<SerializableAttribute()>
Public Class StaticLayerDataset 
   Inherits Dataset

Dim instance As StaticLayerDataset

[SerializableAttribute()]
public class StaticLayerDataset : Dataset 

System.Text.StringBuilder sb = new System.Text.StringBuilder();
 
LayerCollection lyrColl = mapView.Layers;
FeatureLayer fLayer;
ImageLayer iLayer;
 
foreach (Layer layer in lyrColl)
{
    fLayer = layer as FeatureLayer;
    if (fLayer != null)
    {
        if (fLayer.Dataset is ESRI.ArcGIS.ADF.IMS.Data.StaticLayerDataset)
            sb.AppendFormat("{0}<br/>", fLayer.Name);
    }
    else
    {
        iLayer = layer as ImageLayer;
        if (iLayer != null)
        {
            if (iLayer.Dataset is ESRI.ArcGIS.ADF.IMS.Data.StaticLayerDataset)
                sb.AppendFormat("{0}<br/>", iLayer.Name);
        }
    }
}
 
Label1.Text = sb.ToString();

Dim sb As New System.Text.StringBuilder()
 
Dim lyrColl As LayerCollection = mapView.Layers
Dim fLayer As FeatureLayer 
Dim iLayer As ImageLayer 
 
For Each layer As Layer In lyrColl
 
    If Typeof layer Is FeatureLayer Then
    
        fLayer = CType(layer, FeatureLayer)
 
        If Typeof fLayer.Dataset Is ESRI.ArcGIS.ADF.IMS.Data.StaticLayerDataset Then
            sb.AppendFormat("{0}<br/>", fLayer.Name)
        End If
    
    ElseIf Typeof layer Is ImageLayer Then
        
        iLayer = CType(layer, ImageLayer)
        
        If Typeof iLayer.Dataset Is ESRI.ArcGIS.ADF.IMS.Data.StaticLayerDataset Then
            sb.AppendFormat("{0}<br/>", iLayer.Name)
        End If
 
    End If
Next
 
Label1.Text = sb.ToString()