protected void Validate(AssertionVariable assertionVariable)
{
Invariant(!string.IsNullOrEmpty(assertionVariable.Name), string.Format(
CommonStrings.XMustNotBeNull, "AssertionVariable.Name"));
Invariant(!string.IsNullOrEmpty(assertionVariable.Definition), string.Format(
CommonStrings.XMustNotBeNull, "AssertionVariable.Definition"));
}
private void ReadXml(Assertion assertion)
{
Check.Require(assertion!=null, "assertion must not be null.");
reader.ReadStartElement();
reader.MoveToContent();
if (reader.LocalName == "tag")
{
assertion.Tag = reader.ReadElementContentAsString("tag", OpenEhrNamespace);
reader.MoveToContent();
}
if (reader.LocalName == "string_expression")
{
assertion.StringExpression = reader.ReadElementContentAsString("string_expression", OpenEhrNamespace);
reader.MoveToContent();
}
if (reader.LocalName != "expression")
throw new InvalidXmlException("expression" + reader.LocalName);
string expressionType = reader.GetAttribute("type", XsiNamespace);
ExprItem expression = AmFactory.ExprItem(expressionType);
this.ReadXml(expression);
assertion.Expression = expression;
if (reader.LocalName == "variables")
{
assertion.Variables = new OpenEhr.AssumedTypes.List<AssertionVariable>();
do
{
AssertionVariable variable = new AssertionVariable();
this.ReadXml(variable);
assertion.Variables.Add(variable);
} while (reader.LocalName == "variables");
DesignByContract.Check.Assert(assertion.Variables.Count > 0, "variableList must not be empty.");
}
DesignByContract.Check.Assert(reader.NodeType == System.Xml.XmlNodeType.EndElement,
"Expected endElement of Assertion");
reader.ReadEndElement();
reader.MoveToContent();
}
private void ReadXml(AssertionVariable assertionVariable)
{
Check.Require(assertionVariable != null, "assertionVariable must not be null.");
reader.ReadStartElement();
reader.MoveToContent();
if (reader.LocalName != "name")
throw new InvalidXmlException("name" + reader.LocalName);
assertionVariable.Name = reader.ReadElementContentAsString("name", OpenEhrNamespace);
reader.MoveToContent();
if (reader.LocalName != "definition")
throw new InvalidXmlException("definition" + reader.LocalName);
assertionVariable.Definition = reader.ReadElementContentAsString("definition", OpenEhrNamespace);
reader.MoveToContent();
DesignByContract.Check.Assert(reader.NodeType == System.Xml.XmlNodeType.EndElement,
"Expected endElement of AssertionVairable");
reader.ReadEndElement();
reader.MoveToContent();
}
private void WriteXml(AssertionVariable assertionVariable)
{
Check.Require(assertionVariable != null, string.Format(CommonStrings.XMustNotBeNull, "assertionVariable"));
Check.Require(!string.IsNullOrEmpty(assertionVariable.Name), string.Format(CommonStrings.XMustNotBeNullOrEmpty, "assertionVariable.Name"));
Check.Require(!string.IsNullOrEmpty(assertionVariable.Definition), string.Format(CommonStrings.XMustNotBeNullOrEmpty, "assertionVariable.Definition"));
writer.WriteElementString(UseOpenEhrPrefix(writer), "name", OpenEhrNamespace, assertionVariable.Name);
writer.WriteElementString(UseOpenEhrPrefix(writer), "definition", OpenEhrNamespace, assertionVariable.Definition);
}