class org.apache.derby.impl.store.raw.data.AllocExtent (implements java.io.Externalizable)
class org.apache.derby.impl.store.raw.data.BaseContainer (implements org.apache.derby.iapi.services.locks.Lockable)
class org.apache.derby.impl.store.raw.data.FileContainer (implements org.apache.derby.iapi.services.cache.Cacheable, org.apache.derby.iapi.services.io.TypedFormat)
class org.apache.derby.impl.store.raw.data.MemByteHolder (implements org.apache.derby.impl.store.raw.data.ByteHolder)
class java.util.Observable
class org.apache.derby.impl.store.raw.data.BaseContainerHandle (implements java.util.Observer, org.apache.derby.iapi.store.raw.data.RawContainerHandle)
class org.apache.derby.impl.store.raw.data.PageBasicOperation (implements org.apache.derby.iapi.store.raw.Loggable, org.apache.derby.iapi.store.raw.RePreparable)