Examples with Query org.ballerinalang.siddhi.query.api.execution.query.Query used on opensource projects

Example 1 with Query

use of org.ballerinalang.siddhi.query.api.execution.query.Query in project ballerina by ballerina-lang.

the class AbsentPatternTestCase method test4.

@Test
public void test4() throws SiddhiParserException {
    Query query = SiddhiCompiler.parseQuery("from e1=Stream1[price>20] -> not Stream2[price>e1.price] for 2 sec " + "select e1.symbol as symbol1 " + "insert into OutputStream ;");
    AssertJUnit.assertNotNull(query);
    Query api = Query.query();
    api.from(InputStream.patternStream(State.next(State.stream(InputStream.stream("e1", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.value(20)))), State.logicalNot(State.stream(InputStream.stream("Stream2").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.variable("price").ofStream("e1"))))).waitingTime(new TimeConstant(2000))))).select(Selector.selector().select("symbol1", Expression.variable("symbol").ofStream("e1"))).insertInto("OutputStream");
    AssertJUnit.assertEquals(api, query);
}

Example 2 with Query

use of org.ballerinalang.siddhi.query.api.execution.query.Query in project ballerina by ballerina-lang.

the class PatternQueryTestCase method testPatternQuery5.

// from every (e1=Stream1[price >= 30]) -> e2=Stream1[ price >= 20] and e3=Stream2[ price >= e1.price] ->
// e4=Stream3[price>74]
// select e1.symbol, avg(e2.price ) as avgPrice
// insert into OutputStream
@Test
public void testPatternQuery5() {
    Query query = Query.query();
    query.from(InputStream.patternStream(State.next(State.every(State.stream(InputStream.stream("e1", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(30))))), State.next(State.logicalAnd(State.stream(InputStream.stream("e2", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(20)))), State.stream(InputStream.stream("e3", "Stream2").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable("price").ofStream("e1"))))), State.stream(InputStream.stream("e4", "Stream3").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.value(74))))))));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol").ofStream("e1")).select("avgPrice", Expression.function("avg", Expression.variable("price").ofStream("e2"))));
    query.insertInto("OutputStream");
}

Example 3 with Query

use of org.ballerinalang.siddhi.query.api.execution.query.Query in project ballerina by ballerina-lang.

the class PatternQueryTestCase method testPatternQuery9.

// from every (e1=Stream1[price >= 30]) -> e2=Stream1[ prev.price >= 20]<5:> within 3 min -> e3=Stream2[ price >=
// e1.price] -> e4=Stream3[price>74]
// select e1.symbol, avg(e2.price ) as avgPrice
// insert into OutputStream
@Test
public void testPatternQuery9() {
    Query query = Query.query();
    query.from(InputStream.patternStream(State.next(State.every(State.stream(InputStream.stream("e1", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(30))))), State.next(State.countMoreThanEqual(State.stream(InputStream.stream("e2", "Stream1").filter(Expression.compare(Expression.variable("price").ofStream("e2", Variable.LAST), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(20)))), 5, Expression.Time.minute(3)), State.next(State.stream(InputStream.stream("e3", "Stream2").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable("price").ofStream("e1")))), State.stream(InputStream.stream("e4", "Stream3").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.value(74)))))))));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol").ofStream("e1")).select("avgPrice", Expression.function("avg", Expression.variable("price").ofStream("e2"))));
    query.insertInto("OutputStream");
}

Example 4 with Query

use of org.ballerinalang.siddhi.query.api.execution.query.Query in project ballerina by ballerina-lang.

the class PatternQueryTestCase method testPatternQuery7.

// from every (e1=Stream1[price >= 30]) -> e2=Stream1[ prev.price >= 20]<3:5> -> e3=Stream2[ price >= e1.price] ->
// e4=Stream3[price>74]
// select e1.symbol, avg(e2.price ) as avgPrice
// insert into OutputStream
@Test
public void testPatternQuery7() {
    Query query = Query.query();
    query.from(InputStream.patternStream(State.next(State.every(State.stream(InputStream.stream("e1", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(30))))), State.next(State.count(State.stream(InputStream.stream("e2", "Stream1").filter(Expression.compare(Expression.variable("price").ofStream("e2", Variable.LAST), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(20)))), 3, 5), State.next(State.stream(InputStream.stream("e3", "Stream2").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable("price").ofStream("e1")))), State.stream(InputStream.stream("e4", "Stream3").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.value(74)))))))));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol").ofStream("e1")).select("avgPrice", Expression.function("avg", Expression.variable("price").ofStream("e2"))));
    query.insertInto("OutputStream");
}

Example 5 with Query

use of org.ballerinalang.siddhi.query.api.execution.query.Query in project ballerina by ballerina-lang.

the class PatternQueryTestCase method testPatternQuery10.

// from every (e1=Stream1[price >= 30]) -> (e2=Stream1[ prev.price >= 20] -> e3=Stream2[ price >= e1.price])
// within 4 min -> e4=Stream3[price>74]
// select e1.symbol, avg(e2.price ) as avgPrice
// insert into OutputStream
@Test
public void testPatternQuery10() {
    Query query = Query.query();
    query.from(InputStream.patternStream(State.next(State.every(State.stream(InputStream.stream("e1", "Stream1").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(30))))), State.next(State.next(State.stream(InputStream.stream("e2", "Stream1").filter(Expression.compare(Expression.variable("price").ofStream("e2", Variable.LAST), Compare.Operator.GREATER_THAN_EQUAL, Expression.value(20)))), State.stream(InputStream.stream("e3", "Stream2").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN_EQUAL, Expression.variable("price").ofStream("e1")))), Expression.Time.minute(4)), State.stream(InputStream.stream("e4", "Stream3").filter(Expression.compare(Expression.variable("price"), Compare.Operator.GREATER_THAN, Expression.value(74))))))));
    query.select(Selector.selector().select("symbol", Expression.variable("symbol").ofStream("e1")).select("avgPrice", Expression.function("avg", Expression.variable("price").ofStream("e2"))));
    query.insertInto("OutputStream");
}