feat: Implemented the Table Inheritance pattern (#3105)

* sample classes and tests

* sample classes and tests

* read me addition

* fix violations

* fix quality (coverage)

* fix quality (coverage) #2

* resolved comments

table-inheritance/src/main/java/com/iluwatar/table/inheritance/Truck.java

@@ -0,0 +1,57 @@
+package com.iluwatar.table.inheritance;
+
+import lombok.Getter;
+
+/**
+ * Represents a truck, a type of vehicle with a specific load capacity.
+ */
+@Getter
+public class Truck extends Vehicle {
+  private double loadCapacity;
+
+  /**
+   * Constructs a Truck object with the given parameters.
+   *
+   * @param year         the year of manufacture
+   * @param make         the make of the truck
+   * @param model        the model of the truck
+   * @param loadCapacity the load capacity of the truck
+   * @param id           the unique ID of the truck
+   */
+  public Truck(int year, String make, String model, double loadCapacity, int id) {
+    super(year, make, model, id);
+    if (loadCapacity <= 0) {
+      throw new IllegalArgumentException("Load capacity must be positive.");
+    }
+    this.loadCapacity = loadCapacity;
+  }
+
+  /**
+   * Sets the load capacity of the truck.
+   *
+   * @param capacity the new load capacity
+   */
+  public void setLoadCapacity(double capacity) {
+    if (capacity <= 0) {
+      throw new IllegalArgumentException("Load capacity must be positive.");
+    }
+    this.loadCapacity = capacity;
+  }
+
+  /**
+   * Returns a string representation of the truck.
+   *
+   * @return a string with the truck's details
+   */
+  @Override
+  public String toString() {
+    return "Truck{"
+        + "id=" + getId()
+        + ", make='" + getMake() + '\''
+        + ", model='" + getModel() + '\''
+        + ", year=" + getYear()
+        + ", payloadCapacity=" + getLoadCapacity()
+        + '}';
+  }
+}
+