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- import java.util.*;
- /**
- * Created by dan on 6/14/17.
- */
- public class StringUtilities {
- /**
- * @return `Hello World` as a string
- */
- public static String getHelloWorld() {
- return "Hello World";
- }
-
- /**
- * @param firstSegment a string to be added to
- * @param secondSegment a string to add
- * @return the concatenation of two strings, `firstSegment`, and `secondSegment`
- */
- public static String concatenation(String firstSegment, String secondSegment){
- return firstSegment + secondSegment;
- }
-
- /**
- * @param firstSegment a string to be added to
- * @param secondSegment a string to add
- * @return the concatenation of an integer, `firstSegment`, and a String, `secondSegment`
- */
- public static String concatenation(int firstSegment, String secondSegment){
- return (firstSegment + secondSegment);
- }
-
- /**
- * @param input a string to be manipulated
- * @return the first 3 characters of `input`
- */
- public static String getPrefix(String input){
- return input.substring(0,3);
- }
-
- /**
- * @param input a string to be manipulated
- * @return the last 3 characters of `input`
- */
- public static String getSuffix(String input){
- return input.substring(2,5);
- }
-
- /**
- * @param inputValue the value to be compared
- * @param comparableValue the value to be compared against
- * @return the equivalence of two strings, `inputValue` and `comparableValue`
- */
- public static Boolean compareTwoStrings(String inputValue, String comparableValue){
- if (inputValue.equals(comparableValue)){
- return true;
- }else{
- return false;
-
-
- }
- }
- /**
- * @param inputValue the value input from user
- * @return the middle character of `inputValue`
- */
- public static Character getMiddleCharacter(String inputValue){
- return inputValue.charAt((inputValue.length()-1)/2);
- }
-
- /**
- * @param spaceDelimitedString a string, representative of a sentence, containing spaces
- * @return the first sequence of characters
- */
- public static String getFirstWord(String spaceDelimitedString){
-
-
- return (spaceDelimitedString + " ").split(" ") [0];
- }
-
- /**
- * @param spaceDelimitedString a string delimited by spaces
- * @return the second word of a string delimited by spaces.
- */
- public static String getSecondWord(String spaceDelimitedString){
-
- return (spaceDelimitedString + " ").split(" ") [1];
- }
-
- /**
- * @param stringToReverse
- * @return an identical string with characters in reverse order.
- */
- public static String reverse(String stringToReverse){
-
- String input = stringToReverse;
-
- StringBuilder input1 = new StringBuilder(input);
- /* append a string into StringBuilder input1*/
- /*input1.append(input);
- /*reverse StringBuilder input1*/
- String result = input1.reverse().toString();
- /*print reversed string*/
- System.out.println(input1);
-
- return result;
- }
-
- }
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