Examples with SiddhiQLBaseVisitorImpl io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl used on opensource projects

Example 1 with SiddhiQLBaseVisitorImpl

use of io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl in project siddhi by wso2.

the class SiddhiCompiler method parseQuery.

public static Query parseQuery(String query) throws SiddhiParserException {
    CharStream input = CharStreams.fromString(query);
    SiddhiQLLexer lexer = new SiddhiQLLexer(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(SiddhiErrorListener.INSTANCE);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SiddhiQLParser parser = new SiddhiQLParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(SiddhiErrorListener.INSTANCE);
    ParseTree tree = parser.query_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (Query) eval.visit(tree);
}

Example 2 with SiddhiQLBaseVisitorImpl

use of io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl in project siddhi by wso2.

the class SiddhiCompiler method parseFunctionDefinition.

public static FunctionDefinition parseFunctionDefinition(String functionDefinition) throws SiddhiParserException {
    CharStream input = CharStreams.fromString(functionDefinition);
    SiddhiQLLexer lexer = new SiddhiQLLexer(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(SiddhiErrorListener.INSTANCE);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SiddhiQLParser parser = new SiddhiQLParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(SiddhiErrorListener.INSTANCE);
    ParseTree tree = parser.definition_function_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (FunctionDefinition) eval.visit(tree);
}

Example 3 with SiddhiQLBaseVisitorImpl

use of io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl in project siddhi by wso2.

the class SiddhiCompiler method parsePartition.

public static Partition parsePartition(String partition) throws SiddhiParserException {
    CharStream input = CharStreams.fromString(partition);
    SiddhiQLLexer lexer = new SiddhiQLLexer(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(SiddhiErrorListener.INSTANCE);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SiddhiQLParser parser = new SiddhiQLParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(SiddhiErrorListener.INSTANCE);
    ParseTree tree = parser.partition_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (Partition) eval.visit(tree);
}

Example 4 with SiddhiQLBaseVisitorImpl

use of io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl in project siddhi by wso2.

the class SiddhiCompiler method parseExpression.

public static Expression parseExpression(String expression) {
    CharStream input = CharStreams.fromString(expression);
    SiddhiQLLexer lexer = new SiddhiQLLexer(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(SiddhiErrorListener.INSTANCE);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SiddhiQLParser parser = new SiddhiQLParser(tokens);
    parser.removeErrorListeners();
    parser.addErrorListener(SiddhiErrorListener.INSTANCE);
    ParseTree tree = parser.expression();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (Expression) eval.visit(tree);
}

Example 5 with SiddhiQLBaseVisitorImpl

use of io.siddhi.query.compiler.internal.SiddhiQLBaseVisitorImpl in project siddhi by wso2.

the class SiddhiCompiler method parse.

public static SiddhiApp parse(String siddhiApp) {
    CharStream input = CharStreams.fromString(siddhiApp);
    SiddhiQLLexer lexer = new SiddhiQLLexer(input);
    lexer.removeErrorListeners();
    lexer.addErrorListener(SiddhiErrorListener.INSTANCE);
    CommonTokenStream tokens = new CommonTokenStream(lexer);
    SiddhiQLParser parser = new SiddhiQLParser(tokens);
    // parser.setErrorHandler(new BailErrorStrategy());
    parser.removeErrorListeners();
    parser.addErrorListener(SiddhiErrorListener.INSTANCE);
    ParseTree tree = parser.parse();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (SiddhiApp) eval.visit(tree);
}