actiontranslatorlexer.java

ANTLR(ANother Tool for Language Recognition)它是这样的一种工具

                      
            }    }
        finally {
            ruleNestingLevel--;
        }
    }
    // $ANTLR end DYNAMIC_NEGATIVE_INDEXED_SCOPE_ATTR

    // $ANTLR start DYNAMIC_ABSOLUTE_INDEXED_SCOPE_ATTR
    public void mDYNAMIC_ABSOLUTE_INDEXED_SCOPE_ATTR() throws RecognitionException {
        try {
            ruleNestingLevel++;
            int _type = DYNAMIC_ABSOLUTE_INDEXED_SCOPE_ATTR;
            int _start = getCharIndex();
            int _line = getLine();
            int _charPosition = getCharPositionInLine();
            int _channel = Token.DEFAULT_CHANNEL;
            // ActionTranslator.g:639:4: ( '$' x= ID '[' expr= SCOPE_INDEX_EXPR ']' '::' y= ID )
            // ActionTranslator.g:639:4: '$' x= ID '[' expr= SCOPE_INDEX_EXPR ']' '::' y= ID
            {
            match('$'); if (failed) return ;
            int xStart = getCharIndex();
            mID(); if (failed) return ;
            Token x = new CommonToken(input, Token.INVALID_TOKEN_TYPE, Token.DEFAULT_CHANNEL, xStart, getCharIndex()-1);
            match('['); if (failed) return ;
            int exprStart = getCharIndex();
            mSCOPE_INDEX_EXPR(); if (failed) return ;
            Token expr = new CommonToken(input, Token.INVALID_TOKEN_TYPE, Token.DEFAULT_CHANNEL, exprStart, getCharIndex()-1);
            match(']'); if (failed) return ;
            match("::"); if (failed) return ;

            int yStart = getCharIndex();
            mID(); if (failed) return ;
            Token y = new CommonToken(input, Token.INVALID_TOKEN_TYPE, Token.DEFAULT_CHANNEL, yStart, getCharIndex()-1);
            if ( backtracking==1 ) {

              		StringTemplate st = template("scopeAttributeRef");
              		st.setAttribute("scope", x.getText());
              		st.setAttribute("attr",  resolveDynamicScope(x.getText()).getAttribute(y.getText()));
              		st.setAttribute("index", expr.getText());
              		
            }

            }


            if ( backtracking==1 ) {

                      if ( token==null && ruleNestingLevel==1 ) {
                          emit(_type,_line,_charPosition,_channel,_start,getCharIndex()-1);
                      }

                      
            }    }
        finally {
            ruleNestingLevel--;
        }
    }
    // $ANTLR end DYNAMIC_ABSOLUTE_INDEXED_SCOPE_ATTR

    // $ANTLR start SCOPE_INDEX_EXPR
    public void mSCOPE_INDEX_EXPR() throws RecognitionException {
        try {
            ruleNestingLevel++;
            // ActionTranslator.g:651:4: ( (~ ']' )+ )
            // ActionTranslator.g:651:4: (~ ']' )+
            {
            // ActionTranslator.g:651:4: (~ ']' )+
            int cnt6=0;
            loop6:
            do {
                int alt6=2;
                int LA6_0 = input.LA(1);
                if ( ((LA6_0>='\u0000' && LA6_0<='\\')||(LA6_0>='^' && LA6_0<='\uFFFE')) ) {
                    alt6=1;
                }


                switch (alt6) {
            	case 1 :
            	    // ActionTranslator.g:651:5: ~ ']'
            	    {
            	    if ( (input.LA(1)>='\u0000' && input.LA(1)<='\\')||(input.LA(1)>='^' && input.LA(1)<='\uFFFE') ) {
            	        input.consume();
            	    failed=false;
            	    }
            	    else {
            	        if (backtracking>0) {failed=true; return ;}
            	        MismatchedSetException mse =
            	            new MismatchedSetException(null,input);
            	        recover(mse);    throw mse;
            	    }


            	    }
            	    break;

            	default :
            	    if ( cnt6 >= 1 ) break loop6;
            	    if (backtracking>0) {failed=true; return ;}
                        EarlyExitException eee =
                            new EarlyExitException(6, input);
                        throw eee;
                }
                cnt6++;
            } while (true);


            }

        }
        finally {
            ruleNestingLevel--;
        }
    }
    // $ANTLR end SCOPE_INDEX_EXPR

    // $ANTLR start ISOLATED_DYNAMIC_SCOPE
    public void mISOLATED_DYNAMIC_SCOPE() throws RecognitionException {
        try {
            ruleNestingLevel++;
            int _type = ISOLATED_DYNAMIC_SCOPE;
            int _start = getCharIndex();
            int _line = getLine();
            int _charPosition = getCharPositionInLine();
            int _channel = Token.DEFAULT_CHANNEL;
            // ActionTranslator.g:660:4: ( '$' ID {...}?)
            // ActionTranslator.g:660:4: '$' ID {...}?
            {
            match('$'); if (failed) return ;
            int ID6Start = getCharIndex();
            mID(); if (failed) return ;
            Token ID6 = new CommonToken(input, Token.INVALID_TOKEN_TYPE, Token.DEFAULT_CHANNEL, ID6Start, getCharIndex()-1);
            if ( !(resolveDynamicScope(ID6.getText())!=null) ) {
                if (backtracking>0) {failed=true; return ;}
                throw new FailedPredicateException(input, "ISOLATED_DYNAMIC_SCOPE", "resolveDynamicScope($ID.text)!=null");
            }
            if ( backtracking==1 ) {

              		StringTemplate st = template("isolatedDynamicScopeRef");
              		st.setAttribute("scope", ID6.getText());
              		
            }

            }


            if ( backtracking==1 ) {

                      if ( token==null && ruleNestingLevel==1 ) {
                          emit(_type,_line,_charPosition,_channel,_start,getCharIndex()-1);
                      }

                      
            }    }
        finally {
            ruleNestingLevel--;
        }
    }
    // $ANTLR end ISOLATED_DYNAMIC_SCOPE

    // $ANTLR start TEMPLATE_INSTANCE
    public void mTEMPLATE_INSTANCE() throws RecognitionException {
        try {
            ruleNestingLevel++;
            int _type = TEMPLATE_INSTANCE;
            int _start = getCharIndex();
            int _line = getLine();
            int _charPosition = getCharPositionInLine();
            int _channel = Token.DEFAULT_CHANNEL;
            // ActionTranslator.g:673:4: ( '%' ID '(' ( ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )? )? ')' )
            // ActionTranslator.g:673:4: '%' ID '(' ( ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )? )? ')'
            {
            match('%'); if (failed) return ;
            mID(); if (failed) return ;
            match('('); if (failed) return ;
            // ActionTranslator.g:673:15: ( ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )? )?
            int alt11=2;
            int LA11_0 = input.LA(1);
            if ( ((LA11_0>='\t' && LA11_0<='\n')||LA11_0==' '||(LA11_0>='A' && LA11_0<='Z')||LA11_0=='_'||(LA11_0>='a' && LA11_0<='z')) ) {
                alt11=1;
            }
            switch (alt11) {
                case 1 :
                    // ActionTranslator.g:673:17: ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )?
                    {
                    // ActionTranslator.g:673:17: ( WS )?
                    int alt7=2;
                    int LA7_0 = input.LA(1);
                    if ( ((LA7_0>='\t' && LA7_0<='\n')||LA7_0==' ') ) {
                        alt7=1;
                    }
                    switch (alt7) {
                        case 1 :
                            // ActionTranslator.g:673:17: WS
                            {
                            mWS(); if (failed) return ;

                            }
                            break;

                    }

                    mARG(); if (failed) return ;
                    // ActionTranslator.g:673:25: ( ',' ( WS )? ARG )*
                    loop9:
                    do {
                        int alt9=2;
                        int LA9_0 = input.LA(1);
                        if ( (LA9_0==',') ) {
                            alt9=1;
                        }


                        switch (alt9) {
                    	case 1 :
                    	    // ActionTranslator.g:673:26: ',' ( WS )? ARG
                    	    {
                    	    match(','); if (failed) return ;
                    	    // ActionTranslator.g:673:30: ( WS )?
                    	    int alt8=2;
                    	    int LA8_0 = input.LA(1);
                    	    if ( ((LA8_0>='\t' && LA8_0<='\n')||LA8_0==' ') ) {
                    	        alt8=1;
                    	    }
                    	    switch (alt8) {
                    	        case 1 :
                    	            // ActionTranslator.g:673:30: WS
                    	            {
                    	            mWS(); if (failed) return ;

                    	            }
                    	            break;

                    	    }

                    	    mARG(); if (failed) return ;

                    	    }
                    	    break;

                    	default :
                    	    break loop9;
                        }
                    } while (true);

                    // ActionTranslator.g:673:40: ( WS )?
                    int alt10=2;
                    int LA10_0 = input.LA(1);
                    if ( ((LA10_0>='\t' && LA10_0<='\n')||LA10_0==' ') ) {
                        alt10=1;
                    }
                    switch (alt10) {
                        case 1 :
                            // ActionTranslator.g:673:40: WS
                            {
                            mWS(); if (failed) return ;

                            }
                            break;

                    }


                    }
                    break;

            }

            match(')'); if (failed) return ;
            if ( backtracking==1 ) {

              		String action = getText().substring(1,getText().length());
              		String ruleName = "<outside-of-rule>";
              		if ( enclosingRule!=null ) {
              			ruleName = enclosingRule.name;
              		}
              		StringTemplate st =
              			generator.translateTemplateConstructor(ruleName,
              												   outerAltNum,
              												   actionToken,
              												   action);
              		if ( st!=null ) {
              			chunks.add(st);
              		}
              		
            }

            }


            if ( backtracking==1 ) {

                      if ( token==null && ruleNestingLevel==1 ) {
                          emit(_type,_line,_charPosition,_channel,_start,getCharIndex()-1);
                      }

                      
            }    }
        finally {
            ruleNestingLevel--;
        }
    }
    // $ANTLR end TEMPLATE_INSTANCE

    // $ANTLR start INDIRECT_TEMPLATE_INSTANCE
    public void mINDIRECT_TEMPLATE_INSTANCE() throws RecognitionException {
        try {
            ruleNestingLevel++;
            int _type = INDIRECT_TEMPLATE_INSTANCE;
            int _start = getCharIndex();
            int _line = getLine();
            int _charPosition = getCharPositionInLine();
            int _channel = Token.DEFAULT_CHANNEL;
            // ActionTranslator.g:694:4: ( '%' '(' ACTION ')' '(' ( ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )? )? ')' )
            // ActionTranslator.g:694:4: '%' '(' ACTION ')' '(' ( ( WS )? ARG ( ',' ( WS )? ARG )* ( WS )? )? ')'
            {
            match('%'); if (failed) return ;
            match('('); if (failed) return ;
            mACTION(); if (failed) return ;
            match(')'); if (failed) return ;
            match('('); if (failed) return ;