package jp.cafebabe.kunai.entries;

public class KunaiException extends Exception {
    private static final long serialVersionUID = 4926197740612777093L;

    public KunaiException(String message) {
        super(message);
    }

}

package jp.cafebabe.kunai.entries;

public class KunaiException extends Exception {
    private static final long serialVersionUID = 4926197740612777093L;

    public KunaiException(String message) {
        super(message);
    }

    public KunaiException(Exception e) {
        super(e);
    }
}

add new constructor receives the cause Exception