MyProject1, MyProject2, MyProject3 and MyProject4.

Click
Window > Open Perspective > Other... > VJET to change to the VJET perspective.
Click
File > New > Other... > VJET Project to open the New VJET Project wizard.
Type "MyProject1" in the Project name field. Click Next.

On the next page, Select "MyProject1" source folder.
Click Link additional source link in Details pane or button
in view bar.

In Link Source click Browse.... and choose the C:\VJETProject directory.

Click Finish to validate and close the dialog.
Expand the "src" source folder. Select the three last packages and exclude them from build path using either Exclude from build path link or Exclude popup-menu item.

Your project source setup now looks as follows:

Click Finish.
Copy "MyProject1" project and paste it as "MyProject2".
Edit "MyProject1" project properties and go on VJET Build Path page.
In Source tab, expand "MyProject2/VJETProject" source folder, select Excluded and click Edit....

In Inclusion and Exclusion Patterns, select "com/xyz/MyProject2" and click Edit....

Change "com/xyz/MyProject2" to "com/xyz/MyProject1".

Click OK to enter the change.
Click Finish to validate and close Inclusion and Exclusion Patterns dialog.
Click OK again to validate "MyProject2" project properties changes.
You now have two VJET Projects which respectively contain the sources of "MyProject1", "MyProject2".
