Java language is mainly used in desktop-level applications, enterprise-level applications, website fields, embedded devices and consumer electronics equipment applications.
1. Desktop-level applications
Especially desktop-level applications that need to be cross-platform, such as word, excel and other applications that run on the local machine are desktop applications.
2. Enterprise-level applications
At present, enterprise-level applications are the most widely used field of Java, including various industry applications, enterprise informatization, e-government, etc., including office automation OA , human resources HR, customer relationship management CRM, enterprise resource planning ERP, supply chain management SCM, enterprise equipment management system EAM.
3. Website field
Java occupies most of the seats in the field of e-commerce and website development. There are many different frameworks you can use to create web projects. Even simple servlets, jsp and struts based websites are popular in government projects. For example, websites for medical aid, insurance, education, defense and other different departments are developed based on Java.
4. Embedded device and consumer electronic device applications
Including wireless handheld devices, smart cards, communication terminals, medical equipment, car navigation systems, etc., they are all popular Java applications in recent years. The field, especially Java applications and Java games on mobile phones, is even more popular.