/// <summary>
/// Apply synchronisation local to the specified object.
/// </summary>
/// <param name="synchronised">
/// The synchronised object.
/// </param>
/// <param name="store">
/// The synchronisation store for the object.
/// </param>
/// <param name="authoritative">
/// Whether this is an authoritative synchronisation.
/// </param>
public void Apply(ISynchronised synchronised, SynchronisationStore store, bool authoritative)
{
/*
* TODO Use type information in synchronisation engine
*
* We don't yet use the type information on the synchronisation store
* for anything useful (we just do direct assignments). However, we will need
* this information in future when we want to do complex synchronisation of lists
* (where we might want to only synchronise changed values). In these scenarios
* we will need the type information available to perform better heuristics.
*/
var names = store.GetNames();
var isFields = store.GetIsFields();
for (var i = 0; i < names.Length; i++)
{
var name = names[i];
var isField = isFields[i];
if (isField)
{
this.PerformFieldAssignment(synchronised, store, authoritative, name);
}
else
{
this.PerformPropertyAssignment(synchronised, store, authoritative, name);
}
}
}
/// <summary>
/// Apply synchronisation local to the specified object.
/// </summary>
/// <param name="synchronised">
/// The synchronised object.
/// </param>
/// <param name="store">
/// The synchronisation store for the object.
/// </param>
/// <param name="authoritative">
/// Whether this is an authoritative synchronisation.
/// </param>
public void Apply(ISynchronised synchronised, SynchronisationStore store, bool authoritative)
{
/*
* TODO Use type information in synchronisation engine
*
* We don't yet use the type information on the synchronisation store
* for anything useful (we just do direct assignments). However, we will need
* this information in future when we want to do complex synchronisation of lists
* (where we might want to only synchronise changed values). In these scenarios
* we will need the type information available to perform better heuristics.
*/
var names = store.GetNames();
var isFields = store.GetIsFields();
for (var i = 0; i < names.Length; i++)
{
var name = names[i];
var isField = isFields[i];
if (isField)
{
this.PerformFieldAssignment(synchronised, store, authoritative, name);
}
else
{
this.PerformPropertyAssignment(synchronised, store, authoritative, name);
}
}
}
/// <summary>
/// Perform assignment of a property in the synchronisation process.
/// </summary>
/// <param name="synchronised">
/// The synchronised object.
/// </param>
/// <param name="store">
/// The synchronisation store for the object.
/// </param>
/// <param name="authoritative">
/// Whether this is an authoritative synchronisation.
/// </param>
/// <param name="name">
/// The name of the property to synchronise.
/// </param>
private void PerformPropertyAssignment(
ISynchronised synchronised,
SynchronisationStore store,
bool authoritative,
string name)
{
var syncProp = synchronised.GetType().GetProperty(name, BindingFlagsCombined.All);
var storeProp = store.GetType().GetProperty(name, BindingFlagsCombined.All);
if (syncProp == null)
{
return;
}
var syncValue = syncProp.GetGetMethod().Invoke(synchronised, new object[0]);
var storeValue = storeProp.GetGetMethod().Invoke(store, new object[0]);
if (authoritative)
{
if ((storeValue != null && !storeValue.Equals(syncValue)) ||
(syncValue != null && !syncValue.Equals(storeValue)))
{
Console.WriteLine(storeValue);
Console.WriteLine(syncValue);
storeProp.GetSetMethod().Invoke(store, new[] { syncValue });
}
}
else
{
syncProp.GetSetMethod().Invoke(synchronised, new[] { storeValue });
}
}
/// <summary>
/// Perform assignment of a field in the synchronisation process.
/// </summary>
/// <param name="synchronised">
/// The synchronised object.
/// </param>
/// <param name="store">
/// The synchronisation store for the object.
/// </param>
/// <param name="authoritative">
/// Whether this is an authoritative synchronisation.
/// </param>
/// <param name="name">
/// The name of the field to synchronise.
/// </param>
private void PerformFieldAssignment(
ISynchronised synchronised,
SynchronisationStore store,
bool authoritative,
string name)
{
var syncField = synchronised.GetType().GetField(name, BindingFlagsCombined.All);
var storeProp = store.GetType().GetProperty(name, BindingFlagsCombined.All);
if (syncField == null)
{
return;
}
var syncValue = syncField.GetValue(synchronised);
var storeValue = storeProp.GetGetMethod().Invoke(store, new object[0]);
if (authoritative)
{
if ((storeValue != null && !storeValue.Equals(syncValue))
|| (syncValue != null && !syncValue.Equals(storeValue)))
{
Console.WriteLine(storeValue);
Console.WriteLine(syncValue);
storeProp.GetSetMethod().Invoke(store, new[] { syncValue });
}
}
else
{
syncField.SetValue(synchronised, storeValue);
}
}
