Day 11 Cipher

public class Day11A {
    public static void main(String[] args) {
        CaesarCipher callCipher = new CaesarCipher();
        String refTxt = "Joysis B8";
        String resultTxt;
        callCipher.setTxtIn(refTxt);
        callCipher.setIsEncrypt(true);
        resultTxt = callCipher.getTxtOut();
        System.out.println("reference: " + refTxt);
        System.out.println("result: " + resultTxt);
    }
}

class CaesarCipher {
    private String txtIn;
    private String txtOut;
    private boolean isEncrypt;

    /**
     * @param txtIn the txtIn to set
     */
    public void setTxtIn(String txtIn) {
        this.txtIn = txtIn;
    }

    /**
     * @return the txtOut
     */
    public String getTxtOut() {
        if (isEncrypt) {
            encode();
        }
        return txtOut;
    }

    /**
     * @param isEncrypt the isEncrypt to set
     */
    public void setIsEncrypt(boolean isEncrypt) {
        this.isEncrypt = isEncrypt;
    }

    private void encode() {
        int direction = -3;
        char[] txtArray = txtIn.toCharArray();
        for (int i = 0; i < txtArray.length; i++) {
            if ( (____ && _____) || (_____ && ______)) { // D~Z d~z
                txtArray[i] += direction;
            } else if ((____ && _____) || (_____ && ______)) { // ABC abc
                txtArray[i] += 23;
            }
        }
        txtOut = new String(txtArray);
    }
}

//--------------------------------------------
public class Day11C {
    public static void main(String[] args) {
        int num1 = 12, num2 = 0, numRes;
        //String test = "123.66";
        //System.out.println(test + " : " + NumberUtils.isCreatable(test));
        //test = "-123.66";
        //System.out.println(test + " : " + NumberUtils.isCreatable(test));
        //test = "123.66a";
        //System.out.println(test + " : " + NumberUtils.isCreatable(test));

        try {
            numRes = num1 + num2;
            System.out.println("result +: " + numRes);
            numRes = num1 / num2;
            System.out.println("result /: " + numRes);
            numRes = num1 - num2;
            System.out.println("result -: " + numRes);
        } catch (Exception e) {
            System.out.println("ay may mali");
            System.out.println(e);
        }
    }
}

//~~~~~~~~~~~~~~~~~~~~~~~~~~~~
package week2;

public class Day11D {
    public static void main(String[] args) {
        String[] numList = {"12", "42" ,"3E", "55", "twelve", "88"};
        int currNum, total = 0;
        for (int i = 0; i <= numList.length; i++) {
            try {
                currNum = Integer.parseInt(numList[i]);
                total += currNum;
                System.out.print(currNum + (i < numList.length ? " + " : " = "));
            } catch (Exception e) {
                System.out.println(">> " + e.toString());
            }
        }

        System.out.println("Total: " + total);
    }
}