Java sends an instance of HTTP and HTTPS requests

HTTP request:

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HTTPS request:

1. I won't introduce the difference between HTTPS and HTTP here. If you access an HTTPS link in Java, you need to have a corresponding SSL certificate. If you don't, you can't access it (403 will be returned if you use HTTP to access HTTPS), so we need to customize a trust manager first. Implement the x509trustmanger interface provided by Java. Code:

2. Then we can request using HTTPS:

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