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