internal static void SubstringLimit(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
StackFrame frame3 = context[2];
while (topArg.basePtr <= topArg.endPtr)
{
string str2;
string str = context.PeekString(topArg.basePtr);
int startIndex = ((int)Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
if (startIndex < 0)
{
startIndex = 0;
}
int length = (int)Math.Round(context.PeekDouble(frame3.basePtr));
if ((length < 1) || ((startIndex + length) >= str.Length))
{
str2 = string.Empty;
}
else
{
str2 = str.Substring(startIndex, length);
}
context.SetValue(context, frame3.basePtr, str2);
secondArg.basePtr++;
topArg.basePtr++;
frame3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
int count = topArg.Count;
if (count > 0)
{
QueryBranchResultSet resultTable = context.Processor.CreateResultSet();
BranchMatcher matcher = new BranchMatcher(count, resultTable);
for (int i = 0; i < count; i++)
{
this.CollectMatches(i, ref context.Values[topArg[i]], resultTable);
}
context.PopFrame();
if (resultTable.Count > 1)
{
resultTable.Sort();
}
if ((this.alwaysBranches != null) && (this.alwaysBranches.Count > 0))
{
matcher.InvokeNonMatches(context, this.alwaysBranches);
}
matcher.InvokeMatches(context);
matcher.Release(context);
}
else
{
context.PopFrame();
}
return(base.next);
}
internal static void Translate(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
StackFrame frame3 = context[2];
StringBuilder builder = new StringBuilder();
while (topArg.basePtr <= topArg.endPtr)
{
builder.Length = 0;
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
string str3 = context.PeekString(frame3.basePtr);
for (int i = 0; i < str.Length; i++)
{
char ch = str[i];
int index = str2.IndexOf(ch);
if (index < 0)
{
builder.Append(ch);
}
else if (index < str3.Length)
{
builder.Append(str3[index]);
}
}
context.SetValue(context, frame3.basePtr, builder.ToString());
topArg.basePtr++;
secondArg.basePtr++;
frame3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topFrame = context.TopArg;
bool match = false;
if (1 == topFrame.Count)
{
match = context.Values[topFrame.basePtr].ToBoolean();
}
else
{
context.Processor.Result = false;
for (int i = topFrame.basePtr; i <= topFrame.endPtr; ++i)
{
if (context.Values[i].ToBoolean())
{
match = true;
break;
}
}
}
if (match)
{
ICollection <MessageFilter> matches = context.Processor.MatchSet;
for (int i = 0, count = this.results.Count; i < count; ++i)
{
matches.Add((MessageFilter)this.results[i]);
}
}
context.PopFrame();
return(this.next);
}
internal override void Eval(ProcessingContext context)
{
Fx.Assert(context != null, "");
StackFrame[] args = new StackFrame[argCount];
for (int i = 0; i < this.argCount; ++i)
{
args[i] = context[i];
}
StringBuilder builder = new StringBuilder();
while (args[0].basePtr <= args[0].endPtr)
{
builder.Length = 0;
for (int i = 0; i < this.argCount; ++i)
{
builder.Append(context.PeekString(args[i].basePtr));
}
context.SetValue(context, args[this.argCount - 1].basePtr, builder.ToString());
for (int i = 0; i < this.argCount; ++i)
{
args[i].basePtr++;
}
}
for (int i = 0; i < this.argCount - 1; ++i)
{
context.PopFrame();
}
}
internal override Opcode Eval(ProcessingContext context)
{
XPathResult result;
StackFrame topArg = context.TopArg;
switch (context.Values[topArg.basePtr].Type)
{
case ValueDataType.Boolean:
result = new XPathResult(context.Values[topArg.basePtr].GetBoolean());
break;
case ValueDataType.Double:
result = new XPathResult(context.Values[topArg.basePtr].GetDouble());
break;
case ValueDataType.Sequence:
{
SafeNodeSequenceIterator nodeSetResult = new SafeNodeSequenceIterator(context.Values[topArg.basePtr].GetSequence(), context);
result = new XPathResult(nodeSetResult);
break;
}
case ValueDataType.String:
result = new XPathResult(context.Values[topArg.basePtr].GetString());
break;
default:
throw Fx.AssertAndThrow("Unexpected result type.");
}
context.Processor.ResultSet.Add(new KeyValuePair<MessageQuery, XPathResult>((MessageQuery) this.results[0], result));
for (int i = 1; i < this.results.Count; i++)
{
context.Processor.ResultSet.Add(new KeyValuePair<MessageQuery, XPathResult>((MessageQuery) this.results[i], result.Copy()));
}
context.PopFrame();
return base.next;
}
internal static void StringConcatThree(ProcessingContext context)
{
StackFrame frame = context[0];
StackFrame frame2 = context[1];
StackFrame frame3 = context[2];
while (frame.basePtr <= frame.endPtr)
{
context.SetValue(context, frame3.basePtr, context.PeekString(frame.basePtr) + context.PeekString(frame2.basePtr) + context.PeekString(frame3.basePtr));
frame.basePtr++;
frame2.basePtr++;
frame3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
bool flag = false;
if (1 == topArg.Count)
{
flag = context.Values[topArg.basePtr].ToBoolean();
}
else
{
context.Processor.Result = false;
for (int i = topArg.basePtr; i <= topArg.endPtr; i++)
{
if (context.Values[i].ToBoolean())
{
flag = true;
break;
}
}
}
if (flag)
{
ICollection <MessageFilter> matchSet = context.Processor.MatchSet;
int num2 = 0;
int count = this.results.Count;
while (num2 < count)
{
matchSet.Add((MessageFilter)this.results[num2]);
num2++;
}
}
context.PopFrame();
return(base.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
bool flag = false;
if (1 == topArg.Count)
{
flag = context.Values[topArg.basePtr].ToBoolean();
}
else
{
context.Processor.Result = false;
for (int i = topArg.basePtr; i <= topArg.endPtr; i++)
{
if (context.Values[i].ToBoolean())
{
flag = true;
break;
}
}
}
if (flag)
{
ICollection<MessageFilter> matchSet = context.Processor.MatchSet;
int num2 = 0;
int count = this.results.Count;
while (num2 < count)
{
matchSet.Add((MessageFilter) this.results[num2]);
num2++;
}
}
context.PopFrame();
return base.next;
}
internal override void Eval(ProcessingContext context)
{
StackFrame[] frameArray = new StackFrame[this.argCount];
for (int i = 0; i < this.argCount; i++)
{
frameArray[i] = context[i];
}
StringBuilder builder = new StringBuilder();
while (frameArray[0].basePtr <= frameArray[0].endPtr)
{
builder.Length = 0;
for (int k = 0; k < this.argCount; k++)
{
builder.Append(context.PeekString(frameArray[k].basePtr));
}
context.SetValue(context, frameArray[this.argCount - 1].basePtr, builder.ToString());
for (int m = 0; m < this.argCount; m++)
{
frameArray[m].basePtr++;
}
}
for (int j = 0; j < (this.argCount - 1); j++)
{
context.PopFrame();
}
}
internal override Opcode Eval(ProcessingContext context)
{
XPathResult result;
StackFrame topArg = context.TopArg;
switch (context.Values[topArg.basePtr].Type)
{
case ValueDataType.Boolean:
result = new XPathResult(context.Values[topArg.basePtr].GetBoolean());
break;
case ValueDataType.Double:
result = new XPathResult(context.Values[topArg.basePtr].GetDouble());
break;
case ValueDataType.Sequence:
{
SafeNodeSequenceIterator nodeSetResult = new SafeNodeSequenceIterator(context.Values[topArg.basePtr].GetSequence(), context);
result = new XPathResult(nodeSetResult);
break;
}
case ValueDataType.String:
result = new XPathResult(context.Values[topArg.basePtr].GetString());
break;
default:
throw Fx.AssertAndThrow("Unexpected result type.");
}
context.Processor.QueryResult = result;
context.PopFrame();
return base.next;
}
internal override void Eval(ProcessingContext context)
{
StackFrame[] frameArray = new StackFrame[this.argCount];
for (int i = 0; i < this.argCount; i++)
{
frameArray[i] = context[i];
}
StringBuilder builder = new StringBuilder();
while (frameArray[0].basePtr <= frameArray[0].endPtr)
{
builder.Length = 0;
for (int k = 0; k < this.argCount; k++)
{
builder.Append(context.PeekString(frameArray[k].basePtr));
}
context.SetValue(context, frameArray[this.argCount - 1].basePtr, builder.ToString());
for (int m = 0; m < this.argCount; m++)
{
frameArray[m].basePtr++;
}
}
for (int j = 0; j < (this.argCount - 1); j++)
{
context.PopFrame();
}
}
internal override Opcode Eval(ProcessingContext context)
{
int num = this.UpdateResultMask(context);
context.PopFrame();
if (num == 0)
{
return base.Jump;
}
return base.next;
}
internal static void StringConcatThree(ProcessingContext context)
{
StackFrame arg1 = context[0];
StackFrame arg2 = context[1];
StackFrame arg3 = context[2];
while (arg1.basePtr <= arg1.endPtr)
{
string str1 = context.PeekString(arg1.basePtr);
string str2 = context.PeekString(arg2.basePtr);
string str3 = context.PeekString(arg3.basePtr);
context.SetValue(context, arg3.basePtr, str1 + str2 + str3);
arg1.basePtr++;
arg2.basePtr++;
arg3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
int num = this.UpdateResultMask(context);
context.PopFrame();
if (num == 0)
{
return(base.Jump);
}
return(base.next);
}
internal override Opcode Eval(ProcessingContext context)
{
int matchCount = this.UpdateResultMask(context);
context.PopFrame();
if (0 == matchCount)
{
return(this.Jump);
}
return(this.next);
}
internal override Opcode Eval(ProcessingContext context)
{
Fx.Assert(this.results.Count > 0, "QueryMultipleQueryResultOpcode in the eval tree but no query present");
Fx.Assert(context.Processor.ResultSet != null, "QueryMultipleQueryResultOpcode should only be used in eval cases");
StackFrame topFrame = context.TopArg;
ValueDataType resultType = context.Values[topFrame.basePtr].Type;
XPathResult result;
switch (resultType)
{
case ValueDataType.Sequence:
{
SafeNodeSequenceIterator value = new SafeNodeSequenceIterator(context.Values[topFrame.basePtr].GetSequence(), context);
result = new XPathResult(value);
}
break;
case ValueDataType.Boolean:
{
bool value = context.Values[topFrame.basePtr].GetBoolean();
result = new XPathResult(value);
}
break;
case ValueDataType.String:
{
string value = context.Values[topFrame.basePtr].GetString();
result = new XPathResult(value);
}
break;
case ValueDataType.Double:
{
double value = context.Values[topFrame.basePtr].GetDouble();
result = new XPathResult(value);
}
break;
default:
throw Fx.AssertAndThrow("Unexpected result type.");
}
context.Processor.ResultSet.Add(new KeyValuePair <MessageQuery, XPathResult>((MessageQuery)this.results[0], result));
for (int i = 1; i < this.results.Count; i++)
{
context.Processor.ResultSet.Add(new KeyValuePair <MessageQuery, XPathResult>((MessageQuery)this.results[i], result.Copy()));
}
context.PopFrame();
return(this.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame arg = context.TopArg;
int argCount = arg.Count;
if (argCount > 0)
{
QueryBranchResultSet resultSet = context.Processor.CreateResultSet();
BranchMatcher matcher = new BranchMatcher(argCount, resultSet);
// Operate on values at the the top frame of the value stack
// For each source value, find the branch that could be taken
for (int i = 0; i < argCount; ++i)
{
this.CollectMatches(i, ref context.Values[arg[i]], resultSet);
}
// Done with whatever we were testing equality against
context.PopFrame();
if (resultSet.Count > 1)
{
// Sort results
resultSet.Sort();
}
// First, do non-true branches..
if (null != this.alwaysBranches && this.alwaysBranches.Count > 0)
{
matcher.InvokeNonMatches(context, this.alwaysBranches);
}
// Iterate through matches, invoking each matched branch
matcher.InvokeMatches(context);
matcher.Release(context);
}
else
{
context.PopFrame();
}
return(this.next);
}
internal static void Translate(ProcessingContext context)
{
StackFrame argSource = context.TopArg;
StackFrame argKeys = context.SecondArg;
StackFrame argValues = context[2];
// PERF, [....], this is really slow.
StringBuilder builder = new StringBuilder();
while (argSource.basePtr <= argSource.endPtr)
{
builder.Length = 0;
string source = context.PeekString(argSource.basePtr);
string keys = context.PeekString(argKeys.basePtr);
string values = context.PeekString(argValues.basePtr);
for (int i = 0; i < source.Length; ++i)
{
char c = source[i];
int idx = keys.IndexOf(c);
if (idx < 0)
{
builder.Append(c);
}
else if (idx < values.Length)
{
builder.Append(values[idx]);
}
}
context.SetValue(context, argValues.basePtr, builder.ToString());
argSource.basePtr++;
argKeys.basePtr++;
argValues.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Value[] values = context.Values;
while (topArg.basePtr <= topArg.endPtr)
{
values[secondArg.basePtr].Update(context, values[secondArg.basePtr].CompareTo(ref values[topArg.basePtr], this.op));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
return base.next;
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Value[] values = context.Values;
int basePtr = topArg.basePtr;
for (int i = secondArg.basePtr; basePtr <= topArg.endPtr; i++)
{
values[i].Add(values[basePtr].Double);
basePtr++;
}
context.PopFrame();
return base.next;
}
internal static void SubstringLimit(ProcessingContext context)
{
StackFrame argString = context.TopArg;
StackFrame argStartAt = context.SecondArg;
StackFrame argLimit = context[2];
Fx.Assert(argString.Count == argStartAt.Count, "");
Fx.Assert(argString.Count == argLimit.Count, "");
while (argString.basePtr <= argString.endPtr)
{
string str = context.PeekString(argString.basePtr);
int startAt = ((int)Math.Round(context.PeekDouble(argStartAt.basePtr))) - 1;
if (startAt < 0)
{
startAt = 0;
}
int length = (int)Math.Round(context.PeekDouble(argLimit.basePtr));
string substr;
if (length < 1 || ((startAt + length) >= str.Length))
{
substr = string.Empty;
}
else
{
substr = str.Substring(startAt, length);
}
context.SetValue(context, argLimit.basePtr, substr);
argStartAt.basePtr++;
argString.basePtr++;
argLimit.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal static void StringStartsWith(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
context.SetValue(context, secondArg.basePtr, str.StartsWith(str2, StringComparison.Ordinal));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Value[] values = context.Values;
while (topArg.basePtr <= topArg.endPtr)
{
values[secondArg.basePtr].Update(context, values[secondArg.basePtr].CompareTo(ref values[topArg.basePtr], this.op));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
return(base.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
int basePtr = topArg.basePtr;
for (int i = secondArg.basePtr; basePtr <= topArg.endPtr; i++)
{
NodeSequence otherSeq = context.Values[basePtr].Sequence;
NodeSequence sequence = context.Values[i].Sequence;
context.SetValue(context, i, sequence.Union(context, otherSeq));
basePtr++;
}
context.PopFrame();
return base.next;
}
internal static void StringStartsWith(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string leftString = context.PeekString(arg1.basePtr);
string rightString = context.PeekString(arg2.basePtr);
context.SetValue(context, arg2.basePtr, leftString.StartsWith(rightString, StringComparison.Ordinal));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal static void SubstringBefore(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
int index = str.IndexOf(str2, StringComparison.Ordinal);
context.SetValue(context, secondArg.basePtr, (index == -1) ? string.Empty : str.Substring(0, index));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Value[] values = context.Values;
int basePtr = topArg.basePtr;
for (int i = secondArg.basePtr; basePtr <= topArg.endPtr; i++)
{
values[i].Add(values[basePtr].Double);
basePtr++;
}
context.PopFrame();
return(base.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
int basePtr = topArg.basePtr;
for (int i = secondArg.basePtr; basePtr <= topArg.endPtr; i++)
{
NodeSequence otherSeq = context.Values[basePtr].Sequence;
NodeSequence sequence = context.Values[i].Sequence;
context.SetValue(context, i, sequence.Union(context, otherSeq));
basePtr++;
}
context.PopFrame();
return(base.next);
}
internal static void SubstringAfter(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string str1 = context.PeekString(arg1.basePtr);
string str2 = context.PeekString(arg2.basePtr);
int idx = str1.IndexOf(str2, StringComparison.Ordinal);
context.SetValue(context, arg2.basePtr, idx == -1 ? string.Empty : str1.Substring(idx + str2.Length));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame argX = context.TopArg;
StackFrame argY = context.SecondArg;
Fx.Assert(argX.Count == argY.Count, "");
Value[] values = context.Values;
while (argX.basePtr <= argX.endPtr)
{
values[argY.basePtr].Update(context, values[argY.basePtr].CompareTo(ref values[argX.basePtr], op));
argX.basePtr++;
argY.basePtr++;
}
context.PopFrame();
return this.next;
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame argX = context.TopArg;
StackFrame argY = context.SecondArg;
Value[] values = context.Values;
Fx.Assert(argX.Count == argY.Count, "");
for (int x = argX.basePtr, y = argY.basePtr; x <= argX.endPtr; ++x, ++y)
{
Fx.Assert(values[x].IsType(ValueDataType.Double), "");
Fx.Assert(values[y].IsType(ValueDataType.Double), "");
values[y].Double = values[x].Double % values[y].Double;
}
context.PopFrame();
return(this.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame argX = context.TopArg;
StackFrame argY = context.SecondArg;
Fx.Assert(argX.Count == argY.Count, "");
Value[] values = context.Values;
for (int x = argX.basePtr, y = argY.basePtr; x <= argX.endPtr; ++x, ++y)
{
Fx.Assert(values[x].IsType(ValueDataType.Double), "");
Fx.Assert(values[y].IsType(ValueDataType.Double), "");
values[y].Add(values[x].Double);
}
context.PopFrame();
return this.next;
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame argX = context.TopArg;
StackFrame argY = context.SecondArg;
Fx.Assert(argX.Count == argY.Count, "");
Value[] values = context.Values;
while (argX.basePtr <= argX.endPtr)
{
values[argY.basePtr].Update(context, values[argY.basePtr].CompareTo(ref values[argX.basePtr], op));
argX.basePtr++;
argY.basePtr++;
}
context.PopFrame();
return(this.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Fx.Assert(topArg.Count == secondArg.Count, "");
for (int x = topArg.basePtr, y = secondArg.basePtr; x <= topArg.endPtr; ++x, ++y)
{
NodeSequence seqX = context.Values[x].Sequence;
NodeSequence seqY = context.Values[y].Sequence;
// Replace with a new sequence that is the union of the two
context.SetValue(context, y, seqY.Union(context, seqX));
}
context.PopFrame();
return(this.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topFrame = context.TopArg;
ValueDataType resultType = context.Values[topFrame.basePtr].Type;
XPathResult result;
switch (resultType)
{
case ValueDataType.Sequence:
{
SafeNodeSequenceIterator value = new SafeNodeSequenceIterator(context.Values[topFrame.basePtr].GetSequence(), context);
result = new XPathResult(value);
}
break;
case ValueDataType.Boolean:
{
bool value = context.Values[topFrame.basePtr].GetBoolean();
result = new XPathResult(value);
}
break;
case ValueDataType.String:
{
string value = context.Values[topFrame.basePtr].GetString();
result = new XPathResult(value);
}
break;
case ValueDataType.Double:
{
double value = context.Values[topFrame.basePtr].GetDouble();
result = new XPathResult(value);
}
break;
default:
throw Fx.AssertAndThrow("Unexpected result type.");
}
context.Processor.QueryResult = result;
context.PopFrame();
return(this.next);
}
internal static void Substring(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
int startIndex = ((int)Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
if (startIndex < 0)
{
startIndex = 0;
}
context.SetValue(context, secondArg.basePtr, (startIndex >= str.Length) ? string.Empty : str.Substring(startIndex));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal static void Substring(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string str = context.PeekString(arg1.basePtr);
int startAt = ((int)Math.Round(context.PeekDouble(arg2.basePtr))) - 1;
if (startAt < 0)
{
startAt = 0;
}
context.SetValue(context, arg2.basePtr, (startAt >= str.Length) ? string.Empty : str.Substring(startAt));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topSequenceArg = context.TopSequenceArg;
StackFrame topArg = context.TopArg;
NodeSequenceBuilder builder = new NodeSequenceBuilder(context);
Value[] sequences = context.Sequences;
int basePtr = topSequenceArg.basePtr;
int index = topArg.basePtr;
while (basePtr <= topSequenceArg.endPtr)
{
NodeSequence sequence = sequences[basePtr].Sequence;
if (sequence.Count > 0)
{
NodesetIterator iterator = new NodesetIterator(sequence);
while (iterator.NextNodeset())
{
builder.StartNodeset();
while (iterator.NextItem())
{
if (context.Values[index].Boolean)
{
builder.Add(ref sequence.Items[iterator.Index]);
}
index++;
}
builder.EndNodeset();
}
context.ReplaceSequenceAt(basePtr, builder.Sequence);
context.ReleaseSequence(sequence);
builder.Sequence = null;
}
basePtr++;
}
context.PopFrame();
return(base.next);
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topSequenceArg = context.TopSequenceArg;
StackFrame topArg = context.TopArg;
NodeSequenceBuilder builder = new NodeSequenceBuilder(context);
Value[] sequences = context.Sequences;
int basePtr = topSequenceArg.basePtr;
int index = topArg.basePtr;
while (basePtr <= topSequenceArg.endPtr)
{
NodeSequence sequence = sequences[basePtr].Sequence;
if (sequence.Count > 0)
{
NodesetIterator iterator = new NodesetIterator(sequence);
while (iterator.NextNodeset())
{
builder.StartNodeset();
while (iterator.NextItem())
{
if (context.Values[index].Boolean)
{
builder.Add(ref sequence.Items[iterator.Index]);
}
index++;
}
builder.EndNodeset();
}
context.ReplaceSequenceAt(basePtr, builder.Sequence);
context.ReleaseSequence(sequence);
builder.Sequence = null;
}
basePtr++;
}
context.PopFrame();
return base.next;
}
internal static void Substring(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
int startIndex = ((int) Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
if (startIndex < 0)
{
startIndex = 0;
}
context.SetValue(context, secondArg.basePtr, (startIndex >= str.Length) ? string.Empty : str.Substring(startIndex));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal static void Translate(ProcessingContext context)
{
StackFrame argSource = context.TopArg;
StackFrame argKeys = context.SecondArg;
StackFrame argValues = context[2];
// PERF, [....], this is really slow.
StringBuilder builder = new StringBuilder();
while (argSource.basePtr <= argSource.endPtr)
{
builder.Length = 0;
string source = context.PeekString(argSource.basePtr);
string keys = context.PeekString(argKeys.basePtr);
string values = context.PeekString(argValues.basePtr);
for (int i = 0; i < source.Length; ++i)
{
char c = source[i];
int idx = keys.IndexOf(c);
if (idx < 0)
{
builder.Append(c);
}
else if (idx < values.Length)
{
builder.Append(values[idx]);
}
}
context.SetValue(context, argValues.basePtr, builder.ToString());
argSource.basePtr++;
argKeys.basePtr++;
argValues.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
context.Processor.Result = this.IsSuccess(context);
context.PopFrame();
return base.next;
}
internal static void SubstringBefore(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
int index = str.IndexOf(str2, StringComparison.Ordinal);
context.SetValue(context, secondArg.basePtr, (index == -1) ? string.Empty : str.Substring(0, index));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame sequences = context.TopSequenceArg;
StackFrame results = context.TopArg;
NodeSequenceBuilder sequenceBuilder = new NodeSequenceBuilder(context);
Value[] sequenceBuffer = context.Sequences;
for (int seqIndex = sequences.basePtr, resultIndex = results.basePtr; seqIndex <= sequences.endPtr; ++seqIndex)
{
NodeSequence sourceSequence = sequenceBuffer[seqIndex].Sequence;
if (sourceSequence.Count > 0)
{
NodesetIterator nodesetIterator = new NodesetIterator(sourceSequence);
while (nodesetIterator.NextNodeset())
{
sequenceBuilder.StartNodeset();
while (nodesetIterator.NextItem())
{
Fx.Assert(context.Values[resultIndex].IsType(ValueDataType.Boolean), "");
if (context.Values[resultIndex].Boolean)
{
sequenceBuilder.Add(ref sourceSequence.Items[nodesetIterator.Index]);
}
++resultIndex;
}
sequenceBuilder.EndNodeset();
}
context.ReplaceSequenceAt(seqIndex, sequenceBuilder.Sequence);
context.ReleaseSequence(sourceSequence);
sequenceBuilder.Sequence = null;
}
}
context.PopFrame();
return this.next;
}
internal static void StringConcatFour(ProcessingContext context)
{
StackFrame arg1 = context[0];
StackFrame arg2 = context[1];
StackFrame arg3 = context[2];
StackFrame arg4 = context[3];
while (arg1.basePtr <= arg1.endPtr)
{
string str1 = context.PeekString(arg1.basePtr);
string str2 = context.PeekString(arg2.basePtr);
string str3 = context.PeekString(arg3.basePtr);
string str4 = context.PeekString(arg4.basePtr);
context.SetValue(context, arg4.basePtr, str1 + str2 + str3 + str4);
arg1.basePtr++;
arg2.basePtr++;
arg3.basePtr++;
arg4.basePtr++;
}
context.PopFrame();
context.PopFrame();
context.PopFrame();
}
internal static void StringStartsWith(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string leftString = context.PeekString(arg1.basePtr);
string rightString = context.PeekString(arg2.basePtr);
context.SetValue(context, arg2.basePtr, leftString.StartsWith(rightString, StringComparison.Ordinal));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal static void SubstringAfter(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string str1 = context.PeekString(arg1.basePtr);
string str2 = context.PeekString(arg2.basePtr);
int idx = str1.IndexOf(str2, StringComparison.Ordinal);
context.SetValue(context, arg2.basePtr, idx == -1 ? string.Empty : str1.Substring(idx + str2.Length));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal static void StringStartsWith(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
while (topArg.basePtr <= topArg.endPtr)
{
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
context.SetValue(context, secondArg.basePtr, str.StartsWith(str2, StringComparison.Ordinal));
topArg.basePtr++;
secondArg.basePtr++;
}
context.PopFrame();
}
internal static void SubstringLimit(ProcessingContext context)
{
StackFrame argString = context.TopArg;
StackFrame argStartAt = context.SecondArg;
StackFrame argLimit = context[2];
Fx.Assert(argString.Count == argStartAt.Count, "");
Fx.Assert(argString.Count == argLimit.Count, "");
while (argString.basePtr <= argString.endPtr)
{
string str = context.PeekString(argString.basePtr);
int startAt = ((int)Math.Round(context.PeekDouble(argStartAt.basePtr))) - 1;
if (startAt < 0)
{
startAt = 0;
}
int length = (int)Math.Round(context.PeekDouble(argLimit.basePtr));
string substr;
if (length < 1 || ((startAt + length) >= str.Length))
{
substr = string.Empty;
}
else
{
substr = str.Substring(startAt, length);
}
context.SetValue(context, argLimit.basePtr, substr);
argStartAt.basePtr++;
argString.basePtr++;
argLimit.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal static void Substring(ProcessingContext context)
{
StackFrame arg1 = context.TopArg;
StackFrame arg2 = context.SecondArg;
Fx.Assert(arg1.Count == arg2.Count, "");
while (arg1.basePtr <= arg1.endPtr)
{
string str = context.PeekString(arg1.basePtr);
int startAt = ((int)Math.Round(context.PeekDouble(arg2.basePtr))) - 1;
if (startAt < 0)
{
startAt = 0;
}
context.SetValue(context, arg2.basePtr, (startAt >= str.Length) ? string.Empty : str.Substring(startAt));
arg1.basePtr++;
arg2.basePtr++;
}
context.PopFrame();
}
internal static void StringConcatTwo(ProcessingContext context)
{
StackFrame frame = context[0];
StackFrame frame2 = context[1];
while (frame.basePtr <= frame.endPtr)
{
context.SetValue(context, frame2.basePtr, context.PeekString(frame.basePtr) + context.PeekString(frame2.basePtr));
frame.basePtr++;
frame2.basePtr++;
}
context.PopFrame();
}
internal override void Eval(ProcessingContext context)
{
Fx.Assert(context != null, "");
StackFrame[] args = new StackFrame[argCount];
for (int i = 0; i < this.argCount; ++i)
{
args[i] = context[i];
}
StringBuilder builder = new StringBuilder();
while (args[0].basePtr <= args[0].endPtr)
{
builder.Length = 0;
for (int i = 0; i < this.argCount; ++i)
{
builder.Append(context.PeekString(args[i].basePtr));
}
context.SetValue(context, args[this.argCount - 1].basePtr, builder.ToString());
for (int i = 0; i < this.argCount; ++i)
{
args[i].basePtr++;
}
}
for (int i = 0; i < this.argCount - 1; ++i)
{
context.PopFrame();
}
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
int count = topArg.Count;
if (count > 0)
{
QueryBranchResultSet resultTable = context.Processor.CreateResultSet();
BranchMatcher matcher = new BranchMatcher(count, resultTable);
for (int i = 0; i < count; i++)
{
this.CollectMatches(i, ref context.Values[topArg[i]], resultTable);
}
context.PopFrame();
if (resultTable.Count > 1)
{
resultTable.Sort();
}
if ((this.alwaysBranches != null) && (this.alwaysBranches.Count > 0))
{
matcher.InvokeNonMatches(context, this.alwaysBranches);
}
matcher.InvokeMatches(context);
matcher.Release(context);
}
else
{
context.PopFrame();
}
return base.next;
}
internal override Opcode Eval(ProcessingContext context)
{
XPathNavigator nav = context.Processor.ContextNode;
if (nav != null && context.Processor.ContextMessage != null)
{
((SeekableMessageNavigator)nav).Atomize();
}
if (this.argCount == 0)
{
context.PushFrame();
int count = context.IterationCount;
if (count > 0)
{
object ret = this.function.Invoke(this.xsltContext, NullArgs, nav);
switch (this.function.ReturnType)
{
case XPathResultType.String:
context.Push((string)ret, count);
break;
case XPathResultType.Number:
context.Push((double)ret, count);
break;
case XPathResultType.Boolean:
context.Push((bool)ret, count);
break;
case XPathResultType.NodeSet:
NodeSequence seq = context.CreateSequence();
XPathNodeIterator iter = (XPathNodeIterator)ret;
seq.Add(iter);
context.Push(seq, count);
break;
default:
// This should never be reached
throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, SR.GetString(SR.QueryFunctionTypeNotSupported, this.function.ReturnType.ToString())));
}
}
}
else
{
// PERF, [....], see if we can cache these arrays to avoid allocations
object[] xsltArgs = new object[this.argCount];
int iterationCount = context.TopArg.Count;
for (int iteration = 0; iteration < iterationCount; ++iteration)
{
for (int i = 0; i < this.argCount; ++i)
{
StackFrame arg = context[i];
Fx.Assert(iteration < arg.Count, "");
switch (this.function.ArgTypes[i])
{
case XPathResultType.String:
xsltArgs[i] = context.PeekString(arg[iteration]);
break;
case XPathResultType.Number:
xsltArgs[i] = context.PeekDouble(arg[iteration]);
break;
case XPathResultType.Boolean:
xsltArgs[i] = context.PeekBoolean(arg[iteration]);
break;
case XPathResultType.NodeSet:
NodeSequenceIterator iter = new NodeSequenceIterator(context.PeekSequence(arg[iteration]));
xsltArgs[i] = iter;
this.iterList.Add(iter);
break;
default:
// This should never be reached
throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, SR.GetString(SR.QueryFunctionTypeNotSupported, this.function.ArgTypes[i].ToString())));
}
}
object ret = this.function.Invoke(this.xsltContext, xsltArgs, nav);
if (this.iterList != null)
{
for (int i = 0; i < this.iterList.Count; ++i)
{
this.iterList[i].Clear();
}
this.iterList.Clear();
}
switch (this.function.ReturnType)
{
case XPathResultType.String:
context.SetValue(context, context[this.argCount - 1][iteration], (string)ret);
break;
case XPathResultType.Number:
context.SetValue(context, context[this.argCount - 1][iteration], (double)ret);
break;
case XPathResultType.Boolean:
context.SetValue(context, context[this.argCount - 1][iteration], (bool)ret);
break;
case XPathResultType.NodeSet:
NodeSequence seq = context.CreateSequence();
XPathNodeIterator iter = (XPathNodeIterator)ret;
seq.Add(iter);
context.SetValue(context, context[this.argCount - 1][iteration], seq);
break;
default:
// This should never be reached
throw DiagnosticUtility.ExceptionUtility.ThrowHelperCritical(new QueryProcessingException(QueryProcessingError.Unexpected, SR.GetString(SR.QueryFunctionTypeNotSupported, this.function.ReturnType.ToString())));
}
}
for (int i = 0; i < this.argCount - 1; ++i)
{
context.PopFrame();
}
}
return this.next;
}
internal override Opcode Eval(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
Fx.Assert(topArg.Count == secondArg.Count, "");
for (int x = topArg.basePtr, y = secondArg.basePtr; x <= topArg.endPtr; ++x, ++y)
{
NodeSequence seqX = context.Values[x].Sequence;
NodeSequence seqY = context.Values[y].Sequence;
// Replace with a new sequence that is the union of the two
context.SetValue(context, y, seqY.Union(context, seqX));
}
context.PopFrame();
return this.next;
}
internal static void Translate(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
StackFrame frame3 = context[2];
StringBuilder builder = new StringBuilder();
while (topArg.basePtr <= topArg.endPtr)
{
builder.Length = 0;
string str = context.PeekString(topArg.basePtr);
string str2 = context.PeekString(secondArg.basePtr);
string str3 = context.PeekString(frame3.basePtr);
for (int i = 0; i < str.Length; i++)
{
char ch = str[i];
int index = str2.IndexOf(ch);
if (index < 0)
{
builder.Append(ch);
}
else if (index < str3.Length)
{
builder.Append(str3[index]);
}
}
context.SetValue(context, frame3.basePtr, builder.ToString());
topArg.basePtr++;
secondArg.basePtr++;
frame3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
internal override Opcode Eval(ProcessingContext context)
{
context.PopFrame();
return this.next;
}
internal static void SubstringLimit(ProcessingContext context)
{
StackFrame topArg = context.TopArg;
StackFrame secondArg = context.SecondArg;
StackFrame frame3 = context[2];
while (topArg.basePtr <= topArg.endPtr)
{
string str2;
string str = context.PeekString(topArg.basePtr);
int startIndex = ((int) Math.Round(context.PeekDouble(secondArg.basePtr))) - 1;
if (startIndex < 0)
{
startIndex = 0;
}
int length = (int) Math.Round(context.PeekDouble(frame3.basePtr));
if ((length < 1) || ((startIndex + length) >= str.Length))
{
str2 = string.Empty;
}
else
{
str2 = str.Substring(startIndex, length);
}
context.SetValue(context, frame3.basePtr, str2);
secondArg.basePtr++;
topArg.basePtr++;
frame3.basePtr++;
}
context.PopFrame();
context.PopFrame();
}
