use of javax.validation.Path in project druid by druid-io.
the class JsonConfigurator method configurate.
public <T> T configurate(Properties props, String propertyPrefix, Class<T> clazz) throws ProvisionException {
verifyClazzIsConfigurable(jsonMapper, clazz);
// Make it end with a period so we only include properties with sub-object thingies.
final String propertyBase = propertyPrefix.endsWith(".") ? propertyPrefix : propertyPrefix + ".";
Map<String, Object> jsonMap = Maps.newHashMap();
for (String prop : props.stringPropertyNames()) {
if (prop.startsWith(propertyBase)) {
final String propValue = props.getProperty(prop);
Object value;
try {
// If it's a String Jackson wants it to be quoted, so check if it's not an object or array and quote.
String modifiedPropValue = propValue;
if (!(modifiedPropValue.startsWith("[") || modifiedPropValue.startsWith("{"))) {
modifiedPropValue = jsonMapper.writeValueAsString(propValue);
}
value = jsonMapper.readValue(modifiedPropValue, Object.class);
} catch (IOException e) {
log.info(e, "Unable to parse [%s]=[%s] as a json object, using as is.", prop, propValue);
value = propValue;
}
jsonMap.put(prop.substring(propertyBase.length()), value);
}
}
final T config;
try {
config = jsonMapper.convertValue(jsonMap, clazz);
} catch (IllegalArgumentException e) {
throw new ProvisionException(String.format("Problem parsing object at prefix[%s]: %s.", propertyPrefix, e.getMessage()), e);
}
final Set<ConstraintViolation<T>> violations = validator.validate(config);
if (!violations.isEmpty()) {
List<String> messages = Lists.newArrayList();
for (ConstraintViolation<T> violation : violations) {
String path = "";
try {
Class<?> beanClazz = violation.getRootBeanClass();
final Iterator<Path.Node> iter = violation.getPropertyPath().iterator();
while (iter.hasNext()) {
Path.Node next = iter.next();
if (next.getKind() == ElementKind.PROPERTY) {
final String fieldName = next.getName();
final Field theField = beanClazz.getDeclaredField(fieldName);
if (theField.getAnnotation(JacksonInject.class) != null) {
path = String.format(" -- Injected field[%s] not bound!?", fieldName);
break;
}
JsonProperty annotation = theField.getAnnotation(JsonProperty.class);
final boolean noAnnotationValue = annotation == null || Strings.isNullOrEmpty(annotation.value());
final String pathPart = noAnnotationValue ? fieldName : annotation.value();
if (path.isEmpty()) {
path += pathPart;
} else {
path += "." + pathPart;
}
}
}
} catch (NoSuchFieldException e) {
throw Throwables.propagate(e);
}
messages.add(String.format("%s - %s", path, violation.getMessage()));
}
throw new ProvisionException(Iterables.transform(messages, new Function<String, Message>() {
@Override
public Message apply(String input) {
return new Message(String.format("%s%s", propertyBase, input));
}
}));
}
log.info("Loaded class[%s] from props[%s] as [%s]", clazz, propertyBase, config);
return config;
}
use of javax.validation.Path in project torodb by torodb.
the class ConfigUtils method transformConstraintsValidation.
private static <T> IllegalArgumentException transformConstraintsValidation(Set<ConstraintViolation<T>> constraintViolations) {
ConstraintViolation<T> constraintViolation = constraintViolations.iterator().next();
Path path = constraintViolation.getPropertyPath();
JsonPointer jsonPointer = toJsonPointer(path);
return new IllegalArgumentException("Constraint validation errors at " + jsonPointer.toString() + ": " + constraintViolation.getMessage());
}
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