import java.io.DataInput;
import java.io.DataOutput;
import java.io.Externalizable;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.Externalizable;
}
public LocalHistoryIdentifier(final ClientIdentifier frontendId, final long historyId, final long cookie) {
}
public LocalHistoryIdentifier(final ClientIdentifier frontendId, final long historyId, final long cookie) {