/* Generated By:JavaCC: Do not edit this line. SACParserCSS1.java */
package com.steadystate.css.parser;
import java.io.*;
import java.net.*;
import java.text.MessageFormat;
import java.util.*;
import org.w3c.css.sac.*;
import com.steadystate.css.parser.*;
import com.steadystate.css.parser.selectors.*;
/**
* @author <a href="mailto:davidsch@users.sourceforge.net">David Schweinsberg</a>
* @version $Id: SACParserCSS1.jj,v 1.1 2008/03/20 01:20:18 sdanig Exp $
*/
public class SACParserCSS1 extends AbstractSACParser implements Parser, SACParserCSS1Constants {
private boolean _quiet = true;
public SACParserCSS1() {
this((CharStream) null);
}
public String getParserVersion() {
return "http://www.w3.org/TR/REC-CSS1";
}
protected String getGrammarUri()
{
return "http://www.w3.org/TR/REC-CSS1#appendix-b";
}
protected Token getToken()
{
return this.token;
}
public void mediaList(SACMediaListImpl ml)
{
}
//
// stylesheet
// : [S|CDO|CDC]* [ import [S|CDO|CDC]* ]*
// [ ruleset [S|CDO|CDC]* ]*
// ;
//
final public void styleSheet() throws ParseException {
try {
this.handleStartDocument();
styleSheetRuleList();
jj_consume_token(0);
} finally {
this.handleEndDocument();
}
}
// Although the grammar does not include [S|CDO|CDC] but [CDO|CDC], white space
// should be allowed
final public void styleSheetRuleList() throws ParseException {
label_1:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
case CDO:
case CDC:
;
break;
default:
jj_la1[0] = jj_gen;
break label_1;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
jj_consume_token(S);
break;
case CDO:
jj_consume_token(CDO);
break;
case CDC:
jj_consume_token(CDC);
break;
default:
jj_la1[1] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
label_2:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPORT_SYM:
;
break;
default:
jj_la1[2] = jj_gen;
break label_2;
}
importRule();
label_3:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
case CDO:
case CDC:
;
break;
default:
jj_la1[3] = jj_gen;
break label_3;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
jj_consume_token(S);
break;
case CDO:
jj_consume_token(CDO);
break;
case CDC:
jj_consume_token(CDC);
break;
default:
jj_la1[4] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
}
label_4:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
case FIRST_LINE:
case FIRST_LETTER:
case HASH:
case DOT:
case ASTERISK:
case ATKEYWORD:
;
break;
default:
jj_la1[5] = jj_gen;
break label_4;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
case FIRST_LINE:
case FIRST_LETTER:
case HASH:
case DOT:
case ASTERISK:
styleRule();
break;
case ATKEYWORD:
unknownRule();
break;
default:
jj_la1[6] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_5:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
case CDO:
case CDC:
;
break;
default:
jj_la1[7] = jj_gen;
break label_5;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
jj_consume_token(S);
break;
case CDO:
jj_consume_token(CDO);
break;
case CDC:
jj_consume_token(CDC);
break;
default:
jj_la1[8] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
}
label_6:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
case FIRST_LINE:
case FIRST_LETTER:
case HASH:
case DOT:
case ASTERISK:
case IMPORT_SYM:
case ATKEYWORD:
;
break;
default:
jj_la1[9] = jj_gen;
break label_6;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
case FIRST_LINE:
case FIRST_LETTER:
case HASH:
case DOT:
case ASTERISK:
styleRule();
break;
case IMPORT_SYM:
importRuleIgnored();
break;
case ATKEYWORD:
unknownRule();
break;
default:
jj_la1[10] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_7:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
case CDO:
case CDC:
;
break;
default:
jj_la1[11] = jj_gen;
break label_7;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
jj_consume_token(S);
break;
case CDO:
jj_consume_token(CDO);
break;
case CDC:
jj_consume_token(CDC);
break;
default:
jj_la1[12] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
}
}
//
// This is used by ASTStyleSheet.insertRule to parse a single rule
//
final public void styleSheetRuleSingle() throws ParseException {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPORT_SYM:
importRule();
break;
case IDENT:
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
case FIRST_LINE:
case FIRST_LETTER:
case HASH:
case DOT:
case ASTERISK:
styleRule();
break;
case ATKEYWORD:
unknownRule();
break;
default:
jj_la1[13] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
}
final public void unknownRule() throws ParseException {
Token t;
String s;
try {
t = jj_consume_token(ATKEYWORD);
s = skip();
this.handleIgnorableAtRule(s);
} catch (ParseException e) {
this.getErrorHandler().error(
this.toCSSParseException("invalidUnknownRule", e));
}
}
//
// import
// : IMPORT_SYM S*
// [STRING|URI] ';' S*
// ;
//
final public void importRule() throws ParseException {
Token t;
try {
jj_consume_token(IMPORT_SYM);
label_8:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[14] = jj_gen;
break label_8;
}
jj_consume_token(S);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case STRING:
t = jj_consume_token(STRING);
break;
case URL:
t = jj_consume_token(URL);
break;
default:
jj_la1[15] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_9:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[16] = jj_gen;
break label_9;
}
jj_consume_token(S);
}
jj_consume_token(SEMICOLON);
this.handleImportStyle(unescape(t.image), new SACMediaListImpl(), null);
} catch (CSSParseException e) {
this.getErrorHandler().error(e);
this.error_skipAtRule();
} catch (ParseException e) {
this.getErrorHandler().error(
this.toCSSParseException("invalidImportRule", e));
this.error_skipAtRule();
}
}
final public void importRuleIgnored() throws ParseException {
Token t;
ParseException e = generateParseException();
try {
jj_consume_token(IMPORT_SYM);
label_10:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[17] = jj_gen;
break label_10;
}
jj_consume_token(S);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case STRING:
t = jj_consume_token(STRING);
break;
case URL:
t = jj_consume_token(URL);
break;
default:
jj_la1[18] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_11:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[19] = jj_gen;
break label_11;
}
jj_consume_token(S);
}
jj_consume_token(SEMICOLON);
} finally {
this.getErrorHandler().error(this.toCSSParseException("invalidImportRuleIgnored", e));
}
}
//
// medium
// : IDENT S*
// ;
//
final public String medium() throws ParseException {
Token t;
t = jj_consume_token(IDENT);
label_12:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[20] = jj_gen;
break label_12;
}
jj_consume_token(S);
}
this.handleMedium(t.image);
{if (true) return t.image;}
throw new Error("Missing return statement in function");
}
//
// operator
// : '/' | ',' | /* empty */
// ;
//
final public LexicalUnit operator(LexicalUnit prev) throws ParseException {
Token t;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SLASH:
t = jj_consume_token(SLASH);
label_13:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[21] = jj_gen;
break label_13;
}
jj_consume_token(S);
}
{if (true) return new LexicalUnitImpl(prev, LexicalUnit.SAC_OPERATOR_SLASH);}
break;
case COMMA:
t = jj_consume_token(COMMA);
label_14:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[22] = jj_gen;
break label_14;
}
jj_consume_token(S);
}
{if (true) return new LexicalUnitImpl(prev, LexicalUnit.SAC_OPERATOR_COMMA);}
break;
default:
jj_la1[23] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
//
// unary_operator
// : '-' | '+'
// ;
//
final public char unaryOperator() throws ParseException {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case MINUS:
jj_consume_token(MINUS);
{if (true) return '-';}
break;
case PLUS:
jj_consume_token(PLUS);
{if (true) return '+';}
break;
default:
jj_la1[24] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
throw new Error("Missing return statement in function");
}
//
// property
// : IDENT S*
// ;
//
final public String property() throws ParseException {
Token t;
t = jj_consume_token(IDENT);
label_15:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[25] = jj_gen;
break label_15;
}
jj_consume_token(S);
}
{if (true) return unescape(t.image);}
throw new Error("Missing return statement in function");
}
//
// ruleset
// : selector [ ',' S* selector ]*
// '{' S* declaration [ ';' S* declaration ]* '}' S*
// ;
//
final public void styleRule() throws ParseException {
SelectorList selList = null;
boolean start = false;
boolean noError = true;
try {
selList = selectorList();
jj_consume_token(LBRACE);
label_16:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[26] = jj_gen;
break label_16;
}
jj_consume_token(S);
}
start = true;
this.handleStartSelector(selList);
declaration();
label_17:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SEMICOLON:
;
break;
default:
jj_la1[27] = jj_gen;
break label_17;
}
jj_consume_token(SEMICOLON);
label_18:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[28] = jj_gen;
break label_18;
}
jj_consume_token(S);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
declaration();
break;
default:
jj_la1[29] = jj_gen;
;
}
}
jj_consume_token(RBRACE);
} catch (CSSParseException e) {
this.getErrorHandler().error(e);
noError = false;
this.error_skipblock();
} catch (ParseException e) {
this.getErrorHandler().error(this.toCSSParseException("invalidStyleRule", e));
noError = false;
this.error_skipblock();
} finally {
if (start) {
this.handleEndSelector(selList);
}
}
}
final public SelectorList selectorList() throws ParseException {
SelectorListImpl selList = new SelectorListImpl();
Selector sel;
sel = selector();
label_19:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case COMMA:
;
break;
default:
jj_la1[30] = jj_gen;
break label_19;
}
jj_consume_token(COMMA);
label_20:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[31] = jj_gen;
break label_20;
}
jj_consume_token(S);
}
selList.add(sel);
sel = selector();
}
label_21:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[32] = jj_gen;
break label_21;
}
jj_consume_token(S);
}
selList.add(sel);
{if (true) return selList;}
throw new Error("Missing return statement in function");
}
//
// selector
// : simple_selector+ [ pseudo_element ]?
// ;
//
final public Selector selector() throws ParseException {
Selector sel;
try {
sel = simpleSelector(null, ' ');
label_22:
while (true) {
if (jj_2_1(2)) {
;
} else {
break label_22;
}
jj_consume_token(S);
sel = simpleSelector(sel, ' ');
}
this.handleSelector(sel);
{if (true) return sel;}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidSelector", e);}
//skipSelector();
}
throw new Error("Missing return statement in function");
}
//
// simple_selector
// : element_name id? class? pseudo_class? /* eg: H1.subject */
// | class? pseudo_class? /* eg: #xyz33 */
// | pseudo_class? /* eg: .author */
// ;
//
final public Selector simpleSelector(Selector sel, char comb) throws ParseException {
SimpleSelector simpleSel = null;
Condition c = null;
try {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case ASTERISK:
simpleSel = elementName();
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case HASH:
c = hash(c);
break;
default:
jj_la1[33] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOT:
c = _class(c);
break;
default:
jj_la1[34] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
c = pseudoClass(c);
break;
default:
jj_la1[35] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case FIRST_LINE:
case FIRST_LETTER:
c = pseudoElement(c);
break;
default:
jj_la1[36] = jj_gen;
;
}
break;
case HASH:
simpleSel = this.getSelectorFactory().createElementSelector(null, null);
c = hash(c);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case DOT:
c = _class(c);
break;
default:
jj_la1[37] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
c = pseudoClass(c);
break;
default:
jj_la1[38] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case FIRST_LINE:
case FIRST_LETTER:
c = pseudoElement(c);
break;
default:
jj_la1[39] = jj_gen;
;
}
break;
case DOT:
simpleSel = this.getSelectorFactory().createElementSelector(null, null);
c = _class(c);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
c = pseudoClass(c);
break;
default:
jj_la1[40] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case FIRST_LINE:
case FIRST_LETTER:
c = pseudoElement(c);
break;
default:
jj_la1[41] = jj_gen;
;
}
break;
case LINK_PSCLASS:
case VISITED_PSCLASS:
case ACTIVE_PSCLASS:
simpleSel = this.getSelectorFactory().createElementSelector(null, null);
c = pseudoClass(c);
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case FIRST_LINE:
case FIRST_LETTER:
c = pseudoElement(c);
break;
default:
jj_la1[42] = jj_gen;
;
}
break;
case FIRST_LINE:
case FIRST_LETTER:
simpleSel = this.getSelectorFactory().createElementSelector(null, null);
c = pseudoElement(c);
break;
default:
jj_la1[43] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
if (c != null) {
simpleSel = this.getSelectorFactory().createConditionalSelector(simpleSel, c);
}
if (sel != null) {
switch (comb) {
case ' ':
sel = this.getSelectorFactory().createDescendantSelector(sel, simpleSel);
break;
}
} else {
sel = simpleSel;
}
{if (true) return sel;}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidSimpleSelector", e);}
}
throw new Error("Missing return statement in function");
}
//
// class
// : '.' IDENT
// ;
//
final public Condition _class(Condition pred) throws ParseException {
Token t;
try {
jj_consume_token(DOT);
t = jj_consume_token(IDENT);
Condition c = this.getConditionFactory().createClassCondition(null, t.image);
{if (true) return (pred == null) ? c : this.getConditionFactory().createAndCondition(pred, c);}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidClassSelector", e);}
}
throw new Error("Missing return statement in function");
}
//
// element_name
// : IDENT
// ;
//
final public SimpleSelector elementName() throws ParseException {
Token t;
try {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
t = jj_consume_token(IDENT);
{if (true) return this.getSelectorFactory().createElementSelector(null, unescape(t.image));}
break;
case ASTERISK:
jj_consume_token(ASTERISK);
{if (true) return this.getSelectorFactory().createElementSelector(null, null);}
break;
default:
jj_la1[44] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidElementName", e);}
}
throw new Error("Missing return statement in function");
}
//
// pseudo
// : ':' [ IDENT | S* ')' ]
// ;
//
final public Condition pseudoClass(Condition pred) throws ParseException {
Condition c;
Token t;
try {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case LINK_PSCLASS:
t = jj_consume_token(LINK_PSCLASS);
break;
case VISITED_PSCLASS:
t = jj_consume_token(VISITED_PSCLASS);
break;
case ACTIVE_PSCLASS:
t = jj_consume_token(ACTIVE_PSCLASS);
break;
default:
jj_la1[45] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
// There appears to be an issue here regarding "first-letter" & "first-line"
//String s = unescape(t.image);
String s = t.image;
c = this.getConditionFactory().createPseudoClassCondition(null, s);
{if (true) return (pred == null)
? c
: this.getConditionFactory().createAndCondition(pred, c);}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidPseudoClass", e);}
}
throw new Error("Missing return statement in function");
}
//
// pseudo
// : ':' [ IDENT | S* ')' ]
// ;
//
final public Condition pseudoElement(Condition pred) throws ParseException {
Condition c;
Token t;
try {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case FIRST_LETTER:
t = jj_consume_token(FIRST_LETTER);
break;
case FIRST_LINE:
t = jj_consume_token(FIRST_LINE);
//String s = unescape(t.image);
String s = t.image;
// TODO: createPseudoElementCondition
c = this.getConditionFactory().createPseudoClassCondition(null, s);
{if (true) return (pred == null)
? c
: this.getConditionFactory().createAndCondition(pred, c);}
break;
default:
jj_la1[46] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidPseudoElement", e);}
}
throw new Error("Missing return statement in function");
}
final public Condition hash(Condition pred) throws ParseException {
Token t;
try {
t = jj_consume_token(HASH);
Condition c = this.getConditionFactory().createIdCondition(t.image.substring(1));
{if (true) return (pred == null) ? c : this.getConditionFactory().createAndCondition(pred, c);}
} catch (ParseException e) {
{if (true) throw this.toCSSParseException("invalidHash", e);}
}
throw new Error("Missing return statement in function");
}
final public void styleDeclaration() throws ParseException {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
declaration();
break;
default:
jj_la1[47] = jj_gen;
;
}
label_23:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case SEMICOLON:
;
break;
default:
jj_la1[48] = jj_gen;
break label_23;
}
jj_consume_token(SEMICOLON);
label_24:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[49] = jj_gen;
break label_24;
}
jj_consume_token(S);
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
declaration();
break;
default:
jj_la1[50] = jj_gen;
;
}
}
}
//
// declaration
// : property ':' S* expr prio?
// |
// ;
//
final public void declaration() throws ParseException {
String p;
LexicalUnit e;
boolean priority = false;
try {
p = property();
jj_consume_token(COLON);
label_25:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[51] = jj_gen;
break label_25;
}
jj_consume_token(S);
}
e = expr();
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IMPORTANT_SYM:
priority = prio();
break;
default:
jj_la1[52] = jj_gen;
;
}
this.handleProperty(p, e, priority);
} catch (CSSParseException ex) {
this.getErrorHandler().error(ex);
error_skipdecl();
} catch (ParseException ex) {
this.getErrorHandler().error(this.toCSSParseException("invalidDeclaration", ex));
error_skipdecl();
}
}
//
// prio
// : IMPORTANT_SYM S*
// ;
//
final public boolean prio() throws ParseException {
jj_consume_token(IMPORTANT_SYM);
label_26:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[53] = jj_gen;
break label_26;
}
jj_consume_token(S);
}
{if (true) return true;}
throw new Error("Missing return statement in function");
}
//
// expr
// : term [ operator term ]*
// ;
//
// TODO: Deal with the operator
//
final public LexicalUnit expr() throws ParseException {
LexicalUnit head;
LexicalUnit body;
try {
head = term(null);
body = head;
label_27:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case IDENT:
case HASH:
case COMMA:
case SLASH:
case PLUS:
case MINUS:
case STRING:
case URL:
case EMS:
case EXS:
case LENGTH_PX:
case LENGTH_CM:
case LENGTH_MM:
case LENGTH_IN:
case LENGTH_PT:
case LENGTH_PC:
case PERCENTAGE:
case NUMBER:
case RGB:
case UNICODERANGE:
;
break;
default:
jj_la1[54] = jj_gen;
break label_27;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case COMMA:
case SLASH:
body = operator(body);
break;
default:
jj_la1[55] = jj_gen;
;
}
body = term(body);
}
{if (true) return head;}
} catch (ParseException ex) {
{if (true) throw this.toCSSParseException("invalidExpr", ex);}
}
throw new Error("Missing return statement in function");
}
//
// term
// : unary_operator?
// [ NUMBER S* | PERCENTAGE S* | LENGTH S* | EMS S* | EXS S* |
// STRING S* | URI S* | RGB S* | hexcolor ]
// ;
//
final public LexicalUnit term(LexicalUnit prev) throws ParseException {
Token t;
char op = ' ';
String s;
LexicalUnit value = null;
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case PLUS:
case MINUS:
op = unaryOperator();
break;
default:
jj_la1[56] = jj_gen;
;
}
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case EMS:
case EXS:
case LENGTH_PX:
case LENGTH_CM:
case LENGTH_MM:
case LENGTH_IN:
case LENGTH_PT:
case LENGTH_PC:
case PERCENTAGE:
case NUMBER:
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case NUMBER:
t = jj_consume_token(NUMBER);
try
{
value = LexicalUnitImpl.createNumber(prev, intValue(op, t.image));
}
catch (NumberFormatException e)
{
value = LexicalUnitImpl.createNumber(prev, floatValue(op, t.image));
}
break;
case PERCENTAGE:
t = jj_consume_token(PERCENTAGE);
value = LexicalUnitImpl.createPercentage(prev, floatValue(op, t.image));
break;
case LENGTH_PX:
t = jj_consume_token(LENGTH_PX);
value = LexicalUnitImpl.createPixel(prev, floatValue(op, t.image));
break;
case LENGTH_CM:
t = jj_consume_token(LENGTH_CM);
value = LexicalUnitImpl.createCentimeter(prev, floatValue(op, t.image));
break;
case LENGTH_MM:
t = jj_consume_token(LENGTH_MM);
value = LexicalUnitImpl.createMillimeter(prev, floatValue(op, t.image));
break;
case LENGTH_IN:
t = jj_consume_token(LENGTH_IN);
value = LexicalUnitImpl.createInch(prev, floatValue(op, t.image));
break;
case LENGTH_PT:
t = jj_consume_token(LENGTH_PT);
value = LexicalUnitImpl.createPoint(prev, floatValue(op, t.image));
break;
case LENGTH_PC:
t = jj_consume_token(LENGTH_PC);
value = LexicalUnitImpl.createPica(prev, floatValue(op, t.image));
break;
case EMS:
t = jj_consume_token(EMS);
value = LexicalUnitImpl.createEm(prev, floatValue(op, t.image));
break;
case EXS:
t = jj_consume_token(EXS);
value = LexicalUnitImpl.createEx(prev, floatValue(op, t.image));
break;
default:
jj_la1[57] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
break;
case STRING:
t = jj_consume_token(STRING);
value = new LexicalUnitImpl(prev, LexicalUnit.SAC_STRING_VALUE, t.image);
break;
case IDENT:
t = jj_consume_token(IDENT);
value = new LexicalUnitImpl(prev, LexicalUnit.SAC_IDENT, t.image);
break;
case URL:
t = jj_consume_token(URL);
value = new LexicalUnitImpl(prev, LexicalUnit.SAC_URI, t.image);
break;
case UNICODERANGE:
t = jj_consume_token(UNICODERANGE);
value = new LexicalUnitImpl(prev, LexicalUnit.SAC_UNICODERANGE, t.image);
break;
case RGB:
value = rgb(prev);
break;
case HASH:
value = hexcolor(prev);
break;
default:
jj_la1[58] = jj_gen;
jj_consume_token(-1);
throw new ParseException();
}
label_28:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[59] = jj_gen;
break label_28;
}
jj_consume_token(S);
}
if (value instanceof LexicalUnitImpl)
{
((LexicalUnitImpl) value).setLocator(this.getLocator());
}
{if (true) return value;}
throw new Error("Missing return statement in function");
}
//
// rgb
// : RGB S* expr ')' S*
// ;
//
final public LexicalUnit rgb(LexicalUnit prev) throws ParseException {
Token t;
LexicalUnit params;
t = jj_consume_token(RGB);
label_29:
while (true) {
switch ((jj_ntk==-1)?jj_ntk():jj_ntk) {
case S:
;
break;
default:
jj_la1[60] = jj_gen;
break label_29;
}
jj_consume_token(S);
}
params = expr();
jj_consume_token(RROUND);
{if (true) return LexicalUnitImpl.createRgbColor(prev, params);}
throw new Error("Missing return statement in function");
}
//
// hexcolor
// : HASH
// ;
//
final public LexicalUnit hexcolor(LexicalUnit prev) throws ParseException {
Token t;
t = jj_consume_token(HASH);
{if (true) return this.hexcolorInternal(prev, t);}
throw new Error("Missing return statement in function");
}
void skipSelector() throws ParseException {
Token t = getToken(1);
while (t.kind != COMMA && t.kind != SEMICOLON && t.kind != LBRACE && t.kind != EOF ) {
getNextToken();
t = getToken(1);
}
}
String skip() throws ParseException {
StringBuffer sb = new StringBuffer();
int nesting = 0;
Token t = getToken(0);
if (t.image != null) {
sb.append(t.image);
}
do {
t = getNextToken();
if (t.kind == EOF)
break;
sb.append(t.image);
if (t.kind == LBRACE)
nesting++;
else if (t.kind == RBRACE)
nesting--;
else if (t.kind == SEMICOLON && nesting <= 0)
break;
}
while ((t.kind != RBRACE) || (nesting > 0));
return sb.toString();
}
void error_skipblock() throws ParseException {
Token t;
int nesting = 0;
do
{
t = getNextToken();
if (t.kind == LBRACE)
{
nesting++;
}
else if (t.kind == RBRACE)
{
nesting--;
}
else if (t.kind == EOF)
{
break;
}
}
while ((t.kind != RBRACE) || (nesting > 0));
}
void error_skipdecl() throws ParseException {
int nesting = 0;
Token t = getToken(1);
if (t.kind == LBRACE)
{
error_skipblock();
}
else
{
Token oldToken = t;
while (t.kind != SEMICOLON && t.kind != RBRACE && t.kind != EOF )
{
oldToken = t;
t = getNextToken();
}
if (t.kind == RBRACE)
{
token = oldToken;
}
}
}
void error_skipAtRule() throws ParseException {
Token t = null;
do
{
t = getNextToken();
}
while (t.kind != SEMICOLON);
}
final 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); }
}
final private boolean jj_3R_43() {
if (jj_scan_token(FIRST_LINE)) return true;
return false;
}
final private boolean jj_3R_39() {
Token xsp;
xsp = jj_scanpos;
if (jj_scan_token(4)) {
jj_scanpos = xsp;
if (jj_scan_token(5)) {
jj_scanpos = xsp;
if (jj_scan_token(6)) return true;
}
}
return false;
}
final private boolean jj_3R_36() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_41()) {
jj_scanpos = xsp;
if (jj_3R_42()) return true;
}
return false;
}
final private boolean jj_3R_38() {
if (jj_scan_token(DOT)) return true;
return false;
}
final private boolean jj_3_1() {
if (jj_scan_token(S)) return true;
if (jj_3R_30()) return true;
return false;
}
final private boolean jj_3R_33() {
if (jj_3R_38()) return true;
return false;
}
final private boolean jj_3R_37() {
if (jj_scan_token(HASH)) return true;
return false;
}
final private boolean jj_3R_30() {
Token xsp;
xsp = jj_scanpos;
if (jj_3R_31()) {
jj_scanpos = xsp;
if (jj_3R_32()) {
jj_scanpos = xsp;
if (jj_3R_33()) {
jj_scanpos = xsp;
if (jj_3R_34()) {
jj_scanpos = xsp;
if (jj_3R_35()) return true;
}
}
}
}
return false;
}
final private boolean jj_3R_40() {
Token xsp;
xsp = jj_scanpos;
if (jj_scan_token(8)) {
jj_scanpos = xsp;
if (jj_3R_43()) return true;
}
return false;
}
final private boolean jj_3R_35() {
if (jj_3R_40()) return true;
return false;
}
final private boolean jj_3R_32() {
if (jj_3R_37()) return true;
return false;
}
final private boolean jj_3R_42() {
if (jj_scan_token(ASTERISK)) return true;
return false;
}
final private boolean jj_3R_41() {
if (jj_scan_token(IDENT)) return true;
return false;
}
final private boolean jj_3R_34() {
if (jj_3R_39()) return true;
return false;
}
final private boolean jj_3R_31() {
if (jj_3R_36()) return true;
return false;
}
public SACParserCSS1TokenManager token_source;
public Token token, jj_nt;
private int jj_ntk;
private Token jj_scanpos, jj_lastpos;
private int jj_la;
public boolean lookingAhead = false;
private boolean jj_semLA;
private int jj_gen;
final private int[] jj_la1 = new int[61];
static private int[] jj_la1_0;
static private int[] jj_la1_1;
static private int[] jj_la1_2;
static {
jj_la1_0();
jj_la1_1();
jj_la1_2();
}
private static void jj_la1_0() {
jj_la1_0 = new int[] {0x18000002,0x18000002,0x20000000,0x18000002,0x18000002,0x800123f8,0x800123f8,0x18000002,0x18000002,0xa00123f8,0xa00123f8,0x18000002,0x18000002,0xa00123f8,0x2,0x5000000,0x2,0x2,0x5000000,0x2,0x2,0x2,0x2,0x21000,0xc0000,0x2,0x2,0x4000,0x2,0x8,0x1000,0x2,0x2,0x200,0x2000,0x70,0x180,0x2000,0x70,0x180,0x70,0x180,0x180,0x123f8,0x10008,0x70,0x180,0x8,0x4000,0x2,0x8,0x2,0x40000000,0x2,0x50e1208,0x21000,0xc0000,0x0,0x5000208,0x2,0x2,};
}
private static void jj_la1_1() {
jj_la1_1 = new int[] {0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x47ff,0x0,0x0,0x3ff,0x47ff,0x0,0x0,};
}
private static void jj_la1_2() {
jj_la1_2 = new int[] {0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,0x0,};
}
final private JJCalls[] jj_2_rtns = new JJCalls[1];
private boolean jj_rescan = false;
private int jj_gc = 0;
public SACParserCSS1(CharStream stream) {
token_source = new SACParserCSS1TokenManager(stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 61; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(CharStream stream) {
token_source.ReInit(stream);
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 61; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public SACParserCSS1(SACParserCSS1TokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 61; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
public void ReInit(SACParserCSS1TokenManager tm) {
token_source = tm;
token = new Token();
jj_ntk = -1;
jj_gen = 0;
for (int i = 0; i < 61; i++) jj_la1[i] = -1;
for (int i = 0; i < jj_2_rtns.length; i++) jj_2_rtns[i] = new JJCalls();
}
final 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();
final 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;
}
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;
}
final public Token getToken(int index) {
Token t = lookingAhead ? jj_scanpos : token;
for (int i = 0; i < index; i++) {
if (t.next != null) t = t.next;
else t = t.next = token_source.getNextToken();
}
return t;
}
final 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.Vector jj_expentries = new java.util.Vector();
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];
}
boolean exists = false;
for (java.util.Enumeration e = jj_expentries.elements(); e.hasMoreElements();) {
int[] oldentry = (int[])(e.nextElement());
if (oldentry.length == jj_expentry.length) {
exists = true;
for (int i = 0; i < jj_expentry.length; i++) {
if (oldentry[i] != jj_expentry[i]) {
exists = false;
break;
}
}
if (exists) break;
}
}
if (!exists) jj_expentries.addElement(jj_expentry);
if (pos != 0) jj_lasttokens[(jj_endpos = pos) - 1] = kind;
}
}
public ParseException generateParseException() {
jj_expentries.removeAllElements();
boolean[] la1tokens = new boolean[67];
for (int i = 0; i < 67; i++) {
la1tokens[i] = false;
}
if (jj_kind >= 0) {
la1tokens[jj_kind] = true;
jj_kind = -1;
}
for (int i = 0; i < 61; 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;
}
if ((jj_la1_1[i] & (1<<j)) != 0) {
la1tokens[32+j] = true;
}
if ((jj_la1_2[i] & (1<<j)) != 0) {
la1tokens[64+j] = true;
}
}
}
}
for (int i = 0; i < 67; i++) {
if (la1tokens[i]) {
jj_expentry = new int[1];
jj_expentry[0] = i;
jj_expentries.addElement(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] = (int[])jj_expentries.elementAt(i);
}
return new ParseException(token, exptokseq, tokenImage);
}
final public void enable_tracing() {
}
final public void disable_tracing() {
}
final private void jj_rescan_token() {
jj_rescan = true;
for (int i = 0; i < 1; 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;
}
}
p = p.next;
} while (p != null);
} catch(LookaheadSuccess ls) { }
}
jj_rescan = false;
}
final 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;
}
}