Detailed introduction of static agent of agent role Java design pattern

Java dynamic proxy mode proxy: one role implements certain functions on behalf of another role. For example, the relationship among manufacturers, middlemen and customers. When customers buy products, they do not directly deal with manufacturers, nor do they know how products are produced. Customers only deal with middlemen, and middlemen can package products and provide post-sale services.

Agent mode has three roles: 1 Abstract theme role 2 Agent subject role 3 International real agent role

Let's look at the reality of a static agent. Let me take a tank as an example.

Abstract theme role: moveable