/// <summary>
/// Updates child action's status to the data store.
/// </summary>
/// <param name="action"></param>
protected override void UpdateChildAction(MigrationAction action)
{
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
var changeActionQuery = context.RTChangeActionSet.Where
(ca => ca.ChangeActionId == action.ActionId);
int changeActionQueryCount = changeActionQuery.Count();
if (changeActionQueryCount == 0)
{
return;
}
Debug.Assert(changeActionQueryCount == 1);
RTChangeAction rtChangeAction = changeActionQuery.First();
bool needToUpdateRTChangeAction = false;
if (action.State == ActionState.Skipped)
{
rtChangeAction.IsSubstituted = true;
needToUpdateRTChangeAction = true;
}
if (rtChangeAction.ActionId != action.Action)
{
rtChangeAction.ActionId = action.Action;
needToUpdateRTChangeAction = true;
}
if (needToUpdateRTChangeAction)
{
context.TrySaveChanges();
}
}
}
public override IMigrationAction LoadSingleAction(long actionInternalId)
{
IMigrationAction retAction = null;
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
Guid sessionUniqueId = new Guid(Session.SessionUniqueId);
var actions =
(from ca in context.RTChangeActionSet
where ca.ChangeActionId == actionInternalId
select ca);
if (actions.Count() > 0)
{
RTChangeAction rtChangeAction = actions.First();
rtChangeAction.ChangeGroupReference.Load();
RTChangeGroup parentRTGroup = rtChangeAction.ChangeGroup;
SqlChangeGroup parentChangeGroup = new SqlChangeGroup(this);
retAction = parentChangeGroup.RealizeFromEDMWithSingleAction(parentRTGroup, rtChangeAction);
}
}
return(retAction);
}
private bool TryIgnoreNonFieldConflict(MigrationConflict conflict)
{
long targetChangeActionId;
bool retVal = WITEditEditConflictType.TryGetConflictedTargetChangeActionId(conflict.ConflictDetails, out targetChangeActionId);
if (!retVal)
{
// backward compatibility:
// old-style edit/edit conflict details does not include target change action id
// in that case, we can't find a change action to complete the anlaysis
return(false);
}
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
// find the target-side change action (should be a delta table entry)
var targetChangeActionQuery = context.RTChangeActionSet.Where(a => a.ChangeActionId == targetChangeActionId);
if (targetChangeActionQuery.Count() != 1)
{
return(false);
}
RTChangeAction targetChangeAction = targetChangeActionQuery.First();
XmlDocument targetSideChanges = new XmlDocument();
targetSideChanges.LoadXml(targetChangeAction.ActionData);
// if there are edits on the same field, we *cannot* ignore the conflict
return(!(EditOnSameField(conflict.ConflictedChangeAction.MigrationActionDescription, targetSideChanges)));
}
}
private IMigrationAction RealizeSingleActionFromEDM(
RTChangeAction runTimeChangeAction)
{
XmlDocument changeActionData = null;
if (!string.IsNullOrEmpty(runTimeChangeAction.ActionData))
{
changeActionData = new XmlDocument();
changeActionData.LoadXml(runTimeChangeAction.ActionData);
}
IMigrationItemSerializer itemSerializer = ManagerWithMigrationItemSerializers[runTimeChangeAction.ActionId];
DemandUnlocked("Cannot Create an action on a group after the initial Create");
SqlMigrationAction migrationAction = new SqlMigrationAction(
this, runTimeChangeAction.ChangeActionId, runTimeChangeAction.ActionId,
itemSerializer.LoadItem(runTimeChangeAction.SourceItem, Manager),
runTimeChangeAction.FromPath, runTimeChangeAction.ToPath, runTimeChangeAction.Version,
runTimeChangeAction.MergeVersionTo, runTimeChangeAction.ItemTypeReferenceName, changeActionData,
runTimeChangeAction.IsSubstituted ? ActionState.Skipped : ActionState.Pending);
if (!m_usePagedActions)
{
AddAction(migrationAction);
}
migrationAction.IsDirty = false;
return(migrationAction);
}
/// <summary>
/// Realize a SqlMigrationAction from DB RTChangeAction.
/// Note properties ChangeGroup, SourceItem and ActionData are not populated.
/// </summary>
/// <param name="RTChangeAction"></param>
/// <returns></returns>
internal static SqlMigrationAction RealizeFromDB(RTChangeAction RTChangeAction)
{
SqlMigrationAction migrationAction = new SqlMigrationAction(null, RTChangeAction.ChangeActionId, RTChangeAction.ActionId, null, RTChangeAction.FromPath, RTChangeAction.ToPath,
RTChangeAction.Version, RTChangeAction.MergeVersionTo, RTChangeAction.ItemTypeReferenceName, null);
return(migrationAction);
}
private ConflictResolutionResult ResolveByUpdateConversionHisotry(MigrationConflict conflict, ConflictResolutionRule rule, out List <MigrationAction> actions)
{
actions = null;
var unresolvedRslt = new ConflictResolutionResult(false, ConflictResolutionType.Other);
string tgtItemId = rule.DataFieldDictionary[HistoryNotFoundUpdateConversionHistoryAction.DATAKEY_TARGET_ITEM_ID];
string srcRevRanges = rule.DataFieldDictionary[HistoryNotFoundUpdateConversionHistoryAction.DATAKEY_SOURCE_REVISION_RANGES];
string tgtRevRanges = rule.DataFieldDictionary[HistoryNotFoundUpdateConversionHistoryAction.DATAKEY_TARGET_REVISION_RANGES];
int[] srcRevs;
int[] tgtRevs;
if (string.IsNullOrEmpty(tgtItemId) ||
!IntegerRange.TryParseRangeString(srcRevRanges, out srcRevs) ||
!IntegerRange.TryParseRangeString(srcRevRanges, out tgtRevs) ||
srcRevs == null || srcRevs.Length == 0 || tgtRevs == null || tgtRevs.Length == 0 || srcRevs.Length != tgtRevs.Length)
{
return(unresolvedRslt);
}
WorkItemHistoryNotFoundConflictType conflictType = conflict.ConflictType as WorkItemHistoryNotFoundConflictType;
Debug.Assert(null != conflictType, "conflictType is null");
WorkItemHistoryNotFoundConflictTypeDetails dtls = conflictType.GetConflictDetails(conflict);
ConversionResult convRslt = new ConversionResult(dtls.SourceMigrationSourceId, dtls.TargetMigrationSourceId);
convRslt.ChangeId = HistoryNotFoundResolutionChangeId;
convRslt.ContinueProcessing = true;
for (int i = 0; i < srcRevs.Length; ++i)
{
convRslt.ItemConversionHistory.Add(new ItemConversionHistory(dtls.SourceWorkItemID, srcRevs[i].ToString(), tgtItemId, tgtRevs[i].ToString()));
}
int sessionRunId = 0;
Guid sourceMigrationSourceId = Guid.Empty;
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
long actionInternalId = conflict.ConflictedChangeAction.ActionId;
var actionQuery = context.RTChangeActionSet.Where(a => a.ChangeActionId == actionInternalId);
if (actionQuery.Count() == 0)
{
return(unresolvedRslt);
}
RTChangeAction action = actionQuery.First();
action.ChangeGroupReference.Load();
action.ChangeGroup.SessionRunReference.Load();
sessionRunId = action.ChangeGroup.SessionRun.Id;
sourceMigrationSourceId = action.ChangeGroup.SourceUniqueId;
}
convRslt.Save(sessionRunId, sourceMigrationSourceId);
return(new ConflictResolutionResult(true, ConflictResolutionType.Other));
}
private void SkipChangeWithZeroFieldUpdates(RTChangeAction action)
{
XmlDocument doc = new XmlDocument();
doc.LoadXml(action.ActionData);
if (!ChangeContainsFieldUpdates(doc))
{
action.ChangeGroupReference.Load();
action.ChangeGroup.Status = (int)ChangeStatus.Skipped;
}
}
private bool TakeSource(MigrationConflict conflict)
{
// find the target-side change action (should be a delta table entry)
// SIDE NOTE:
// upon detection of a wit edit/edit conflict, we create
// 1. an edit/edit conflict for the source side change group/action
// 2. a chainonconflictconflict for the target side's (using the source-side conflict id as the scopehint)
// look up for target-side conflicted change action id
long targetChangeActionId;
bool retVal = WITEditEditConflictType.TryGetConflictedTargetChangeActionId(conflict.ConflictDetails, out targetChangeActionId);
if (!retVal)
{
// backward compatibility:
// old-style edit/edit conflict details does not include target change action id
// in that case, we can't find a change action to complete the anlaysis
return(false);
}
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
Debug.Assert(conflict.ConflictedChangeAction != null, "Edit/Edit conflict ConflictedCangeAction is NULL");
// Extract all fields updated in the target change action
string[] sourceSideChangedFields = ExtractFieldRefNames(conflict.ConflictedChangeAction.MigrationActionDescription);
// find the target-side change action (should be a delta table entry)
var changeActionQuery = context.RTChangeActionSet.Where(a => a.ChangeActionId == targetChangeActionId);
if (changeActionQuery.Count() != 1)
{
return(false);
}
RTChangeAction targetChangeAction = changeActionQuery.First();
// drop the source-side updated fields from the target-side change
// example:
// source side change includes Field1, Field2, Field3
// target side change includes Field1, Field2, Field5, Field 6
// By taking source, we want to migrate Field1, Field2, Field3 to target side
// Then migrate Field5, Field 6 to source side, i.e. dropping Field1, Field2
XmlDocument targetSideChanges = new XmlDocument();
targetSideChanges.LoadXml(targetChangeAction.ActionData);
DropFields(targetSideChanges, sourceSideChangedFields);
// update result for target change
targetChangeAction.ActionData = targetSideChanges.OuterXml;
SkipChangeWithZeroFieldUpdates(targetChangeAction);
context.TrySaveChanges();
return(true);
}
}
private bool TakeTarget(MigrationConflict conflict)
{
// look up for target-side conflicted change action id
long targetChangeActionId;
bool retVal = WITEditEditConflictType.TryGetConflictedTargetChangeActionId(conflict.ConflictDetails, out targetChangeActionId);
if (!retVal)
{
// backward compatibility:
// old-style edit/edit conflict details does not include target change action id
// in that case, we can't find a change action to complete the anlaysis
return(false);
}
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
Debug.Assert(conflict.ConflictedChangeAction != null, "Edit/Edit conflict ConflictedCangeAction is NULL");
// find the target-side change action (should be a delta table entry)
var changeActionQuery = context.RTChangeActionSet.Where(a => a.ChangeActionId == targetChangeActionId);
if (changeActionQuery.Count() != 1)
{
return(false);
}
RTChangeAction targetChangeAction = changeActionQuery.First();
// Extract all fields updated in the target change action
XmlDocument targetSideChanges = new XmlDocument();
targetSideChanges.LoadXml(targetChangeAction.ActionData);
string[] targetSideChangedFields = ExtractFieldRefNames(targetSideChanges);
// drop the target-side updated fields from the source-side change
// example:
// target side change includes Field1, Field2, Field3
// source side change includes Field1, Field2, Field5, Field 6
// By taking target, we want to migrate Field1, Field2, Field3 to source side
// Then migrate Field5, Field 6 to target side, i.e. dropping Field1, Field2
DropFields(conflict.ConflictedChangeAction.MigrationActionDescription, targetSideChangedFields);
// update result for source change
if (!ChangeContainsFieldUpdates(conflict.ConflictedChangeAction.MigrationActionDescription))
{
conflict.ConflictedChangeAction.ChangeGroup.Status = ChangeStatus.Skipped;
conflict.ConflictedChangeAction.ChangeGroup.Save();
}
// since we will return ConflictResolutionType.UpdatedConflictedChangeAction, conflict manager will update the conflicted change action for us
return(true);
}
}
public override ReadOnlyCollection <KeyValuePair <MigrationAction, MigrationAction> > DetectContentConflict()
{
List <KeyValuePair <MigrationAction, MigrationAction> > conflictActions = new List <KeyValuePair <MigrationAction, MigrationAction> >();
Dictionary <long, SqlChangeGroup> loadedChangeGroups = new Dictionary <long, SqlChangeGroup>();
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
foreach (VCContentConflictResult contentConflictResults in context.QueryContentConflict(SourceId, new Guid(Session.SessionUniqueId)))
{
RTChangeAction migrationInstructionAction =
context.RTChangeActionSet.Where(a => a.ChangeActionId == contentConflictResults.MigrationInstructionChangeActionId).First();
RTChangeAction deltaAction =
context.RTChangeActionSet.Where(a => a.ChangeActionId == contentConflictResults.DeltaChangeActionId).First();
SqlMigrationAction conflictActionSource = SqlMigrationAction.RealizeFromDB(migrationInstructionAction);
if (loadedChangeGroups.ContainsKey(migrationInstructionAction.ChangeGroupId))
{
conflictActionSource.ChangeGroup = loadedChangeGroups[migrationInstructionAction.ChangeGroupId];
}
else
{
RTChangeGroup migrationInstructionChangeGroup = context.RTChangeGroupSet.Where(c => c.Id == migrationInstructionAction.ChangeGroupId).First();
SqlChangeGroup conflictChangeGroupSource = new SqlChangeGroup(this);
conflictChangeGroupSource.RealizeFromEDMWithSingleAction(migrationInstructionChangeGroup, migrationInstructionAction);
loadedChangeGroups.Add(migrationInstructionAction.ChangeGroupId, conflictChangeGroupSource);
conflictActionSource.ChangeGroup = conflictChangeGroupSource;
}
SqlMigrationAction conflictActionTarget = SqlMigrationAction.RealizeFromDB(deltaAction);
if (loadedChangeGroups.ContainsKey(deltaAction.ChangeGroupId))
{
conflictActionTarget.ChangeGroup = loadedChangeGroups[deltaAction.ChangeGroupId];
}
else
{
RTChangeGroup deltaChangeGroup = context.RTChangeGroupSet.Where(c => c.Id == deltaAction.ChangeGroupId).First();
SqlChangeGroup conflictChangeGroupTarget = new SqlChangeGroup(this);
conflictChangeGroupTarget.RealizeFromEDMWithSingleAction(deltaChangeGroup, deltaAction);
loadedChangeGroups.Add(deltaAction.ChangeGroupId, conflictChangeGroupTarget);
conflictActionTarget.ChangeGroup = conflictChangeGroupTarget;
}
conflictActions.Add(new KeyValuePair <MigrationAction, MigrationAction>(conflictActionSource, conflictActionTarget));
}
}
return(conflictActions.AsReadOnly());
}
/// <summary>
/// bulk save sliced child change actions
/// </summary>
/// <param name="page">a page/slice of child change actions</param>
internal void BatchSaveChangeActions(IList <IMigrationAction> page)
{
Debug.Assert(m_runTimeChangeGroup != null);
const int bulkChangeActionInsertionSize = 1000;
int changeActionCount = 0;
int pageIndex = 0;
while (pageIndex < page.Count)
{
using (RuntimeEntityModel context = RuntimeEntityModel.CreateInstance())
{
RTChangeGroup rtChangeGroupCache = getNativeRTChangeGroup(context);
Debug.Assert(null != rtChangeGroupCache);
while (pageIndex < page.Count && changeActionCount < bulkChangeActionInsertionSize)
{
SqlMigrationAction action = page[pageIndex] as SqlMigrationAction;
Debug.Assert(null != action);
// cache "Dirty" flag, as assignin 'this' to its ChangeGroup will set the flag to true
bool actionWasDirty = action.IsDirty;
action.ChangeGroup = this;
if (!action.IsPersisted)
{
IMigrationItemSerializer serializer = ManagerWithMigrationItemSerializers[action.Action];
action.CreateNew(serializer);
context.AddToRTChangeActionSet(action.RTChangeAction);
action.RTChangeAction.ChangeGroup = rtChangeGroupCache;
++changeActionCount;
}
else if (actionWasDirty)
{
IMigrationItemSerializer serializer = ManagerWithMigrationItemSerializers[action.Action];
RTChangeAction rtChangeAction = action.RTChangeAction;
if (null != rtChangeAction)
{
rtChangeAction = context.GetObjectByKey(rtChangeAction.EntityKey) as RTChangeAction;
}
else
{
rtChangeAction = context.RTChangeActionSet.Where(ca => ca.ChangeActionId == action.ActionId).First();
}
rtChangeAction.Recursivity = action.Recursive;
rtChangeAction.IsSubstituted = action.State == ActionState.Skipped ? true : false;
rtChangeAction.ActionId = action.Action;
rtChangeAction.SourceItem = serializer.SerializeItem(action.SourceItem);
rtChangeAction.ToPath = action.Path;
rtChangeAction.ItemTypeReferenceName = action.ItemTypeReferenceName;
rtChangeAction.FromPath = action.FromPath;
rtChangeAction.Version = action.Version;
rtChangeAction.MergeVersionTo = action.MergeVersionTo;
if (action.MigrationActionDescription != null &&
action.MigrationActionDescription.DocumentElement != null)
{
rtChangeAction.ActionData = action.MigrationActionDescription.DocumentElement.OuterXml;
}
++changeActionCount;
}
++pageIndex;
}
context.TrySaveChanges();
changeActionCount = 0;
}
}
}
public IMigrationAction RealizeFromEDMWithSingleAction(RTChangeGroup runTimeChangeGroup, RTChangeAction runTimeChangeAction)
{
RealizeChangeGroupProperties(runTimeChangeGroup);
UseOtherSideMigrationItemSerializers = true;
switch (Status)
{
case ChangeStatus.ChangeCreationInProgress:
case ChangeStatus.Delta:
case ChangeStatus.DeltaComplete:
case ChangeStatus.DeltaPending:
case ChangeStatus.DeltaSynced:
UseOtherSideMigrationItemSerializers = false;
break;
default:
break;
}
return(RealizeSingleActionFromEDM(runTimeChangeAction));
}
public ChangeActionViewModel(RTChangeAction changeAction)
{
m_changeAction = changeAction;
}
internal override void CreateNew(IMigrationItemSerializer serializer)
{
// TODO: Consider renaming local RTChangeAction property to avoid conflict
if (null == serializer)
{
throw new InvalidOperationException("IMigrationItem serializer is not registered");
}
m_RTChangeAction = Microsoft.TeamFoundation.Migration.EntityModel.RTChangeAction.CreateRTChangeAction
(ChangeGroup.ChangeGroupId, ActionId, Recursive, (State == ActionState.Skipped), 1, Action,
serializer.SerializeItem(SourceItem), Path, false, ItemTypeReferenceName);
m_RTChangeAction.FromPath = FromPath;
m_RTChangeAction.Version = this.Version;
m_RTChangeAction.MergeVersionTo = this.MergeVersionTo;
if (MigrationActionDescription != null && MigrationActionDescription.DocumentElement != null)
{
m_RTChangeAction.ActionData = MigrationActionDescription.DocumentElement.OuterXml;
}
m_RTChangeAction.PropertyChanged +=
new System.ComponentModel.PropertyChangedEventHandler(RTChangeAction_PropertyChanged);
/*
* Debug.Assert(ActionId == -1);
*
* MigrationSqlTransaction sqlTrx = (MigrationSqlTransaction)trx;
*
* using (SqlCommand cmd = sqlTrx.CreateCommand())
* {
* cmd.CommandType = CommandType.StoredProcedure;
* cmd.CommandText = "prc_iiCreateActionData";
*
* cmd.Parameters.Add("@ChangeGroupID", SqlDbType.Int).Value = ChangeGroup.ChangeGroupId;
*
* cmd.Parameters.Add("@Order", SqlDbType.Int).Value = Order;
*
* cmd.Parameters.Add("@State", SqlDbType.Int).Value = State;
*
* cmd.Parameters.Add("@SourceItem", SqlDbType.Xml).Value
* = (SourceItem != null) ? (object)ChangeGroup.Manager.SourceSerializer.SerializeItem(SourceItem) : (object)DBNull.Value;
*
* cmd.Parameters.Add("@TargetSourceItem", SqlDbType.Xml).Value
* = (TargetSourceItem != null) ? (object)ChangeGroup.Manager.TargetSerializer.SerializeItem(TargetSourceItem) : (object)DBNull.Value;
*
* cmd.Parameters.Add("@TargetTargetItem", SqlDbType.Xml).Value
* = (TargetTargetItem != null) ? (object)ChangeGroup.Manager.TargetSerializer.SerializeItem(TargetTargetItem) : (object)DBNull.Value;
*
* cmd.Parameters.Add("@BasicAction", SqlDbType.Int).Value = Action;
* cmd.Parameters.Add("@Recursivity", SqlDbType.Bit).Value = Recursive;
*
* cmd.Parameters.Add("@Label", SqlDbType.NVarChar).Value
* = (Label != null) ? Label : (object)DBNull.Value;
*
* cmd.Parameters.Add("@Version", SqlDbType.NVarChar).Value
* = (Version != null) ? Version : (object)DBNull.Value;
*
* cmd.Parameters.Add("@MergeVersionTo", SqlDbType.NVarChar).Value
* = (MergeVersionTo != null) ? MergeVersionTo : (object)DBNull.Value;
*
* int identity;
* if (DataAccessManager.TryExecuteScalar<int>(cmd, out identity))
* {
* ActionId = identity;
* }
* else
* {
* throw new MigrationException(MigrationToolkitResources.FailureCreatingNewActionRow);
* }
* }*/
}
