public IJSVsaItem this[string itemName]
{
[PermissionSet(SecurityAction.LinkDemand, Name = "FullTrust")]
get
{
if (this.isClosed)
{
throw new JSVsaException(JSVsaError.EngineClosed);
}
if (itemName != null)
{
int num = 0;
int count = this.items.Count;
while (num < count)
{
IJSVsaItem item = (IJSVsaItem)this.items[num];
if (item.Name.Equals(itemName))
{
return(item);
}
num++;
}
}
throw new JSVsaException(JSVsaError.ItemNotFound);
}
}
public virtual bool Compile()
{
bool isEngineCompiled;
this.TryObtainLock();
try
{
this.Preconditions(Pre.EngineInitialised | Pre.RootNamespaceSet | Pre.EngineNotRunning | Pre.EngineNotClosed);
bool flag = false;
int num = 0;
int count = this.vsaItems.Count;
while (!flag && (num < count))
{
IJSVsaItem item1 = this.vsaItems[num];
flag = this.vsaItems[num].ItemType == JSVsaItemType.Code;
num++;
}
if (!flag)
{
throw this.Error(JSVsaError.EngineClosed);
}
try
{
this.ResetCompiledState();
this.isEngineCompiled = this.DoCompile();
}
catch (JSVsaException)
{
throw;
}
catch (Exception exception)
{
throw new JSVsaException(JSVsaError.InternalCompilerError, exception.ToString(), exception);
}
if (this.isEngineCompiled)
{
this.haveCompiledState = true;
this.failedCompilation = false;
this.compiledRootNamespace = this.rootNamespace;
}
isEngineCompiled = this.isEngineCompiled;
}
finally
{
this.ReleaseLock();
}
return(isEngineCompiled);
}
public virtual void RemoveItem(IJSVsaItem item)
{
int num = 0;
int count = this.items.Count;
while (num < count)
{
VsaItem item2 = (VsaItem)this.items[num];
if (item2 == item)
{
item2.Remove();
this.items.Remove(num);
return;
}
num++;
}
throw new JSVsaException(JSVsaError.ItemNotFound);
}
public void Remove(string itemName)
{
if (this.isClosed)
{
throw new JSVsaException(JSVsaError.EngineClosed);
}
this.TryObtainLock();
try
{
if (itemName == null)
{
throw new ArgumentNullException("itemName");
}
int index = 0;
int count = this.items.Count;
while (index < count)
{
IJSVsaItem item = (IJSVsaItem)this.items[index];
if (item.Name.Equals(itemName))
{
((VsaItem)item).Remove();
this.items.RemoveAt(index);
this.engine.IsDirty = true;
if (item is VsaStaticCode)
{
this.staticCodeBlockCount--;
}
return;
}
index++;
}
throw new JSVsaException(JSVsaError.ItemNotFound);
}
finally
{
this.ReleaseLock();
}
}
public IJSVsaItem CreateItem(string name, JSVsaItemType itemType, JSVsaItemFlag itemFlag)
{
IJSVsaItem item2;
if (this.isClosed)
{
throw new JSVsaException(JSVsaError.EngineClosed);
}
if (this.engine.IsRunning)
{
throw new JSVsaException(JSVsaError.EngineRunning);
}
this.TryObtainLock();
try
{
if ((itemType != JSVsaItemType.Reference) && !this.engine.IsValidIdentifier(name))
{
throw new JSVsaException(JSVsaError.ItemNameInvalid);
}
foreach (object obj2 in this.items)
{
if (((VsaItem)obj2).Name.Equals(name))
{
throw new JSVsaException(JSVsaError.ItemNameInUse);
}
}
IJSVsaItem item = null;
switch (itemType)
{
case JSVsaItemType.Reference:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
break;
case JSVsaItemType.AppGlobal:
if (itemFlag != JSVsaItemFlag.None)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_00E3;
case JSVsaItemType.Code:
if (itemFlag == JSVsaItemFlag.Class)
{
throw new JSVsaException(JSVsaError.ItemFlagNotSupported);
}
goto Label_010E;
default:
goto Label_012A;
}
item = new VsaReference(this.engine, name);
goto Label_012A;
Label_00E3:
item = new VsaHostObject(this.engine, name, JSVsaItemType.AppGlobal);
((VsaHostObject)item).isVisible = true;
goto Label_012A;
Label_010E:
item = new VsaStaticCode(this.engine, name, itemFlag);
this.staticCodeBlockCount++;
Label_012A:
if (item != null)
{
this.items.Add(item);
}
else
{
throw new JSVsaException(JSVsaError.ItemTypeNotSupported);
}
this.engine.IsDirty = true;
item2 = item;
}
finally
{
this.ReleaseLock();
}
return(item2);
}
public virtual void RemoveItem(IJSVsaItem item)
{
int num = 0;
int count = this.items.Count;
while (num < count)
{
VsaItem item2 = (VsaItem) this.items[num];
if (item2 == item)
{
item2.Remove();
this.items.Remove(num);
return;
}
num++;
}
throw new JSVsaException(JSVsaError.ItemNotFound);
}
