Examples with SchemaException io.hops.hopsworks.exceptions.SchemaException used on opensource projects

Example 11 with SchemaException

use of io.hops.hopsworks.exceptions.SchemaException in project hopsworks by logicalclocks.

the class KafkaController method updateTopicSubjectVersion.

public void updateTopicSubjectVersion(Project project, String topic, String subject, Integer version) throws KafkaException, SchemaException {
    ProjectTopics pt = projectTopicsFacade.findTopicByNameAndProject(project, topic).orElseThrow(() -> new KafkaException(RESTCodes.KafkaErrorCode.TOPIC_NOT_FOUND, Level.FINE, "topic: " + topic));
    String topicSubject = pt.getSubjects().getSubject();
    Subjects st = subjectsFacade.findSubjectByNameAndVersion(project, subject, version).orElseThrow(() -> new SchemaException(RESTCodes.SchemaRegistryErrorCode.VERSION_NOT_FOUND, Level.FINE, "schema: " + topicSubject + ", version: " + version));
    projectTopicsFacade.updateTopicSchemaVersion(pt, st);
}

Example 12 with SchemaException

use of io.hops.hopsworks.exceptions.SchemaException in project hopsworks by logicalclocks.

the class SubjectsController method registerNewSubject.

public SubjectDTO registerNewSubject(Project project, String subject, String schemaContent, boolean isEnablingKafkaService) throws KafkaException, SchemaException {
    validateSubject(subject, isEnablingKafkaService);
    Schema schema;
    try {
        schema = new Schema.Parser().parse(schemaContent);
    } catch (SchemaParseException e) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.INVALID_AVRO_SCHEMA, Level.FINE, "schema=" + schemaContent);
    }
    // check if schema exists - return current id
    Optional<Subjects> optionalSubject = subjectsFacade.findSubjectByNameAndSchema(project, subject, schema.toString());
    if (optionalSubject.isPresent()) {
        Subjects subjects = optionalSubject.get();
        return new SubjectDTO(subjects.getSchema().getId(), subjects.getSubject(), subjects.getVersion());
    }
    // check if schema compatible - return 409 of not
    if (!isCompatible(project, subject, schema)) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.INCOMPATIBLE_AVRO_SCHEMA, Level.FINE, "Subject=" + subject + ", project=" + project.getName());
    }
    Integer latestVersion = subjectsFacade.findSubjectByName(project, subject).stream().map(Subjects::getVersion).max(Integer::compareTo).orElse(0);
    Schemas schemas = schemasController.addNewSchema(project, schema.toString());
    Integer id = subjectsFacade.insertNewSubject(project, subject, schemas, latestVersion + 1);
    return new SubjectDTO(id, subject, latestVersion + 1);
}

Example 13 with SchemaException

use of io.hops.hopsworks.exceptions.SchemaException in project hopsworks by logicalclocks.

the class SubjectsController method checkIfSchemaCompatible.

public CompatibilityCheck checkIfSchemaCompatible(Project project, String subject, String version, String schemaToTest) throws SchemaException {
    validateVersion(version);
    Schema schema;
    try {
        schema = new Schema.Parser().parse(schemaToTest);
    } catch (SchemaParseException e) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.INVALID_AVRO_SCHEMA, Level.FINE, "schema=" + schemaToTest);
    }
    if (!subjectsFacade.getListOfSubjects(project).contains(subject)) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.SUBJECT_NOT_FOUND, Level.FINE, "subject=" + subject);
    }
    SchemaCompatibility sc = getSubjectOrProjectCompatibility(project, subject);
    Optional<Subjects> optional;
    if (version.equals("latest")) {
        optional = subjectsFacade.findSubjectLatestVersion(project, subject);
    } else {
        optional = subjectsFacade.findSubjectByNameAndVersion(project, subject, Integer.valueOf(version));
    }
    if (!optional.isPresent()) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.VERSION_NOT_FOUND, Level.FINE, "project=" + project.getName() + ", subject=" + subject + ", version=" + version);
    }
    boolean isCompatible = isCompatible(new Schema.Parser().parse(optional.get().getSchema().getSchema()), schema, sc);
    return new CompatibilityCheck(isCompatible);
}

Example 14 with SchemaException

use of io.hops.hopsworks.exceptions.SchemaException in project hopsworks by logicalclocks.

the class SubjectsController method checkIfSchemaRegistered.

public SubjectDTO checkIfSchemaRegistered(Project project, String subject, String schemaContent) throws SchemaException {
    if (!subjectsFacade.getListOfSubjects(project).contains(subject)) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.SUBJECT_NOT_FOUND, Level.FINE, "subject=" + subject);
    }
    Schema schema;
    try {
        schema = new Schema.Parser().parse(schemaContent);
    } catch (SchemaParseException e) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.INVALID_AVRO_SCHEMA, Level.FINE, "schema=" + schemaContent);
    }
    Optional<Subjects> optional = subjectsFacade.findSubjectByNameAndSchema(project, subject, schema.toString());
    if (!optional.isPresent()) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.SCHEMA_NOT_FOUND, Level.FINE, "schema=" + schema.toString());
    }
    return new SubjectDTO(optional.get());
}

Example 15 with SchemaException

use of io.hops.hopsworks.exceptions.SchemaException in project hopsworks by logicalclocks.

the class SubjectsController method getSubjectDetails.

public SubjectDTO getSubjectDetails(Project project, String subject, String version) throws SchemaException {
    validateVersion(version);
    if (subjectsFacade.findSubjectByName(project, subject).isEmpty()) {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.SUBJECT_NOT_FOUND, Level.FINE, "subject=" + subject);
    }
    Optional<Subjects> optional;
    if (version.equals("latest")) {
        optional = subjectsFacade.findSubjectLatestVersion(project, subject);
    } else {
        optional = subjectsFacade.findSubjectByNameAndVersion(project, subject, Integer.valueOf(version));
    }
    if (optional.isPresent()) {
        Subjects res = optional.get();
        return new SubjectDTO(res.getSchema().getId(), res.getSubject(), res.getVersion(), res.getSchema().getSchema());
    } else {
        throw new SchemaException(RESTCodes.SchemaRegistryErrorCode.VERSION_NOT_FOUND, Level.FINE, "subject=" + subject + ", version=" + version);
    }
}