GarbageCollectionNotifInfoCompositeData.java 文件源码

private static synchronized CompositeType getBaseGcNotifInfoCompositeType() {
    if (baseGcNotifInfoCompositeType == null) {
        try {
            OpenType<?>[] baseGcNotifInfoItemTypes = new OpenType<?>[] {
                SimpleType.STRING,
                SimpleType.STRING,
                SimpleType.STRING,
                GcInfoCompositeData.getBaseGcInfoCompositeType()
            };
            baseGcNotifInfoCompositeType =
                new CompositeType("sun.management.BaseGarbageCollectionNotifInfoCompositeType",
                                  "CompositeType for Base GarbageCollectionNotificationInfo",
                                  gcNotifInfoItemNames,
                                  gcNotifInfoItemNames,
                                  baseGcNotifInfoItemTypes);
        } catch (OpenDataException e) {
            // shouldn't reach here
            throw new RuntimeException(e);
        }
    }
    return baseGcNotifInfoCompositeType;
}