public BeerSample(IBucket bucket) : base(bucket)
{
//Two ways of applying a filter are included in this example.
//This is by implementing IDocumentFilter and then adding explicitly.
//adding it to the DocumentFilterManager
DocumentFilterManager.SetFilter(new BreweryFilter());
}
private static void InitializeCouchbase()
{
ILoggerFactory loggerFactory = new LoggerFactory();
loggerFactory.AddNLog(new NLogProviderOptions
{
CaptureMessageTemplates = true,
CaptureMessageProperties = true
});
NLog.LogManager.LoadConfiguration("nlog.config");
_cluster = new Cluster
(
new ClientConfiguration
{
LoggerFactory = loggerFactory,
Servers = new List <Uri> {
new Uri("http://localhost:8091/")
},
Serializer = () => new CustomIdEnabledSerializer()
}
);
var authenticator = new PasswordAuthenticator("Administrator", "trustno1");
_cluster.Authenticate(authenticator);
_bucket = _cluster.OpenBucket("test");
_bucketContext = new BucketContext(_bucket);
DocumentFilterManager.SetFilter(new TestDocumentFilter());
TypeBasedSerializationConverterRegistry.Global.Add(typeof(JsonIdentityConverter), typeof(TestDocumentIdSerializationConverter));
}
/// <summary>
/// Queries the current <see cref="IBucket" /> for entities of type T. This is the target of
/// a LINQ query and requires that the associated JSON document have a type property that is the same as T.
/// </summary>
/// <typeparam name="T">An entity or POCO representing the object graph of a JSON document.</typeparam>
/// <param name="options">Options to control the returned query.</param>
/// <returns><see cref="IQueryable{T}" /> which can be used to query the bucket.</returns>
public IQueryable <T> Query <T>(BucketQueryOptions options)
{
IQueryable <T> query = new BucketQueryable <T>(Bucket, Configuration, this);
if ((options & BucketQueryOptions.SuppressFilters) == BucketQueryOptions.None)
{
query = DocumentFilterManager.ApplyFilters(query);
}
return(query);
}
public IQueryable <T> Query <T>(BucketQueryOptions options)
{
var query = _bucket.Select(p => p.Value?.Content).OfType <T>().AsQueryable();
if ((options & BucketQueryOptions.SuppressFilters) == BucketQueryOptions.None)
{
query = DocumentFilterManager.ApplyFilters(query);
}
return(query);
}
public void Map2PocoTests_Simple_Projections_TypeFilterRuntime()
{
DocumentFilterManager.SetFilter(new BreweryFilter());
var bucket = ClusterHelper.GetBucket("beer-sample");
var context = new BucketContext(bucket);
var breweries = (from b in context.Query <Brewery>()
select new { type = b.Type })
.AsEnumerable();
Assert.True(breweries.All(p => p.type == "brewery"));
}
/// <summary>
/// Creates a new BucketContext for a given Couchbase bucket.
/// </summary>
/// <param name="bucket">Bucket referenced by the new BucketContext.</param>
public BucketContext(IBucket bucket)
{
Bucket = bucket ?? throw new ArgumentNullException(nameof(bucket));
try
{
_documentFilterManager =
bucket.Cluster.ClusterServices.GetRequiredService <DocumentFilterManager>();
}
catch (InvalidOperationException)
{
throw new CouchbaseException(
$"{nameof(DocumentFilterManager)} has not been registered with the Couchbase Cluster. Be sure {nameof(LinqClusterOptionsExtensions.AddLinq)} is called on ${nameof(ClusterOptions)} during bootstrap.");
}
}
public void Map2PocoTests_Simple_Projections_TypeFilterRuntime()
{
DocumentFilterManager.SetFilter(new BreweryFilter());
using (var cluster = new Cluster(TestConfigurations.DefaultConfig()))
{
using (var bucket = cluster.OpenBucket("beer-sample"))
{
var breweries = (from b in bucket.Queryable <Brewery>()
select new { type = b.Type })
.AsEnumerable();
Assert.True(breweries.All(p => p.type == "brewery"));
}
}
}
/// <summary>
/// Creates a new BucketContext for a given Couchbase bucket.
/// </summary>
/// <param name="bucket">Bucket referenced by the new BucketContext.</param>
public BucketContext(IBucket bucket)
{
Bucket = bucket ?? throw new ArgumentNullException(nameof(bucket));
try
{
_documentFilterManager =
bucket.Cluster.ClusterServices.GetRequiredService <DocumentFilterManager>();
}
catch (InvalidOperationException)
{
throw new CouchbaseException(
$"{nameof(DocumentFilterManager)} has not been registered with the Couchbase Cluster. Be sure {nameof(LinqClusterOptionsExtensions.AddLinq)} is called on ${nameof(ClusterOptions)} during bootstrap.");
}
var myType = GetType();
if (myType != typeof(BucketContext))
{
// If this isn't a base BucketContext, fill any properties added by the inherited class
ContextMetadataCache.Instance.Get(myType).Fill(this);
}
}
internal static IQueryable <T> Queryable <T>(this IBucket bucket)
{
//TODO refactor so ClientConfiguration is injectable
return(DocumentFilterManager.ApplyFilters(new BucketQueryable <T>(bucket, new ClientConfiguration())));
}
/// <summary>
/// Queries the current <see cref="IBucket" /> for entities of type <see cref="T" />. This is the target of
/// the Linq query requires that the associated JSON document have a type property that is the same as <see cref="T" />.
/// </summary>
/// <typeparam name="T">An entity or POCO representing the object graph of a JSON document.</typeparam>
/// <returns></returns>
public IQueryable <T> Query <T>()
{
return(DocumentFilterManager.ApplyFilters(new BucketQueryable <T>(_bucket, Configuration, EnableChangeTracking)));
}
/// <summary>
/// Queries the current <see cref="IBucket" /> for entities of type T. This is the target of
/// a LINQ query and requires that the associated JSON document have a type property that is the same as T.
/// </summary>
/// <typeparam name="T">An entity or POCO representing the object graph of a JSON document.</typeparam>
/// <returns><see cref="IQueryable{T}" /> which can be used to query the bucket.</returns>
public IQueryable <T> Query <T>()
{
return(DocumentFilterManager.ApplyFilters(new BucketQueryable <T>(_bucket, Configuration, this)));
}
