Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / XmlUtils / System / Xml / Xsl / XsltOld / StateMachine.cs / 1305376 / StateMachine.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Xml.Xsl.XsltOld {
using Res = System.Xml.Utils.Res;
using System;
using System.Diagnostics;
using System.Xml;
using System.Xml.XPath;
internal class StateMachine {
// Constants for the state table
private const int Init = 0x000000; // Initial state
private const int Elem = 0x000001; // Element was output
private const int NsN = 0x000002; // Namespace name was output
private const int NsV = 0x000003; // Namespace value was output (some more can follow)
private const int Ns = 0x000004; // Namespace was output
private const int AttrN = 0x000005; // Attribute name was output
private const int AttrV = 0x000006; // Attribute value was output (some more can follow)
private const int Attr = 0x000007; // Attribute was output
private const int InElm = 0x000008; // Filling in element, general state text
private const int EndEm = 0x000009; // After end element event - next end element doesn't generate token
private const int InCmt = 0x00000a; // Adding text to a comment
private const int InPI = 0x00000b; // Adding text to a processing instruction
private const int StateMask = 0x00000F; // State mask
internal const int Error = 0x000010; // Invalid XML state
private const int Ignor = 0x000020; // Ignore this transition
private const int Assrt = 0x000030; // Assrt
private const int U = 0x000100; // Depth up
private const int D = 0x000200; // Depth down
internal const int DepthMask = 0x000300; // Depth mask
internal const int DepthUp = U;
internal const int DepthDown = D;
private const int C = 0x000400; // BeginChild
private const int H = 0x000800; // HadChild
private const int M = 0x001000; // EmptyTag
internal const int BeginChild = C;
internal const int HadChild = H;
internal const int EmptyTag = M;
private const int B = 0x002000; // Begin Record
private const int E = 0x004000; // Record finished
internal const int BeginRecord = B;
internal const int EndRecord = E;
private const int S = 0x008000; // Push namespace scope
private const int P = 0x010000; // Pop current namepsace scope
internal const int PushScope = S;
internal const int PopScope = P; // Next event must pop scope
//
// Runtime state
//
private int _State;
internal StateMachine() {
_State = Init;
}
internal int State {
get {
return _State;
}
set {
// Hope you know what you are doing ...
_State = value;
}
}
internal void Reset() {
_State = Init;
}
internal static int StateOnly(int state) {
return state & StateMask;
}
internal int BeginOutlook(XPathNodeType nodeType) {
int newState = s_BeginTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
return newState;
}
internal int Begin(XPathNodeType nodeType) {
int newState = s_BeginTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
if (newState != Error && newState != Ignor) {
_State = newState & StateMask;
}
return newState;
}
internal int EndOutlook(XPathNodeType nodeType) {
int newState = s_EndTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
return newState;
}
internal int End(XPathNodeType nodeType) {
int newState = s_EndTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
if (newState != Error && newState != Ignor) {
_State = newState & StateMask;
}
return newState;
}
private static readonly int [][] s_BeginTransitions = {
/* { Init, Elem, NsN, NsV, Ns, AttrN, AttrV, Attr, InElm, EndEm, InCmt, InPI }, */
/* Root */ new int[] { Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error },
/* Element */ new int[] { Elem |B|S, Elem |U|C|B|S, Error, Error, Elem |C|B|S, Error, Error, Elem |C|B|S, Elem |B|S, Elem |B|P|S, Error, Error },
/* Attribute */ new int[] { Error, AttrN|U, Error, Error, AttrN, Error, Error, AttrN, Error, Error, Error, Error },
/* Namespace */ new int[] { Error, NsN|U, Error, Error, NsN, Error, Error, Error, Error, Error, Error, Error },
/* Text */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* SignificantWhitespace */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* Whitespace */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* ProcessingInstruction */ new int[] { InPI |B, InPI |U|C|B, Error, Error, InPI |C|B, Error, Error, InPI |C|B, InPI |B, InPI |B|P, Error, Error },
/* Comment */ new int[] { InCmt|B, InCmt|U|C|B, Error, Error, InCmt|C|B, Error, Error, InCmt|C|B, InCmt|B, InCmt|B|P, Error, Error },
/* All */ new int[] { Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error },
};
private static readonly int [][] s_EndTransitions = {
/* { Init, Elem, NsN, NsV, Ns, AttrN, AttrV, Attr, InElm, EndEm, InCmt, InPI }, */
/* Root */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Element */ new int[] { Assrt, EndEm|B|E|P|M, Assrt, Assrt, EndEm|D|B|E|P|M, Assrt, Assrt, EndEm|D|B|E|P|M, EndEm|D|H|B|E|P, EndEm|D|H|B|E|P, Assrt, Assrt },
/* Attribute */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Attr, Attr |D, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Namespace */ new int[] { Assrt, Assrt, Ns, Ns |D, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Text */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* SignificantWhitespace */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Whitespace */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* ProcessingInstruction */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, EndEm|E},
/* Comment */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, EndEm|E, Assrt },
/* All */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
};
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Xml.Xsl.XsltOld {
using Res = System.Xml.Utils.Res;
using System;
using System.Diagnostics;
using System.Xml;
using System.Xml.XPath;
internal class StateMachine {
// Constants for the state table
private const int Init = 0x000000; // Initial state
private const int Elem = 0x000001; // Element was output
private const int NsN = 0x000002; // Namespace name was output
private const int NsV = 0x000003; // Namespace value was output (some more can follow)
private const int Ns = 0x000004; // Namespace was output
private const int AttrN = 0x000005; // Attribute name was output
private const int AttrV = 0x000006; // Attribute value was output (some more can follow)
private const int Attr = 0x000007; // Attribute was output
private const int InElm = 0x000008; // Filling in element, general state text
private const int EndEm = 0x000009; // After end element event - next end element doesn't generate token
private const int InCmt = 0x00000a; // Adding text to a comment
private const int InPI = 0x00000b; // Adding text to a processing instruction
private const int StateMask = 0x00000F; // State mask
internal const int Error = 0x000010; // Invalid XML state
private const int Ignor = 0x000020; // Ignore this transition
private const int Assrt = 0x000030; // Assrt
private const int U = 0x000100; // Depth up
private const int D = 0x000200; // Depth down
internal const int DepthMask = 0x000300; // Depth mask
internal const int DepthUp = U;
internal const int DepthDown = D;
private const int C = 0x000400; // BeginChild
private const int H = 0x000800; // HadChild
private const int M = 0x001000; // EmptyTag
internal const int BeginChild = C;
internal const int HadChild = H;
internal const int EmptyTag = M;
private const int B = 0x002000; // Begin Record
private const int E = 0x004000; // Record finished
internal const int BeginRecord = B;
internal const int EndRecord = E;
private const int S = 0x008000; // Push namespace scope
private const int P = 0x010000; // Pop current namepsace scope
internal const int PushScope = S;
internal const int PopScope = P; // Next event must pop scope
//
// Runtime state
//
private int _State;
internal StateMachine() {
_State = Init;
}
internal int State {
get {
return _State;
}
set {
// Hope you know what you are doing ...
_State = value;
}
}
internal void Reset() {
_State = Init;
}
internal static int StateOnly(int state) {
return state & StateMask;
}
internal int BeginOutlook(XPathNodeType nodeType) {
int newState = s_BeginTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
return newState;
}
internal int Begin(XPathNodeType nodeType) {
int newState = s_BeginTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
if (newState != Error && newState != Ignor) {
_State = newState & StateMask;
}
return newState;
}
internal int EndOutlook(XPathNodeType nodeType) {
int newState = s_EndTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
return newState;
}
internal int End(XPathNodeType nodeType) {
int newState = s_EndTransitions[(int)nodeType][_State];
Debug.Assert(newState != Assrt);
if (newState != Error && newState != Ignor) {
_State = newState & StateMask;
}
return newState;
}
private static readonly int [][] s_BeginTransitions = {
/* { Init, Elem, NsN, NsV, Ns, AttrN, AttrV, Attr, InElm, EndEm, InCmt, InPI }, */
/* Root */ new int[] { Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error },
/* Element */ new int[] { Elem |B|S, Elem |U|C|B|S, Error, Error, Elem |C|B|S, Error, Error, Elem |C|B|S, Elem |B|S, Elem |B|P|S, Error, Error },
/* Attribute */ new int[] { Error, AttrN|U, Error, Error, AttrN, Error, Error, AttrN, Error, Error, Error, Error },
/* Namespace */ new int[] { Error, NsN|U, Error, Error, NsN, Error, Error, Error, Error, Error, Error, Error },
/* Text */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* SignificantWhitespace */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* Whitespace */ new int[] { InElm|B, InElm|U|C|B, NsV|U, NsV, InElm|C|B, AttrV|U, AttrV, InElm|C|B, InElm, InElm|B|P, InCmt, InPI },
/* ProcessingInstruction */ new int[] { InPI |B, InPI |U|C|B, Error, Error, InPI |C|B, Error, Error, InPI |C|B, InPI |B, InPI |B|P, Error, Error },
/* Comment */ new int[] { InCmt|B, InCmt|U|C|B, Error, Error, InCmt|C|B, Error, Error, InCmt|C|B, InCmt|B, InCmt|B|P, Error, Error },
/* All */ new int[] { Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error, Error },
};
private static readonly int [][] s_EndTransitions = {
/* { Init, Elem, NsN, NsV, Ns, AttrN, AttrV, Attr, InElm, EndEm, InCmt, InPI }, */
/* Root */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Element */ new int[] { Assrt, EndEm|B|E|P|M, Assrt, Assrt, EndEm|D|B|E|P|M, Assrt, Assrt, EndEm|D|B|E|P|M, EndEm|D|H|B|E|P, EndEm|D|H|B|E|P, Assrt, Assrt },
/* Attribute */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Attr, Attr |D, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Namespace */ new int[] { Assrt, Assrt, Ns, Ns |D, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Text */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* SignificantWhitespace */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* Whitespace */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
/* ProcessingInstruction */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, EndEm|E},
/* Comment */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, EndEm|E, Assrt },
/* All */ new int[] { Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt, Assrt },
};
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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