/* Generated By:JJTree&JavaCC: Do not edit this line. FilterParser.java */
package org.wonderdb.parser.jtree.filter;
import java.io.StringReader;
import java.io.Reader;
import java.util.List;
import java.util.ArrayList;
import java.io.InputStream;
import java.io.ByteArrayInputStream;
public class FilterParser/*@bgen(jjtree)*/implements FilterParserTreeConstants, FilterParserConstants {/*@bgen(jjtree)*/
protected JJTFilterParserState jjtree = new JJTFilterParserState();/**
A String based constructor for ease of use.
**/
public FilterParser(String s)
{
this((Reader)(new StringReader(s)));
}
/** Root production. */
final public Object parse() throws ParseException {
/*@bgen(jjtree) parse */
SimpleNode jjtn000 = new SimpleNode(JJTPARSE);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));Object o;
try {
booleanSentence();
jj_consume_token(0);
jjtree.closeNodeScope(jjtn000, true);
jjtc000 = false;
jjtn000.jjtSetLastToken(getToken(0));
{if (true) return null;}
} catch (Throwable jjte000) {
if (jjtc000) {
jjtree.clearNodeScope(jjtn000);
jjtc000 = false;
} else {
jjtree.popNode();
}
if (jjte000 instanceof RuntimeException) {
{if (true) throw (RuntimeException)jjte000;}
}
if (jjte000 instanceof ParseException) {
{if (true) throw (ParseException)jjte000;}
}
{if (true) throw (Error)jjte000;}
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
throw new Error("Missing return statement in function");
}
final public SimpleNode Start() throws ParseException {
/*@bgen(jjtree) Start */
SimpleNode jjtn000 = new SimpleNode(JJTSTART);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
booleanSentence();
jj_consume_token(0);
jjtree.closeNodeScope(jjtn000, true);
jjtc000 = false;
jjtn000.jjtSetLastToken(getToken(0));
{if (true) return jjtn000;}
} catch (Throwable jjte000) {
if (jjtc000) {
jjtree.clearNodeScope(jjtn000);
jjtc000 = false;
} else {
jjtree.popNode();
}
if (jjte000 instanceof RuntimeException) {
{if (true) throw (RuntimeException)jjte000;}
}
if (jjte000 instanceof ParseException) {
{if (true) throw (ParseException)jjte000;}
}
{if (true) throw (Error)jjte000;}
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
throw new Error("Missing return statement in function");
}
final public void and() throws ParseException {
/*@bgen(jjtree) and */
SimpleNode jjtn000 = new SimpleNode(JJTAND);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
jj_consume_token(AND);
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
final public void or() throws ParseException {
/*@bgen(jjtree) or */
SimpleNode jjtn000 = new SimpleNode(JJTOR);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
jj_consume_token(OR);
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
final public void function() throws ParseException {
/*@bgen(jjtree) function */
SimpleNode jjtn000 = new SimpleNode(JJTFUNCTION);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
jj_consume_token(STRING);
jj_consume_token(LPAREN);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case STRING:
jj_consume_token(STRING);
break;
default:
jj_la1[0] = jj_gen;
;
}
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case COMMA:
;
break;
default:
jj_la1[1] = jj_gen;
break label_1;
}
jj_consume_token(COMMA);
jj_consume_token(STRING);
}
jj_consume_token(RPAREN);
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
final public void booleanSentence() throws ParseException {
/*@bgen(jjtree) booleanSentence */
SimpleNode jjtn000 = new SimpleNode(JJTBOOLEANSENTENCE);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
sentence();
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case AND:
case OR:
;
break;
default:
jj_la1[2] = jj_gen;
break label_2;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case AND:
and();
break;
case OR:
or();
break;
default:
jj_la1[3] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
sentence();
}
} catch (Throwable jjte000) {
if (jjtc000) {
jjtree.clearNodeScope(jjtn000);
jjtc000 = false;
} else {
jjtree.popNode();
}
if (jjte000 instanceof RuntimeException) {
{if (true) throw (RuntimeException)jjte000;}
}
if (jjte000 instanceof ParseException) {
{if (true) throw (ParseException)jjte000;}
}
{if (true) throw (Error)jjte000;}
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
final public void repeatString() throws ParseException {
jj_consume_token(STRING);
label_3:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case STRING:
;
break;
default:
jj_la1[4] = jj_gen;
break label_3;
}
jj_consume_token(STRING);
}
}
final public void sentence() throws ParseException {
/*@bgen(jjtree) sentence */
SimpleNode jjtn000 = new SimpleNode(JJTSENTENCE);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
if (jj_2_1(4)) {
repeatString();
} else {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LPAREN:
nestedSentence();
break;
default:
jj_la1[5] = jj_gen;
if (jj_2_2(4)) {
function();
} else {
jj_consume_token(-1);
throw new ParseException();
}
}
}
} catch (Throwable jjte000) {
if (jjtc000) {
jjtree.clearNodeScope(jjtn000);
jjtc000 = false;
} else {
jjtree.popNode();
}
if (jjte000 instanceof RuntimeException) {
{if (true) throw (RuntimeException)jjte000;}
}
if (jjte000 instanceof ParseException) {
{if (true) throw (ParseException)jjte000;}
}
{if (true) throw (Error)jjte000;}
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
final public void nestedSentence() throws ParseException {
/*@bgen(jjtree) nestedSentence */
SimpleNode jjtn000 = new SimpleNode(JJTNESTEDSENTENCE);
boolean jjtc000 = true;
jjtree.openNodeScope(jjtn000);
jjtn000.jjtSetFirstToken(getToken(1));
try {
jj_consume_token(LPAREN);
booleanSentence();
jj_consume_token(RPAREN);
} catch (Throwable jjte000) {
if (jjtc000) {
jjtree.clearNodeScope(jjtn000);
jjtc000 = false;
} else {
jjtree.popNode();
}
if (jjte000 instanceof RuntimeException) {
{if (true) throw (RuntimeException)jjte000;}
}
if (jjte000 instanceof ParseException) {
{if (true) throw (ParseException)jjte000;}
}
{if (true) throw (Error)jjte000;}
} finally {
if (jjtc000) {
jjtree.closeNodeScope(jjtn000, true);
jjtn000.jjtSetLastToken(getToken(0));
}
}
}
private boolean jj_2_1(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
try { return !jj_3_1(); }
catch(LookaheadSuccess ls) { return true; }
finally { jj_save(0, xla); }
}
private boolean jj_2_2(int xla) {
jj_la = xla; jj_lastpos = jj_scanpos = token;
try { return !jj_3_2(); }
catch(LookaheadSuccess ls) { return true; }
finally { jj_save(1, xla); }
}
private boolean jj_3R_5() {
if (jj_scan_token(STRING)) return true;
if (jj_scan_token(LPAREN)) return true;
Token xsp;
xsp = jj_scanpos;
if (jj_scan_token(22)) jj_scanpos = xsp;
while (true) {
xsp = jj_scanpos;
if (jj_3R_6()) { jj_scanpos = xsp; break; }
}
if (jj_scan_token(RPAREN)) return true;
return false;
}
private boolean jj_3R_4() {
if (jj_scan_token(STRING)) return true;
Token xsp;
while (true) {
xsp = jj_scanpos;
if (jj_scan_token(22)) { jj_scanpos = xsp; break; }
}
return false;
}
private boolean jj_3_2() {
if (jj_3R_5()) return true;
return false;
}
private boolean jj_3_1() {
if (jj_3R_4()) return true;
return false;
}
private boolean jj_3R_6() {
if (jj_scan_token(COMMA)) return true;
if (jj_scan_token(STRING)) return true;
return false;
}
/** Generated Token Manager. */
public FilterParserTokenManager token_source;
SimpleCharStream jj_input_stream;
/** Current token. */
public Token token;
/** Next token. */
public Token jj_nt;
private int jj_ntk;
private Token jj_scanpos, jj_lastpos;
private int jj_la;
private int jj_gen;
final private int[] jj_la1 = new int[6];
static private int[] jj_la1_0;
static {
jj_la1_init_0();
}
private static void jj_la1_init_0() {
jj_la1_0 = new int[] {0x400000,0x80000,0x6000,0x6000,0x400000,0x100000,};
}
final private JJCalls[] jj_2_rtns = new JJCalls[2];
private boolean jj_rescan = false;
private int jj_gc = 0;
/** Constructor with InputStream. */
public FilterParser(java.io.InputStream stream) {
this(stream, null);
}
/** Constructor with InputStream and supplied encoding */
public FilterParser(java.io.InputStream stream, String encoding) {
try { jj_input_stream = new SimpleCharStream(stream, encoding, 1, 1); } catch(java.io.UnsupportedEncodingException e) { throw new RuntimeException(e); }
token_source = new FilterParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** 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;
jjtree.reset();
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Constructor. */
public FilterParser(java.io.Reader stream) {
jj_input_stream = new SimpleCharStream(stream, 1, 1);
token_source = new FilterParserTokenManager(jj_input_stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** 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;
jjtree.reset();
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Constructor with generated Token Manager. */
public FilterParser(FilterParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
/** Reinitialise. */
public void ReInit(FilterParserTokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jjtree.reset();
jj_gen = 0;
for (int i = 0; i < 6; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
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++;
if (++jj_gc > 100) {
jj_gc = 0;
for (int i = 0; i < jj_2_rtns.length; i++) {
JJCalls c = jj_2_rtns[i];
while (c != null) {
if (c.gen < jj_gen) c.first = null;
c = c.next;
}
}
}
return token;
}
token = oldToken;
jj_kind = kind;
throw generateParseException();
}
static private final class LookaheadSuccess extends java.lang.Error { }
final private LookaheadSuccess jj_ls = new LookaheadSuccess();
private boolean jj_scan_token(int kind) {
if (jj_scanpos == jj_lastpos) {
jj_la--;
if (jj_scanpos.next == null) {
jj_lastpos = jj_scanpos = jj_scanpos.next = token_source.getNextToken();
} else {
jj_lastpos = jj_scanpos = jj_scanpos.next;
}
} else {
jj_scanpos = jj_scanpos.next;
}
if (jj_rescan) {
int i = 0; Token tok = token;
while (tok != null && tok != jj_scanpos) { i++; tok = tok.next; }
if (tok != null) jj_add_error_token(kind, i);
}
if (jj_scanpos.kind != kind) return true;
if (jj_la == 0 && jj_scanpos == jj_lastpos) throw jj_ls;
return false;
}
/** 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<int[]> jj_expentries = new java.util.ArrayList<int[]>();
private int[] jj_expentry;
private int jj_kind = -1;
private int[] jj_lasttokens = new int[100];
private int jj_endpos;
private void jj_add_error_token(int kind, int pos) {
if (pos >= 100) return;
if (pos == jj_endpos + 1) {
jj_lasttokens[jj_endpos++] = kind;
} else if (jj_endpos != 0) {
jj_expentry = new int[jj_endpos];
for (int i = 0; i < jj_endpos; i++) {
jj_expentry[i] = jj_lasttokens[i];
}
jj_entries_loop: for (java.util.Iterator<?> it = jj_expentries.iterator(); it.hasNext();) {
int[] oldentry = (int[])(it.next());
if (oldentry.length == jj_expentry.length) {
for (int i = 0; i < jj_expentry.length; i++) {
if (oldentry[i] != jj_expentry[i]) {
continue jj_entries_loop;
}
}
jj_expentries.add(jj_expentry);
break jj_entries_loop;
}
}
if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind;
}
}
/** Generate ParseException. */
public ParseException generateParseException() {
jj_expentries.clear();
boolean[] la1tokens = new boolean[23];
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 6; i++) {
if (jj_la1[i] == jj_gen) {
for (int j = 0; j < 32; j++) {
if ((jj_la1_0[i] & (1<<j)) != 0) {
la1tokens[j] = true;
}
}
}
}
for (int i = 0; i < 23; i++) {
if (la1tokens[i]) {
jj_expentry = new int[1];
jj_expentry[0] = i;
jj_expentries.add(jj_expentry);
}
}
jj_endpos = 0;
jj_rescan_token();
jj_add_error_token(0, 0);
int[][] exptokseq = new int[jj_expentries.size()][];
for (int i = 0; i < jj_expentries.size(); i++) {
exptokseq[i] = jj_expentries.get(i);
}
return new ParseException(token, exptokseq, tokenImage);
}
/** Enable tracing. */
final public void enable_tracing() {
}
/** Disable tracing. */
final public void disable_tracing() {
}
private void jj_rescan_token() {
jj_rescan = true;
for (int i = 0; i < 2; i++) {
try {
JJCalls p = jj_2_rtns[i];
do {
if (p.gen > jj_gen) {
jj_la = p.arg; jj_lastpos = jj_scanpos = p.first;
switch (i) {
case 0: jj_3_1(); break;
case 1: jj_3_2(); break;
}
}
p = p.next;
} while (p != null);
} catch(LookaheadSuccess ls) { }
}
jj_rescan = false;
}
private void jj_save(int index, int xla) {
JJCalls p = jj_2_rtns[index];
while (p.gen > jj_gen) {
if (p.next == null) { p = p.next = new JJCalls(); break; }
p = p.next;
}
p.gen = jj_gen + xla - jj_la; p.first = token; p.arg = xla;
}
static final class JJCalls {
int gen;
Token first;
int arg;
JJCalls next;
}
}