Walkmod plugin to add the java.io.Serialiable into the implements list.
'org.walkmod:walkmod-serializable-plugin:1.0.0'
<dependency>
<groupId>org.walkmod</groupId>
<artifactId>walkmod-serializable-plugin</artifactId>
<version>1.0.0</version>
</dependency>
<dependency org="org.walkmod" name="walkmod-serializable-plugin" rev="1.0.0"/>
"org.walkmod", "walkmod-serializable-plugin", "1.0.0"