public XDocument ExecuteQuery(Store store, string sparqlQueryString, CommitPointViewModel targetCommitPoint)
{
var client = BrightstarService.GetClient(_connectionString);
try
{
if (targetCommitPoint == null)
{
using (var resultsStream = client.ExecuteQuery(store.Location, sparqlQueryString))
{
XDocument result = XDocument.Load(resultsStream);
return(result);
}
}
var commitPoint = client.GetCommitPoint(store.Location, targetCommitPoint.CommitTime);
if (commitPoint == null)
{
throw new Exception("Could not retrieve specified commit point from store.");
}
using (var resultsStream = client.ExecuteQuery(commitPoint, sparqlQueryString))
{
XDocument result = XDocument.Load(resultsStream);
return(result);
}
}
catch (BrightstarClientException brightstarClientException)
{
ExtractSyntaxError(brightstarClientException.InnerException);
throw new SparqlQueryException(brightstarClientException);
}
catch (Exception ex)
{
throw new SparqlQueryException(ex);
}
}
public void RevertToCommitPoint(Store store, CommitPointViewModel targetCommitPoint)
{
if (targetCommitPoint == null)
{
return;
}
var client = BrightstarService.GetClient(ConnectionString);
var commitPoint = client.GetCommitPoint(store.Location, targetCommitPoint.CommitTime);
if (commitPoint == null)
{
throw new ApplicationException(String.Format("Could not find commit point for {0} (ID: {1})", targetCommitPoint.CommitTime, targetCommitPoint.Id));
}
client.RevertToCommitPoint(store.Location, commitPoint);
}
public void RevertToCommitPoint(CommitPointViewModel targetCommitPoint)
{
Source.RevertToCommitPoint(this, targetCommitPoint);
}
public XDocument ExecuteSparql(string sparqlQueryString, CommitPointViewModel targetCommitPoint)
{
return Source.ExecuteQuery(this, sparqlQueryString, targetCommitPoint);
}
public void RevertToCommitPoint(CommitPointViewModel targetCommitPoint)
{
Source.RevertToCommitPoint(this, targetCommitPoint);
}
public XDocument ExecuteSparql(string sparqlQueryString, CommitPointViewModel targetCommitPoint)
{
return(Source.ExecuteQuery(this, sparqlQueryString, targetCommitPoint));
}
public void RevertToCommitPoint(Store store, CommitPointViewModel targetCommitPoint)
{
if (targetCommitPoint == null) return;
var client = BrightstarService.GetClient(ConnectionString);
var commitPoint = client.GetCommitPoint(store.Location, targetCommitPoint.CommitTime);
if (commitPoint == null)
{
throw new ApplicationException(String.Format("Could not find commit point for {0} (ID: {1})", targetCommitPoint.CommitTime, targetCommitPoint.Id));
}
client.RevertToCommitPoint(store.Location, commitPoint);
}
public XDocument ExecuteQuery(Store store, string sparqlQueryString, CommitPointViewModel targetCommitPoint)
{
var client = BrightstarService.GetClient(_connectionString);
try
{
if (targetCommitPoint == null)
{
using (var resultsStream = client.ExecuteQuery(store.Location, sparqlQueryString))
{
XDocument result = XDocument.Load(resultsStream);
return result;
}
}
else
{
var commitPoint = client.GetCommitPoint(store.Location, targetCommitPoint.CommitTime);
if (commitPoint == null)
{
throw new Exception("Could not retrieve specified commit point from store.");
}
using(var resultsStream = client.ExecuteQuery(commitPoint, sparqlQueryString))
{
XDocument result = XDocument.Load(resultsStream);
return result;
}
}
}
catch (BrightstarClientException brightstarClientException)
{
ExtractSyntaxError(brightstarClientException.InnerException);
throw new SparqlQueryException(brightstarClientException);
}
catch (Exception ex)
{
throw new SparqlQueryException(ex);
}
}
