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7 wrz 2018 · By using Optional, and never working with null, you could avoid null checks altogether. Since they aren't needed, you also avoid omitting a null check leading to NPEs. Still, make sure that values returned from legacy code (Map, ...), which can be null, are wrapped asap in Optional. check here
Guideline 9-10 / ACCESS-10: Be aware of standard APIs that perform Java language access checks against the immediate caller. When an object accesses fields or methods of another object, the JVM performs access control checks to assert the valid visibility of the target method or field.
18 lip 2024 · HTTPS uses the TLS (Transport Layer Security) protocol to achieve secure connections. TLS can be implemented with one-way or two-way certificate verification. In the one-way, the server shares its public certificate so the client can verify that it’s a trusted server. The alternative is two-way verification.
8 sty 2024 · In the following tutorial, we’ll learn the utility of the List variant of the annotations available under the package jakarta.validations.constraints.This annotation helps apply similar types of validations on a field. This also enables us to show different validation messages on the same field.
11 maj 2024 · Decoding the token allows the application to use the data, and validation allows the application to trust that the JWT was generated by a trusted source. Let’s look at how we can decode and validate a token in Java.
15 sty 2015 · Using Java 8’s new stream API, we can improve this by taking the guard condition of if (valid) and making a generic validator that handles the plumbing for you.
19 mar 2017 · In this article, we will learn and list down the steps to connect MS Access database in Java 8 and finally executing a simple query to test whether connected database works as expected.
