private bool compNodeSetNumerical(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize;
double d;
try {
d = right.evalNumber(vn);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = left.evalNodeSet(vn)) != -1)
{
//i1 = getStringVal(vn,i);
if (compareVNumber2(i, vn, d, op))
{
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return(true);
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
left.reset(vn);
return(false);
} catch (Exception e) {
throw new System.SystemException("Undefined behavior");
}
}
public override int evalNodeSet(VTDNav vn)
{
// if tne predicate require context size
// needs to precompute the context size
// vn.push2();
// computerContext();
// set contxt();
// vn.pop2()
// if the context size is zero
// get immediately set teh state to end
// or backward
if (first_time && p.requireContext)
{
first_time = false;
int i = 0;
//vn.push2();
e.adjust(vn.getTokenCount());
while (e.evalNodeSet(vn) != -1)
{
i++;
}
//vn.pop2();
p.ContextSize = i;
reset2(vn);
}
if (out_of_range)
{
return(-1);
}
int a = e.evalNodeSet(vn);
while (a != -1)
{
if (p.eval(vn) == true)
{
//p.reset();
return(a);
}
else
{
//p.reset();
a = e.evalNodeSet(vn);
}
}
return(-1);
}
private bool compNodeSetNodeSet(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize, s1;
try
{
if (fib1 == null)
{
fib1 = new FastIntBuffer(BUF_SZ_EXP);
}
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = left.evalNodeSet(vn)) != -1)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
{
fib1.append(i1);
}
}
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = right.evalNodeSet(vn)) != -1)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
{
s1 = fib1.size_Renamed_Field;
for (int k = 0; k < s1; k++)
{
bool b = compareVV(fib1.intAt(k), vn, i1, op);
if (b)
{
fib1.size_Renamed_Field = 0;
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
return(true);
}
}
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
fib1.size_Renamed_Field = 0;
return(false);
}
catch (Exception e)
{
fib1.size_Renamed_Field = 0;
throw new System.SystemException("Undefined behavior");
}
}
private bool compNodeSetString(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize;
String s;
try
{
s = right.evalString(vn);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = left.evalNodeSet(vn)) != -1)
{
int t = vn.getTokenType(i);
if (t != VTDNav.TOKEN_STARTING_TAG &&
t != VTDNav.TOKEN_DOCUMENT)
{
i1 = getStringVal(vn, i);
// if (i1==-1 && s.length()==0)
//return true;
if (i1 != -1)
{
bool b = compareVString1(i1, vn, s, op);
if (b)
{
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return(b);
}
}
}
else
{
bool b = vn.XPathStringVal_Matches(i, s);
if (b)
{
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return(b);
}
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
left.reset(vn);
return(false); // compareEmptyNodeSet(op, s);
}
catch (Exception e)
{
throw new System.SystemException("Undefined behavior");
}
}
public override int evalNodeSet(VTDNav vn)
{
int a;
while (true)
{
switch (evalState)
{
case 0: //this state is teh initial state;
a = fe.evalNodeSet(vn);
if (a == -1)
{
evalState = 4;
}
else
{
evalState = 1;
}
break;
case 1: // fe returns valid value, then iterate the locationPath
vn.push2();
a = lpe.evalNodeSet(vn);
if (a == -1)
{
lpe.reset(vn);
evalState = 3;
}
else
{
evalState = 2;
if (isUnique(a))
{
return(a);
}
}
break;
case 2:
a = lpe.evalNodeSet(vn);
if (a == -1)
{
lpe.reset(vn);
evalState = 3;
}
else
{
if (isUnique(a))
{
return(a);
}
//return a;
}
break;
case 3:
vn.pop2();
a = fe.evalNodeSet(vn);
if (a == -1)
{
evalState = 4;
}
else
{
vn.push2();
evalState = 2;
}
break;
case 4:
return(-1);
default:
throw new XPathEvalException("Invalid state evaluating PathExpr");
}
}
//return -1;
}
private bool compStringNodeSet(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize;
String s;
try
{
s = left.evalString(vn);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = right.evalNodeSet(vn)) != -1)
{
int t = vn.getTokenType(i);
if (t != VTDNav.TOKEN_STARTING_TAG
&& t != VTDNav.TOKEN_DOCUMENT)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
{
bool b = compareVString2(i1, vn, s, op);
if (b)
{
right.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return b;
}
}
}
else
{
bool b = vn.XPathStringVal_Matches(i, s);
if (b)
{
right.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return b;
}
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
return false;// compareEmptyNodeSet(op, s);
}
catch (Exception e)
{
throw new System.SystemException("Undefined behavior");
}
}
private bool compNodeSetNumerical(Expr left, Expr right, VTDNav vn, int op ){
int i, i1 = 0, stackSize;
double d;
try {
d = right.evalNumber(vn);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = left.evalNodeSet(vn)) != -1) {
//i1 = getStringVal(vn,i);
if (compareVNumber2(i,vn,d,op)){
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return true;
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
left.reset(vn);
return false;
} catch (Exception e) {
throw new System.SystemException("Undefined behavior");
}
}
private bool compNodeSetNodeSet(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize, s1;
try
{
if (fib1 == null)
fib1 = new FastIntBuffer(BUF_SZ_EXP);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = left.evalNodeSet(vn)) != -1)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
fib1.append(i1);
}
left.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = right.evalNodeSet(vn)) != -1)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
{
s1 = fib1.size_Renamed_Field;
for (int k = 0; k < s1; k++)
{
bool b = compareVV(fib1.intAt(k), vn, i1, op);
if (b)
{
fib1.size_Renamed_Field=0;
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
return true;
}
}
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
fib1.size_Renamed_Field=0;
return false;
}
catch (Exception e)
{
fib1.size_Renamed_Field=0;
throw new System.SystemException("Undefined behavior");
}
}
private bool compStringNodeSet(Expr left, Expr right, VTDNav vn, int op)
{
int i, i1 = 0, stackSize;
String s;
try
{
s = left.evalString(vn);
vn.push2();
stackSize = vn.contextStack2.size;
while ((i = right.evalNodeSet(vn)) != -1)
{
i1 = getStringVal(vn, i);
if (i1 != -1)
{
bool b = compareVString2(i1, vn, s, op);
if (b)
{
right.reset(vn);
vn.contextStack2.size = stackSize;
vn.pop2();
return b;
}
}
}
vn.contextStack2.size = stackSize;
vn.pop2();
right.reset(vn);
return false;// compareEmptyNodeSet(op, s);
}
catch (Exception e)
{
throw new System.SystemException("Undefined behavior");
}
}