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org.fuwjax.oss.expression.WontonExpressionParser Maven / Gradle / Ivy
/* Generated By:JavaCC: Do not edit this line. WontonExpressionParser.java */
package org.fuwjax.oss.expression;
public class WontonExpressionParser implements WontonExpressionParserConstants {
final public Expression Expression() throws ParseException {
Expression x, t, e;
x = OrExpression();
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case THEN:
jj_consume_token(THEN);
t = Expression();
jj_consume_token(ELSE);
e = Expression();
x = new TernaryExpression(x, t, e);
break;
default:
jj_la1[0] = jj_gen;
;
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression OrExpression() throws ParseException {
Expression x, t;
x = AndExpression();
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case OR:
;
break;
default:
jj_la1[1] = jj_gen;
break label_1;
}
jj_consume_token(OR);
t = AndExpression();
x = Operation.OR.of(x, t);
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression AndExpression() throws ParseException {
Expression x, t;
x = RelationalExpression();
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case AND:
;
break;
default:
jj_la1[2] = jj_gen;
break label_2;
}
jj_consume_token(AND);
t = RelationalExpression();
x = Operation.AND.of(x, t);
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression RelationalExpression() throws ParseException {
Expression x, t;
Operation o;
x = AdditiveExpression();
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case EQ:
case NE:
case LT:
case GT:
case LE:
case GE:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case EQ:
jj_consume_token(EQ);
o = Operation.EQ;
break;
case NE:
jj_consume_token(NE);
o = Operation.NE;
break;
case LT:
jj_consume_token(LT);
o = Operation.LT;
break;
case GT:
jj_consume_token(GT);
o = Operation.GT;
break;
case LE:
jj_consume_token(LE);
o = Operation.LE;
break;
case GE:
jj_consume_token(GE);
o = Operation.GE;
break;
default:
jj_la1[3] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
t = AdditiveExpression();
x = o.of(x, t);
break;
default:
jj_la1[4] = jj_gen;
;
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression AdditiveExpression() throws ParseException {
Expression x, t;
Operation o;
x = MultiplicativeExpression();
label_3:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case ADD:
case SUB:
;
break;
default:
jj_la1[5] = jj_gen;
break label_3;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case ADD:
jj_consume_token(ADD);
o = Operation.ADD;
break;
case SUB:
jj_consume_token(SUB);
o = Operation.SUB;
break;
default:
jj_la1[6] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
t = MultiplicativeExpression();
x = o.of(x, t);
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression MultiplicativeExpression() throws ParseException {
Expression x, t;
Operation o;
x = UnaryExpression();
label_4:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case MUL:
case DIV:
case MOD:
;
break;
default:
jj_la1[7] = jj_gen;
break label_4;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case MUL:
jj_consume_token(MUL);
o = Operation.MUL;
break;
case DIV:
jj_consume_token(DIV);
o = Operation.DIV;
break;
case MOD:
jj_consume_token(MOD);
o = Operation.MOD;
break;
default:
jj_la1[8] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
t = UnaryExpression();
x = o.of(x, t);
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
final public Expression UnaryExpression() throws ParseException {
Expression x;
Operation o = Operation.POS;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NOT:
case ADD:
case SUB:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case ADD:
jj_consume_token(ADD);
o = Operation.POS;
break;
case SUB:
jj_consume_token(SUB);
o = Operation.NEG;
break;
case NOT:
jj_consume_token(NOT);
o = Operation.NOT;
break;
default:
jj_la1[9] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
break;
default:
jj_la1[10] = jj_gen;
;
}
x = PrimaryExpression();
{if (true) return o.of(x);}
throw new Error("Missing return statement in function");
}
final public Expression PrimaryExpression() throws ParseException {
Expression x;
PathExpression p;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NULL:
jj_consume_token(NULL);
x = Constant.NULL;
break;
case TRUE:
jj_consume_token(TRUE);
x = Constant.TRUE;
break;
case FALSE:
jj_consume_token(FALSE);
x = Constant.FALSE;
break;
case NUMBER:
jj_consume_token(NUMBER);
x = Constant.numberOf(token.image);
break;
case LP:
jj_consume_token(LP);
x = Expression();
jj_consume_token(RP);
break;
case IDENT:
jj_consume_token(IDENT);
p = new PathExpression(token.image);
label_5:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LB:
case DOT:
;
break;
default:
jj_la1[11] = jj_gen;
break label_5;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LB:
jj_consume_token(LB);
jj_consume_token(INT);
p = p.sub(token.image);
jj_consume_token(RB);
break;
case DOT:
jj_consume_token(DOT);
jj_consume_token(IDENT);
p = p.sub(token.image);
break;
default:
jj_la1[12] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
x = p;
break;
default:
jj_la1[13] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
{if (true) return x;}
throw new Error("Missing return statement in function");
}
/** Generated Token Manager. */
public WontonExpressionParserTokenManager token_source;
JavaCharStream jj_input_stream;
/** Current token. */
public Token token;
/** Next token. */
public Token jj_nt;
private int jj_ntk;
private int jj_gen;
final private int[] jj_la1 = new int[14];
static private int[] jj_la1_0;
static private int[] jj_la1_1;
static {
jj_la1_init_0();
jj_la1_init_1();
}
private static void jj_la1_init_0() {
jj_la1_0 = new int[] {0x20000,0x80000,0x100000,0x7e00000,0x7e00000,0x30000000,0x30000000,0xc0000000,0xc0000000,0x38000000,0x38000000,0x12000,0x12000,0x91e,};
}
private static void jj_la1_init_1() {
jj_la1_1 = new int[] {0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x1,0x1,0x0,0x0,0x0,0x0,0x0,};
}
/** Constructor with InputStream. */
public WontonExpressionParser(java.io.InputStream stream) {
this(stream, null);
}
/** Constructor with InputStream and supplied encoding */
public WontonExpressionParser(java.io.InputStream stream, String encoding) {
try { jj_input_stream = new JavaCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source = new WontonExpressionParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(java.io.InputStream stream) {
ReInit(stream, null);
}
/** Reinitialise. */
public void ReInit(java.io.InputStream stream, String encoding) {
try { jj_input_stream.ReInit(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
/** Constructor. */
public WontonExpressionParser(java.io.Reader stream) {
jj_input_stream = new JavaCharStream(stream, 1, 1);
token_source = new WontonExpressionParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(java.io.Reader stream) {
jj_input_stream.ReInit(stream, 1, 1);
token_source.ReInit(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
/** Constructor with generated Token Manager. */
public WontonExpressionParser(WontonExpressionParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
/** Reinitialise. */
public void ReInit(WontonExpressionParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 14; i++) jj_la1[i] = -1;
}
private Token jj_consume_token(int kind) throws ParseException {
Token oldToken;
if ((oldToken = token).next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
if (token.kind == kind) {
jj_gen++;
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
/** Get the next Token. */
final public Token getNextToken() {
if (token.next != null) token = token.next;
else token = token.next = token_source.getNextToken();
jj_ntk = -1;
jj_gen++;
return token;
}
/** Get the specific Token. */
final public Token getToken(int index) {
Token t = token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
private int jj_ntk() {
if ((jj_nt=token.next) == null)
return (jj_ntk = (token.next=token_source.getNextToken()).kind);
else
return (jj_ntk = jj_nt.kind);
}
private java.util.List jj_expentries = new java.util.ArrayList();
private int[] jj_expentry;
private int jj_kind = -1;
/** Generate ParseException. */
public ParseException generateParseException() {
jj_expentries.clear();
boolean[] la1tokens = new boolean[33];
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 14; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1<
