Добавлены классы для пакетов и паттернов

src/main/java/ru/serega6531/packmate/controller/StreamController.java

@@ -0,0 +1,34 @@
+package ru.serega6531.packmate.controller;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import ru.serega6531.packmate.model.Stream;
+import ru.serega6531.packmate.service.StreamService;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/stream/")
+public class StreamController {
+
+    private final StreamService service;
+
+    @Autowired
+    public StreamController(StreamService service) {
+        this.service = service;
+    }
+
+    @GetMapping("/all")
+    public List<Stream> getStreams() {
+        return service.findAll();
+    }
+
+    @GetMapping("/{port}")
+    public List<Stream> getStreams(@PathVariable int port) {
+        return service.findAllByServicePort(port);
+    }
+
+}