/* Generated By:JavaCC: Do not edit this line. StructuredFieldParserTokenManager.java */
/****************************************************************
* Licensed to the Apache Software Foundation (ASF) under one *
* or more contributor license agreements. See the NOTICE file *
* distributed with this work for additional information *
* regarding copyright ownership. The ASF licenses this file *
* to you 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.structured.parser;
/** Token Manager. */
public class StructuredFieldParserTokenManager implements StructuredFieldParserConstants
{
// 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.
int commentNest;
/** Debug output. */
public java.io.PrintStream debugStream = System.out;
/** Set debug output. */
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 int jjStopAtPos(int pos, int kind)
{
jjmatchedKind = kind;
jjmatchedPos = pos;
return pos + 1;
}
private int jjMoveStringLiteralDfa0_0()
{
switch(curChar)
{
case 34:
return jjStopAtPos(0, 9);
case 40:
return jjStopAtPos(0, 1);
default :
return jjMoveNfa_0(2, 0);
}
}
static final long[] jjbitVec0 = {
0x0L, 0x0L, 0xffffffffffffffffL, 0xffffffffffffffffL
};
private int jjMoveNfa_0(int startState, int curPos)
{
int startsAt = 0;
jjnewStateCnt = 2;
int i = 1;
jjstateSet[0] = startState;
int kind = 0x7fffffff;
for (;;)
{
if (++jjround == 0x7fffffff)
ReInitRounds();
if (curChar < 64)
{
long l = 1L << curChar;
do
{
switch(jjstateSet[--i])
{
case 2:
if ((0xfffffefaffffd9ffL & l) != 0L)
{
if (kind > 15)
kind = 15;
jjCheckNAdd(1);
}
else if ((0x100002600L & l) != 0L)
{
if (kind > 14)
kind = 14;
jjCheckNAdd(0);
}
break;
case 0:
if ((0x100002600L & l) == 0L)
break;
kind = 14;
jjCheckNAdd(0);
break;
case 1:
if ((0xfffffefaffffd9ffL & l) == 0L)
break;
kind = 15;
jjCheckNAdd(1);
break;
default : break;
}
} while(i != startsAt);
}
else if (curChar < 128)
{
long l = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 2:
case 1:
kind = 15;
jjCheckNAdd(1);
break;
default : break;
}
} while(i != startsAt);
}
else
{
int i2 = (curChar & 0xff) >> 6;
long l2 = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 2:
case 1:
if ((jjbitVec0[i2] & l2) == 0L)
break;
if (kind > 15)
kind = 15;
jjCheckNAdd(1);
break;
default : break;
}
} while(i != startsAt);
}
if (kind != 0x7fffffff)
{
jjmatchedKind = kind;
jjmatchedPos = curPos;
kind = 0x7fffffff;
}
++curPos;
if ((i = jjnewStateCnt) == (startsAt = 2 - (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 int jjMoveStringLiteralDfa0_1()
{
switch(curChar)
{
case 40:
return jjStopAtPos(0, 3);
case 41:
return jjStopAtPos(0, 2);
default :
return jjMoveNfa_1(0, 0);
}
}
private int jjMoveNfa_1(int startState, int curPos)
{
int startsAt = 0;
jjnewStateCnt = 1;
int i = 1;
jjstateSet[0] = startState;
int kind = 0x7fffffff;
for (;;)
{
if (++jjround == 0x7fffffff)
ReInitRounds();
if (curChar < 64)
{
long l = 1L << curChar;
do
{
switch(jjstateSet[--i])
{
case 0:
if ((0xfffffcffffffffffL & l) != 0L)
kind = 4;
break;
default : break;
}
} while(i != startsAt);
}
else if (curChar < 128)
{
long l = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
kind = 4;
break;
default : break;
}
} while(i != startsAt);
}
else
{
int i2 = (curChar & 0xff) >> 6;
long l2 = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
if ((jjbitVec0[i2] & l2) != 0L && kind > 4)
kind = 4;
break;
default : break;
}
} while(i != startsAt);
}
if (kind != 0x7fffffff)
{
jjmatchedKind = kind;
jjmatchedPos = curPos;
kind = 0x7fffffff;
}
++curPos;
if ((i = jjnewStateCnt) == (startsAt = 1 - (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 int jjMoveStringLiteralDfa0_3()
{
switch(curChar)
{
case 34:
return jjStopAtPos(0, 13);
default :
return jjMoveNfa_3(0, 0);
}
}
private int jjMoveNfa_3(int startState, int curPos)
{
int startsAt = 0;
jjnewStateCnt = 6;
int i = 1;
jjstateSet[0] = startState;
int kind = 0x7fffffff;
for (;;)
{
if (++jjround == 0x7fffffff)
ReInitRounds();
if (curChar < 64)
{
long l = 1L << curChar;
do
{
switch(jjstateSet[--i])
{
case 0:
if ((0xfffffffbffffdfffL & l) != 0L)
{
if (kind > 11)
kind = 11;
jjCheckNAdd(2);
}
else if (curChar == 13)
jjstateSet[jjnewStateCnt++] = 3;
break;
case 1:
if (kind > 10)
kind = 10;
jjstateSet[jjnewStateCnt++] = 1;
break;
case 2:
if ((0xfffffffbffffdfffL & l) == 0L)
break;
if (kind > 11)
kind = 11;
jjCheckNAdd(2);
break;
case 3:
if (curChar != 10)
break;
if (kind > 12)
kind = 12;
jjCheckNAdd(4);
break;
case 4:
if ((0x100000200L & l) == 0L)
break;
if (kind > 12)
kind = 12;
jjCheckNAdd(4);
break;
case 5:
if (curChar == 13)
jjstateSet[jjnewStateCnt++] = 3;
break;
default : break;
}
} while(i != startsAt);
}
else if (curChar < 128)
{
long l = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
if ((0xffffffffefffffffL & l) != 0L)
{
if (kind > 11)
kind = 11;
jjCheckNAdd(2);
}
else if (curChar == 92)
jjCheckNAdd(1);
break;
case 1:
if (kind > 10)
kind = 10;
jjCheckNAdd(1);
break;
case 2:
if ((0xffffffffefffffffL & l) == 0L)
break;
if (kind > 11)
kind = 11;
jjCheckNAdd(2);
break;
default : break;
}
} while(i != startsAt);
}
else
{
int i2 = (curChar & 0xff) >> 6;
long l2 = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
case 2:
if ((jjbitVec0[i2] & l2) == 0L)
break;
if (kind > 11)
kind = 11;
jjCheckNAdd(2);
break;
case 1:
if ((jjbitVec0[i2] & l2) == 0L)
break;
if (kind > 10)
kind = 10;
jjstateSet[jjnewStateCnt++] = 1;
break;
default : break;
}
} while(i != startsAt);
}
if (kind != 0x7fffffff)
{
jjmatchedKind = kind;
jjmatchedPos = curPos;
kind = 0x7fffffff;
}
++curPos;
if ((i = jjnewStateCnt) == (startsAt = 6 - (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 int jjMoveStringLiteralDfa0_2()
{
switch(curChar)
{
case 40:
return jjStopAtPos(0, 5);
case 41:
return jjStopAtPos(0, 6);
default :
return jjMoveNfa_2(0, 0);
}
}
private int jjMoveNfa_2(int startState, int curPos)
{
int startsAt = 0;
jjnewStateCnt = 3;
int i = 1;
jjstateSet[0] = startState;
int kind = 0x7fffffff;
for (;;)
{
if (++jjround == 0x7fffffff)
ReInitRounds();
if (curChar < 64)
{
long l = 1L << curChar;
do
{
switch(jjstateSet[--i])
{
case 0:
if ((0xfffffcffffffffffL & l) != 0L && kind > 8)
kind = 8;
break;
case 1:
if (kind > 7)
kind = 7;
jjstateSet[jjnewStateCnt++] = 1;
break;
default : break;
}
} while(i != startsAt);
}
else if (curChar < 128)
{
long l = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
if (kind > 8)
kind = 8;
if (curChar == 92)
jjCheckNAdd(1);
break;
case 1:
if (kind > 7)
kind = 7;
jjCheckNAdd(1);
break;
case 2:
if (kind > 8)
kind = 8;
break;
default : break;
}
} while(i != startsAt);
}
else
{
int i2 = (curChar & 0xff) >> 6;
long l2 = 1L << (curChar & 077);
do
{
switch(jjstateSet[--i])
{
case 0:
if ((jjbitVec0[i2] & l2) != 0L && kind > 8)
kind = 8;
break;
case 1:
if ((jjbitVec0[i2] & l2) == 0L)
break;
if (kind > 7)
kind = 7;
jjstateSet[jjnewStateCnt++] = 1;
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 = {
};
/** Token literal values. */
public static final String[] jjstrLiteralImages = {
"", null, null, null, null, null, null, null, null, null, null, null, null,
null, null, null, null, null, };
/** Lexer state names. */
public static final String[] lexStateNames = {
"DEFAULT",
"INCOMMENT",
"NESTED_COMMENT",
"INQUOTEDSTRING",
};
/** Lex State array. */
public static final int[] jjnewLexState = {
-1, 1, 0, 2, -1, -1, -1, -1, -1, 3, -1, -1, -1, 0, -1, -1, -1, -1,
};
static final long[] jjtoToken = {
0xf801L,
};
static final long[] jjtoSkip = {
0x3feL,
};
static final long[] jjtoMore = {
0x400L,
};
protected SimpleCharStream input_stream;
private final int[] jjrounds = new int[6];
private final int[] jjstateSet = new int[12];
private final StringBuilder jjimage = new StringBuilder();
private StringBuilder image = jjimage;
private int jjimageLen;
private int lengthOfMatch;
protected char curChar;
/** Constructor. */
public StructuredFieldParserTokenManager(SimpleCharStream stream){
if (SimpleCharStream.staticFlag)
throw new Error("ERROR: Cannot use a static CharStream class with a non-static lexical analyzer.");
input_stream = stream;
}
/** Constructor. */
public StructuredFieldParserTokenManager(SimpleCharStream stream, int lexState){
this(stream);
SwitchTo(lexState);
}
/** Reinitialise parser. */
public void ReInit(SimpleCharStream stream)
{
jjmatchedPos = jjnewStateCnt = 0;
curLexState = defaultLexState;
input_stream = stream;
ReInitRounds();
}
private void ReInitRounds()
{
int i;
jjround = 0x80000001;
for (i = 6; i-- > 0;)
jjrounds[i] = 0x80000000;
}
/** Reinitialise parser. */
public void ReInit(SimpleCharStream stream, int lexState)
{
ReInit(stream);
SwitchTo(lexState);
}
/** Switch to specified lex state. */
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()
{
final Token t;
final String curTokenImage;
final int beginLine;
final int endLine;
final int beginColumn;
final int endColumn;
String im = jjstrLiteralImages[jjmatchedKind];
curTokenImage = (im == null) ? input_stream.GetImage() : im;
beginLine = input_stream.getBeginLine();
beginColumn = input_stream.getBeginColumn();
endLine = input_stream.getEndLine();
endColumn = input_stream.getEndColumn();
t = Token.newToken(jjmatchedKind, curTokenImage);
t.beginLine = beginLine;
t.endLine = endLine;
t.beginColumn = beginColumn;
t.endColumn = endColumn;
return t;
}
int curLexState = 0;
int defaultLexState = 0;
int jjnewStateCnt;
int jjround;
int jjmatchedPos;
int jjmatchedKind;
/** Get the next Token. */
public Token getNextToken()
{
Token matchedToken;
int curPos = 0;
EOFLoop :
for (;;)
{
try
{
curChar = input_stream.BeginToken();
}
catch(java.io.IOException e)
{
jjmatchedKind = 0;
matchedToken = jjFillToken();
return matchedToken;
}
image = jjimage;
image.setLength(0);
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();
TokenLexicalActions(matchedToken);
if (jjnewLexState[jjmatchedKind] != -1)
curLexState = jjnewLexState[jjmatchedKind];
return matchedToken;
}
else if ((jjtoSkip[jjmatchedKind >> 6] & (1L << (jjmatchedKind & 077))) != 0L)
{
SkipLexicalActions(null);
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 SkipLexicalActions(Token matchedToken)
{
switch(jjmatchedKind)
{
case 3 :
image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
commentNest = 1;
break;
case 5 :
image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
++commentNest;
break;
case 6 :
image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
--commentNest; if (commentNest == 0) SwitchTo(INCOMMENT);
break;
case 7 :
image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
image.deleteCharAt(image.length() - 2);
break;
default :
break;
}
}
void MoreLexicalActions()
{
jjimageLen += (lengthOfMatch = jjmatchedPos + 1);
switch(jjmatchedKind)
{
case 10 :
image.append(input_stream.GetSuffix(jjimageLen));
jjimageLen = 0;
image.deleteCharAt(image.length() - 2);
break;
default :
break;
}
}
void TokenLexicalActions(Token matchedToken)
{
switch(jjmatchedKind)
{
case 13 :
image.append(input_stream.GetSuffix(jjimageLen + (lengthOfMatch = jjmatchedPos + 1)));
matchedToken.image = image.substring(0, image.length() - 1);
break;
default :
break;
}
}
private void jjCheckNAdd(int state)
{
if (jjrounds[state] != jjround)
{
jjstateSet[jjnewStateCnt++] = state;
jjrounds[state] = jjround;
}
}
private void jjAddStates(int start, int end)
{
do {
jjstateSet[jjnewStateCnt++] = jjnextStates[start];
} while (start++ != end);
}
private void jjCheckNAddTwoStates(int state1, int state2)
{
jjCheckNAdd(state1);
jjCheckNAdd(state2);
}
}