Among the free eclipse development tools, we need to configure Servers when developing web projects, and the commonly used container is tomcat. In the project, we often want to enter the published project and take a look at the project, which is the webapps directory in the tomcat container, as shown below:
In general, I will expand the first-level directory and the first-level directory, which is not efficient, so I recommend the tc Server plug-in:
http://marketplace.eclipse.org/content/pivotal-tc-server-integration-eclipse
Click the above address to enter to obtain the re-installation address, as shown in the figure below: 
After completing the online installation in eclipse, as shown in the figure below: 
Check the figure below and 
follow the prompt steps to restart eclipse after the installation is completed, as shown in the figure below: