/// <summary>
/// Safely add the index to the RavenDB database, protect against possible failures caused by documented
/// and undocumented possibilities of failure.
/// Will throw iff index registration failed and index doesn't exist or it exists but with a non-current definition.
/// </summary>
/// <param name="store"></param>
/// <param name="index"></param>
internal static void SafelyCreateIndex(IDocumentStore store, AbstractIndexCreationTask index)
{
try
{
index.Execute(store);
}
catch (Exception) // Apparently ArgumentException can be thrown as well as a WebException; not taking any chances
{
var getIndexOp = new GetIndexOperation(index.IndexName);
var existingIndex = store.Maintenance.Send(getIndexOp);
if (existingIndex == null || !index.CreateIndexDefinition().Equals(existingIndex))
{
throw;
}
}
}
/// <summary>
/// Executes the index creation against the specified document database using the specified conventions
/// </summary>
public virtual void Execute(IDocumentStore documentStore, DocumentConvention documentConvention)
{
Conventions = documentConvention;
var indexDefinition = CreateIndexDefinition();
var requestExecuter = documentStore.GetRequestExecuter(documentStore.DefaultDatabase);
JsonOperationContext jsonOperationContext;
requestExecuter.ContextPool.AllocateOperationContext(out jsonOperationContext);
if (documentConvention.PrettifyGeneratedLinqExpressions)
{
var getIndexOperation = new GetIndexOperation(jsonOperationContext);
var getCommand = getIndexOperation.CreateRequest(IndexName);
if (getCommand != null)
{
requestExecuter.Execute(getCommand, jsonOperationContext);
getIndexOperation.SetResult(getCommand.Result);
}
var serverIndexDefinition = getIndexOperation.IndexDefinitionResult;
if (serverIndexDefinition != null) //TODO iftah && CurrentOrLegacyIndexDefinitionEquals(documentConvention, serverIndexDefinition, indexDefinition))
{
//AfterExecute(databaseCommands, documentConvention);
return;
}
}
var putIndexOperation = new PutIndexOperation(jsonOperationContext);
var putCommand = putIndexOperation.CreateRequest(documentConvention, IndexName, indexDefinition);
if (putCommand != null)
{
requestExecuter.Execute(putCommand, jsonOperationContext);
putIndexOperation.SetResult(putCommand.Result);
}
/*if (Priority != null)
* databaseCommands.SetIndexPriority(IndexName, Priority.Value);
*
* AfterExecute(databaseCommands, documentConvention);*/
}
void CreateIndexes(IDocumentStore store)
{
foreach (var index in indexesToCreate)
{
try
{
index.Execute(store);
}
catch (Exception) // Apparently ArgumentException can be thrown as well as a WebException; not taking any chances
{
var getIndexOp = new GetIndexOperation(index.IndexName);
var existingIndex = store.Maintenance.Send(getIndexOp);
if (existingIndex == null || !index.CreateIndexDefinition().Equals(existingIndex))
{
throw;
}
}
}
}
