Examples with SiddhiQLParser org.wso2.siddhi.query.compiler.SiddhiQLParser used on opensource projects

Example 6 with SiddhiQLParser

use of org.wso2.siddhi.query.compiler.SiddhiQLParser in project siddhi by wso2.

the class SiddhiCompiler method parseAggregationDefinition.

public static AggregationDefinition parseAggregationDefinition(String source) throws SiddhiParserException {
    ANTLRInputStream input = new ANTLRInputStream(source);
    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_aggregation_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (AggregationDefinition) eval.visit(tree);
}

Example 7 with SiddhiQLParser

use of org.wso2.siddhi.query.compiler.SiddhiQLParser in project siddhi by wso2.

the class SiddhiCompiler method parseTableDefinition.

public static TableDefinition parseTableDefinition(String source) throws SiddhiParserException {
    ANTLRInputStream input = new ANTLRInputStream(source);
    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_table_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (TableDefinition) eval.visit(tree);
}

Example 8 with SiddhiQLParser

use of org.wso2.siddhi.query.compiler.SiddhiQLParser in project siddhi by wso2.

the class SiddhiCompiler method parsePartition.

public static Partition parsePartition(String source) throws SiddhiParserException {
    ANTLRInputStream input = new ANTLRInputStream(source);
    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 9 with SiddhiQLParser

use of org.wso2.siddhi.query.compiler.SiddhiQLParser in project siddhi by wso2.

the class SiddhiCompiler method parseStreamDefinition.

public static StreamDefinition parseStreamDefinition(String source) {
    ANTLRInputStream input = new ANTLRInputStream(source);
    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_stream_final();
    SiddhiQLVisitor eval = new SiddhiQLBaseVisitorImpl();
    return (StreamDefinition) eval.visit(tree);
}