/// <summary>
/// Construct Fact
/// </summary>
/// <param name="ID"></param>
/// <param name="xPath"></param>
/// <param name="valueType"></param>
/// <param name="modelId"></param>
/// <param name="parent"></param>
//[System.Diagnostics.DebuggerHidden]
public Fact(string ID, int priority, string xPath, Type valueType, string modelId)
: base(ID, priority)
{
//xml
IEvidenceValue x = new Xml(xPath, valueType, modelId);
EvidenceValue = x;
}
public void node2()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address", typeof(XmlNode), modelname);
RuleEngine.Evidence.EvidenceValue.Xml y = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/dis", typeof(XmlNode), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
y.Changed += Changed;
y.ModelLookup += ModelLookup;
x.Evaluate();
y.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = y.Value;
Assert.AreEqual("dis", ((XmlNode)x.Value).Name);
Assert.AreEqual(true, changed);
}
public void clone1()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
Assert.Equal("Joe", x.Value);
Assert.Equal(true, changed);
//clone
RuleEngine.Evidence.EvidenceValue.Xml y = (RuleEngine.Evidence.EvidenceValue.Xml)x.Clone();
y.Changed += Changed;
y.ModelLookup += ModelLookup;
//change the model, update this xpath expression.
changed = false;
model["person"]["firstname"].InnerText = "bob";
y.Evaluate();
Assert.Equal(true, changed);
Assert.Equal("bob", (string)y.Value);
}
public void modelupdate1()
{
//init variables
modelname = "xml.xml";
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
//init model
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
x.Evaluate();
Assert.Equal(true, changed);
Assert.Equal("Joe", (string)x.Value);
//change the model, dont update this xpath expression.
changed = false;
model["person"]["address"].InnerText = "bob";
x.Evaluate();
Assert.Equal(false, changed);
Assert.Equal("Joe", (string)x.Value);
}
public void boolean1()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address/attribute::node()[name(.)='optional']", typeof(bool), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
Assert.AreEqual(true, x.Value);
Assert.AreEqual(true, changed);
}
public void boolean1()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address/attribute::node()[name(.)='optional']", typeof(bool), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
Assert.Equal(true, x.Value);
Assert.Equal(true, changed);
}
public void string3()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
Assert.Equal("Joe", x.Value);
Assert.Equal(true, changed);
}
public void boolean6()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address/@optional", typeof(bool), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = false;
Assert.Equal(false, x.Value);
Assert.Equal(true, changed);
}
public void double8()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/pin/attribute::node()[name(.)='id']", typeof(double), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = 555;
Assert.Equal(555, x.Value);
Assert.Equal(true, changed);
}
public void modelUpdate3()
{
//init variables
modelname = "xml.xml";
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
RuleEngine.Evidence.EvidenceValue.Xml y = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
y.Changed += Changed;
y.ModelLookup += ModelLookup;
//init model
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
x.Evaluate();
y.Evaluate();
changed = false;
x.Value = "JOEJOE";
Assert.True((string)x.Value == "JOEJOE");
Assert.True((string)y.Value != "JOEJOE");
if (changed)
{
x.Evaluate();
y.Evaluate();
}
Assert.True((string)x.Value == "JOEJOE");
Assert.True((string)y.Value == "JOEJOE");
}
private static void LoadFacts(ROM rom, XmlDocument document)
{
XmlNodeList facts = document.SelectNodes("RuleEngine/Facts//Fact");
foreach (XmlNode factNode in facts)
{
string id = factNode.Attributes["id"].Value;
string type = factNode.Attributes["type"].Value;
string desc = factNode.Attributes["desc"].Value;
string modelId = factNode.Attributes["modelId"].Value;
Type valueType = null;
//ensure same rule wont be entered twice
if (rom[id]!=null)
throw new Exception("Fact has already been loaded: " + id);
//determine priority
int priority = 500;
if (factNode.Attributes["priority"]!=null)
priority = Int32.Parse(factNode.Attributes["priority"].Value);
IFact fact = null;
if (factNode["xpath"].InnerText != String.Empty)
{
//determine xpath
string xpath = factNode["xpath"].InnerText;
//determine value type
switch (type) //deterrmine the type of value returned by xpath
{
case "double":
valueType = typeof(double);
break;
case "boolean":
valueType = typeof(bool);
break;
case "string":
valueType = typeof(string);
break;
default:
throw new Exception("Invalid type: " + id + " " + type);
}
//determine value
Xml x = new Xml(xpath, valueType, modelId);
//create fact and add it to the rom
fact = new Fact(id, priority, xpath, valueType, modelId);
}
else
{
/*
//determine value type
switch (type) //deterrmine the type of value returned by xpath
{
case "double":
valueType = typeof(double);
break;
case "boolean":
valueType = typeof(bool);
break;
case "string":
valueType = typeof(string);
break;
default:
throw new Exception("Invalid type: " + id + " " + type);
}
//determine value
Naked x = new Naked(value, valueType);
//create fact and add it to the rom
fact = new Fact(id, priority, valueType,);
*/
}
rom.AddEvidence(fact);
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
//[System.Diagnostics.DebuggerHidden]
public object Clone()
{
Xml xml = new Xml(xPath, valueType, modelId);
return xml;
}
public void double8()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/pin/attribute::node()[name(.)='id']", typeof(double), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = 555;
Assert.AreEqual(555, x.Value);
Assert.AreEqual(true, changed);
}
public void string6()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address/@optional", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = "false";
Assert.AreEqual("false", x.Value);
Assert.AreEqual(true, changed);
}
public void string3()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
x.Evaluate();
Assert.AreEqual("Joe", x.Value);
Assert.AreEqual(true, changed);
}
public void node2()
{
modelname = "xml.xml";
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/address", typeof(XmlNode), modelname);
RuleEngine.Evidence.EvidenceValue.Xml y = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/dis", typeof(XmlNode), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
y.Changed += Changed;
y.ModelLookup += ModelLookup;
x.Evaluate();
y.Evaluate();
//change the value and see if it was updated
changed = false;
x.Value = y.Value;
Assert.AreEqual("dis", ((XmlNode)x.Value).Name );
Assert.AreEqual(true, changed);
}
public void modelUpdate3()
{
//init variables
modelname = "xml.xml";
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
RuleEngine.Evidence.EvidenceValue.Xml y = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
y.Changed += Changed;
y.ModelLookup += ModelLookup;
//init model
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
x.Evaluate();
y.Evaluate();
changed = false;
x.Value = "JOEJOE";
Assert.IsTrue((string)x.Value == "JOEJOE");
Assert.IsTrue((string)y.Value != "JOEJOE");
if (changed)
{
x.Evaluate();
y.Evaluate();
}
Assert.IsTrue((string)x.Value == "JOEJOE");
Assert.IsTrue((string)y.Value == "JOEJOE");
}
public void modelupdate2()
{
//init variables
modelname = "xml.xml";
changed = false;
RuleEngine.Evidence.EvidenceValue.Xml x = new RuleEngine.Evidence.EvidenceValue.Xml("/root/person/firstname/text()", typeof(string), modelname);
x.Changed += Changed;
x.ModelLookup += ModelLookup;
//init model
XmlDocument doc = new XmlDocument();
doc.Load(AppDomain.CurrentDomain.BaseDirectory + @"\..\..\Xml\" + modelname);
model = doc.DocumentElement;
x.Evaluate();
Assert.AreEqual(true, changed);
Assert.AreEqual("Joe", (string)x.Value);
//change the model, update this xpath expression.
changed = false;
model["person"]["firstname"].InnerText = "bob";
x.Evaluate();
Assert.AreEqual(true, changed);
Assert.AreEqual("bob", (string)x.Value);
}
