private ParamsValidator getParamsValidator(
Class<? extends ParamsValidator> validatorClass, String[] customParams) throws ApiException {
// use cache only if there is no custom parameters
boolean useCache = customParams == null || customParams.length == 0;
if (useCache) {
ParamsValidator validator = paramsValidatorsMap.get(validatorClass);
if (validator != null) {
return validator;
}
}
try {
ParamsValidator validator = validatorClass.newInstance();
validator.setCustomParams(customParams);
if (useCache) {
paramsValidatorsMap.put(validatorClass, validator);
}
return validator;
} catch (Exception e) {
throw new ApiException("Failed to instantiate a validator: " + validatorClass.getName());
}
}
private ModelValidator getModelValidator(Class<? extends ModelValidator> validatorClass)
throws ApiException {
ModelValidator validator = modelValidatorsMap.get(validatorClass);
if (validator != null) {
return validator;
}
try {
validator = validatorClass.newInstance();
modelValidatorsMap.put(validatorClass, validator);
} catch (Exception e) {
throw new ApiException("Failed to instantiate a validator: " + validatorClass.getName());
}
return validator;
}