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CD.java
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CD.java
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import java.io.*;
import javax.swing.JOptionPane;
class CD {
//Private Variables
private String artist;
private String title;
private int track;
//Get user input to add CDs to the array
public CD() {
artist = JOptionPane.showInputDialog ("Artist Name: ");
title = JOptionPane.showInputDialog ("Title Name: ");
track = Integer.parseInt (JOptionPane.showInputDialog ("Track Number: "));
}
//Initialize object to Read File
public CD (String a, String b, int c) throws IOException {
artist = a;
title = b;
track = c;
}
//Make a row to be printed out
public String printCD(){
//Fixing Tab size
int len = artist.length();
int len2 = title.length();
String row;
if (len > 26 || len2 > 26)
JOptionPane.showMessageDialog (null, "The name is too long.\n Edit the name to properly fit on screen (Not over 26 characters).");
if (len > 13) {
if (len2 > 13)
row = (artist +"\t"+ title +"\t"+ track +"\n");
else
row = (artist +"\t"+ title +"\t\t"+ track +"\n");
}else{
if (len2 > 13)
row = (artist +"\t\t"+ title +"\t"+ track +"\n");
else
row = (artist +"\t\t"+ title +"\t\t"+ track +"\n");
}
return row;
}
//Make a row to be printed out on Full Screen
public String printCDFull(){
//Fixing Tab size
int len = artist.length();
int len2 = title.length();
String row;
if (len > 12) {
if (len2 > 12)
row = (artist +"\t\t"+ title +"\t\t"+ track +"\n");
else
row = (artist +"\t\t"+ title +"\t\t\t"+ track +"\n");
}else{
if (len2 > 12)
row = (artist +"\t\t\t"+ title +"\t\t"+ track +"\n");
else
row = (artist +"\t\t\t"+ title +"\t\t\t"+ track +"\n");
}
return row;
}
//Save contents of the array object into a File
public void saveCD(String naming) throws IOException {
PrintWriter write = new PrintWriter (new BufferedWriter (new FileWriter ("Saved File/" + naming + ".txt", true)));
//Saving one CD at a time
write.println(artist);
write.println(title);
write.println(track);
//Flush out
write.close ();
}
//Check if File Exists
public boolean existFile (String name_File) {
File f = new File ("Saved File/" +name_File+ ".txt");
if(f.exists()) {
return true;
}
else{
return false;
}
}
//Return artist
public String getArtist (String read) throws IOException {
artist = read;
return artist;
}
//Return artist
public String getArtist () throws IOException {
return artist;
}
//Return title
public String getTitle (String read) throws IOException {
title = read;
return title;
}
//Return track
public int getTrack (int read) throws IOException {
track = read;
return track;
}
//Search for an item in the object array
public static int searchItem (CD[] array, String keyStr, int keyInt, int size) {
try {
for (int i=0; i<size; i++) {
if (array[i].artist.equalsIgnoreCase(keyStr)) {
return i;
}else if (array[i].title.equalsIgnoreCase(keyStr)) {
return i;
}else if (array[i].track==keyInt) {
return i;
}
}
}catch (Exception e) {
JOptionPane.showMessageDialog (null, "The item does not exist!");
return -1;
}
return -2;
}
public static void swapArtist (CD[] array, int size) {
for (int i=0; i<(size-1); i++) {
for (int j=0; j<(size-1); j++) {
if (array[j].artist.compareToIgnoreCase(array[j+1].artist) > 0) {
//Artist
String temp = array[j].artist;
array[j].artist = array[j+1].artist;
array[j+1].artist = temp;
//Title
temp = array[j].title;
array[j].title = array[j+1].title;
array[j+1].title = temp;
//Track
int temT = array[j].track;
array[j].track = array[j+1].track;
array[j+1].track = temT;
}
}
}
}
public static void swapTitle (CD[] array, int size) {
for (int i=0; i<(size-1); i++) {
for (int j=0; j<(size-1); j++) {
if (array[j].title.compareToIgnoreCase(array[j+1].title) > 0) {
//Artist
String temp = array[j].artist;
array[j].artist = array[j+1].artist;
array[j+1].artist = temp;
//Title
temp = array[j].title;
array[j].title = array[j+1].title;
array[j+1].title = temp;
//Track
int temT = array[j].track;
array[j].track = array[j+1].track;
array[j+1].track = temT;
}
}
}
}
public static void swapTrack (CD[] array, int size) {
int swap = -1;
int i = 0;
int j = 0;
for (i=0; i<(size-1); i++) {
if (swap == 0) {
j=size;
i=size;
}
swap = 0;
for (j=0; j<(size-1); j++) {
if (array[j].track > array[j+1].track) {
//Artist
String temp = array[j].artist;
array[j].artist = array[j+1].artist;
array[j+1].artist = temp;
//Title
temp = array[j].title;
array[j].title = array[j+1].title;
array[j+1].title = temp;
//Track
int temT = array[j].track;
array[j].track = array[j+1].track;
array[j+1].track = temT;
swap++;
}
}
}
}
}//Class