Examples with ValidatorFactory javax.validation.ValidatorFactory used on opensource projects

Example 56 with ValidatorFactory

use of javax.validation.ValidatorFactory in project ApiEE by avraampiperidis.

the class BaseEntity method getConstraintVaiolations.

public Set<ConstraintViolation<BaseEntity>> getConstraintVaiolations() {
    ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
    Validator validator = (Validator) factory.getValidator();
    return validator.validate(this);
}

Example 57 with ValidatorFactory

use of javax.validation.ValidatorFactory in project apex-core by apache.

the class LogicalPlan method validate.

/**
 * Validate the plan. Includes checks that required ports are connected,
 * required configuration parameters specified, graph free of cycles etc.
 *
 * @throws ConstraintViolationException
 */
public void validate() throws ConstraintViolationException {
    ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
    Validator validator = factory.getValidator();
    checkAttributeValueSerializable(this.getAttributes(), DAG.class.getName());
    // clear oioRoot values in all operators
    for (OperatorMeta n : operators.values()) {
        n.oioRoot = null;
    }
    // clear visited on all operators
    for (OperatorMeta n : operators.values()) {
        n.nindex = null;
        n.lowlink = null;
        // validate configuration
        Set<ConstraintViolation<Operator>> constraintViolations = validator.validate(n.getOperator());
        if (!constraintViolations.isEmpty()) {
            Set<ConstraintViolation<?>> copySet = new HashSet<>(constraintViolations.size());
            // (should be public <T> ConstraintViolationException(String message, Set<ConstraintViolation<T>> constraintViolations) { ... })
            for (ConstraintViolation<Operator> cv : constraintViolations) {
                copySet.add(cv);
            }
            throw new ConstraintViolationException("Operator " + n.getName() + " violates constraints " + copySet, copySet);
        }
        OperatorMeta.PortMapping portMapping = n.getPortMapping();
        checkAttributeValueSerializable(n.getAttributes(), n.getName());
        // Check operator annotation
        if (n.operatorAnnotation != null) {
            // Check if partition property of the operator is being honored
            if (!n.operatorAnnotation.partitionable()) {
                // Check if any of the input ports have partition attributes set
                for (InputPortMeta pm : portMapping.inPortMap.values()) {
                    Boolean paralellPartition = pm.getValue(PortContext.PARTITION_PARALLEL);
                    if (paralellPartition) {
                        throw new ValidationException("Operator " + n.getName() + " is not partitionable but PARTITION_PARALLEL attribute is set");
                    }
                }
                // Check if the operator implements Partitioner
                if (n.getValue(OperatorContext.PARTITIONER) != null || n.attributes != null && !n.attributes.contains(OperatorContext.PARTITIONER) && Partitioner.class.isAssignableFrom(n.getOperator().getClass())) {
                    throw new ValidationException("Operator " + n.getName() + " provides partitioning capabilities but the annotation on the operator class declares it non partitionable!");
                }
            }
            // a multiple of application window count
            if (!n.operatorAnnotation.checkpointableWithinAppWindow()) {
                if (n.getValue(OperatorContext.CHECKPOINT_WINDOW_COUNT) % n.getValue(OperatorContext.APPLICATION_WINDOW_COUNT) != 0) {
                    throw new ValidationException("Operator " + n.getName() + " cannot be check-pointed between an application window " + "but the checkpoint-window-count " + n.getValue(OperatorContext.CHECKPOINT_WINDOW_COUNT) + " is not a multiple application-window-count " + n.getValue(OperatorContext.APPLICATION_WINDOW_COUNT));
                }
            }
        }
        // check that non-optional ports are connected
        for (InputPortMeta pm : portMapping.inPortMap.values()) {
            checkAttributeValueSerializable(pm.getAttributes(), n.getName() + "." + pm.getPortName());
            StreamMeta sm = n.inputStreams.get(pm);
            if (sm == null) {
                if ((pm.portAnnotation == null || !pm.portAnnotation.optional()) && pm.classDeclaringHiddenPort == null) {
                    throw new ValidationException("Input port connection required: " + n.name + "." + pm.getPortName());
                }
            } else {
                if (pm.classDeclaringHiddenPort != null) {
                    throw new ValidationException(String.format("Invalid port connected: %s.%s is hidden by %s.%s", pm.classDeclaringHiddenPort.getName(), pm.getPortName(), pm.operatorMeta.getOperator().getClass().getName(), pm.getPortName()));
                }
                // check locality constraints
                DAG.Locality locality = sm.getLocality();
                if (locality == DAG.Locality.THREAD_LOCAL) {
                    if (n.inputStreams.size() > 1) {
                        validateThreadLocal(n);
                    }
                }
                if (pm.portAnnotation != null && pm.portAnnotation.schemaRequired()) {
                    // since schema is required, the port attribute TUPLE_CLASS should be present
                    if (pm.attributes.get(PortContext.TUPLE_CLASS) == null) {
                        throw new ValidationException("Attribute " + PortContext.TUPLE_CLASS.getName() + " missing on port : " + n.name + "." + pm.getPortName());
                    }
                }
            }
        }
        for (OutputPortMeta pm : portMapping.outPortMap.values()) {
            checkAttributeValueSerializable(pm.getAttributes(), n.getName() + "." + pm.getPortName());
            if (!n.outputStreams.containsKey(pm)) {
                if ((pm.portAnnotation != null && !pm.portAnnotation.optional()) && pm.classDeclaringHiddenPort == null) {
                    throw new ValidationException("Output port connection required: " + n.name + "." + pm.getPortName());
                }
            } else {
                // port is connected
                if (pm.classDeclaringHiddenPort != null) {
                    throw new ValidationException(String.format("Invalid port connected: %s.%s is hidden by %s.%s", pm.classDeclaringHiddenPort.getName(), pm.getPortName(), pm.operatorMeta.getOperator().getClass().getName(), pm.getPortName()));
                }
                if (pm.portAnnotation != null && pm.portAnnotation.schemaRequired()) {
                    // since schema is required, the port attribute TUPLE_CLASS should be present
                    if (pm.attributes.get(PortContext.TUPLE_CLASS) == null) {
                        throw new ValidationException("Attribute " + PortContext.TUPLE_CLASS.getName() + " missing on port : " + n.name + "." + pm.getPortName());
                    }
                }
            }
        }
    }
    ValidationContext validatonContext = new ValidationContext();
    for (OperatorMeta n : operators.values()) {
        if (n.nindex == null) {
            findStronglyConnected(n, validatonContext);
        }
    }
    if (!validatonContext.invalidCycles.isEmpty()) {
        throw new ValidationException("Loops in graph: " + validatonContext.invalidCycles);
    }
    List<List<String>> invalidDelays = new ArrayList<>();
    for (OperatorMeta n : rootOperators) {
        findInvalidDelays(n, invalidDelays, new Stack<OperatorMeta>());
    }
    if (!invalidDelays.isEmpty()) {
        throw new ValidationException("Invalid delays in graph: " + invalidDelays);
    }
    for (StreamMeta s : streams.values()) {
        if (s.source == null) {
            throw new ValidationException("Stream source not connected: " + s.getName());
        }
        if (s.sinks.isEmpty()) {
            throw new ValidationException("Stream sink not connected: " + s.getName());
        }
    }
    // Validate root operators are input operators
    for (OperatorMeta om : this.rootOperators) {
        if (!(om.getOperator() instanceof InputOperator)) {
            throw new ValidationException(String.format("Root operator: %s is not a Input operator", om.getName()));
        }
    }
    // processing mode
    Set<OperatorMeta> visited = Sets.newHashSet();
    for (OperatorMeta om : this.rootOperators) {
        validateProcessingMode(om, visited);
    }
    validateAffinityRules();
}

Example 58 with ValidatorFactory

use of javax.validation.ValidatorFactory in project apex-core by apache.

the class LogicalPlanTest method testOperatorValidation.

@Test
public void testOperatorValidation() {
    ValidationTestOperator bean = new ValidationTestOperator();
    bean.stringField1 = "malhar1";
    bean.intField1 = 1;
    // ensure validation standalone produces expected results
    ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
    Validator validator = factory.getValidator();
    Set<ConstraintViolation<ValidationTestOperator>> constraintViolations = validator.validate(bean);
    Assert.assertEquals("" + constraintViolations, 1, constraintViolations.size());
    ConstraintViolation<ValidationTestOperator> cv = constraintViolations.iterator().next();
    Assert.assertEquals("", bean.intField1, cv.getInvalidValue());
    Assert.assertEquals("", "intField1", cv.getPropertyPath().toString());
    // ensure DAG validation produces matching results
    bean = dag.addOperator("testOperator", bean);
    try {
        dag.validate();
        Assert.fail("should throw ConstraintViolationException");
    } catch (ConstraintViolationException e) {
        Assert.assertEquals("violation details", constraintViolations, e.getConstraintViolations());
        String expRegex = ".*ValidationTestOperator\\{name=null}, propertyPath='intField1', message='must be greater than or equal to 2',.*value=1}]";
        Assert.assertThat("exception message", e.getMessage(), RegexMatcher.matches(expRegex));
    }
    try {
        bean.intField1 = 3;
        dag.validate();
        Assert.fail("should throw ConstraintViolationException");
    } catch (ConstraintViolationException e) {
        ConstraintViolation<?> cv2 = e.getConstraintViolations().iterator().next();
        Assert.assertEquals("" + e.getConstraintViolations(), 1, constraintViolations.size());
        Assert.assertEquals("", false, cv2.getInvalidValue());
        Assert.assertEquals("", "validConfiguration", cv2.getPropertyPath().toString());
    }
    bean.stringField1 = "malhar3";
    // annotated getter
    try {
        bean.getterProperty2 = null;
        dag.validate();
        Assert.fail("should throw ConstraintViolationException");
    } catch (ConstraintViolationException e) {
        ConstraintViolation<?> cv2 = e.getConstraintViolations().iterator().next();
        Assert.assertEquals("" + e.getConstraintViolations(), 1, constraintViolations.size());
        Assert.assertEquals("", null, cv2.getInvalidValue());
        Assert.assertEquals("", "property2", cv2.getPropertyPath().toString());
    }
    bean.getterProperty2 = "";
    // nested property
    try {
        bean.nestedBean.property = null;
        dag.validate();
        Assert.fail("should throw ConstraintViolationException");
    } catch (ConstraintViolationException e) {
        ConstraintViolation<?> cv2 = e.getConstraintViolations().iterator().next();
        Assert.assertEquals("" + e.getConstraintViolations(), 1, constraintViolations.size());
        Assert.assertEquals("", null, cv2.getInvalidValue());
        Assert.assertEquals("", "nestedBean.property", cv2.getPropertyPath().toString());
    }
    bean.nestedBean.property = "";
    // all valid
    dag.validate();
}

Example 59 with ValidatorFactory

use of javax.validation.ValidatorFactory in project fb-botmill by BotMill.

the class FbBotMillBean method validate.

/**
 * Validates the {@link FbBotMillResponse}.
 *
 * @param response
 *            the response
 * @return true if the response is valid, false otherwise.
 */
protected boolean validate(FbBotMillResponse response) {
    // If validations are not enabled, returns true.
    if (!FbBotMillContext.getInstance().isValidationEnabled()) {
        return true;
    }
    boolean valid = true;
    ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
    Validator validator = factory.getValidator();
    Set<ConstraintViolation<FbBotMillResponse>> violations = validator.validate(response);
    for (ConstraintViolation<FbBotMillResponse> v : violations) {
        valid = false;
        logger.error("FbBotMillResponse validation error. Message: [{}] Value: [{}], Class: [{}], Field: [{}]", v.getMessage(), v.getInvalidValue(), v.getRootBean(), v.getPropertyPath());
    }
    if (valid == false) {
        // Sends the constraint violations through the callback.
        List<FbBotMillMonitor> registeredMonitors = FbBotMillContext.getInstance().getRegisteredMonitors();
        for (FbBotMillMonitor monitor : registeredMonitors) {
            monitor.onValidationError(response, violations);
        }
    }
    return valid;
}

Example 60 with ValidatorFactory

use of javax.validation.ValidatorFactory in project platformlayer by platformlayer.

the class PlatformlayerValidationModule method configure.

@Override
protected void configure() {
    Configuration<?> config = Validation.byDefaultProvider().configure();
    // config.messageInterpolator(new MyMessageInterpolator())
    // .traversableResolver( new MyTraversableResolver())
    // .constraintValidatorFactory(new MyConstraintValidatorFactory());
    config.messageInterpolator(new ValidationMessageInterpolator());
    ValidatorFactory factory = config.buildValidatorFactory();
    // ValidatorFactory factory = Validation.buildDefaultValidatorFactory();
    Validator validator = factory.getValidator();
    bind(Validator.class).toInstance(validator);
}