Using MAVEN packaging issues

Project Packaging: Select Project Right->run as-> maven install.

The project uses a MAVEN project, which sometimes occurs when a project is packaged into a war.

When this happens, the steps to resolve are as follows:

Select items to package right-->maven->update project

The Red check box is selected by default, but it is best to uncheck it, and if selected will initialize the entire project's MAVEN selection, such as the JDK version, the compiled version will be reset. Because MAVEN uses JDK 1.5 by default, 1.8 is used in our project. Then click OK to OK. Results such as

Using MAVEN packaging issues