Revert "Create DTO_User.java"

This reverts commit 83b949b97a276f3bec63697180a02947a4130cc1.
Revert "Revert "Create DTO_User.java""

This reverts commit 1abf3d62fbd03b248035c2dd4a2133f2b5d11a4b.
Revert "Revert "Create DTO_User.java""

This reverts commit 1abf3d62fbd03b248035c2dd4a2133f2b5d11a4b.