public override int evalNodeSet(VTDNav vn)
{
// TODO Auto-generated method stub
int i = -1;
if (cached)
{
if (count < ens.size_Renamed_Field)
{
i = ens.intAt(count);
vn.recoverNode(i);
count++;
return(i);
}
else
{
return(-1);
}
}
else
{
cached = true;
if (ens == null)
{
ens = new FastIntBuffer(8);//page size 64
}
//record node set
while ((i = e.evalNodeSet(vn)) != -1)
{
ens.append(i);
}
e.reset(vn);
if (ens.size_Renamed_Field > 0)
{
i = ens.intAt(count);//count should be zero
vn.recoverNode(i);
count++;
return(i);
}
else
{
return(-1);
}
}
}
/**
* This is for debugging purpose
*
* @param fib
*/
public override void sampleState(FastIntBuffer fib)
{
// for(int i=0;i<context.)
// context[i] = -1;
// fib.append(context);
if (context[0] >= 1)
fib.append(l1index);
else return;
if (context[0] >= 2)
{
fib.append(l2index);
fib.append(l2lower);
fib.append(l2upper);
}
else return;
if (context[0] >= 3)
{
fib.append(l3index);
fib.append(l3lower);
fib.append(l3upper);
}
else return;
if (context[0] >= 4)
{
fib.append(l4index);
fib.append(l4lower);
fib.append(l4upper);
}
else return;
if (context[0] >= 5)
{
fib.append(l5index);
fib.append(l5lower);
fib.append(l5upper);
}
}
/// <summary>
///
/// </summary>
/// <returns></returns>
public ElementFragmentNs getElementFragmentNs()
{
if (this.ns == false)
throw new NavException("getElementFragmentNS can only be called ");
FastIntBuffer fib = new FastIntBuffer(3); // init size 8
//fill the fib with integer
// first get the list of name space nodes
int[] ia = context;
int d = ia[0]; // -1 for document node, 0 for root element;
int c = getCurrentIndex2();
int len = (c == 0 || c == rootIndex) ? 0 :
(getTokenLength(c) & 0xffff); // get the length of qualified node
// put the neighboring ATTR_NS nodes into the array
// and record the total # of them
int i = 0;
int count = 0;
if (d > 0)
{ // depth > 0 every node except document and root element
int k = getCurrentIndex2() + 1;
if (k < this.vtdSize)
{
while (k < this.vtdSize)
{
int type = this.getTokenType(k);
if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS)
{
if (type == VTDNav.TOKEN_ATTR_NS)
{
fib.append(k);
//System.out.println(" ns name ==>" + toString(k));
}
k += 2;
}
else
break;
//type = this.getTokenType(k);
}
}
count = fib.size_Renamed_Field;
d--;
while (d >= 0)
{
// then search for ns node in the vinicity of the ancestor nodes
if (d > 0)
{
// starting point
k = ia[d] + 1;
}
else
{
// starting point
k = this.rootIndex + 1;
}
if (k < this.vtdSize)
{
while (k < this.vtdSize)
{
int type = this.getTokenType(k);
if (type == VTDNav.TOKEN_ATTR_NAME || type == VTDNav.TOKEN_ATTR_NS)
{
bool unique = true;
if (type == VTDNav.TOKEN_ATTR_NS)
{
for (int z = 0; z < fib.size_Renamed_Field; z++)
{
//System.out.println("fib size ==> "+fib.size_Renamed_Field);
//if (fib.size_Renamed_Field == 4) ;
if (matchTokens(fib.intAt(z), this, k))
{
unique = false;
break;
}
}
if (unique)
fib.append(k);
}
}
k += 2;
//type = this.getTokenType(k);
}
}
d--;
}
// System.out.println("count ===> "+count);
// then restore the name space node by shifting the array
int newSz = fib.size_Renamed_Field - count;
for (i = 0; i < newSz; i++)
{
fib.modifyEntry(i, fib.intAt(i + count));
}
fib.size_Renamed_Field = newSz;
}
long l = getElementFragment();
return new ElementFragmentNs(this, l, fib, len);
}
/// <summary> This is for debugging purpose</summary>
/// <param name="fib">
/// </param>
public virtual void sampleState(FastIntBuffer fib)
{
// for(int i=0;i<context.)
// context[i] = -1;
// fib.append(context);
for (int i = 0; i <= context[0]; i++)
fib.append(context[i]);
if (atTerminal) fib.append(LN);
if (context[0] >= 1)
fib.append(l1index);
if (context[0] >= 2)
{
fib.append(l2index);
fib.append(l2lower);
fib.append(l2upper);
}
if (context[0] >= 3)
{
fib.append(l3index);
fib.append(l3lower);
fib.append(l3upper);
}
}
/// <summary>
/// This function records the position of VN into an internal buffer
/// </summary>
public void record()
{
//add the context and
int i;
switch (vn.context[0])
{
case -1:
unchecked
{
fib.append((int)(0xff | 0x80000000));
}
size++;
position++;
count++;
break;
case 0:
if (vn.atTerminal == false)
{
fib.append(0);
count++;
}
else
{
unchecked { fib.append((int)0x80000000); }
count += 2;
}
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
case 1:
if (vn.atTerminal == false)
{
fib.append(1);
fib.append(vn.context[1]);
fib.append(vn.l1index);
size++;
position++;
count += 3;
}
else
{
unchecked { fib.append((int)0x80000001); }
fib.append(vn.context[1]);
fib.append(vn.l1index);
fib.append(vn.LN);
size++;
position++;
count += 4;
}
break;
case 2:
if (vn.atTerminal == false)
{
fib.append(2);
count += 7;
}
else
{
unchecked { fib.append((int)0x80000002); }
count += 8;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
case 3:
if (vn.atTerminal == false)
{
fib.append(3);
count += 11;
}
else
{
unchecked { fib.append((int)0x80000003); }
count += 12;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.context[3]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
default:
if (vn.shallowDepth)
{
if (vn.atTerminal == false)
{
i = vn.context[0];
fib.append(i);
count += i + 8;
}
else
{
i = vn.context[0];
unchecked
{
fib.append((int)(i | 0x80000000));
}
count += i + 9;
}
for (int k = 1; k <= i; k++)
{
fib.append(vn.context[k]);
}
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
size++;
position++;
if (vn.atTerminal)
{
fib.append(vn.LN);
}
}
else
{
VTDNav_L5 vnl = (VTDNav_L5)vn;
switch (vn.context[0])
{
case 4:
if (vn.atTerminal == false)
{
fib.append(4);
count += 15;
}
else
{
unchecked
{
fib.append((int)0x80000004);
}
count += 16;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.context[3]);
fib.append(vn.context[4]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
fib.append(vnl.l4lower);
fib.append(vnl.l4upper);
fib.append(vnl.l4index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
case 5:
if (vn.atTerminal == false)
{
fib.append(5);
count += 19;
}
else
{
unchecked
{
fib.append((int)0x80000005);
}
count += 20;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.context[3]);
fib.append(vn.context[4]);
fib.append(vn.context[5]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
fib.append(vnl.l4lower);
fib.append(vnl.l4upper);
fib.append(vnl.l4index);
fib.append(vnl.l5lower);
fib.append(vnl.l5upper);
fib.append(vnl.l5index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
default:
if (vn.atTerminal == false)
{
i = vn.context[0];
fib.append(i);
count += i + 14;
}
else
{
i = vn.context[0];
fib.append((int)(i | 0x80000000));
count += i + 15;
}
for (int k = 1; k <= i; k++)
{
fib.append(vn.context[k]);
}
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
fib.append(vnl.l4lower);
fib.append(vnl.l4upper);
fib.append(vnl.l4index);
fib.append(vnl.l5lower);
fib.append(vnl.l5upper);
fib.append(vnl.l5index);
size++;
position++;
if (vn.atTerminal)
{
fib.append(vn.LN);
}
break;
}
}
break;
}
}
/// <summary> This is for debugging purpose</summary>
/// <param name="fib">
/// </param>
public void sampleState(FastIntBuffer fib)
{
// for(int i=0;i<context.)
// context[i] = -1;
// fib.append(context);
if (context[0] >= 1)
fib.append(l1index);
if (context[0] >= 2)
{
fib.append(l2index);
fib.append(l2lower);
fib.append(l2upper);
}
if (context[0] >= 3)
{
fib.append(l3index);
fib.append(l3lower);
fib.append(l3upper);
}
}
/// <summary>
/// This function records the position of VN into an internal buffer
/// </summary>
public void record()
{
//add the context and
int i;
switch (vn.context[0])
{
case -1:
unchecked
{
fib.append((int)(0xff | 0x80000000));
}
size++;
position++;
count++;
break;
case 0:
if (vn.atTerminal == false)
{
fib.append(0);
count++;
}
else
{
unchecked
{
fib.append((int)0x80000000);
}
count += 2;
}
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
case 1:
if (vn.atTerminal == false)
{
fib.append(1);
fib.append(vn.context[1]);
fib.append(vn.l1index);
size++;
position++;
count += 3;
}
else
{
unchecked
{
fib.append((int)(0x80000001));
}
fib.append(vn.context[1]);
fib.append(vn.l1index);
fib.append(vn.LN);
size++;
position++;
count += 4;
}
break;
case 2:
if (vn.atTerminal == false)
{
fib.append(2);
count += 7;
}
else
{
unchecked
{
fib.append((int)0x80000002);
}
count += 8;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
case 3:
if (vn.atTerminal == false)
{
fib.append(3);
count += 11;
}
else
{
unchecked
{
fib.append((int)(0x80000003));
}
count += 12;
}
fib.append(vn.context[1]);
fib.append(vn.context[2]);
fib.append(vn.context[3]);
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
size++;
position++;
if (vn.atTerminal == true)
{
fib.append(vn.LN);
}
break;
default:
if (vn.atTerminal == false)
{
i = vn.context[0];
fib.append(i);
count += i + 8;
}
else
{
i = vn.context[0];
unchecked
{
fib.append((int)(i | 0x80000000));
}
count += i + 9;
}
for (int k = 1; k <= i; k++)
{
fib.append(vn.context[k]);
}
fib.append(vn.l1index);
fib.append(vn.l2lower);
fib.append(vn.l2upper);
fib.append(vn.l2index);
fib.append(vn.l3lower);
fib.append(vn.l3upper);
fib.append(vn.l3index);
size++;
position++;
if (vn.atTerminal)
{
fib.append(vn.LN);
}
break;
}
}
