juplo.de Git - facebook-errors/blob - src/main/java/de/juplo/facebook/errors/FacebookErrorsOAuth2AutoConfiguration.java

   1 package de.juplo.facebook.errors;
   2
   3
   4 import org.slf4j.Logger;
   5 import org.slf4j.LoggerFactory;
   6 import org.springframework.beans.BeansException;
   7 import org.springframework.beans.factory.config.BeanPostProcessor;
   8 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
   9 import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
  10 import org.springframework.boot.autoconfigure.security.oauth2.OAuth2AutoConfiguration;
  11 import org.springframework.boot.autoconfigure.web.WebMvcAutoConfiguration;
  12 import org.springframework.context.annotation.Bean;
  13 import org.springframework.context.annotation.Configuration;
  14 import org.springframework.security.oauth2.client.OAuth2RestTemplate;
  15 import org.springframework.security.oauth2.client.http.OAuth2ErrorHandler;
  16
  17
  18 /**
  19  * Automatic configuration for Srping-Security-OAuth2
  20  *
  21  * @author Kai Moritz
  22  */
  23 @Configuration
  24 @ConditionalOnClass(value = OAuth2RestTemplate.class)
  25 @AutoConfigureAfter({
  26   WebMvcAutoConfiguration.class,
  27   OAuth2AutoConfiguration.class
  28   })
  29 public class FacebookErrorsOAuth2AutoConfiguration
  30 {
  31   private static final Logger LOG =
  32       LoggerFactory.getLogger(FacebookErrorsOAuth2AutoConfiguration.class);
  33
  34   @Bean
  35   static public BeanPostProcessor errorHandlerInjectorOAuth2()
  36   {
  37     LOG.info("Configuring OAuth2GraphApiErrorHandler for handling error-messages");
  38
  39     return new BeanPostProcessor()
  40     {
  41       @Override
  42       public Object postProcessBeforeInitialization(
  43           Object bean,
  44           String beanName
  45           )
  46           throws
  47             BeansException
  48       {
  49         if (bean instanceof OAuth2RestTemplate)
  50         {
  51           LOG.debug("Injecting OAuth2GraphApiErrorHandler in {}", bean);
  52           OAuth2RestTemplate template = (OAuth2RestTemplate) bean;
  53           template.setErrorHandler(
  54               new OAuth2GraphApiErrorHandler(
  55                   (OAuth2ErrorHandler)template.getErrorHandler()
  56                   )
  57               );
  58         }
  59
  60         return bean;
  61       }
  62
  63       @Override
  64       public Object postProcessAfterInitialization(
  65           Object bean,
  66           String beanName
  67           )
  68           throws
  69           BeansException
  70       {
  71         return bean;
  72       }
  73     };
  74   }
  75 }