(bucketName, key, content2);
Console.WriteLine(string.Format("append successful at offset {0}", appendOffset));
// read object and print content
Console.WriteLine(string.Format("final object {0}/{1} with content: [{2}]", bucketName, key, readObject(s3, bucketName, key)));
Console.ReadLine();
}