import com.sun.org.glassfish.external.amx.AMXGlassfish; //导入依赖的package包/类
private @NotNull ManagedObjectManager createMOM(final boolean isFederated) {
    try {
        return new RewritingMOM(isFederated ?
            ManagedObjectManagerFactory.createFederated(
                AMXGlassfish.DEFAULT.serverMon(AMXGlassfish.DEFAULT.dasName()))
            :
            ManagedObjectManagerFactory.createStandalone("com.sun.metro"));
    } catch (Throwable t) {
        if (isFederated) {
            logger.log(Level.CONFIG, "Problem while attempting to federate with GlassFish AMX monitoring.  Trying standalone.", t);
            return createMOM(false);
        } else {
            logger.log(Level.WARNING, "Ignoring exception - starting up without monitoring", t);
            return ManagedObjectManagerFactory.createNOOP();
        }
    }
}
 

import com.sun.org.glassfish.external.amx.AMXGlassfish; //导入依赖的package包/类
private @NotNull ManagedObjectManager createMOMLoop(final String rootName, final int unique) {
    final boolean isFederated = AMXGlassfish.getGlassfishVersion() != null;
    ManagedObjectManager mom = createMOM(isFederated);
    mom = initMOM(mom);
    mom = createRoot(mom, rootName, unique);
    return mom;
}