use lombok slf4j annotation

src/main/java/com/commafeed/frontend/CommaFeedApplication.java

@@ -5,6 +5,8 @@ import javax.naming.InitialContext;
 import javax.naming.NamingException;
 import javax.servlet.http.Cookie;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.wicket.Application;
 import org.apache.wicket.Component;
 import org.apache.wicket.Page;
@@ -33,8 +35,6 @@ import org.apache.wicket.request.component.IRequestableComponent;
 import org.apache.wicket.request.cycle.AbstractRequestCycleListener;
 import org.apache.wicket.request.cycle.RequestCycle;
 import org.apache.wicket.util.cookies.CookieUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.services.ApplicationPropertiesService;
 import com.commafeed.frontend.pages.DemoLoginPage;
@@ -46,10 +46,9 @@ import com.commafeed.frontend.pages.PasswordRecoveryPage;
 import com.commafeed.frontend.pages.WelcomePage;
 import com.commafeed.frontend.utils.exception.DisplayExceptionPage;
 
+@Slf4j
 public class CommaFeedApplication extends AuthenticatedWebApplication {
 
-	private static Logger log = LoggerFactory.getLogger(CommaFeedApplication.class);
-
 	public CommaFeedApplication() {
 		super();
 		boolean prod = ApplicationPropertiesService.get().isProduction();

src/main/java/com/commafeed/frontend/pages/PasswordRecoveryPage.java

@@ -3,6 +3,8 @@ package com.commafeed.frontend.pages;
 import java.util.Date;
 import java.util.UUID;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.commons.codec.digest.DigestUtils;
 import org.apache.http.client.utils.URIBuilder;
 import org.apache.wicket.extensions.validation.validator.RfcCompliantEmailAddressValidator;
@@ -11,18 +13,15 @@ import org.apache.wicket.markup.html.form.RequiredTextField;
 import org.apache.wicket.markup.html.link.BookmarkablePageLink;
 import org.apache.wicket.model.IModel;
 import org.apache.wicket.model.Model;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.feeds.FeedUtils;
 import com.commafeed.backend.model.User;
 import com.commafeed.frontend.pages.components.BootstrapFeedbackPanel;
 
 @SuppressWarnings("serial")
+@Slf4j
 public class PasswordRecoveryPage extends BasePage {
 
-	private static Logger log = LoggerFactory.getLogger(PasswordRecoveryPage.class);
-
 	public PasswordRecoveryPage() {
 
 		IModel<String> email = new Model<String>();

src/main/java/com/commafeed/frontend/rest/resources/CategoryREST.java

@@ -18,10 +18,10 @@ import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.Status;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.commons.lang.ObjectUtils;
 import org.apache.commons.lang.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.cache.CacheService;
 import com.commafeed.backend.dao.FeedCategoryDAO;
@@ -61,10 +61,9 @@ import com.wordnik.swagger.annotations.ApiParam;
 
 @Path("/category")
 @Api(value = "/category", description = "Operations about user categories")
+@Slf4j
 public class CategoryREST extends AbstractREST {
 
-	private static Logger log = LoggerFactory.getLogger(CategoryREST.class);
-
 	public static final String ALL = "all";
 	public static final String STARRED = "starred";
 

src/main/java/com/commafeed/frontend/rest/resources/FeedREST.java

@@ -27,6 +27,8 @@ import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.ResponseBuilder;
 import javax.ws.rs.core.Response.Status;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.commons.fileupload.FileItem;
 import org.apache.commons.fileupload.FileItemFactory;
 import org.apache.commons.fileupload.disk.DiskFileItemFactory;
@@ -34,8 +36,6 @@ import org.apache.commons.fileupload.servlet.ServletFileUpload;
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang.ObjectUtils;
 import org.apache.commons.lang.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.StartupBean;
 import com.commafeed.backend.cache.CacheService;
@@ -84,10 +84,9 @@ import com.wordnik.swagger.annotations.ApiParam;
 
 @Path("/feed")
 @Api(value = "/feed", description = "Operations about feeds")
+@Slf4j
 public class FeedREST extends AbstractREST {
 
-	private static Logger log = LoggerFactory.getLogger(FeedREST.class);
-
 	@Inject
 	StartupBean startupBean;
 

src/main/java/com/commafeed/frontend/rest/resources/PubSubHubbubCallbackREST.java

@@ -16,11 +16,11 @@ import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;
 import javax.ws.rs.core.Response.Status;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.ArrayUtils;
 import org.apache.commons.lang3.StringUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.MetricsBean;
 import com.commafeed.backend.dao.FeedDAO;
@@ -34,10 +34,9 @@ import com.commafeed.frontend.SecurityCheck;
 import com.google.common.base.Preconditions;
 
 @Path("/push")
+@Slf4j
 public class PubSubHubbubCallbackREST extends AbstractREST {
 
-	private static Logger log = LoggerFactory.getLogger(PubSubHubbubCallbackREST.class);
-	
 	@Context
 	private HttpServletRequest request;
 

src/main/java/com/commafeed/frontend/utils/InternationalizationDevelopmentFilter.java

@@ -19,9 +19,9 @@ import javax.servlet.ServletResponse;
 import javax.servlet.http.HttpServletResponse;
 import javax.servlet.http.HttpServletResponseWrapper;
 
+import lombok.extern.slf4j.Slf4j;
+
 import org.apache.commons.io.IOUtils;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 
 import com.commafeed.backend.dao.UserSettingsDAO;
 import com.commafeed.backend.model.UserSettings;
@@ -32,10 +32,9 @@ import com.commafeed.frontend.CommaFeedSession;
  * Replace variables from templates on the fly in dev mode only. In production the substitution is done at build-time.
  * 
  */
+@Slf4j
 public class InternationalizationDevelopmentFilter implements Filter {
 
-	private static Logger log = LoggerFactory.getLogger(InternationalizationDevelopmentFilter.class);
-
 	@Inject
 	UserSettingsDAO userSettingsDAO;