xref: /packages/apps/Email/src/org/apache/james/mime4j/field/contenttype/parser/ContentTypeParserTokenManager.java

/* Generated By:JavaCC: Do not edit this line. ContentTypeParserTokenManager.java */
/*
 *  Copyright 2004 the mime4j project
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.apache.james.mime4j.field.contenttype.parser;
import java.util.ArrayList;

public class ContentTypeParserTokenManager implements ContentTypeParserConstants
{
        // Keeps track of how many levels of comment nesting
        // we've encountered.  This is only used when the 2nd
        // level is reached, for example ((this)), not (this).
        // This is because the outermost level must be treated
        // specially anyway, because the outermost ")" has a
        // different token type than inner ")" instances.
        static int commentNest;
  public  java.io.PrintStream debugStream = System.out;
  public  void setDebugStream(java.io.PrintStream ds) { debugStream = ds; }
private final int jjStopStringLiteralDfa_0(int pos, long active0)
{
   switch (pos)
   {
      default :
         return -1;
   }
}
private final int jjStartNfa_0(int pos, long active0)
{
   return jjMoveNfa_0(jjStopStringLiteralDfa_0(pos, active0), pos + 1);
}
private final int jjStopAtPos(int pos, int kind)
{
   jjmatchedKind = kind;
   jjmatchedPos = pos;
   return pos + 1;
}
private final int jjStartNfaWithStates_0(int pos, int kind, int state)
{
   jjmatchedKind = kind;
   jjmatchedPos = pos;
   try { curChar = input_stream.readChar(); }
   catch(java.io.IOException e) { return pos + 1; }
   return jjMoveNfa_0(state, pos + 1);
}
private final int jjMoveStringLiteralDfa0_0()
{
   switch(curChar)
   {
      case 10:
         return jjStartNfaWithStates_0(0, 2, 2);
      case 13:
         return jjStartNfaWithStates_0(0, 1, 2);
      case 34:
         return jjStopAtPos(0, 16);
      case 40:
         return jjStopAtPos(0, 7);
      case 47:
         return jjStopAtPos(0, 3);
      case 59:
         return jjStopAtPos(0, 4);
      case 61:
         return jjStopAtPos(0, 5);
      default :
         return jjMoveNfa_0(3, 0);
   }
}
private final void jjCheckNAdd(int state)
{
   if (jjrounds[state] != jjround)
   {
      jjstateSet[jjnewStateCnt++] = state;
      jjrounds[state] = jjround;
   }
}
private final void jjAddStates(int start, int end)
{
   do {
      jjstateSet[jjnewStateCnt++] = jjnextStates[start];
   } while (start++ != end);
}
private final void jjCheckNAddTwoStates(int state1, int state2)
{
   jjCheckNAdd(state1);
   jjCheckNAdd(state2);
}
private final void jjCheckNAddStates(int start, int end)
{
   do {
      jjCheckNAdd(jjnextStates[start]);
   } while (start++ != end);
}
private final void jjCheckNAddStates(int start)
{
   jjCheckNAdd(jjnextStates[start]);
   jjCheckNAdd(jjnextStates[start + 1]);
}
static final long[] jjbitVec0 = {
   0x0L, 0x0L, 0xffffffffffffffffL, 0xffffffffffffffffL
};
private final int jjMoveNfa_0(int startState, int curPos)
{
   int[] nextStates;
   int startsAt = 0;
   jjnewStateCnt = 3;
   int i = 1;
   jjstateSet[0] = startState;
   int j, kind = 0x7fffffff;
   for (;;)
   {
      if (++jjround == 0x7fffffff)
         ReInitRounds();
      if (curChar < 64)
      {
         long l = 1L << curChar;
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 3:
                  if ((0x3ff6cfafffffdffL & l) != 0L)
                  {
                     if (kind > 21)
                        kind = 21;
                     jjCheckNAdd(2);
                  }
                  else if ((0x100000200L & l) != 0L)
                  {
                     if (kind > 6)
                        kind = 6;
                     jjCheckNAdd(0);
                  }
                  if ((0x3ff000000000000L & l) != 0L)
                  {
                     if (kind > 20)
                        kind = 20;
                     jjCheckNAdd(1);
                  }
                  break;
               case 0:
                  if ((0x100000200L & l) == 0L)
                     break;
                  kind = 6;
                  jjCheckNAdd(0);
                  break;
               case 1:
                  if ((0x3ff000000000000L & l) == 0L)
                     break;
                  if (kind > 20)
                     kind = 20;
                  jjCheckNAdd(1);
                  break;
               case 2:
                  if ((0x3ff6cfafffffdffL & l) == 0L)
                     break;
                  if (kind > 21)
                     kind = 21;
                  jjCheckNAdd(2);
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else if (curChar < 128)
      {
         long l = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 3:
               case 2:
                  if ((0xffffffffc7fffffeL & l) == 0L)
                     break;
                  kind = 21;
                  jjCheckNAdd(2);
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else
      {
         int i2 = (curChar & 0xff) >> 6;
         long l2 = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 3:
               case 2:
                  if ((jjbitVec0[i2] & l2) == 0L)
                     break;
                  if (kind > 21)
                     kind = 21;
                  jjCheckNAdd(2);
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      if (kind != 0x7fffffff)
      {
         jjmatchedKind = kind;
         jjmatchedPos = curPos;
         kind = 0x7fffffff;
      }
      ++curPos;
      if ((i = jjnewStateCnt) == (startsAt = 3 - (jjnewStateCnt = startsAt)))
         return curPos;
      try { curChar = input_stream.readChar(); }
      catch(java.io.IOException e) { return curPos; }
   }
}
private final int jjStopStringLiteralDfa_1(int pos, long active0)
{
   switch (pos)
   {
      default :
         return -1;
   }
}
private final int jjStartNfa_1(int pos, long active0)
{
   return jjMoveNfa_1(jjStopStringLiteralDfa_1(pos, active0), pos + 1);
}
private final int jjStartNfaWithStates_1(int pos, int kind, int state)
{
   jjmatchedKind = kind;
   jjmatchedPos = pos;
   try { curChar = input_stream.readChar(); }
   catch(java.io.IOException e) { return pos + 1; }
   return jjMoveNfa_1(state, pos + 1);
}
private final int jjMoveStringLiteralDfa0_1()
{
   switch(curChar)
   {
      case 40:
         return jjStopAtPos(0, 10);
      case 41:
         return jjStopAtPos(0, 8);
      default :
         return jjMoveNfa_1(0, 0);
   }
}
private final int jjMoveNfa_1(int startState, int curPos)
{
   int[] nextStates;
   int startsAt = 0;
   jjnewStateCnt = 3;
   int i = 1;
   jjstateSet[0] = startState;
   int j, kind = 0x7fffffff;
   for (;;)
   {
      if (++jjround == 0x7fffffff)
         ReInitRounds();
      if (curChar < 64)
      {
         long l = 1L << curChar;
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if (kind > 11)
                     kind = 11;
                  break;
               case 1:
                  if (kind > 9)
                     kind = 9;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else if (curChar < 128)
      {
         long l = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if (kind > 11)
                     kind = 11;
                  if (curChar == 92)
                     jjstateSet[jjnewStateCnt++] = 1;
                  break;
               case 1:
                  if (kind > 9)
                     kind = 9;
                  break;
               case 2:
                  if (kind > 11)
                     kind = 11;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else
      {
         int i2 = (curChar & 0xff) >> 6;
         long l2 = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if ((jjbitVec0[i2] & l2) != 0L && kind > 11)
                     kind = 11;
                  break;
               case 1:
                  if ((jjbitVec0[i2] & l2) != 0L && kind > 9)
                     kind = 9;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      if (kind != 0x7fffffff)
      {
         jjmatchedKind = kind;
         jjmatchedPos = curPos;
         kind = 0x7fffffff;
      }
      ++curPos;
      if ((i = jjnewStateCnt) == (startsAt = 3 - (jjnewStateCnt = startsAt)))
         return curPos;
      try { curChar = input_stream.readChar(); }
      catch(java.io.IOException e) { return curPos; }
   }
}
private final int jjStopStringLiteralDfa_3(int pos, long active0)
{
   switch (pos)
   {
      default :
         return -1;
   }
}
private final int jjStartNfa_3(int pos, long active0)
{
   return jjMoveNfa_3(jjStopStringLiteralDfa_3(pos, active0), pos + 1);
}
private final int jjStartNfaWithStates_3(int pos, int kind, int state)
{
   jjmatchedKind = kind;
   jjmatchedPos = pos;
   try { curChar = input_stream.readChar(); }
   catch(java.io.IOException e) { return pos + 1; }
   return jjMoveNfa_3(state, pos + 1);
}
private final int jjMoveStringLiteralDfa0_3()
{
   switch(curChar)
   {
      case 34:
         return jjStopAtPos(0, 19);
      default :
         return jjMoveNfa_3(0, 0);
   }
}
private final int jjMoveNfa_3(int startState, int curPos)
{
   int[] nextStates;
   int startsAt = 0;
   jjnewStateCnt = 3;
   int i = 1;
   jjstateSet[0] = startState;
   int j, kind = 0x7fffffff;
   for (;;)
   {
      if (++jjround == 0x7fffffff)
         ReInitRounds();
      if (curChar < 64)
      {
         long l = 1L << curChar;
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
               case 2:
                  if ((0xfffffffbffffffffL & l) == 0L)
                     break;
                  if (kind > 18)
                     kind = 18;
                  jjCheckNAdd(2);
                  break;
               case 1:
                  if (kind > 17)
                     kind = 17;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else if (curChar < 128)
      {
         long l = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if ((0xffffffffefffffffL & l) != 0L)
                  {
                     if (kind > 18)
                        kind = 18;
                     jjCheckNAdd(2);
                  }
                  else if (curChar == 92)
                     jjstateSet[jjnewStateCnt++] = 1;
                  break;
               case 1:
                  if (kind > 17)
                     kind = 17;
                  break;
               case 2:
                  if ((0xffffffffefffffffL & l) == 0L)
                     break;
                  if (kind > 18)
                     kind = 18;
                  jjCheckNAdd(2);
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else
      {
         int i2 = (curChar & 0xff) >> 6;
         long l2 = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
               case 2:
                  if ((jjbitVec0[i2] & l2) == 0L)
                     break;
                  if (kind > 18)
                     kind = 18;
                  jjCheckNAdd(2);
                  break;
               case 1:
                  if ((jjbitVec0[i2] & l2) != 0L && kind > 17)
                     kind = 17;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      if (kind != 0x7fffffff)
      {
         jjmatchedKind = kind;
         jjmatchedPos = curPos;
         kind = 0x7fffffff;
      }
      ++curPos;
      if ((i = jjnewStateCnt) == (startsAt = 3 - (jjnewStateCnt = startsAt)))
         return curPos;
      try { curChar = input_stream.readChar(); }
      catch(java.io.IOException e) { return curPos; }
   }
}
private final int jjStopStringLiteralDfa_2(int pos, long active0)
{
   switch (pos)
   {
      default :
         return -1;
   }
}
private final int jjStartNfa_2(int pos, long active0)
{
   return jjMoveNfa_2(jjStopStringLiteralDfa_2(pos, active0), pos + 1);
}
private final int jjStartNfaWithStates_2(int pos, int kind, int state)
{
   jjmatchedKind = kind;
   jjmatchedPos = pos;
   try { curChar = input_stream.readChar(); }
   catch(java.io.IOException e) { return pos + 1; }
   return jjMoveNfa_2(state, pos + 1);
}
private final int jjMoveStringLiteralDfa0_2()
{
   switch(curChar)
   {
      case 40:
         return jjStopAtPos(0, 13);
      case 41:
         return jjStopAtPos(0, 14);
      default :
         return jjMoveNfa_2(0, 0);
   }
}
private final int jjMoveNfa_2(int startState, int curPos)
{
   int[] nextStates;
   int startsAt = 0;
   jjnewStateCnt = 3;
   int i = 1;
   jjstateSet[0] = startState;
   int j, kind = 0x7fffffff;
   for (;;)
   {
      if (++jjround == 0x7fffffff)
         ReInitRounds();
      if (curChar < 64)
      {
         long l = 1L << curChar;
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if (kind > 15)
                     kind = 15;
                  break;
               case 1:
                  if (kind > 12)
                     kind = 12;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else if (curChar < 128)
      {
         long l = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if (kind > 15)
                     kind = 15;
                  if (curChar == 92)
                     jjstateSet[jjnewStateCnt++] = 1;
                  break;
               case 1:
                  if (kind > 12)
                     kind = 12;
                  break;
               case 2:
                  if (kind > 15)
                     kind = 15;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      else
      {
         int i2 = (curChar & 0xff) >> 6;
         long l2 = 1L << (curChar & 077);
         MatchLoop: do
         {
            switch(jjstateSet[--i])
            {
               case 0:
                  if ((jjbitVec0[i2] & l2) != 0L && kind > 15)
                     kind = 15;
                  break;
               case 1:
                  if ((jjbitVec0[i2] & l2) != 0L && kind > 12)
                     kind = 12;
                  break;
               default : break;
            }
         } while(i != startsAt);
      }
      if (kind != 0x7fffffff)
      {
         jjmatchedKind = kind;
         jjmatchedPos = curPos;
         kind = 0x7fffffff;
      }
      ++curPos;
      if ((i = jjnewStateCnt) == (startsAt = 3 - (jjnewStateCnt = startsAt)))
         return curPos;
      try { curChar = input_stream.readChar(); }
      catch(java.io.IOException e) { return curPos; }
   }
}
static final int[] jjnextStates = {
};
public static final String[] jjstrLiteralImages = {
"", "\15", "\12", "\57", "\73", "\75", null, null, null, null, null, null,
null, null, null, null, null, null, null, null, null, null, null, null, };
public static final String[] lexStateNames = {
   "DEFAULT",
   "INCOMMENT",
   "NESTED_COMMENT",
   "INQUOTEDSTRING",
};
public static final int[] jjnewLexState = {
   -1, -1, -1, -1, -1, -1, -1, 1, 0, -1, 2, -1, -1, -1, -1, -1, 3, -1, -1, 0, -1, -1, -1, -1,
};
static final long[] jjtoToken = {
   0x38003fL,
};
static final long[] jjtoSkip = {
   0x140L,
};
static final long[] jjtoSpecial = {
   0x40L,
};
static final long[] jjtoMore = {
   0x7fe80L,
};
protected SimpleCharStream input_stream;
private final int[] jjrounds = new int[3];
private final int[] jjstateSet = new int[6];
StringBuffer image;
int jjimageLen;
int lengthOfMatch;
protected char curChar;
public ContentTypeParserTokenManager(SimpleCharStream stream){
   if (SimpleCharStream.staticFlag)
      throw new Error("ERROR: Cannot use a static CharStream class with a non-static lexical analyzer.");
   input_stream = stream;
}
public ContentTypeParserTokenManager(SimpleCharStream stream, int lexState){
   this(stream);
   SwitchTo(lexState);
}
public void ReInit(SimpleCharStream stream)
{
   jjmatchedPos = jjnewStateCnt = 0;
   curLexState = defaultLexState;
   input_stream = stream;
   ReInitRounds();
}
private final void ReInitRounds()
{
   int i;
   jjround = 0x80000001;
   for (i = 3; i-- > 0;)
      jjrounds[i] = 0x80000000;
}
public void ReInit(SimpleCharStream stream, int lexState)
{
   ReInit(stream);
   SwitchTo(lexState);
}
public void SwitchTo(int lexState)
{
   if (lexState >= 4 || lexState < 0)
      throw new TokenMgrError("Error: Ignoring invalid lexical state : " + lexState + ". State unchanged.", TokenMgrError.INVALID_LEXICAL_STATE);
   else
      curLexState = lexState;
}

protected Token jjFillToken()
{
   Token t = Token.newToken(jjmatchedKind);
   t.kind = jjmatchedKind;
   String im = jjstrLiteralImages[jjmatchedKind];
   t.image = (im == null) ? input_stream.GetImage() : im;
   t.beginLine = input_stream.getBeginLine();
   t.beginColumn = input_stream.getBeginColumn();
   t.endLine = input_stream.getEndLine();
   t.endColumn = input_stream.getEndColumn();
   return t;
}

int curLexState = 0;
int defaultLexState = 0;
int jjnewStateCnt;
int jjround;
int jjmatchedPos;
int jjmatchedKind;

public Token getNextToken()
{
  int kind;
  Token specialToken = null;
  Token matchedToken;
  int curPos = 0;

  EOFLoop :
  for (;;)
  {
   try
   {
      curChar = input_stream.BeginToken();
   }
   catch(java.io.IOException e)
   {
      jjmatchedKind = 0;
      matchedToken = jjFillToken();
      matchedToken.specialToken = specialToken;
      return matchedToken;
   }
   image = null;
   jjimageLen = 0;

   for (;;)
   {
     switch(curLexState)
     {
       case 0:
         jjmatchedKind = 0x7fffffff;
         jjmatchedPos = 0;
         curPos = jjMoveStringLiteralDfa0_0();
         break;
       case 1:
         jjmatchedKind = 0x7fffffff;
         jjmatchedPos = 0;
         curPos = jjMoveStringLiteralDfa0_1();
         break;
       case 2:
         jjmatchedKind = 0x7fffffff;
         jjmatchedPos = 0;
         curPos = jjMoveStringLiteralDfa0_2();
         break;
       case 3:
         jjmatchedKind = 0x7fffffff;
         jjmatchedPos = 0;
         curPos = jjMoveStringLiteralDfa0_3();
         break;
     }
     if (jjmatchedKind != 0x7fffffff)
     {
        if (jjmatchedPos + 1 < curPos)
           input_stream.backup(curPos - jjmatchedPos - 1);
        if ((jjtoToken[jjmatchedKind >> 6] & (1L << (jjmatchedKind & 077))) != 0L)
        {
           matchedToken = jjFillToken();
           matchedToken.specialToken = specialToken;
           TokenLexicalActions(matchedToken);
       if (jjnewLexState[jjmatchedKind] != -1)
         curLexState = jjnewLexState[jjmatchedKind];
           return matchedToken;
        }
        else if ((jjtoSkip[jjmatchedKind >> 6] & (1L << (jjmatchedKind & 077))) != 0L)
        {
           if ((jjtoSpecial[jjmatchedKind >> 6] & (1L << (jjmatchedKind & 077))) != 0L)
           {
              matchedToken = jjFillToken();
              if (specialToken == null)
                 specialToken = matchedToken;
              else
              {
                 matchedToken.specialToken = specialToken;
                 specialToken = (specialToken.next = matchedToken);
              }
           }
         if (jjnewLexState[jjmatchedKind] != -1)
           curLexState = jjnewLexState[jjmatchedKind];
           continue EOFLoop;
        }
        MoreLexicalActions();
      if (jjnewLexState[jjmatchedKind] != -1)
        curLexState = jjnewLexState[jjmatchedKind];
        curPos = 0;
        jjmatchedKind = 0x7fffffff;
        try {
           curChar = input_stream.readChar();
           continue;
        }
        catch (java.io.IOException e1) { }
     }
     int error_line = input_stream.getEndLine();
     int error_column = input_stream.getEndColumn();
     String error_after = null;
     boolean EOFSeen = false;
     try { input_stream.readChar(); input_stream.backup(1); }
     catch (java.io.IOException e1) {
        EOFSeen = true;
        error_after = curPos <= 1 ? "" : input_stream.GetImage();
        if (curChar == '\n' || curChar == '\r') {
           error_line++;
           error_column = 0;
        }
        else
           error_column++;
     }
     if (!EOFSeen) {
        input_stream.backup(1);
        error_after = curPos <= 1 ? "" : input_stream.GetImage();
     }
     throw new TokenMgrError(EOFSeen, curLexState, error_line, error_column, error_after, curChar, TokenMgrError.LEXICAL_ERROR);
   }
  }
}

void MoreLexicalActions()
{
   jjimageLen += (lengthOfMatch = jjmatchedPos + 1);
   switch(jjmatchedKind)
   {
      case 9 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
                          image.deleteCharAt(image.length() - 2);
         break;
      case 10 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
              commentNest = 1;
         break;
      case 12 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
                          image.deleteCharAt(image.length() - 2);
         break;
      case 13 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
              ++commentNest;
         break;
      case 14 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
              --commentNest; if (commentNest == 0) SwitchTo(INCOMMENT);
         break;
      case 16 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
               image.deleteCharAt(image.length() - 1);
         break;
      case 17 :
         if (image == null)
            image = new StringBuffer();
         image.append(input_stream.GetSuffix(jjimageLen));
         jjimageLen = 0;
                          image.deleteCharAt(image.length() - 2);
         break;
      default :
         break;
   }
}
void TokenLexicalActions(Token matchedToken)
{
   switch(jjmatchedKind)
   {
      case 19 :
        if (image == null)
            image = new StringBuffer();
            image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
                                 matchedToken.image = image.substring(0, image.length() - 1);
         break;
      default :
         break;
   }
}
}