Assignment10.java - / Assignment #: / Name: / StudentID: /...

// Assignment #: Arizona State University CSE205 #10
// Name: Your name
// StudentID: Your id
// Lecture: Your lecture
// Description: The Assignment 10 class displays a menu of choices to a user
// and performs the chosen task. It will keep asking a user to
// enter the next choice until the choice of 'Q' (Quit) is
// entered.
import java.io.*;
public class Assignment10
{
public static void main(String[] args)
{
char input1;
String inputInfo = new String();
int operation2;
String line = new String();
//create a linked list to be used in this method.
LinkedList list1 = new LinkedList();
try
{
// print out the menu
printMenu();
// create a BufferedReader object to read input from a keyboard
InputStreamReader isr = new InputStreamReader (System.in);
BufferedReader stdin = new BufferedReader (isr);
do
{
System.out.print("What action would you like to perform?\n");
line = stdin.readLine().trim(); //read a line
input1 = line.charAt(0);
input1 = Character.toUpperCase(input1);
if (line.length() == 1) //check if a user entered only one
character
{
switch (input1)
{
case 'O': // List Current Size
System.out.print("The current size is " + list1.size() + "\n");
break;
case 'A': //Add String
System.out.print("Please enter a string to add:\n");
String str1 = stdin.readLine().trim();
System.out.print("Please enter an index to add:\n");
inputInfo = stdin.readLine().trim();
int addIndex = Integer.parseInt(inputInfo);
list1.insertElement(addIndex, str1);
System.out.print(str1 + " is inserted at index " + addIndex +
"\n");
break;
case 'I': //Search for the Index of a String
System.out.print("Please enter a string to search:\n");
inputInfo = stdin.readLine().trim();
operation2=list1.searchElement(inputInfo);
if (operation2 > -1)

System.out.print(inputInfo + " found at index " + operation2
+ "\n");
else
System.out.print(inputInfo + " not found\n");
break;
case 'E': //Search for String at an Index
System.out.print("Please enter an index to search:\n");
inputInfo = stdin.readLine().trim();
int searchIndex = Integer.parseInt(inputInfo);
System.out.print("string at index " + searchIndex + " is " +
list1.getElement(searchIndex) + "\n");
break;
case 'S': //Set a new element at specified index
System.out.print("Please enter a new string to set:\n");
String str2 = stdin.readLine().trim();
System.out.print("Please enter an index to set:\n");
inputInfo = stdin.readLine().trim();
int setIndex = Integer.parseInt(inputInfo);
list1.setElement(setIndex, str2);
System.out.print(str2 + " is set at index " + setIndex + "\n");
break;
case 'R': //Remove an element at a specified index
System.out.print("Please enter an index to remove:\n");
inputInfo = stdin.readLine().trim();
int removeIndex = Integer.parseInt(inputInfo);
list1.removeElement(removeIndex);
System.out.print("string at index " + removeIndex + " is
removed\n");
break;
case 'C': //Count the number of occurences of a specific
element
System.out.print("Please enter a string to count:\n");
inputInfo = stdin.readLine().trim();
int counter1 =list1.countHowMany(inputInfo);
System.out.print("There are " + counter1 + " " + inputInfo + "
found inside the linked list\n");
break;
case 'D': //Remove all occurences of a given element
System.out.print("Please enter a string to remove:\n");
inputInfo = stdin.readLine().trim();
list1.removeDuplicate(inputInfo);
System.out.print(inputInfo + " is removed from the linked
list\n");
break;
case 'P': //Append a given element a number of times at the
end of the linked list
System.out.print("Please enter a string to append at the
end:\n");
String str3 = stdin.readLine().trim();
System.out.print("Please enter the number of times you want to
append:\n");
inputInfo = stdin.readLine().trim();
int times = Integer.parseInt(inputInfo);
list1.appendAtEnd(str3, times);
System.out.print(str3 + " is appended " + times + " times at
end of the linked list\n");
break;