private void TestXmlSerialization(SparqlResult r, bool fullEquality)
{
Console.WriteLine("Input: " + r.ToString());
System.IO.StringWriter writer = new System.IO.StringWriter();
XmlSerializer serializer = new XmlSerializer(typeof(SparqlResult));
serializer.Serialize(writer, r);
Console.WriteLine("Serialized Form:");
Console.WriteLine(writer.ToString());
SparqlResult s = serializer.Deserialize(new StringReader(writer.ToString())) as SparqlResult;
Console.WriteLine("Deserialized Form: " + s.ToString());
Console.WriteLine();
if (fullEquality)
{
Assert.AreEqual(r, s, "Results should be equal");
}
else
{
Assert.AreEqual(r.ToString(), s.ToString(), "String forms should be equal");
}
}
private void TestDataContractSerialization(SparqlResult r, bool fullEquality)
{
Console.WriteLine("Input: " + r.ToString());
System.IO.StringWriter writer = new System.IO.StringWriter();
DataContractSerializer serializer = new DataContractSerializer(typeof(SparqlResult));
serializer.WriteObject(new XmlTextWriter(writer), r);
Console.WriteLine("Serialized Form:");
Console.WriteLine(writer.ToString());
SparqlResult s = serializer.ReadObject(XmlTextReader.Create(new StringReader(writer.ToString()))) as SparqlResult;
Console.WriteLine("Deserialized Form: " + s.ToString());
Console.WriteLine();
if (fullEquality)
{
Assert.Equal(r, s);
}
else
{
Assert.Equal(r.ToString(), s.ToString());
}
}
private void TestBinarySerialization(SparqlResult r, bool fullEquality)
{
MemoryStream stream = new MemoryStream();
BinaryFormatter serializer = new BinaryFormatter(null, new StreamingContext());
serializer.Serialize(stream, r);
stream.Seek(0, SeekOrigin.Begin);
Console.WriteLine("Serialized Form:");
StreamReader reader = new StreamReader(stream);
Console.WriteLine(reader.ReadToEnd());
stream.Seek(0, SeekOrigin.Begin);
SparqlResult s = serializer.Deserialize(stream) as SparqlResult;
reader.Close();
if (fullEquality)
{
Assert.AreEqual(r, s, "Results should be equal");
}
else
{
Assert.AreEqual(r.ToString(), s.ToString(), "String forms should be equal");
}
stream.Dispose();
}
public State ParseSparqlResultSetToState(SparqlResultSet resultSet)
{
if (resultSet != null)
{
if (resultSet.Count > 1)
{
return(State.Alarm());
}
else if (resultSet.Count == 1)
{
SparqlResult result = resultSet[0];
var resultString = result["state"].ToString();
OnNewLogMessage(result.ToString().Substring(29));
return(ParseResultStringToState(resultString));
}
else if (resultSet.Count == 0)
{
return(State.Good());
}
}
return(State.Undefined());
}
/// <summary>
/// Formats a SPARQL Result using this Formatter to format the Node values for each Variable
/// </summary>
/// <param name="result">SPARQL Result</param>
/// <returns></returns>
public override String Format(SparqlResult result)
{
return(result.ToString(this));
}
/// <summary>
/// Formats a SPARQL Result for the given format.
/// </summary>
/// <param name="result">SPARQL Result.</param>
/// <returns></returns>
public virtual String Format(SparqlResult result)
{
return(result.ToString(this));
}
/// <summary>
/// A callback interface that gets called by SemWeb when results are sent
/// back from a remote SPARQL source. This gets each unique set of bindings
/// in turn. It can either store the results or deserialise them on the spot.
/// </summary>
/// <returns>true if the deserialiser was able to use the result or false otherwise</returns>
protected override void ProcessResult(SparqlResult result)
{
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("Got Result {0}.", result.ToString());
}
#line default
#endregion
if (IsSelectMember(SelectExpression))
{
IncomingResults.Add(ExtractMemberAccess(result));
return;
}
if (originalType == null) throw new LinqToRdfException("need ontology type to create");
object t;
IEnumerable<MemberInfo> props = GetPropertiesToPopulate(originalType, instanceType);
if (originalType == instanceType)
{
#region not using a projection
t = Activator.CreateInstance(instanceType);
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("created new instance of {0}.", t.GetType().Name);
}
#line default
#endregion
AssignDataContext(t as OwlInstanceSupertype, DataContext);
AssignInstanceUri(t as OwlInstanceSupertype, InstanceName, result);
foreach (PropertyInfo pi in props)
{
if (pi.PropertyType.IsGenericType &&
pi.PropertyType.GetGenericTypeDefinition().Name.StartsWith("Entity"))
continue;
try
{
PopulateProperty(result, t, pi);
}
catch (ArgumentException ae)
{
#region Tracing
#line hidden
if (Logger.IsErrorEnabled)
{
Logger.ErrorEx("Unable to populate property " + pi.Name, ae);
Logger.Error("continuing");
}
#line default
#endregion
}
catch (Exception e)
{
#region Tracing
#line hidden
if (Logger.IsErrorEnabled)
{
Logger.ErrorEx("Unable to populate property " + pi.Name, e);
}
#line default
#endregion
return;
}
}
#endregion
}
else
{
#region using a projection
var args = new List<object>();
foreach (PropertyInfo pi in props)
{
try
{
if (result.HasValue(pi.Name))
{
if (result[pi.Name] != null)
{
string vVal = result[pi.Name].ToString();
vVal = RemoveEnclosingQuotesOnString(vVal, pi);
if (IsXsdtEncoded(vVal))
vVal = DecodeXsdtString(vVal);
args.Add(Convert.ChangeType(vVal, pi.PropertyType));
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
return;
}
}
t = Activator.CreateInstance(instanceType, args.ToArray());
#endregion
}
if (Distinct)
{
if (ObjectIsUniqueSoFar(t as OwlInstanceSupertype))
IncomingResults.Add(t);
}
else
IncomingResults.Add(t);
return;
}
/// <summary>
/// A callback interface that gets called by SemWeb when results are sent
/// back from a remote SPARQL source. This gets each unique set of bindings
/// in turn. It can either store the results or deserialise them on the spot.
/// </summary>
/// <returns>true if the deserialiser was able to use the result or false otherwise</returns>
protected override void ProcessResult(SparqlResult result)
{
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("Got Result {0}.", result.ToString());
}
#line default
#endregion
if (IsSelectMember(SelectExpression))
{
IncomingResults.Add(ExtractMemberAccess(result));
return;
}
if (originalType == null)
{
throw new LinqToRdfException("need ontology type to create");
}
object t;
IEnumerable <MemberInfo> props = GetPropertiesToPopulate(originalType, instanceType);
if (originalType == instanceType)
{
#region not using a projection
t = Activator.CreateInstance(instanceType);
#region Tracing
#line hidden
if (Logger.IsDebugEnabled)
{
Logger.Debug("created new instance of {0}.", t.GetType().Name);
}
#line default
#endregion
AssignDataContext(t as OwlInstanceSupertype, DataContext);
AssignInstanceUri(t as OwlInstanceSupertype, InstanceName, result);
foreach (PropertyInfo pi in props)
{
if (pi.PropertyType.IsGenericType &&
pi.PropertyType.GetGenericTypeDefinition().Name.StartsWith("Entity"))
{
continue;
}
try
{
PopulateProperty(result, t, pi);
}
catch (ArgumentException ae)
{
#region Tracing
#line hidden
if (Logger.IsErrorEnabled)
{
Logger.ErrorEx("Unable to populate property " + pi.Name, ae);
Logger.Error("continuing");
}
#line default
#endregion
}
catch (Exception e)
{
#region Tracing
#line hidden
if (Logger.IsErrorEnabled)
{
Logger.ErrorEx("Unable to populate property " + pi.Name, e);
}
#line default
#endregion
return;
}
}
#endregion
}
else
{
#region using a projection
var args = new List <object>();
foreach (PropertyInfo pi in props)
{
try
{
if (result.HasValue(pi.Name))
{
if (result[pi.Name] != null)
{
string vVal = result[pi.Name].ToString();
vVal = RemoveEnclosingQuotesOnString(vVal, pi);
if (IsXsdtEncoded(vVal))
{
vVal = DecodeXsdtString(vVal);
}
args.Add(Convert.ChangeType(vVal, pi.PropertyType));
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
return;
}
}
t = Activator.CreateInstance(instanceType, args.ToArray());
#endregion
}
if (Distinct)
{
if (ObjectIsUniqueSoFar(t as OwlInstanceSupertype))
{
IncomingResults.Add(t);
}
}
else
{
IncomingResults.Add(t);
}
return;
}
/// <summary>
/// Formats a SPARQL Result using this Formatter to format the Node values for each Variable
/// </summary>
/// <param name="result">SPARQL Result</param>
/// <returns></returns>
public virtual String Format(SparqlResult result)
{
return result.ToString(this);
}
/// <summary>
/// Formats a SPARQL Result using this Formatter to format the Node values for each Variable
/// </summary>
/// <param name="result">SPARQL Result</param>
/// <returns></returns>
public override String Format(SparqlResult result)
{
return result.ToString(this);
}
