The Java files in the Eclipse Project do not generate the corresponding compiled classes in the classes in the Web-inf directory

1. First determine whether the project->build automatically is selected;

2. After the first step, test to see if it compiles, and if not, compile manually:

3, go to the Clean dialog, select Clean Projects selected below, then select OK

4, the third step after the completion of the recompile test, if still cannot compile, that is the project set up a problem. Select Item Right-click->properties->java Build path->source
Set the default output folder to Sevlettest/webcontent/web-inf/classes and click OK.

5, complete the above steps or not compile, please check whether the project error and the jar package is not added correctly and so on.

The Java files in the Eclipse Project do not generate the corresponding compiled classes in the classes in the Web-inf directory