Examples with ViewResult com.couchbase.client.java.view.ViewResult used on opensource projects

Example 6 with ViewResult

use of com.couchbase.client.java.view.ViewResult in project tutorials by eugenp.

the class StudentGradeService method sumCreditHoursByStudent.

public Map<String, Long> sumCreditHoursByStudent() {
    ViewQuery query = ViewQuery.from("studentGrades", "sumHoursByStudent").reduce().groupLevel(1);
    ViewResult result = bucket.query(query);
    Map<String, Long> creditHoursByStudent = new HashMap<>();
    for (ViewRow row : result.allRows()) {
        String course = (String) row.key();
        long sum = Long.valueOf(row.value().toString());
        creditHoursByStudent.put(course, sum);
    }
    return creditHoursByStudent;
}

Example 7 with ViewResult

use of com.couchbase.client.java.view.ViewResult in project tutorials by eugenp.

the class StudentGradeService method findByCourse.

public List<JsonDocument> findByCourse(String course) {
    ViewQuery query = queryBuilder.findByCourse(course);
    ViewResult result = bucket.query(query);
    return extractDocuments(result);
}

Example 8 with ViewResult

use of com.couchbase.client.java.view.ViewResult in project tutorials by eugenp.

the class StudentGradeService method findByGradeLessThan.

public List<JsonDocument> findByGradeLessThan(int upper) {
    ViewQuery query = queryBuilder.findByGradeLessThan(upper);
    ViewResult result = bucket.query(query);
    return extractDocuments(result);
}

Example 9 with ViewResult

use of com.couchbase.client.java.view.ViewResult in project tutorials by eugenp.

the class StudentGradeService method findByCourses.

public List<JsonDocument> findByCourses(String... courses) {
    ViewQuery query = queryBuilder.findByCourses(courses);
    ViewResult result = bucket.query(query);
    return extractDocuments(result);
}

Example 10 with ViewResult

use of com.couchbase.client.java.view.ViewResult in project tutorials by eugenp.

the class StudentGradeService method countStudentsByCourse.

public Map<String, Long> countStudentsByCourse() {
    ViewQuery query = ViewQuery.from("studentGrades", "countStudentsByCourse").reduce().groupLevel(1);
    ViewResult result = bucket.query(query);
    Map<String, Long> numStudentsByCourse = new HashMap<>();
    for (ViewRow row : result.allRows()) {
        JsonArray keyArray = (JsonArray) row.key();
        String course = keyArray.getString(0);
        long count = Long.valueOf(row.value().toString());
        numStudentsByCourse.put(course, count);
    }
    return numStudentsByCourse;
}