public UnionExpr(Expr e1)
{
e = e1;
next = null;
current = this;
ih = null;
state = 0;
}
public UnionExpr(Expr e1)
{
e = e1;
next = null;
current = this;
ih = null;
state = 0;
}
public LocationPathExpr()
{
state = START;
s = null;
pathType = RELATIVE_PATH;
currentStep = null;
//fib = new FastIntBuffer(8);// page size 256 = 2^ 8
ih = new intHash();
}
//public int getPositon(){
// return fib.size_Renamed_Field;
//}
/// <summary>
///
/// </summary>
/// <param name="f"></param>
/// <param name="l"></param>
public PathExpr(Expr f, LocationPathExpr l)
{
fe = f;
lpe = l;
//first_time = true;
evalState = 0;
//fib = new FastIntBuffer(8);
ih = new intHash();
}
//public int getPositon(){
// return fib.size_Renamed_Field;
//}
/// <summary>
///
/// </summary>
/// <param name="f"></param>
/// <param name="l"></param>
public PathExpr(Expr f, LocationPathExpr l)
{
fe = f;
lpe = l;
//first_time = true;
evalState = 0;
//fib = new FastIntBuffer(8);
ih = new intHash();
}
public override int adjust(int n)
{
int i = fe.adjust(n);
lpe.adjust(n);
if (ih != null && i == ih.e)
{ }
else
ih = new intHash(i);
return i;
}
public override int adjust(int n)
{
int i = fe.adjust(n);
lpe.adjust(n);
if (ih != null && i == ih.e)
{
}
else
{
ih = new intHash(i);
}
return(i);
}
/// <summary>
///
/// </summary>
/// <param name="n"></param>
/// <returns></returns>
public override int adjust(int n)
{
int i = e.adjust(n);
if (ih != null && i == ih.e)
{ }
else
ih = new intHash(i);
UnionExpr tmp = this.next;
while (tmp != null)
{
tmp.e.adjust(n);
tmp = tmp.next;
}
return i;
}
public override int adjust(int n)
{
int i = e.adjust(n);
if (ih != null && i == ih.e)
{
}
else
{
ih = new intHash(i);
}
UnionExpr tmp = this.next;
while (tmp != null)
{
tmp.e.adjust(n);
tmp = tmp.next;
}
return(i);
}
/// <summary>
///
/// </summary>
/// <param name="n"></param>
/// <returns></returns>
public override int adjust(int n)
{
int i;
if (pathType == RELATIVE_PATH)
{
i = Math.Min(intHash.determineHashWidth(n), 11); // hash width 64
}
else
{
i = intHash.determineHashWidth(n);
}
if (ih != null && i <= ih.e)
{ }
else
ih = new intHash(i);
Step temp = s;
while (temp != null)
{
temp.adjust(n);
temp = temp.nextS;
}
return i;
}
/// <summary>
///
/// </summary>
/// <param name="vn"></param>
/// <returns></returns>
public override int evalNodeSet(VTDNav vn)
{
int a;
/*if (this.next == null)
{
return e.evalNodeSet(vn);
}
else
{*/
while (true)
{
switch (state)
{
case 0:
if (ih == null)
ih = new intHash();
if (current != null)
{
vn.push2();
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return a;
}
}
state = 2;
vn.pop2();
break;
}
else
state = 3;
break;
case 1:
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return a;
}
}
state = 2;
vn.pop2();
break;
case 2:
current = current.next;
if (current != null)
{
vn.push2();
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return a;
}
}
vn.pop2();
break;
}
else
state = 3;
break;
case 3:
return -1;
default:
throw new XPathEvalException("Invalid state evaluating PathExpr");
}
}
// }
/*
* default: throw new XPathEvalException( "Invalid state evaluating
* PathExpr");
*/
}
/*
* (non-Javadoc)
*
* @see com.ximpleware.xpath.Expr#evalNodeSet(com.ximpleware.VTDNav)
*/
public override int evalNodeSet(VTDNav vn)
{
int a;
if (this.next == null)
{
return(e.evalNodeSet(vn));
}
else
{
while (true)
{
switch (state)
{
case 0:
if (ih == null)
{
ih = new intHash();
}
if (current != null)
{
vn.push2();
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return(a);
}
}
state = 2;
vn.pop2();
break;
}
else
{
state = 3;
}
break;
case 1:
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return(a);
}
}
state = 2;
vn.pop2();
break;
case 2:
current = current.next;
if (current != null)
{
vn.push2();
while ((a = current.e.evalNodeSet(vn)) != -1)
{
if (isUnique(a))
{
state = 1;
return(a);
}
}
vn.pop2();
break;
}
else
{
state = 3;
}
break;
case 3:
return(-1);
default:
throw new XPathEvalException("Invalid state evaluating PathExpr");
}
}
}
/*
* default: throw new XPathEvalException( "Invalid state evaluating
* PathExpr");
*/
}
/// <summary> Attach master document to this instance of XMLModifier</summary>
/// <param name="masterDocument">*
/// </param>
public void bind(VTDNav masterDocument)
{
if (masterDocument == null)
throw new System.ArgumentException("MasterDocument can't be null");
md = masterDocument;
flb = new FastLongBuffer();
fob = new FastObjectBuffer();
int i = intHash.determineHashWidth(md.vtdSize);
insertHash = new intHash(i);
deleteHash = new intHash(i);
//determine encoding charset string here
encoding = md.getEncoding();
switch (encoding)
{
case VTDNav.FORMAT_ASCII:
charSet = "ascii";
break;
case VTDNav.FORMAT_ISO_8859_1:
charSet = "iso-8859-1";
break;
case VTDNav.FORMAT_UTF8:
charSet = "utf-8";
break;
case VTDNav.FORMAT_UTF_16BE:
charSet = "utf-16be";
break;
case VTDNav.FORMAT_UTF_16LE:
charSet = "utf-16le";
break;
case VTDNav.FORMAT_ISO_8859_2:
charSet = "iso-8859-2";
break;
case VTDNav.FORMAT_ISO_8859_3:
charSet = "iso-8859-3";
break;
case VTDNav.FORMAT_ISO_8859_4:
charSet = "iso-8859-4";
break;
case VTDNav.FORMAT_ISO_8859_5:
charSet = "iso-8859-5";
break;
case VTDNav.FORMAT_ISO_8859_6:
charSet = "iso-8859-6";
break;
case VTDNav.FORMAT_ISO_8859_7:
charSet = "iso-8859-7";
break;
case VTDNav.FORMAT_ISO_8859_8:
charSet = "iso-8859-8";
break;
case VTDNav.FORMAT_ISO_8859_9:
charSet = "iso-8859-9";
break;
case VTDNav.FORMAT_ISO_8859_10:
charSet = "iso-8859-10";
break;
case VTDNav.FORMAT_ISO_8859_11:
charSet = "iso-8859-11";
break;
case VTDNav.FORMAT_ISO_8859_12:
charSet = "iso-8859-12";
break;
case VTDNav.FORMAT_ISO_8859_13:
charSet = "iso-8859-13";
break;
case VTDNav.FORMAT_ISO_8859_14:
charSet = "iso-8859-14";
break;
case VTDNav.FORMAT_ISO_8859_15:
charSet = "iso-8859-15";
break;
case VTDNav.FORMAT_WIN_1250:
charSet = "windows-1250";
break;
case VTDNav.FORMAT_WIN_1251:
charSet = "windows-1251";
break;
case VTDNav.FORMAT_WIN_1252:
charSet = "windows-1252";
break;
case VTDNav.FORMAT_WIN_1253:
charSet = "windows-1253";
break;
case VTDNav.FORMAT_WIN_1254:
charSet = "windows-1254";
break;
case VTDNav.FORMAT_WIN_1255:
charSet = "windows-1255";
break;
case VTDNav.FORMAT_WIN_1256:
charSet = "windows-1256";
break;
case VTDNav.FORMAT_WIN_1257:
charSet = "windows-1257";
break;
case VTDNav.FORMAT_WIN_1258:
charSet = "windows-1258";
break;
default:
throw new ModifyException("Master document encoding not yet supported by XML modifier");
}
eg = System.Text.Encoding.GetEncoding(charSet);
}
public override int adjust(int n)
{
int i;
if (pathType == RELATIVE_PATH)
{
i = Math.Min(intHash.determineHashWidth(n), 5); // hash width 64
}
else
{
i = intHash.determineHashWidth(n);
}
if (ih != null && i == ih.e)
{ }
else
ih = new intHash(i);
return i;
}
