guicing up

src/main/java/com/commafeed/CommaFeedModule.java

@@ -0,0 +1,37 @@
+package com.commafeed;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+
+import org.hibernate.SessionFactory;
+
+import com.codahale.metrics.MetricRegistry;
+import com.commafeed.CommaFeedConfiguration.CacheType;
+import com.commafeed.backend.cache.CacheService;
+import com.commafeed.backend.cache.NoopCacheService;
+import com.commafeed.backend.cache.RedisCacheService;
+import com.google.inject.AbstractModule;
+import com.google.inject.Provides;
+
+@RequiredArgsConstructor
+@Slf4j
+public class CommaFeedModule extends AbstractModule {
+
+	@Getter(onMethod = @__({ @Provides }))
+	private final SessionFactory sessionFactory;
+
+	@Getter(onMethod = @__({ @Provides }))
+	private final CommaFeedConfiguration config;
+
+	@Getter(onMethod = @__({ @Provides }))
+	private final MetricRegistry metrics;
+
+	@Override
+	protected void configure() {
+		CacheService cacheService = config.getApplicationSettings().getCache() == CacheType.NOOP ? new NoopCacheService()
+				: new RedisCacheService();
+		log.info("using cache {}", cacheService.getClass());
+		bind(CacheService.class).toInstance(cacheService);
+	}
+}