juplo.de Git - demos/kafka/chat/blob

   1 package de.juplo.kafka.chat.backend.persistence.storage.files;
   2
   3 import com.fasterxml.jackson.databind.ObjectMapper;
   4 import de.juplo.kafka.chat.backend.ChatBackendProperties;
   5 import de.juplo.kafka.chat.backend.persistence.StorageStrategy;
   6 import de.juplo.kafka.chat.backend.persistence.inmemory.InMemoryChatRoomService;
   7 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
   8 import org.springframework.context.annotation.Bean;
   9 import org.springframework.context.annotation.Configuration;
  10
  11 import java.nio.file.Paths;
  12 import java.time.Clock;
  13
  14
  15 @ConditionalOnProperty(
  16     prefix = "chat.backend",
  17     name = "storage",
  18     havingValue = "files",
  19     matchIfMissing = true)
  20 @Configuration
  21 public class FilesStorageAutoConfiguration
  22 {
  23   @Bean
  24   public StorageStrategy storageStrategy(
  25       ChatBackendProperties properties,
  26       Clock clock,
  27       ObjectMapper mapper)
  28   {
  29     return new FilesStorageStrategy(
  30         Paths.get(properties.getStorageDirectory()),
  31         clock,
  32         properties.getChatroomBufferSize(),
  33         messageFlux -> new InMemoryChatRoomService(messageFlux),
  34         mapper);
  35   }
  36 }