Encoder.java

package practical2p3.uk.ac.qub;

public class CaesarCypher {

	private String stringToEncode;
	private int codeKey;

	public CaesarCypher(){
		
	}
	
	public CaesarCypher (String stringToEncode, int codeKey) {
		this.stringToEncode = stringToEncode;
		this.codeKey = codeKey;
	}
	
	public void encode (String stringToEncode, int codeKey) {
		
		String cipherText = "";
		char currentCharacter;

		for (int counter = 0; counter < stringToEncode.length(); counter++) {
			currentCharacter = stringToEncode.charAt(counter);

			for (int loop = 0; loop < codeKey; loop++) {
				if (currentCharacter == 'Z') {
					currentCharacter = 'A';
				} else if (currentCharacter == 'z') {
					currentCharacter = 'a';
				} else if (Character.isAlphabetic(currentCharacter)) {
					currentCharacter++;
				}
			}
			String cipherText =+ currentCharacter;
		}
		System.out.println(cipherText);
	}
}