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

Example 16 with StateElement

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

the class SiddhiQLBaseVisitorImpl method visitPattern_stream.

/**
 * {@inheritDoc}
 * <p>The default implementation returns the result of calling
 * {@link #visitChildren} on {@code ctx}.</p>
 *
 * @param ctx
 */
@Override
public Object visitPattern_stream(@NotNull SiddhiQLParser.Pattern_streamContext ctx) {
    // pattern_stream
    // : every_pattern_source_chain
    // | every_absent_pattern_source_chain
    // ;
    StateElement stateElement;
    if (ctx.every_pattern_source_chain() != null) {
        stateElement = ((StateElement) visit(ctx.every_pattern_source_chain()));
    } else {
        stateElement = ((StateElement) visit(ctx.absent_pattern_source_chain()));
    }
    StateInputStream stateInputStream = new StateInputStream(StateInputStream.Type.PATTERN, stateElement);
    populateQueryContext(stateInputStream, ctx);
    return stateInputStream;
}

Example 17 with StateElement

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

the class SiddhiQLBaseVisitorImpl method visitLeft_absent_pattern_source.

@Override
public Object visitLeft_absent_pattern_source(SiddhiQLParser.Left_absent_pattern_sourceContext ctx) {
    if (ctx.left_absent_pattern_source().size() == 1 && ctx.every_absent_pattern_source() == null && ctx.every_pattern_source_chain() == null) {
        // EVERY? '('left_absent_pattern_source')' within_time?
        StateElement stateElement = (StateElement) visit(ctx.left_absent_pattern_source(0));
        if (ctx.EVERY() != null) {
            stateElement = new EveryStateElement(stateElement);
        }
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else {
        NextStateElement nextStateElement = new NextStateElement((StateElement) visit(ctx.getChild(0)), (StateElement) visit(ctx.getChild(2)));
        populateQueryContext(nextStateElement, ctx);
        return nextStateElement;
    }
}

Example 18 with StateElement

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

the class SiddhiQLBaseVisitorImpl method visitEvery_pattern_source_chain.

/**
 * {@inheritDoc}
 * <p>The default implementation returns the result of calling
 * {@link #visitChildren} on {@code ctx}.</p>
 *
 * @param ctx
 */
@Override
public Object visitEvery_pattern_source_chain(@NotNull SiddhiQLParser.Every_pattern_source_chainContext ctx) {
    if (ctx.every_pattern_source_chain().size() == 1) {
        // '('every_pattern_source_chain')' within_time?
        StateElement stateElement = ((StateElement) visit(ctx.every_pattern_source_chain(0)));
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else if (ctx.every_pattern_source_chain().size() == 2) {
        // every_pattern_source_chain  '->'
        // every_pattern_source_chain
        NextStateElement nextStateElement = new NextStateElement(((StateElement) visit(ctx.every_pattern_source_chain(0))), ((StateElement) visit(ctx.every_pattern_source_chain(1))));
        populateQueryContext(nextStateElement, ctx);
        return nextStateElement;
    } else if (ctx.EVERY() != null) {
        if (ctx.pattern_source_chain() != null) {
            // EVERY '('pattern_source_chain ')' within_time?
            EveryStateElement everyStateElement = new EveryStateElement((StateElement) visit(ctx.pattern_source_chain()));
            if (ctx.within_time() != null) {
                everyStateElement.setWithin((TimeConstant) visit(ctx.within_time()));
            }
            populateQueryContext(everyStateElement, ctx);
            return everyStateElement;
        } else if (ctx.pattern_source() != null) {
            // EVERY pattern_source within_time?
            EveryStateElement everyStateElement = new EveryStateElement((StateElement) visit(ctx.pattern_source()));
            if (ctx.within_time() != null) {
                everyStateElement.setWithin((TimeConstant) visit(ctx.within_time()));
            }
            populateQueryContext(everyStateElement, ctx);
            return everyStateElement;
        } else {
            throw newSiddhiParserException(ctx);
        }
    } else if (ctx.pattern_source_chain() != null) {
        // pattern_source_chain
        StateElement stateElement = ((StateElement) visit(ctx.pattern_source_chain()));
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else {
        throw newSiddhiParserException(ctx);
    }
}

Example 19 with StateElement

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

the class SiddhiQLBaseVisitorImpl method visitSequence_source_chain.

/**
 * {@inheritDoc}
 * <p>The default implementation returns the result of calling
 * {@link #visitChildren} on {@code ctx}.</p>
 *
 * @param ctx
 */
@Override
public StateElement visitSequence_source_chain(@NotNull SiddhiQLParser.Sequence_source_chainContext ctx) {
    if (ctx.sequence_source_chain().size() == 1) {
        StateElement stateElement = ((StateElement) visit(ctx.sequence_source_chain(0)));
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else if (ctx.sequence_source_chain().size() == 2) {
        NextStateElement nextStateElement = new NextStateElement(((StateElement) visit(ctx.sequence_source_chain(0))), ((StateElement) visit(ctx.sequence_source_chain(1))));
        populateQueryContext(nextStateElement, ctx);
        return nextStateElement;
    } else if (ctx.sequence_source() != null) {
        StateElement stateElement = ((StateElement) visit(ctx.sequence_source()));
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else {
        throw newSiddhiParserException(ctx);
    }
}

Example 20 with StateElement

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

the class SiddhiQLBaseVisitorImpl method visitRight_absent_pattern_source.

@Override
public Object visitRight_absent_pattern_source(SiddhiQLParser.Right_absent_pattern_sourceContext ctx) {
    // ;
    if (ctx.right_absent_pattern_source().size() == 1 && ctx.every_absent_pattern_source() == null && ctx.every_pattern_source_chain() == null) {
        // EVERY? '('right_absent_pattern_source')' within_time?
        StateElement stateElement = (StateElement) visit(ctx.right_absent_pattern_source(0));
        if (ctx.EVERY() != null) {
            stateElement = new EveryStateElement(stateElement);
        }
        if (ctx.within_time() != null) {
            stateElement.setWithin((TimeConstant) visit(ctx.within_time()));
        }
        populateQueryContext(stateElement, ctx);
        return stateElement;
    } else {
        NextStateElement nextStateElement = new NextStateElement((StateElement) visit(ctx.getChild(0)), (StateElement) visit(ctx.getChild(2)));
        populateQueryContext(nextStateElement, ctx);
        return nextStateElement;
    }
}