The java.package.provider option spacifies a package name for service provoiders.
The java.package.provider option takes a package name as a parameter.
The java.package.provider option generates no additional classes.
The java.package.provider option adds no additional methods to Relaxer objects.
Note that currently the java.package.provider option is not used in the Java generator. This option is used in the CDL generator to specifies a package name for service providers.