Detailed explanation of configuration class in Java

This paper mainly studies the usage of configuration class in Java, involving Maven automatic loading, POM XML configuration and simple java code, as follows.

The properties file is the default configuration file format of the Java platform. Its advantage is that the format is clear and easy to understand. It is also easy to read the properties file using commons configuration. The code is as follows:

Basic usage:

1. Load the jar package. I use Maven to load it automatically. POM The XML configuration is as follows:

The common Lang package needs a new version. If this dependency is not written, the common configuration will download an old version of 2.1, resulting in compilation errors

2. Java code:

In addition to the getString () method, there are getboolean, getdouble, getinteger and other methods with different return types that can be called.

Advanced usage:

There will be multiple configuration files for a project. At this time, it is necessary to have a unified configuration file management class. I wrote a simple one for your reference. Please point out any improper usage

1. Java class

2. Call method

Note that the path here must be clear. The configuration file is placed in the config folder;

summary

The above is all about the detailed explanation of the configuration class in Java. I hope it will be helpful to you. Interested friends can continue to refer to other related topics on this site. If there are deficiencies, please leave a message to point out. Thank you for your support!