protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
var saveMap = saveWorkState.SaveMap;
var deletedEntities = ProcessSaves(saveMap);
if (deletedEntities.Any())
{
ProcessAllDeleted(deletedEntities);
}
ProcessAutogeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
int count;
try {
if (Context is DbContext)
{
count = ((DbContext)(object)Context).SaveChanges();
}
else
{
count = ObjectContext.SaveChanges(System.Data.Objects.SaveOptions.AcceptAllChangesAfterSave);
}
} catch (DbEntityValidationException e) {
var entityErrors = new List <EntityError>();
foreach (var eve in e.EntityValidationErrors)
{
var entity = eve.Entry.Entity;
var entityTypeName = entity.GetType().FullName;
Object[] keyValues;
var key = ObjectContext.ObjectStateManager.GetObjectStateEntry(entity).EntityKey;
if (key.EntityKeyValues != null)
{
keyValues = key.EntityKeyValues.Select(km => km.Value).ToArray();
}
else
{
var entityInfo = saveWorkState.EntitiesWithAutoGeneratedKeys.FirstOrDefault(ei => ei.Entity == entity);
if (entityInfo != null)
{
keyValues = new Object[] { entityInfo.AutoGeneratedKey.TempValue };
}
else
{
// how can this happen?
keyValues = null;
}
}
foreach (var ve in eve.ValidationErrors)
{
var entityError = new EntityError()
{
EntityTypeName = entityTypeName,
KeyValues = keyValues,
ErrorMessage = ve.ErrorMessage,
PropertyName = ve.PropertyName
};
entityErrors.Add(entityError);
}
}
saveWorkState.EntityErrors = entityErrors;
} catch (Exception) {
throw;
}
saveWorkState.KeyMappings = UpdateAutoGeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
}
/// <summary>
/// Persist the changes to the entities in the saveMap.
/// This implements the abstract method in ContextProvider.
/// Assigns saveWorkState.KeyMappings, which map the temporary keys to their real generated keys.
/// Note that this method sets session.FlushMode = FlushMode.Never, so manual flushes are required.
/// </summary>
/// <param name="saveMap">Map of Type -> List of entities of that type</param>
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
var saveMap = saveWorkState.SaveMap;
session.FlushMode = FlushMode.Never;
var tx = session.Transaction;
var hasExistingTransaction = tx.IsActive;
if (!hasExistingTransaction)
{
tx.Begin(BreezeConfig.Instance.GetTransactionSettings().IsolationLevelAs);
}
try {
// Relate entities in the saveMap to other NH entities, so NH can save the FK values.
var fixer = GetRelationshipFixer(saveMap);
var saveOrder = fixer.FixupRelationships();
// Allow subclass to process entities before we save them
saveOrder = BeforeSaveEntityGraph(saveOrder);
ProcessSaves(saveOrder);
session.Flush();
RefreshFromSession(saveMap);
if (!hasExistingTransaction)
{
tx.Commit();
}
fixer.RemoveRelationships();
}
catch (PropertyValueException pve)
{
// NHibernate can throw this
if (tx.IsActive)
{
tx.Rollback();
}
entityErrors.Add(new EntityError()
{
EntityTypeName = pve.EntityName,
ErrorMessage = pve.Message,
ErrorName = "PropertyValueException",
KeyValues = null,
PropertyName = pve.PropertyName
});
saveWorkState.EntityErrors = entityErrors;
} catch (Exception) {
if (tx.IsActive)
{
tx.Rollback();
}
throw;
} finally {
if (!hasExistingTransaction)
{
tx.Dispose();
}
}
saveWorkState.KeyMappings = UpdateAutoGeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
}
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
throw new NotImplementedException();
}
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
Context.SaveChanges(saveWorkState);
}
public Dictionary <Type, List <EntityInfo> > GetSaveMapFromSaveBundle(JObject saveBundle)
{
InitializeSaveState(saveBundle); // Sets initial EntityInfos
SaveWorkState.BeforeSave(); // Creates the SaveMap as byproduct of BeforeSave logic
return(SaveWorkState.SaveMap);
}
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
var saveMap = saveWorkState.SaveMap;
var deletedEntities = ProcessSaves(saveMap);
if (deletedEntities.Any())
{
ProcessAllDeleted(deletedEntities);
}
ProcessAutogeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
try {
DbContext.SaveChanges();
//} catch (DbEntityValidationException e) {
// var entityErrors = new List<EntityError>();
// foreach (var eve in e.EntityValidationErrors) {
// var entity = eve.Entry.Entity;
// var entityTypeName = entity.GetType().FullName;
// Object[] keyValues;
// var key = GetEntityEntry(entity).EntityKey;
// if (key.EntityKeyValues != null) {
// keyValues = key.EntityKeyValues.Select(km => km.Value).ToArray();
// } else {
// var entityInfo = saveWorkState.EntitiesWithAutoGeneratedKeys.FirstOrDefault(ei => ei.Entity == entity);
// if (entityInfo != null) {
// keyValues = new Object[] { entityInfo.AutoGeneratedKey.TempValue };
// } else {
// // how can this happen?
// keyValues = null;
// }
// }
// foreach (var ve in eve.ValidationErrors) {
// var entityError = new EntityError() {
// EntityTypeName = entityTypeName,
// KeyValues = keyValues,
// ErrorMessage = ve.ErrorMessage,
// PropertyName = ve.PropertyName
// };
// entityErrors.Add(entityError);
// }
// }
// saveWorkState.EntityErrors = entityErrors;
} catch (DataException e) {
var nextException = (Exception)e;
while (nextException.InnerException != null)
{
nextException = nextException.InnerException;
}
if (nextException == e)
{
throw;
}
else
{
//create a new exception that contains the toplevel exception
//but has the innermost exception message propogated to the top.
//For EF exceptions, this is often the most 'relevant' message.
throw new Exception(nextException.Message, e);
}
} catch (Exception) {
throw;
}
saveWorkState.KeyMappings = UpdateAutoGeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
}
/// <summary>
/// Perform your custom save to wherever you store entity data.
/// This implementation does nothing.
/// </summary>
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
}
//protected override List<KeyMapping> SaveChangesCore(Dictionary<Type, List<EntityInfo>> saveMap)
//{
// return _kernel.Get<ISummerBreezeDbContext>().SaveChanges(saveMap);
//}
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
_kernel.Get <ISummerBreezeDbContext>().SaveChanges(saveWorkState);
}
protected override void SaveChangesCore(SaveWorkState saveWorkState)
{
var saveMap = saveWorkState.SaveMap;
var deletedEntities = ProcessSaves(saveMap);
if (deletedEntities.Any())
{
ProcessAllDeleted(deletedEntities);
}
ProcessAutogeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
ProcessIdentityKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
int count;
try
{
count = Context.SaveChanges();
}
catch (DbUpdateException e)
{
var entityErrors = new List <EntityError>();
foreach (var entry in e.Entries)
{
var entity = entry.Entity;
var entityTypeName = entity.GetType().FullName;
Object[] keyValues;
var primaryKey = entry.Metadata.FindPrimaryKey();
if (primaryKey != null && entry.IsKeySet)
{
var keyNames = primaryKey.Properties.Select(k => k.Name).ToList();
keyValues = keyNames.Select(keyName => entry.Property(keyName).CurrentValue).ToArray();
}
else
{
var entityInfo = saveWorkState.EntitiesWithAutoGeneratedKeys.FirstOrDefault(ei => ei.Entity == entity);
if (entityInfo != null)
{
keyValues = new Object[] { entityInfo.AutoGeneratedKey.TempValue };
}
else
{
// how can this happen?
keyValues = null;
}
}
// EF Core 1 does not have validation errors
//foreach (var ve in eve.ValidationErrors)
//{
// var entityError = new EntityError()
// {
// EntityTypeName = entityTypeName,
// KeyValues = keyValues,
// ErrorMessage = ve.ErrorMessage,
// PropertyName = ve.PropertyName
// };
// entityErrors.Add(entityError);
//}
}
saveWorkState.EntityErrors = entityErrors;
}
catch (DataException e)
{
var nextException = (Exception)e;
while (nextException.InnerException != null)
{
nextException = nextException.InnerException;
}
if (nextException == e)
{
throw;
}
else
{
//create a new exception that contains the toplevel exception
//but has the innermost exception message propogated to the top.
//For EF exceptions, this is often the most 'relevant' message.
throw new Exception(nextException.Message, e);
}
}
catch (Exception e)
{
throw;
}
saveWorkState.KeyMappings = UpdateAutoGeneratedKeys(saveWorkState.EntitiesWithAutoGeneratedKeys);
}
