public static CodeStatement BuildAddColumnStatement(Type type, PropertyColumn column)
{
Type memberType = TypeReflector.GetMemberType(type, column.PropertyName);
if (memberType.IsGenericType && memberType.GetGenericTypeDefinition() == typeof(Nullable <>))
{
memberType = memberType.GetGenericArguments()[0];
}
CodeMethodInvokeExpression e = new CodeMethodInvokeExpression(new CodeSnippetExpression("dt.Columns"), "Add", new CodeExpression[] {
new CodePrimitiveExpression(column.ColumnName),
new CodeTypeOfExpression(memberType)
});
return(new CodeExpressionStatement(e));
}
private static Type BuildAdapter(Type type, string name, IEnumerable <PropertyColumn> columns)
{
CodeDomProvider cdp = new Microsoft.CSharp.CSharpCodeProvider();
CodeCompileUnit ccu = BuildCompileUnit(type, name, columns);
CompilerParameters param = new CompilerParameters();
List <Type> allTypes = new TypeReflector().GetAllTypes(type);
foreach (Type t in allTypes)
{
string assemblyPath = t.Assembly.Location;
if (param.ReferencedAssemblies.Contains(assemblyPath))
{
continue;
}
param.ReferencedAssemblies.Add(assemblyPath);
}
param.ReferencedAssemblies.Add(typeof(IDataTableAdapter <>).Assembly.Location);
param.ReferencedAssemblies.Add(typeof(DataTable).Assembly.Location);
param.ReferencedAssemblies.Add(typeof(IListSource).Assembly.Location);
param.ReferencedAssemblies.Add(typeof(IXmlSerializable).Assembly.Location);
#if DEBUG
param.TempFiles.KeepFiles = true;
param.IncludeDebugInformation = true;
#endif
CompilerResults cr = cdp.CompileAssemblyFromDom(param, ccu);
if (cr.Errors.Count > 0)
{
foreach (object error in cr.Errors)
{
global::System.Diagnostics.Debug.WriteLine(error);
}
throw new Exception(Resources.CodeGenerationError);
}
return(cr.CompiledAssembly.GetType(_namespace + "." + name));
}