dhfs/dhfs-parent/objects/src/main/java/com/usatiuk/objects/JData.java

package com.usatiuk.objects;

import java.io.Serializable;

// TODO: This could be maybe moved to a separate module?
// The base class for JObject data
// Only one instance of this "exists" per key, the instance in the manager is canonical
// When committing a transaction, the instance is checked against it, if it isn't the same, a race occurred.
// It is immutable, its version is filled in by the allocator from the AllocVersionProvider
public interface JData extends Serializable {
    JObjectKey key();

    default int estimateSize() {
        return 100;
    }
}