本文整理汇总了C#中System.Data.DbContext.GetObjectContext方法的典型用法代码示例。如果您正苦于以下问题:C# DbContext.GetObjectContext方法的具体用法?C# DbContext.GetObjectContext怎么用?C# DbContext.GetObjectContext使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类System.Data.DbContext
的用法示例。
在下文中一共展示了DbContext.GetObjectContext方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: PreSaveChanges
/// <summary>Pre save changes.</summary>
/// <param name="audit">The audit to use to add changes made to the context.</param>
/// <param name="context">The context used to audits and saves all changes made.</param>
public static void PreSaveChanges(Audit audit, DbContext context)
{
#if EF5 || EF6
var objectContext = context.GetObjectContext();
objectContext.DetectChanges();
var changes = objectContext.ObjectStateManager.GetObjectStateEntries(EntityState.Added | EntityState.Modified | EntityState.Deleted);
foreach (var objectStateEntry in changes)
{
if (objectStateEntry.IsRelationship)
{
if (objectStateEntry.State == EntityState.Added && audit.Configuration.IncludeRelationAdded)
{
AuditRelationAdded(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Deleted && audit.Configuration.IncludeRelationDeleted)
{
AuditRelationDeleted(audit, objectStateEntry);
}
}
else
{
if (objectStateEntry.State == EntityState.Added && audit.Configuration.IncludeEntityAdded)
{
AuditEntityAdded(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Deleted && audit.Configuration.IncludeEntityDeleted)
{
AuditEntityDeleted(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Modified && audit.Configuration.IncludeEntityModified)
{
AuditEntityModified(audit, objectStateEntry);
}
}
}
#elif EF7
context.ChangeTracker.DetectChanges();
var manager = context.ChangeTracker.GetStateManager();
var entries = manager.Entries;
foreach (var entry in entries)
{
if (entry.EntityState == EntityState.Added)
{
}
else if (entry.EntityState == EntityState.Deleted)
{
}
else if (entry.EntityState == EntityState.Modified)
{
}
}
#endif
}
示例2: PreSaveChanges
/// <summary>Pre save changes.</summary>
/// <param name="audit">The audit to use to add changes made to the context.</param>
/// <param name="context">The context used to audits and saves all changes made.</param>
public static void PreSaveChanges(Audit audit, DbContext context)
{
var objectContext = context.GetObjectContext();
objectContext.DetectChanges();
var changes = objectContext.ObjectStateManager.GetObjectStateEntries(EntityState.Added | EntityState.Modified | EntityState.Deleted);
foreach (var objectStateEntry in changes)
{
if (objectStateEntry.IsRelationship)
{
if (objectStateEntry.State == EntityState.Added && audit.Configuration.IncludeRelationshipAdded)
{
AuditRelationAdded(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Deleted && audit.Configuration.IncludeRelationshipDeleted)
{
AuditRelationDeleted(audit, objectStateEntry);
}
}
else
{
if (objectStateEntry.State == EntityState.Added && audit.Configuration.IncludeEntityAdded)
{
AuditEntityAdded(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Deleted && audit.Configuration.IncludeEntityDeleted)
{
AuditEntityDeleted(audit, objectStateEntry);
}
else if (objectStateEntry.State == EntityState.Modified && audit.Configuration.IncludeEntityModified)
{
AuditEntityModified(audit, objectStateEntry);
}
}
}
}