Работа над добавлением поиска паттернов

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

@@ -1,12 +1,15 @@
 package ru.serega6531.packmate.service;
 
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import ru.serega6531.packmate.model.Pattern;
 import ru.serega6531.packmate.repository.PatternRepository;
 
+import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 @Service
 @Slf4j
@@ -23,6 +26,14 @@ public class PatternService {
         return repository.findAll();
     }
 
+    public List<Pattern> findMatching(byte[] bytes) {
+        String content = new String(bytes);
+
+        return findAll().stream()
+                .filter(pattern -> StringUtils.containsIgnoreCase(content, pattern.getValue()))
+                .collect(Collectors.toList());
+    }
+
     public void deleteById(int id) {
         repository.deleteById(id);
     }

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

@@ -3,24 +3,39 @@ package ru.serega6531.packmate.service;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import ru.serega6531.packmate.model.Pattern;
 import ru.serega6531.packmate.model.Stream;
 import ru.serega6531.packmate.repository.StreamRepository;
 
+import java.util.HashSet;
 import java.util.List;
 import java.util.Optional;
+import java.util.Set;
 
 @Service
 @Slf4j
 public class StreamService {
 
     private final StreamRepository repository;
+    private final PatternService patternService;
 
     @Autowired
-    public StreamService(StreamRepository repository) {
+    public StreamService(StreamRepository repository, PatternService patternService) {
         this.repository = repository;
+        this.patternService = patternService;
     }
 
     public Stream save(Stream stream) {
+        if(!stream.getPackets().isEmpty()) {
+            Set<Pattern> matches = new HashSet<>();
+
+            stream.getPackets().forEach(packet -> {
+                matches.addAll(patternService.findMatching(packet.getContent()));
+            });
+
+            stream.setFoundPatterns(matches);
+        }
+
         final Stream saved = repository.save(stream);
         log.info("Создан стрим с id {}", saved.getId());
         return saved;

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

@@ -15,14 +15,14 @@ import java.util.List;
 
 @Service
 @Slf4j
-public class PacketsSubscriptionService {
+public class StreamSubscriptionService {
 
     private List<WebSocketSession> subscribers = new ArrayList<>();
 
     private final ObjectMapper mapper;
 
     @Autowired
-    public PacketsSubscriptionService(ObjectMapper mapper) {
+    public StreamSubscriptionService(ObjectMapper mapper) {
         this.mapper = mapper;
     }