Export operation:
1 , open Eclipsing , click on File-> Export -> Web-> the WAR File-> the Next
2. Select the project to be exported:
3. Select the location to store the exported file:
4. Select both of these:
Source Files Export (Export source files)
Existing File Overwrite (overwrite existing files)
5 , the final finish
Import operation:
1 , open Eclipsing , click on File-> Import -> Web-> the WAR File-> the Next
2. Select the war file to be imported :
3. Click Next , do not click Finish directly
4. Select all jar packages and click Finish