Вынес функции для сна потоков в Utils

lab3/src/main/java/ru/spbstu/telematics/java/Heater.java

@@ -33,16 +33,7 @@ public class Heater implements Runnable {
         while (!Thread.interrupted()) {
             if (isOn) room.adjustTemperature(random.nextDouble() * temperatureMaxStep);
 
-            try {
+            Utils.sleepRandomTime((long) (maxStepTimeMs * 0.5), maxStepTimeMs);
-                Thread.sleep(getStepTime());
-            } catch (InterruptedException e) {
-                Thread.currentThread().interrupt();
-            }
         }
     }
-
-    private long getStepTime() {
-        // Спим от 0.5 * maxStepTimeMs до maxSteTimeMs миллисекунд
-        return (long) (random.nextDouble() * 0.5 + 0.5) * maxStepTimeMs;
-    }
 }

lab3/src/main/java/ru/spbstu/telematics/java/Room.java

@@ -37,16 +37,7 @@ public class Room implements Runnable {
             temperature += (random.nextDouble() - 0.5) * 2 * temperatureMaxStep;
             humidity += (random.nextDouble() - 0.5) * 2 * humidityMaxStep;
 
-            try {
+            Utils.sleepRandomTime((long) (maxStepTimeMs * 0.5), maxStepTimeMs);
-                Thread.sleep(getStepTime());
-            } catch (InterruptedException e) {
-                Thread.currentThread().interrupt();
-            }
         }
     }
-    
-    private long getStepTime() {
-        // Спим от 0.5 * maxStepTimeMs до maxSteTimeMs миллисекунд
-        return (long) (random.nextDouble() * 0.5 + 0.5) * maxStepTimeMs;
-    }
 }

lab3/src/main/java/ru/spbstu/telematics/java/Sensor.java

@@ -40,11 +40,7 @@ public class Sensor implements Runnable {
             temperature = room.getTemperature() + (random.nextDouble() - 0.5) * 2 * maxTemperatureError;
             humidity = room.getHumidity() + (random.nextDouble() - 0.5) * 2 * maxHumidityError;
 
-            try {
+            Utils.sleep(updateIntervalMs);
-                Thread.sleep(updateIntervalMs);
-            } catch (InterruptedException e) {
-                Thread.currentThread().interrupt();
-            }
         }
     }
 }

lab3/src/main/java/ru/spbstu/telematics/java/Utils.java

@@ -0,0 +1,21 @@
+package ru.spbstu.telematics.java;
+
+import java.util.concurrent.ThreadLocalRandom;
+
+public class Utils {
+    static public void sleep(long millis) {
+        try {
+            Thread.sleep(millis);
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+    }
+
+    static public void sleepRandomTime(long from, long to) {
+        try {
+            Thread.sleep(ThreadLocalRandom.current().nextLong(from, to));
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
+        }
+    }
+}