package com.chriscarini.examples; import java.util.Date; public class ToStringExample { private String name; private int length; private Date startDate; private Object ref; // Normally generated toString() using concat(+) @Override public String toString() { return "ToStringExample{" + "name='" + name + '\'' + ", length=" + length + ", startDate=" + startDate + ", ref=" + ref + '}'; } // Newly generated toString() using String.format() @Override public String toString() { return String.format("ToStringExample (name=%s, length=%d, startDate=%t, ref=%s)", this.name, this.length, this.startDate, this.ref); } }