BAEL-2151 (#5087)

BAEL-2151

core-java/src/main/java/com/baeldung/linesintersection/LinesIntersectionService.java

@@ -0,0 +1,21 @@
+package com.baeldung.linesintersection;
+
+import java.awt.Point;
+import java.util.Optional;
+
+public class LinesIntersectionService {
+
+    public Optional<Point> calculateIntersectionPoint(float m1, float b1, float m2, float b2) {
+
+        if (m1 == m2) {
+            return Optional.empty();
+        }
+        
+        float x = (b2 - b1) / (m1 - m2);
+        float y = m1 * x + b1;
+
+        Point point = new Point(Math.round(x), Math.round(y));
+
+        return Optional.of(point);
+    }
+}