This commit is contained in:
2008-08-12 11:23:45 +00:00
parent f42f176ae9
commit 25458190e6
4 changed files with 191 additions and 119 deletions

View File

@@ -36,32 +36,40 @@ namespace VEPROMS.CSLA.Library
private static readonly log4net.ILog _MyLog = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
#endregion
#region Collection
protected static List<DocumentInfo> _AllList = new List<DocumentInfo>();
private static Dictionary<string, List<DocumentInfo>> _AllByPrimaryKey = new Dictionary<string, List<DocumentInfo>>();
private static List<DocumentInfo> _CacheList = new List<DocumentInfo>();
protected static void AddToCache(DocumentInfo documentInfo)
{
if (!_CacheList.Contains(documentInfo)) _CacheList.Add(documentInfo); // In AddToCache
}
protected static void RemoveFromCache(DocumentInfo documentInfo)
{
while (_CacheList.Contains(documentInfo)) _CacheList.Remove(documentInfo); // In RemoveFromCache
}
private static Dictionary<string, List<DocumentInfo>> _CacheByPrimaryKey = new Dictionary<string, List<DocumentInfo>>();
private static void ConvertListToDictionary()
{
List<DocumentInfo> remove = new List<DocumentInfo>();
foreach (DocumentInfo tmp in _AllList)
foreach (DocumentInfo tmp in _CacheList)
{
if (!_AllByPrimaryKey.ContainsKey(tmp.DocID.ToString()))
if (!_CacheByPrimaryKey.ContainsKey(tmp.DocID.ToString()))
{
_AllByPrimaryKey[tmp.DocID.ToString()] = new List<DocumentInfo>(); // Add new list for PrimaryKey
_CacheByPrimaryKey[tmp.DocID.ToString()] = new List<DocumentInfo>(); // Add new list for PrimaryKey
}
_AllByPrimaryKey[tmp.DocID.ToString()].Add(tmp); // Add to Primary Key list
_CacheByPrimaryKey[tmp.DocID.ToString()].Add(tmp); // Add to Primary Key list
remove.Add(tmp);
}
foreach (DocumentInfo tmp in remove)
_AllList.Remove(tmp);
RemoveFromCache(tmp);
}
internal static void AddList(DocumentInfoList lst)
{
foreach (DocumentInfo item in lst) _AllList.Add(item);
foreach (DocumentInfo item in lst) AddToCache(item);
}
public static DocumentInfo GetExistingByPrimaryKey(int docID)
protected static DocumentInfo GetCachedByPrimaryKey(int docID)
{
ConvertListToDictionary();
string key = docID.ToString();
if (_AllByPrimaryKey.ContainsKey(key)) return _AllByPrimaryKey[key][0];
if (_CacheByPrimaryKey.ContainsKey(key)) return _CacheByPrimaryKey[key][0];
return null;
}
#endregion
@@ -187,11 +195,11 @@ namespace VEPROMS.CSLA.Library
return _DocumentEntries;
}
}
internal void RefreshDocumentEntries()
public void RefreshDocumentEntries()
{
ConvertListToDictionary();
if (_AllByPrimaryKey.ContainsKey(_DocID.ToString()))
foreach (DocumentInfo tmp in _AllByPrimaryKey[_DocID.ToString()])
if (_CacheByPrimaryKey.ContainsKey(_DocID.ToString()))
foreach (DocumentInfo tmp in _CacheByPrimaryKey[_DocID.ToString()])
tmp._DocumentEntryCount = -1; // This will cause the data to be requeried
}
// TODO: Replace base DocumentInfo.ToString function as necessary
@@ -215,24 +223,23 @@ namespace VEPROMS.CSLA.Library
#endregion
#region Factory Methods
private static int _DocumentInfoUnique = 0;
private int _MyDocumentInfoUnique;
private static int DocumentInfoUnique
{ get { return ++_DocumentInfoUnique; } }
private int _MyDocumentInfoUnique = DocumentInfoUnique;
public int MyDocumentInfoUnique
{
get { return _MyDocumentInfoUnique; }
}
private DocumentInfo()
{ get { return _MyDocumentInfoUnique; } }
protected DocumentInfo()
{/* require use of factory methods */
_MyDocumentInfoUnique = ++_DocumentInfoUnique;
_AllList.Add(this);
AddToCache(this);
}
public void Dispose()
{
_AllList.Remove(this);
if (!_AllByPrimaryKey.ContainsKey(DocID.ToString())) return;
List<DocumentInfo> listDocumentInfo = _AllByPrimaryKey[DocID.ToString()]; // Get the list of items
listDocumentInfo.Remove(this); // Remove the item from the list
RemoveFromCache(this);
if (!_CacheByPrimaryKey.ContainsKey(DocID.ToString())) return;
List<DocumentInfo> listDocumentInfo = _CacheByPrimaryKey[DocID.ToString()]; // Get the list of items
while (listDocumentInfo.Contains(this)) listDocumentInfo.Remove(this); // Remove the item from the list
if (listDocumentInfo.Count == 0) // If there are no items left in the list
_AllByPrimaryKey.Remove(DocID.ToString()); // remove the list
_CacheByPrimaryKey.Remove(DocID.ToString()); // remove the list
}
public virtual Document Get()
{
@@ -242,11 +249,11 @@ namespace VEPROMS.CSLA.Library
{
string key = tmp.DocID.ToString();
ConvertListToDictionary();
if (_AllByPrimaryKey.ContainsKey(key))
foreach (DocumentInfo tmpInfo in _AllByPrimaryKey[key])
if (_CacheByPrimaryKey.ContainsKey(key))
foreach (DocumentInfo tmpInfo in _CacheByPrimaryKey[key])
tmpInfo.RefreshFields(tmp);
}
private void RefreshFields(Document tmp)
protected virtual void RefreshFields(Document tmp)
{
_LibTitle = tmp.LibTitle;
_DocContent = tmp.DocContent;
@@ -263,13 +270,17 @@ namespace VEPROMS.CSLA.Library
// throw new System.Security.SecurityException("User not authorized to view a Document");
try
{
DocumentInfo tmp = GetExistingByPrimaryKey(docID);
DocumentInfo tmp = GetCachedByPrimaryKey(docID);
if (tmp == null)
{
tmp = DataPortal.Fetch<DocumentInfo>(new PKCriteria(docID));
if (!_AllList.Contains(tmp)) _AllList.Add(tmp);
AddToCache(tmp);
}
if (tmp.ErrorMessage == "No Record Found")
{
tmp.Dispose(); // Clean-up DocumentInfo
tmp = null;
}
if (tmp.ErrorMessage == "No Record Found") tmp = null;
return tmp;
}
catch (Exception ex)
@@ -281,7 +292,6 @@ namespace VEPROMS.CSLA.Library
#region Data Access Portal
internal DocumentInfo(SafeDataReader dr)
{
_MyDocumentInfoUnique = ++_DocumentInfoUnique;
if (_MyLog.IsDebugEnabled) _MyLog.DebugFormat("[{0}] DocumentInfo.Constructor", GetHashCode());
try
{