private static void InitMainEngine()
{
IBinder binderObject = null;
if (binder) {
if (csharpBinder) {
String code;
using (StreamReader sr = File.OpenText(RuleBaseFile + ".ccb")) code = sr.ReadToEnd();
binderObject = CSharpBinderFactory.LoadFromString("NxBRE.StressTests." + ActiveRule.ToUpper() + "_Binder" , code);
}
else {
binderObject = new FlowEngineBinder(RuleBaseFile + ".xbre", BindingTypes.BeforeAfter);
}
}
MAIN_IE.LoadRuleBase(new RuleML09NafDatalogAdapter(RuleBaseFile, System.IO.FileAccess.Read), binderObject);
}
public void LoadRuleBase(MainForm mf, string uri, bool onlyFacts)
{
IBinder binder = null;
// give priority to custom compiled binders
if (File.Exists(uri + ".ccb")) {
up.lastBinderClassName = mf.PromptForString("C# Custom Binder - " + uri + ".ccb",
"Enter the fully qualified name of the binder class:",
up.lastBinderClassName);
binder = CSharpBinderFactory.LoadFromFile(up.lastBinderClassName, uri + ".ccb");
}
else if (File.Exists(uri + ".vcb")) {
up.lastBinderClassName = mf.PromptForString("VB.NET Custom Binder - " + uri + ".vcb",
"Enter the fully qualified name of the binder class:",
up.lastBinderClassName);
binder = VisualBasicBinderFactory.LoadFromFile(up.lastBinderClassName, uri + ".vcb");
}
else if (File.Exists(uri + ".xbre")) {
bool isBeforeAfter = mf.AskYesNoQuestion("Flow Engine Binder - " + uri + ".xbre",
uri + ".xbre\n\nIs this binder running in Before/After mode ?\n\n(No would mean that it runs in Control Process mode)");
binder = new FlowEngineBinder(uri + ".xbre", isBeforeAfter?BindingTypes.BeforeAfter:BindingTypes.Control);
}
if (!onlyFacts) ie = new IEImpl(binder);
switch(Path.GetExtension(uri).ToLower()) {
case ".ruleml":
try {
if (onlyFacts) ie.LoadFacts(new RuleML09NafDatalogAdapter(uri, FileAccess.Read));
else ie.LoadRuleBase(new RuleML09NafDatalogAdapter(uri, FileAccess.Read));
}
catch(Exception firstAttemptException) {
try {
if (onlyFacts) ie.LoadFacts(new RuleML086NafDatalogAdapter(uri, FileAccess.Read));
else ie.LoadRuleBase(new RuleML086NafDatalogAdapter(uri, FileAccess.Read));
}
catch(Exception) {
try {
if (onlyFacts) ie.LoadFacts(new RuleML086DatalogAdapter(uri, FileAccess.Read));
else ie.LoadRuleBase(new RuleML086DatalogAdapter(uri, FileAccess.Read));
}
catch(Exception) {
try {
if (onlyFacts) ie.LoadFacts(new RuleML08DatalogAdapter(uri, FileAccess.Read));
else ie.LoadRuleBase(new RuleML08DatalogAdapter(uri, FileAccess.Read));
} catch(Exception) {
// the fall-back policy failed, hence throw the original exception
throw firstAttemptException;
}
}
}
}
break;
case ".hrf":
if (onlyFacts) ie.LoadFacts(new HRF086Adapter(uri, FileAccess.Read));
else ie.LoadRuleBase(new HRF086Adapter(uri, FileAccess.Read));
break;
case ".vdx":
string[] selectedPages = mf.PromptForVisioPageNameSelection(Visio2003Adapter.GetPageNames(uri));
if (selectedPages != null) {
if (onlyFacts) ie.LoadFacts(new Visio2003Adapter(uri, FileAccess.Read, selectedPages));
else ie.LoadRuleBase(new Visio2003Adapter(uri, FileAccess.Read, (DialogResult.Yes == MessageBox.Show(mf,
"Is your Visio rule base using strict syntax?",
"Visio strictness",
MessageBoxButtons.YesNo,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button2)), selectedPages));
}
break;
default:
throw new Exception(Path.GetExtension(uri) + " is an unknown extension.");
}
}
