Examples with StreamStateElement org.wso2.siddhi.query.api.execution.query.input.state.StreamStateElement used on opensource projects

Example 6 with StreamStateElement

use of org.wso2.siddhi.query.api.execution.query.input.state.StreamStateElement in project siddhi by wso2.

the class SiddhiQLBaseVisitorImpl method visitLogical_stateful_source.

/**
 * {@inheritDoc}
 * <p>The default implementation returns the result of calling
 * {@link #visitChildren} on {@code ctx}.</p>
 *
 * @param ctx
 */
@Override
public Object visitLogical_stateful_source(@NotNull SiddhiQLParser.Logical_stateful_sourceContext ctx) {
    if (ctx.AND() != null) {
        StreamStateElement streamStateElement1 = (StreamStateElement) visit(ctx.standard_stateful_source(0));
        StreamStateElement streamStateElement2 = (StreamStateElement) visit(ctx.standard_stateful_source(1));
        StateElement stateElement = State.logicalAnd(streamStateElement1, streamStateElement2);
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else if (ctx.OR() != null) {
        StreamStateElement streamStateElement1 = (StreamStateElement) visit(ctx.standard_stateful_source(0));
        StreamStateElement streamStateElement2 = (StreamStateElement) visit(ctx.standard_stateful_source(1));
        StateElement stateElement = State.logicalOr(streamStateElement1, streamStateElement2);
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else {
        throw newSiddhiParserException(ctx);
    }
}

Example 7 with StreamStateElement

use of org.wso2.siddhi.query.api.execution.query.input.state.StreamStateElement in project siddhi by wso2.

the class SiddhiQLBaseVisitorImpl method visitBasic_absent_pattern_source.

@Override
public Object visitBasic_absent_pattern_source(SiddhiQLParser.Basic_absent_pattern_sourceContext ctx) {
    // basic_absent_pattern_source
    // :NOT basic_source for_time
    // ;
    AbsentStreamStateElement stateElement = State.logicalNot(new StreamStateElement((BasicSingleInputStream) visit(ctx.basic_source())));
    stateElement.waitingTime((TimeConstant) visit(ctx.for_time()));
    populateQueryContext(stateElement, ctx);
    return stateElement;
}