public void readExternal(BinaryReader in_renamed, PrototypeFactory pf)
{
id = (XPathQName)ExtUtil.read(in_renamed, typeof(XPathQName));
ArrayList v = (ArrayList)ExtUtil.read(in_renamed, new ExtWrapListPoly(), pf);
args = new XPathExpression[v.Count];
for (int i = 0; i < args.Length; i++)
{
args[i] = (XPathExpression)v[i];
}
}
public Boolean equals(Object o)
{
if (o is XPathQName)
{
XPathQName x = (XPathQName)o;
return(ExtUtil.Equals(namespace_, x.namespace_) && name.Equals(x.name));
}
else
{
return(false);
}
}
public override bool Equals(System.Object o)
{
if (o is XPathQName)
{
XPathQName x = (XPathQName)o;
return(ExtUtil.equals(namespace_Renamed, x.namespace_Renamed) && name.Equals(x.name));
}
else
{
return(false);
}
}
//UPGRADE_TODO: Class 'java.io.DataInputStream' was converted to 'System.IO.BinaryReader' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javaioDataInputStream'"
public virtual void readExternal(System.IO.BinaryReader in_Renamed, PrototypeFactory pf)
{
axis = ExtUtil.readInt(in_Renamed);
test = ExtUtil.readInt(in_Renamed);
switch (test)
{
case TEST_NAME: name = (XPathQName)ExtUtil.read(in_Renamed, typeof(XPathQName)); break;
case TEST_NAMESPACE_WILDCARD: namespace_Renamed = ExtUtil.readString(in_Renamed); break;
case TEST_TYPE_PROCESSING_INSTRUCTION: literal = ((System.String)ExtUtil.read(in_Renamed, new ExtWrapNullable(typeof(System.String)))); break;
}
System.Collections.ArrayList v = (System.Collections.ArrayList)ExtUtil.read(in_Renamed, new ExtWrapListPoly(), pf);
predicates = new XPathExpression[v.Count];
for (int i = 0; i < predicates.Length; i++)
{
predicates[i] = (XPathExpression)v[i];
}
}
public void readExternal(BinaryReader in_, PrototypeFactory pf)
{
id = (XPathQName)ExtUtil.read(in_, typeof(XPathQName));
}
} //for deserialization
public XPathVariableReference(XPathQName id)
{
this.id = id;
}
public XPathStep(int axis, XPathQName name) : this(axis, TEST_NAME)
{
this.name = name;
}
} //for deserialization
public XPathFuncExpr(XPathQName id, XPathExpression[] args)
{
this.id = id;
this.args = args;
}
/**
*
*/
public Object pivot(FormInstance model, EvaluationContext evalContext, List <Object> pivots, Object sentinal)
{
String name = this.id.ToString();
//for now we'll assume that all that functions do is return the composition of their components
Object[] argVals = new Object[args.Length];
//Identify whether this function is an identity: IE: can reflect back the pivot sentinal with no modification
String[] identities = new String[] { "string-length" };
Boolean id = false;
foreach (String identity in identities)
{
if (identity.Equals(name))
{
id = true;
}
}
//get each argument's pivot
for (int i = 0; i < args.Length; i++)
{
argVals[i] = args[i].pivot(model, evalContext, pivots, sentinal);
}
Boolean pivoted = false;
//evaluate the pivots
for (int i = 0; i < argVals.Length; ++i)
{
if (argVals[i] == null)
{
//one of our arguments contained pivots,
pivoted = true;
}
else if (sentinal.Equals(argVals[i]))
{
//one of our arguments is the sentinal, return the sentinal if possible
if (id)
{
return(sentinal);
}
else
{
//This function modifies the sentinal in a way that makes it impossible to capture
//the pivot.
throw new UnpivotableExpressionException();
}
}
}
if (pivoted)
{
if (id)
{
return(null);
}
else
{
//This function modifies the sentinal in a way that makes it impossible to capture
//the pivot.
throw new UnpivotableExpressionException();
}
}
//TODO: Inner eval here with eval'd args to improve speed
return(eval(model, evalContext));
}
//UPGRADE_TODO: Class 'java.io.DataInputStream' was converted to 'System.IO.BinaryReader' which has a different behavior. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1073_javaioDataInputStream'"
public override void readExternal(System.IO.BinaryReader in_Renamed, PrototypeFactory pf)
{
id = (XPathQName)ExtUtil.read(in_Renamed, typeof(XPathQName));
}
