Optimize imports

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/BackendApplication.java

@@ -1,13 +1,12 @@
 package de.itermori.pse.kitroomfinder.backend;
 
 import com.ulisesbocchio.jasyptspringboot.annotation.EnableEncryptableProperties;
+import java.time.Clock;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
-
-import java.time.Clock;
 /**
  * The main class.
  *

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/ErrorHandling.java

@@ -4,10 +4,9 @@
 import graphql.GraphQLError;
 import graphql.kickstart.execution.error.GenericGraphQLError;
 import graphql.kickstart.execution.error.GraphQLErrorHandler;
-import org.springframework.stereotype.Component;
-
 import java.util.List;
 import java.util.stream.Collectors;
+import org.springframework.stereotype.Component;
 
 /**
  * Handles GraphQL errors.

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/instrumentation/RequestLogging.java

@@ -2,15 +2,11 @@
 
 
 import de.itermori.pse.kitroomfinder.backend.BackendApplication;
+import graphql.ExecutionResult;
 import graphql.execution.instrumentation.InstrumentationContext;
 import graphql.execution.instrumentation.SimpleInstrumentation;
 import graphql.execution.instrumentation.SimpleInstrumentationContext;
-
-import lombok.RequiredArgsConstructor;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.context.annotation.Import;
-import org.springframework.stereotype.Component;
-
+import graphql.execution.instrumentation.parameters.InstrumentationExecutionParameters;
 import java.io.File;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
@@ -23,9 +19,10 @@
 import java.time.Instant;
 import java.util.ArrayList;
 import java.util.List;
-
-import graphql.ExecutionResult;
-import graphql.execution.instrumentation.parameters.InstrumentationExecutionParameters;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Import;
+import org.springframework.stereotype.Component;
 
 @Import(BackendApplication.class)
 @Component

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/models/BlacklistEntry.java

@@ -1,7 +1,11 @@
 package de.itermori.pse.kitroomfinder.backend.models;
 
 import java.util.Objects;
-import javax.persistence.*;
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
 
 /**
  * Provides a model for the entity BlacklistEntry.

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/security/JWTFilter.java

@@ -1,20 +1,18 @@
 package de.itermori.pse.kitroomfinder.backend.security;
 
 import de.itermori.pse.kitroomfinder.backend.services.UserService;
-import org.springframework.security.core.context.SecurityContextHolder;
-import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
-import org.springframework.stereotype.Component;
-
-import org.springframework.web.filter.OncePerRequestFilter;
-
-import javax.servlet.FilterChain;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
 import java.util.Optional;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
+import javax.servlet.FilterChain;
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.web.authentication.WebAuthenticationDetailsSource;
+import org.springframework.stereotype.Component;
+import org.springframework.web.filter.OncePerRequestFilter;
 
 import static java.util.function.Predicate.not;
 

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/services/AliasSuggestionServiceImp.java

@@ -2,7 +2,6 @@
 
 import de.itermori.pse.kitroomfinder.backend.exceptions.NoSuchAliasSuggestionException;
 import de.itermori.pse.kitroomfinder.backend.models.AliasSuggestion;
-import de.itermori.pse.kitroomfinder.backend.repositories.AliasRepository;
 import de.itermori.pse.kitroomfinder.backend.repositories.AliasSuggestionRepository;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;

backend/src/main/java/de/itermori/pse/kitroomfinder/backend/services/MapObjectServiceImp.java

@@ -2,11 +2,10 @@
 
 import de.itermori.pse.kitroomfinder.backend.models.MapObject;
 import de.itermori.pse.kitroomfinder.backend.repositories.MapObjectRepository;
+import java.util.stream.Stream;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-import java.util.stream.Stream;
-
 /**
  * Provides a service for the model {@link MapObject}.
  * Implements the service interface {@link MapObjectService} which defines