Package org.antlr.runtime.tree

Examples of org.antlr.runtime.tree.CommonTreeNodeStream

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        CommonTokenStream tokenStream = tokenize( input, null );
        LogicalSchema schema = null;
        Tree ast = parseSchema( tokenStream );

        try{
            CommonTreeNodeStream nodes = new CommonTreeNodeStream( ast );
            AstValidator walker = new AstValidator( nodes );
            ast = (Tree)walker.field_def_list().getTree();
            checkError( walker );

            LogicalPlanGenerator planGenerator =
                new LogicalPlanGenerator( new CommonTreeNodeStream( ast ), pigContext, scope, fileNameMap );
            schema = planGenerator.field_def_list().schema;
            checkError( planGenerator );
        } catch(RecognitionException ex) {
            throw new ParserException( ex );
        } catch(Exception ex) {
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        CommonTokenStream tokenStream = tokenize( input, null );
        Object value = null;
        Tree ast = parseConstant( tokenStream );

        try{
            CommonTreeNodeStream nodes = new CommonTreeNodeStream( ast );
            AstValidator walker = new AstValidator( nodes );
            ast = (Tree)walker.literal().getTree();
            checkError( walker );

            LogicalPlanGenerator planGenerator =
                new LogicalPlanGenerator( new CommonTreeNodeStream( ast ), pigContext, scope, fileNameMap );
            value = planGenerator.literal().value;
            checkError( planGenerator );
        } catch(RecognitionException ex) {
            throw new ParserException( ex );
        } catch(Exception ex) {
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        try{
            ast = validateAst( ast );
            applyRegisters(ast);

            LogicalPlanGenerator planGenerator =
                new LogicalPlanGenerator( new CommonTreeNodeStream( ast ), pigContext, scope, fileNameMap );
            planGenerator.query();

            checkError( planGenerator );

            plan = planGenerator.getLogicalPlan();
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        return ast;
    }

    private static Tree validateAst(Tree ast) throws RecognitionException, ParserException {
        CommonTreeNodeStream nodes = new CommonTreeNodeStream( ast );
        AstValidator walker = new AstValidator( nodes );
        AstValidator.query_return newResult = walker.query();
        Tree newAst = (Tree)newResult.getTree();

        checkError( walker );
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        if (parser.hasErrors()) {
            throw new CmisInvalidArgumentException(parser.getErrorMessages());
        }
        parserTree = (CommonTree) parsedStatement.getTree();

        CommonTreeNodeStream nodes = new CommonTreeNodeStream(parserTree);
        nodes.setTokenStream(tokens);
        CmisQueryWalker walker = new CmisQueryWalker(nodes);
        return walker;
    }
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            final CSSLexer lexer = new CSSLexer(input);
            final CommonTokenStream tokens = new CommonTokenStream(lexer);
            final CSSParser parser = new CSSParser(tokens);
            final CSSParser.stylesheet_return stylesheet = parser.stylesheet();
            final CommonTree ast = (CommonTree)stylesheet.getTree();
            final CommonTreeNodeStream nodes = new CommonTreeNodeStream(ast);
            nodes.setTokenStream(tokens);

            // walk the tree and build definitions
            final CSSTree treeWalker = new CSSTree(nodes);
            treeWalker.stylesheet();
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     */
    private SQL92QueryWalker createTreeWalker(CommonTree abstractSyntaxTree)
        throws SQLParserException
    {
        loadStringTemplateLib();
        CommonTreeNodeStream ctns = new CommonTreeNodeStream(abstractSyntaxTree);
        SQL92QueryWalker treeWalker = new SQL92QueryWalker(ctns);
        treeWalker.setTemplateLib(mTemplates);
        return treeWalker;
    }
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//            throw new RuntimeException("Cannot parse query: " + statement + " (" + parser.errorMessage + ")");
//        }
        parserTree = (CommonTree) parsedStatement.getTree();           
        // printTree(tree);

        CommonTreeNodeStream nodes = new CommonTreeNodeStream(parserTree);
        nodes.setTokenStream(tokens);
        CmisQueryWalker walker = new CmisQueryWalker(nodes);
        return walker;
    }
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        if (parser.hasErrors()) {
            throw new CmisInvalidArgumentException(parser.getErrorMessages());
        }
        parserTree = (CommonTree) parsedStatement.getTree();

        CommonTreeNodeStream nodes = new CommonTreeNodeStream(parserTree);
        nodes.setTokenStream(tokens);
        CmisQueryWalker walker = new CmisQueryWalker(nodes);
        return walker;
    }
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//        if (parser.errorMessage != null) {
//            throw new RuntimeException("Cannot parse query: " + statement + " (" + parser.errorMessage + ")");
//        }
        parserTree = (CommonTree) parsedStatement.getTree();

        CommonTreeNodeStream nodes = new CommonTreeNodeStream(parserTree);
        nodes.setTokenStream(tokens);
        CmisQueryWalker walker = new CmisQueryWalker(nodes);
        return walker;
    }
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