thread pools examples (#2400)

* thread pools examples

* add logs

guest/thread-pools/src/main/java/com/stackify/models/Employee.java

@@ -0,0 +1,28 @@
+package com.stackify.models;
+
+public class Employee {
+    private String name;
+    private double salary;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setSalary(double salary) {
+        this.salary = salary;
+    }
+
+    public Employee(String name, double salary) {
+        super();
+        this.name = name;
+        this.salary = salary;
+    }
+}