de.codecentric.spring.boot.chaos.monkey.configuration.AssaultExceptionValidator Maven / Gradle / Ivy

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package de.codecentric.spring.boot.chaos.monkey.configuration;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AssaultExceptionValidator
    implements ConstraintValidator {

  private static final Logger Logger = LoggerFactory.getLogger(AssaultExceptionValidator.class);

  @Override
  public boolean isValid(
      AssaultException exception, ConstraintValidatorContext constraintValidatorContext) {
    if (exception == null) {
      return true;
    }

    try {
      Class exceptionClass = exception.getExceptionClass();
      if (exception.getArguments() == null) {
        exceptionClass.getConstructor();
      } else {
        exceptionClass.getConstructor(exception.getExceptionArgumentTypes().toArray(new Class[0]));
      }
      return true;
    } catch (ReflectiveOperationException e) {
      Logger.warn("Invalid combination of type ({}) and arguments provided", exception.getType());
    }
    return false;
  }
}