classes and objects code added (#6173)

* classes and objects code added * Car class and test added * fixes and enhancements * code moved to core-java-lang
2019-01-22 17:18:11 +01:00
parent 34907bfb0b
commit 5bbc85c6c1
2 changed files with 89 additions and 0 deletions
@@ -0,0 +1,51 @@
+package com.baeldung.objects;
+
+public class Car {
+
+    private String type;
+    private String model;
+    private String color;
+    private int speed;
+
+    public Car(String type, String model, String color) {
+        this.type = type;
+        this.model = model;
+        this.color = color;
+    }
+
+    public String getColor() {
+        return color;
+    }
+
+    public void setColor(String color) {
+        this.color = color;
+    }
+
+    public int getSpeed() {
+        return speed;
+    }
+    
+    public int increaseSpeed(int increment) {
+        if (increment > 0) {
+            this.speed += increment;
+        } else {
+            System.out.println("Increment can't be negative.");
+        }
+        return this.speed;
+    }
+    
+    public int decreaseSpeed(int decrement) {
+        if (decrement > 0 && decrement <= this.speed) {
+            this.speed -= decrement;
+        } else {
+            System.out.println("Decrement can't be negative or greater than current speed.");
+        }
+        return this.speed;
+    }
+
+    @Override
+    public String toString() {
+        return "Car [type=" + type + ", model=" + model + ", color=" + color + ", speed=" + speed + "]";
+    }
+    
+}