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Unit Standard (JSR 363) Reference Implementation.
/**
* Unit-API - Units of Measurement API for Java
* Copyright (c) 2005-2014, Jean-Marie Dautelle, Werner Keil, V2COM.
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of JSR-363 nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/* Generated By:JavaCC: Do not edit this line. UnitTokenManager.java */
package tec.units.ri.internal.format;
/** Token Manager. */
final class UnitTokenManager
{
/** Debug output. */
public java.io.PrintStream debugStream = System.out;
/** Set debug output. */
public void setDebugStream(java.io.PrintStream ds) { debugStream = ds; }
private int jjStopAtPos(int pos, int kind)
{
jjmatchedKind = kind;
jjmatchedPos = pos;
return pos + 1;
}
private int jjMoveStringLiteralDfa0_0()
{
switch(curChar)
{
case 40:
return jjStopAtPos(0, 12);
case 41:
return jjStopAtPos(0, 13);
case 42:
return jjStopAtPos(0, 7);
case 43:
return jjStopAtPos(0, 5);
case 45:
return jjStopAtPos(0, 6);
case 47:
return jjStopAtPos(0, 9);
case 58:
return jjStopAtPos(0, 11);
case 94:
return jjStopAtPos(0, 10);
case 101:
return jjStartNfaWithStates_0(0, 19, 7);
case 183:
return jjStopAtPos(0, 8);
default :
return jjMoveNfa_0(6, 0);
}
}
private 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);
}
static final long[] jjbitVec0 = {
0x0L, 0x0L, 0x20c000000000000L, 0x0L
};
static final long[] jjbitVec1 = {
0x0L, 0x3f1000000000000L, 0x0L, 0x0L
};
static final long[] jjbitVec2 = {
0xfffffffefffffffeL, 0xffffffffffffffffL, 0xffffffffffffffffL, 0xffffffffffffffffL
};
static final long[] jjbitVec4 = {
0x0L, 0x0L, 0xfd73ffffffffffffL, 0xffffffffffffffffL
};
static final long[] jjbitVec5 = {
0xffffffffffffffffL, 0xfc0effffffffffffL, 0xffffffffffffffffL, 0xffffffffffffffffL
};
private int jjMoveNfa_0(int startState, int curPos)
{
int startsAt = 0;
jjnewStateCnt = 15;
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 6:
if ((0xf80010fe00000000L & l) != 0L)
{
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
}
else if ((0x3ff000000000000L & l) != 0L)
{
if (kind > 14)
kind = 14;
jjCheckNAddStates(0, 4);
}
else if (curChar == 46)
jjCheckNAdd(2);
break;
case 1:
if (curChar == 46)
jjCheckNAdd(2);
break;
case 2:
if ((0x3ff000000000000L & l) == 0L)
break;
if (kind > 16)
kind = 16;
jjCheckNAddTwoStates(2, 3);
break;
case 4:
if ((0x280000000000L & l) != 0L)
jjCheckNAdd(5);
break;
case 5:
if ((0x3ff000000000000L & l) == 0L)
break;
if (kind > 16)
kind = 16;
jjCheckNAdd(5);
break;
case 7:
if ((0xfbff10fe00000000L & l) == 0L)
break;
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
break;
case 8:
if ((0x3ff000000000000L & l) == 0L)
break;
if (kind > 14)
kind = 14;
jjCheckNAddStates(0, 4);
break;
case 9:
if ((0x3ff000000000000L & l) == 0L)
break;
if (kind > 14)
kind = 14;
jjCheckNAdd(9);
break;
case 10:
if ((0x3ff000000000000L & l) == 0L)
break;
if (kind > 16)
kind = 16;
jjCheckNAddStates(5, 8);
break;
default : break;
}
} while(i != startsAt);
}
else if (curChar < 128)
{
long l = 1L << (curChar & 63);
do
{
switch(jjstateSet[--i])
{
case 6:
if ((0xffffffffbfffffffL & l) != 0L)
{
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
}
if (curChar == 108)
jjAddStates(9, 10);
break;
case 3:
if ((0x2000000020L & l) != 0L)
jjAddStates(11, 12);
break;
case 7:
if ((0xffffffffbfffffffL & l) == 0L)
break;
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
break;
case 11:
if (curChar == 108)
jjAddStates(9, 10);
break;
case 12:
if (curChar == 111)
jjstateSet[jjnewStateCnt++] = 13;
break;
case 13:
if (curChar == 103 && kind > 17)
kind = 17;
break;
case 14:
if (curChar == 110 && kind > 18)
kind = 18;
break;
default : break;
}
} while(i != startsAt);
}
else
{
int hiByte = (int)(curChar >> 8);
int i1 = hiByte >> 6;
long l1 = 1L << (hiByte & 63);
int i2 = (curChar & 0xff) >> 6;
long l2 = 1L << (curChar & 63);
do
{
switch(jjstateSet[--i])
{
case 6:
if (jjCanMove_0(hiByte, i1, i2, l1, l2))
{
if (kind > 15)
kind = 15;
jjCheckNAdd(0);
}
if (jjCanMove_1(hiByte, i1, i2, l1, l2))
{
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
}
break;
case 0:
if (!jjCanMove_0(hiByte, i1, i2, l1, l2))
break;
if (kind > 15)
kind = 15;
jjCheckNAdd(0);
break;
case 7:
if (!jjCanMove_1(hiByte, i1, i2, l1, l2))
break;
if (kind > 20)
kind = 20;
jjCheckNAdd(7);
break;
default : break;
}
} while(i != startsAt);
}
if (kind != 0x7fffffff)
{
jjmatchedKind = kind;
jjmatchedPos = curPos;
kind = 0x7fffffff;
}
++curPos;
if ((i = jjnewStateCnt) == (startsAt = 15 - (jjnewStateCnt = startsAt)))
return curPos;
try { curChar = input_stream.readChar(); }
catch(java.io.IOException e) { return curPos; }
}
}
static final int[] jjnextStates = {
9, 1, 2, 3, 10, 1, 2, 3, 10, 12, 14, 4, 5,
};
private static boolean jjCanMove_0(int hiByte, int i1, int i2, long l1, long l2)
{
switch(hiByte)
{
case 0:
return ((jjbitVec0[i2] & l2) != 0L);
case 32:
return ((jjbitVec1[i2] & l2) != 0L);
default :
return false;
}
}
private static boolean jjCanMove_1(int hiByte, int i1, int i2, long l1, long l2)
{
switch(hiByte)
{
case 0:
return ((jjbitVec4[i2] & l2) != 0L);
case 32:
return ((jjbitVec5[i2] & l2) != 0L);
default :
return (jjbitVec2[i1] & l1) != 0L;
}
}
/** Token literal values. */
public static final String[] jjstrLiteralImages = {
"", null, null, null, null, "\53", "\55", "\52", "\267", "\57", "\136", "\72",
"\50", "\51", null, null, null, null, null, "\145", null, };
/** Lexer state names. */
public static final String[] lexStateNames = {
"DEFAULT",
};
protected DefaultCharStream input_stream;
private final int[] jjrounds = new int[15];
private final int[] jjstateSet = new int[30];
protected char curChar;
/** Constructor. */
public UnitTokenManager(DefaultCharStream stream){
if (DefaultCharStream.staticFlag)
throw new Error("ERROR: Cannot use a static CharStream class with a non-static lexical analyzer.");
input_stream = stream;
}
/** Constructor. */
public UnitTokenManager(DefaultCharStream stream, int lexState){
this(stream);
SwitchTo(lexState);
}
/** Reinitialise parser. */
public void ReInit(DefaultCharStream stream)
{
jjmatchedPos = jjnewStateCnt = 0;
curLexState = defaultLexState;
input_stream = stream;
ReInitRounds();
}
private void ReInitRounds()
{
int i;
jjround = 0x80000001;
for (i = 15; i-- > 0;)
jjrounds[i] = 0x80000000;
}
/** Reinitialise parser. */
public void ReInit(DefaultCharStream stream, int lexState)
{
ReInit(stream);
SwitchTo(lexState);
}
/** Switch to specified lex state. */
public void SwitchTo(int lexState)
{
if (lexState >= 1 || 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. */
@SuppressWarnings("unused")
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;
}
jjmatchedKind = 0x7fffffff;
jjmatchedPos = 0;
curPos = jjMoveStringLiteralDfa0_0();
if (jjmatchedKind != 0x7fffffff)
{
if (jjmatchedPos + 1 < curPos)
input_stream.backup(curPos - jjmatchedPos - 1);
matchedToken = jjFillToken();
return matchedToken;
}
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);
}
}
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);
}
private void jjCheckNAddStates(int start, int end)
{
do {
jjCheckNAdd(jjnextStates[start]);
} while (start++ != end);
}
}