internal SwDm3rdPartyStream(ISwDMDocument19 doc, string name, AccessType_e access)
: base(AccessTypeHelper.GetIsWriting(access), false)
{
m_Doc = doc;
m_Name = name;
m_IsActive = false;
try
{
var stream = m_Doc.Get3rdPartyStorage(name, AccessTypeHelper.GetIsWriting(access)) as IStream;
if (stream != null)
{
Load(stream);
m_IsActive = true;
}
else
{
throw new Exception("Stream doesn't exist");
}
}
catch
{
m_Doc.Release3rdPartyStorage(m_Name);
throw;
}
Seek(0, SeekOrigin.Begin);
}
internal SwDm3rdPartyStorage(ISwDMDocument19 doc, string name, AccessType_e access)
: base(AccessTypeHelper.GetIsWriting(access))
{
m_Doc = doc;
m_Name = name;
m_IsActive = false;
try
{
var storage = m_Doc.Get3rdPartyStorageStore(name, AccessTypeHelper.GetIsWriting(access)) as IComStorage;
if (storage != null)
{
Load(storage);
m_IsActive = true;
}
else
{
throw new Exception("Storage doesn't exist");
}
}
catch
{
m_Doc.Release3rdPartyStorageStore(m_Name);
throw;
}
}
internal Sw3rdPartyStorage(IModelDoc2 model, string name, AccessType_e access)
: base(AccessTypeHelper.GetIsWriting(access))
{
m_Model = model;
m_Name = name;
m_IsActive = false;
try
{
var storage = model.Extension.IGet3rdPartyStorageStore(name, AccessTypeHelper.GetIsWriting(access)) as IComStorage;
if (storage != null)
{
Load(storage);
m_IsActive = true;
}
else
{
throw new Exception("Storage doesn't exist");
}
}
catch
{
m_Model.Extension.IRelease3rdPartyStorageStore(m_Name);
throw;
}
}
public static IStorage TryOpenStorage(this IXDocument doc, string name, AccessType_e access)
{
try
{
return(doc.OpenStorage(name, access));
}
catch
{
return(null);
}
}
public static bool GetIsWriting(AccessType_e type)
{
switch (type)
{
case AccessType_e.Write:
return(true);
case AccessType_e.Read:
return(false);
default:
throw new NotSupportedException();
}
}