Migration of hazelcast from 3.x.x to 5.x.x using javaclient cause problem because of absence of EntryBackupProcessor.java

Question

what i can used instead of the EntryBackupProcessor.java

import java.io.Serializable;
import java.util.Map;


public interface EntryBackupProcessor<K, V,R> extends Serializable {

    void processBackup(Map.Entry<K, V> entry);
}