Рефакторинг

src/main/java/ru/serega6531/packmate/service/CountingService.java

@@ -17,8 +17,8 @@ public class CountingService {
 
     private final SubscriptionService subscriptionService;
 
-    private Map<Integer, Counter> servicesPackets = new HashMap<>();
-    private Map<Integer, Counter> servicesStreams = new HashMap<>();
+    private final Map<Integer, Counter> servicesPackets = new HashMap<>();
+    private final Map<Integer, Counter> servicesStreams = new HashMap<>();
 
     private Counter totalPackets = new Counter();
     private Counter totalStreams = new Counter();

src/main/java/ru/serega6531/packmate/service/PatternMatcher.java

@@ -32,15 +32,9 @@ class PatternMatcher {
 
     private void match(Pattern pattern) {
         switch (pattern.getSearchType()) {
-            case REGEX:
-                matchRegex(pattern);
-                break;
-            case SUBSTRING:
-                matchSubstring(pattern);
-                break;
-            case SUBBYTES:
-                matchSubbytes(pattern);
-                break;
+            case REGEX -> matchRegex(pattern);
+            case SUBSTRING -> matchSubstring(pattern);
+            case SUBBYTES -> matchSubbytes(pattern);
         }
     }
 

src/main/java/ru/serega6531/packmate/service/optimization/HttpChunksProcessor.java

@@ -15,7 +15,7 @@ import java.util.List;
 @AllArgsConstructor
 public class HttpChunksProcessor {
 
-    private List<Packet> packets;
+    private final List<Packet> packets;
 
     public void processChunkedEncoding() {
         boolean chunkStarted = false;

src/main/java/ru/serega6531/packmate/service/optimization/HttpGzipProcessor.java

@@ -22,7 +22,7 @@ public class HttpGzipProcessor {
 
     private static final byte[] GZIP_HEADER = {0x1f, (byte) 0x8b, 0x08};
 
-    private List<Packet> packets;
+    private final List<Packet> packets;
 
     /**
      * Попытаться распаковать GZIP из исходящих http пакетов. <br>

src/main/java/ru/serega6531/packmate/service/optimization/HttpUrldecodeProcessor.java

@@ -13,7 +13,7 @@ import java.util.List;
 @Slf4j
 public class HttpUrldecodeProcessor {
 
-    private List<Packet> packets;
+    private final List<Packet> packets;
 
     /**
      * Декодирование urlencode с http пакета до смены стороны или окончания стрима

src/main/java/ru/serega6531/packmate/service/optimization/PacketsMerger.java

@@ -9,7 +9,7 @@ import java.util.List;
 @AllArgsConstructor
 public class PacketsMerger {
 
-    private List<Packet> packets;
+    private final List<Packet> packets;
 
     /**
      * Сжать соседние пакеты в одном направлении в один.