@startuml 
skinparam package { 
    BackgroundColor lightyellow 
    BorderColor black 
    ArrowColor black 
    Shadowing true 
} 
 
package main_java_dom { 
} 
 
package main_java { 
} 
 
package main_java_client { 
} 
 
package main_java_engine { 
} 
 
package main_java_dom2app { 
} 
 
 
main_java_dom ..> main_java_dom2app 
main_java_client ..> main_java_engine 
main_java_engine ..> main_java_dom 
main_java_engine ..> main_java_dom2app 
 @enduml 
