package interfaces;
public interface InterBoard {
/*This method is used to list file in directory */
public void Listing();
/*This method is used to write data into file*/
public void Writing();
/*This method is used to read article */
public void Reading();
/*This method is used to find article*/
public void Searching();
/*This method is used to update*/
public void Editing();
/*This method is used to delete file*/
public void Deleting();
/*This is method is used quit application*/
public void Exiting();
}
2. Create Class:
package manageclass;
import java.io.*;
import java.util.*;
public class clsArticles implements Serializable{
private static final long serialVersionUID = 1L;
private String title;
private String author;
private Date date;
private String content;
public void setTitle(String title){
this.title = title;
}
public String getTitle(){
return title;
}
public void setAuthor(String author){
this.author = author;
}
public String getAuthor(){
return author;
}
public void setDate(Date date){
this.date = date;
}
public Date getDate(){
return date;
}
public void setContent(String content){
this.content = content;
}
public String getContent(){
return content;
}
}
package manageclass;
import java.io.Serializable;
import java.util.*;
public class clsUsers implements Serializable{
private static final long serialVersionUID = 1L;
private String userID;
private String passWord;
private Date dlogin;
private Date dlogout;
public String getUserID() {
return userID;
}
public void setUserID(String userID) {
this.userID = userID;
}
public String getPassWord() {
return passWord;
}
public void setPassWord(String passWord) {
this.passWord = passWord;
}
public Date getDlogin() {
return dlogin;
}
public void setDlogin(Date dlogin) {
this.dlogin = dlogin;
}
public Date getDlogout() {
return dlogout;
}
public void setDlogout(Date dlogout) {
this.dlogout = dlogout;
}
}
package manageclass;
import java.io.*;
import java.util.*;
import application.Login;
import interfaces.InterBoard;
public class clsBoard implements InterBoard{
private static File dir;
private static BufferedReader in;
private static Vector<Integer> vc;
private static clsArticles article;
private static clsSerialize writeObj;
private static clsDeserialize readObj;
private static clsMenu menu;
private static int current = 0;
private final int article_num=5;
private static boolean check = false;
static{
dir = new File("C:\\HRDSOUTSARETFMJAVASUN\\Board");
if(!dir.exists()) dir.mkdirs();
in = new BufferedReader(new InputStreamReader(System.in));
vc = new Vector<Integer>();
article = new clsArticles();
writeObj = new clsSerialize();
menu = new clsMenu();
readObj = new clsDeserialize();
}
public void NoFileMenu(){
menu.NoFile();
while(true){
try {
String con = String.valueOf(in.readLine());
if(con.equals("W") || con.equals("w") || con.equals("1")){
Writing();Listing();
}else if(con.equals("E") || con.equals("e") || con.equals("2")){
System.out.println();
System.out.println("You are logout!!!!");
Login.main(null);
}
} catch (IOException e) {
}
}
}
// Listing files in directory
public void Listing() {
if(dir.listFiles().length <= 0){
menu.Header();
System.out.println();
System.out.println("No Articles in the system!!!!!");
NoFileMenu();
}
if(dir.listFiles().length > 0){
try {
ShowList(0);
while(true){
menu.MenuMover();
String con = String.valueOf(in.readLine());
if(con.equals("F") || con.equals("f") || con.equals("1")){ // First
ShowList(4);
System.out.println();
System.out.println("It is standing at the first of Article!!!!!!!!!");
System.out.println();
}else if(con.equals("P") || con.equals("p") || con.equals("2")){ // Previous
if(current <vc.size() || current > 1){
current -=5;
ShowList(3);
}else{
ShowList(4);
}
}else if(con.equals("N") || con.equals("n") || con.equals("3")){ // Next
if(current < vc.size()-1 || current > 0){
current +=5;
ShowList(2);
}else{
ShowList(1);
}
}else if(con.equals("L") || con.equals("l") || con.equals("4")){ // End
ShowList(1);
System.out.println();
System.out.println("It is standing at the last of Article!!!!!!!!!");
System.out.println();
}else if(con.equals("R") || con.equals("r") || con.equals("5")){ // Read
Reading(); ShowList(0);
}else if(con.equals("W") || con.equals("w") || con.equals("6")){ // Write
Writing();ShowList(0);
}else if(con.equals("S") || con.equals("s") || con.equals("7")){ // Search
Searching();ShowList(0);
}else if(con.equals("U") || con.equals("u") || con.equals("8")){ // Update
Editing();ShowList(0);
}else if(con.equals("D") || con.equals("d") || con.equals("9")){ // Delete
Deleting();ShowList(0);
}else if(con.equals("L") || con.equals("l") || con.equals("10")){ // Log Out
System.out.println("You are logout from application!!!");
Login.main(null);
}
}
}catch(FileNotFoundException e){
} catch (IOException e) {
e.printStackTrace();
}
System.out.println();
}
}
// Writing
public void Writing(){
try {
System.out.println("Please Input Info!!!");
System.out.print("Title : ");
article.setTitle(in.readLine());
if(ManageUser.login !=null){
article.setAuthor(ManageUser.login);
}else{
System.out.print("Writer : ");
article.setAuthor(in.readLine());
}
Date date = new Date();
article.setDate(date);
System.out.print("Content(use '.' to finish writing!) : ");
StringBuffer sb = new StringBuffer();
while(true){
String imsi = in.readLine();
if(imsi !=null && imsi.trim().length()==1
&& imsi.trim().charAt(0)=='.') break;
if(imsi==null) imsi="";
sb.append(imsi+"\n");
}
article.setContent(sb.toString());
File file = null;
if(getArtID()==0)
file = new File(dir+"\\"+(getArtID()+1)+ ".ser");
else
file = new File(dir+"\\"+getArtID()+ ".ser");
writeObj.Writer(file,article);
System.out.println("Your data is saved to be successfully!!!!!!");
} catch (IOException e) {
e.printStackTrace();
}
}
// Read
public void Reading() {
try{
while(true){
menu.SubMenu();
String con =String.valueOf(in.readLine());
if(con.equals("A") || con.equals("a") || con.equals("1")){ // Article
System.out.print("Input Article : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart);
if(check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(check == true){
System.out.print("Read Article No: ");
String farticle = in.readLine();
readObj.Reader(new File(dir+"\\"+farticle+".ser"));
System.out.println("You was red "+farticle+".ser file!!!!!!");
System.out.println();
check = false;
}
}else if(con.equals("T") || con.equals("t") || con.equals("2")){ // Title
System.out.print("Input Title : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart, 1);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
System.out.print("Read Article No: ");
String farticle = in.readLine();
readObj.Reader(new File(dir+"\\"+farticle+".ser"));
System.out.println("You was red "+farticle+".ser file!!!!!!");
System.out.println();
clsDeserialize.check =false;
}
}else if(con.equals("W") || con.equals("w") || con.equals("3")){ // Writer
System.out.print("Input Writer : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart, 2);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
System.out.print("Read Article No: ");
String farticle = in.readLine();
readObj.Reader(new File(dir+"\\"+farticle+".ser"));
System.out.println("You was red "+farticle+".ser file!!!!!!");
System.out.println();
clsDeserialize.check = false;
}
}else if(con.equals("E") || con.equals("e") || con.equals("4")){ // Exit
return;
}
}
}catch(IOException e){}
}
// Search
public void Searching() {
try{
while(true){
menu.SubMenu();
String con =String.valueOf(in.readLine());
if(con.equals("A") || con.equals("a") || con.equals("1")){ // Article
System.out.print("Input Article : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart);
if(check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
}else if(con.equals("T") || con.equals("t") || con.equals("2")){ // Title
System.out.print("Input Title : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart, 1);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
}else if(con.equals("W") || con.equals("w") || con.equals("3")){ // Writer
System.out.print("Input Writer : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart, 2);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
}else if(con.equals("E") || con.equals("e") || con.equals("4")){ // Exit
return;
}
}
}catch(IOException e){}
}
// Update Info
public void Editing(){
try{
while(true){
menu.SubMenu();
String con =String.valueOf(in.readLine());
if(con.equals("A") || con.equals("a") || con.equals("1")){ // Article
System.out.print("Input Article : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart);
if(check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(check == true){
Updated(fart);
check = false;
}
}else if(con.equals("T") || con.equals("t") || con.equals("2")){ // Title
System.out.print("Input Title : ");
String fart =in.readLine();
menu.HeaderDetail();
SubSearch(fart,1,0);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
System.out.print("Input Article: ");
String far = in.readLine();
File ff = new File(dir+"\\"+far+".ser");
if(ff.exists()){
Updated(far);
}else{
System.out.println("You input something!!!");
}
clsDeserialize.check =false;
}
}else if(con.equals("W") || con.equals("w") || con.equals("3")){ // Writer(W)
System.out.print("Input Writer : ");
String fart =in.readLine();
menu.HeaderDetail();
SubSearch(fart,2,0);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
System.out.print("Input Article: ");
String far = in.readLine();
File ff = new File(dir+"\\"+far+".ser");
if(ff.exists()){
Updated(far);
}else{
System.out.println("You input something!!!");
}
clsDeserialize.check = false;
}
}else if(con.equals("E") || con.equals("e") || con.equals("4")){ // Exit
return;
}
}
}catch(IOException e){}
}
// Delete file
public void Deleting() {
try{
while(true){
menu.SubMenu();
String con = String.valueOf(in.readLine());
if(con.equals("A") || con.equals("a") || con.equals("1")){ // Article
System.out.print("Input Article : ");
String fart =in.readLine();
menu.Header();
SubSearch(fart);
if(check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(check == true){
check = false;
menu.SubMenuDelete();
while(true){
String del = String.valueOf(in.readLine());
if(del.equals("D") || del.equals("d") || del.equals("1")){ // delete
File ff= new File(dir+"\\"+fart+".ser");
if(ff.exists())
ff.delete();
System.out.println("Your Article was deleted!!!");
System.out.println();
break;
}else if(del.equals("C") || del.equals("c") || del.equals("2")){ // Cancel
System.out.println("Your Article wasn't deleted!!!");
System.out.println();
break;
}
}
}
}
else if(con.equals("T") || con.equals("t") || con.equals("2")){ // Title
System.out.print("Input Title : ");
String tt = in.readLine();
menu.Header();
SubSearch(tt, 1);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
clsDeserialize.check = false;
menu.SubMenuDelete();
while(true){
String del = String.valueOf(in.readLine());
if(del.equals("D") || del.equals("d") || del.equals("1")){ // delete
System.out.print("Input Article No: ");
String ac = in.readLine();
File ff= new File(dir+"\\"+ac+".ser");
if(ff.exists())
ff.delete();
System.out.println("Your Article was deleted!!!");
System.out.println();
break;
}else if(del.equals("C") || del.equals("c") || del.equals("2")){ // cancel
System.out.println("Your Article wasn't deleted!!!");
System.out.println();
break;
}
}
}
}
else if(con.equals("W") || con.equals("w") || con.equals("3")){ // Writer(W)
System.out.print("Input Writer : ");
String tt = in.readLine();
menu.Header();
SubSearch(tt, 2);
if(clsDeserialize.check == false){
System.out.println();
System.out.println("No Article in system!!!");
System.out.println();
}
if(clsDeserialize.check == true){
clsDeserialize.check = false;
menu.SubMenuDelete();
while(true){
String del = String.valueOf(in.readLine());
if(del.equals("D") || del.equals("d") || del.equals("1")){ // Delete
System.out.print("Input Article No: ");
String ac = in.readLine();
File ff= new File(dir+"\\"+ac+".ser");
if(ff.exists())
ff.delete();
System.out.println("Your Article was deleted!!!");
System.out.println();
break;
}else if(del.equals("C") || del.equals("c") || del.equals("2")){ // Cancel
System.out.println("Your Article wasn't deleted!!!");
System.out.println();
break;
}
}
}
}
else if(con.equals("E") || con.equals("e") || con.equals("4")){ // Exit
return;
}
}
}catch(IOException e){}
}
public void Exiting() {
System.out.println();
System.out.println(" Thank you !!!!!!!!");
System.exit(0);
}
public void SubSearch(String arg) throws IOException{
for (File name : dir.listFiles()) {
if(name.getName().toString().equals(arg+".ser")){
readObj.Reader(new File(dir+"\\"+name.getName()), 0);
check = true;
}
}
}
public void SubSearch(String arg,int node) throws IOException{
for (File name : dir.listFiles()) {
vc.add(Integer.parseInt(name.getName().substring(0, name.getName().length()-4)));
}
for(int i=vc.size()-1;i>=0;i--){
readObj.Reader(new File(dir+"\\"+vc.get(i).toString()+".ser"),article, arg, node);
}
vc.clear();
}
/*
* Search Detail (Editing)
* */
public void SubSearch(String arg,int option,int node) throws IOException{
for (File name : dir.listFiles()) {
vc.add(Integer.parseInt(name.getName().substring(0, name.getName().length()-4)));
}
Collections.sort(vc);
for(int i=vc.size()-1;i>=0;i--){
readObj.Reader(new File(dir+"\\"+vc.get(i).toString()+".ser"), article, option, arg);
}
vc.clear();
}
public void SubSearch(int content,String fart)throws IOException{
for (File name : dir.listFiles()) {
if(name.getName().equals(fart+".ser"))
if(content == 0 ){
readObj.Reader(new File(dir+"\\"+fart+".ser"));
}
}
}
public void ShowList(int move)throws IOException{
// Add File to Vector
for (File name : dir.listFiles()) {
vc.add(Integer.parseInt(name.getName().substring(0, name.getName().length()-4)));
}
Collections.sort(vc); // Sort Data in collection
int c=0;
menu.Header();
if(move == 0){ // Start list
for(int i=vc.size()-1;i>=0;i--){
try {
if(c == article_num) break;
readObj.Reader(new File(dir+"\\"+vc.get(i)+".ser"),0);
c++;
}catch(ArrayIndexOutOfBoundsException e){
} catch (IOException e) {
}
}
System.out.println(" Total: "+c+"/"+(dir.listFiles().length)+" rows");
c = 0;
current = dir.listFiles().length -1;
}
if(move == 1){ // First
try {
current = dir.listFiles().length -1;
readObj.Reader(new File(dir+"\\"+vc.get(current)+".ser"),0);
c ++;
}catch(ArrayIndexOutOfBoundsException e){
} catch (IOException e) {
}
System.out.println(" Total: "+c+"/"+(dir.listFiles().length)+" rows");
}
if(move == 2){ // Previous
for(int i=current;;i--){
try {
if(i<0) break;
if(c ==article_num) break;
readObj.Reader(new File(dir+"\\"+vc.get((i))+".ser"),0);
c ++;
}catch(ArrayIndexOutOfBoundsException e){
} catch (IOException e) {
}
}
System.out.println(" Total: "+c+"/"+(dir.listFiles().length)+" rows");
c =0;
}
if(move == 3){ // Next
for(int i=(current);;i--){
try {
if(i <=0 ){
readObj.Reader(new File(dir+"\\"+vc.get(0)+".ser"),0);
break;
}
if(c ==article_num) break;
readObj.Reader(new File(dir+"\\"+vc.get(i)+".ser"),0);
c ++;
}catch(ArrayIndexOutOfBoundsException e){
} catch (IOException e) {
}
}
System.out.println(" Total: "+c+"/"+(dir.listFiles().length)+" rows");
}
if(move == 4){ // Last
try {
readObj.Reader(new File(dir+"\\"+vc.get(0)+".ser"),0);
c++;
current = 1;
}catch(ArrayIndexOutOfBoundsException e){
} catch (IOException e) {
}
System.out.println(" Total: "+c+"/"+(dir.listFiles().length)+" rows");
}
// Clear Vector
vc.clear();
c =0;
}
/**
* Used to get Auto Article ID
*
*/
public int getArtID(){
int value = dir.listFiles().length + 1;
for (File name : dir.listFiles()) {
int fname=Integer.valueOf(name.getName().substring(0, name.getName().length()-4));
if(value != fname)
value = value + 0;
else
value = value + 1;
}
return value;
}
// Update
public void Updated(String fart){
try{
while(true){
menu.MenuUpdate();
String up =String.valueOf(in.readLine());
if(up.equals("T") || up.equals("t") || up.equals("1")){ // Title
System.out.print("Input Title: ");
String title = in.readLine();
article.setTitle(title);
article.setAuthor(ManageUser.login);
article.setDate(new Date());
article.setContent(readObj.returnValue(new File(dir+"\\"+fart+".ser"), 3));
writeObj.Writer(new File(dir+"\\"+fart+".ser"),article);
System.out.println();
readObj.Reader(new File(dir+"\\"+fart+".ser"));
System.out.println("You was updated to be successfull!!!");
System.out.println();
}else if(up.equals("C") || up.equals("c") || up.equals("2")){ // Content
System.out.print("Input Content(use '.' to finish writing!) : ");
StringBuffer contents = new StringBuffer();
while(true){
String imsi = in.readLine();
if(imsi !=null && imsi.trim().length()==1
&& imsi.trim().charAt(0)=='.') break;
if(imsi==null) imsi="";
contents.append(imsi+"\n");
}
article.setTitle(readObj.returnValue(new File(dir+"\\"+fart+".ser"), 1));
article.setAuthor(ManageUser.login);
article.setDate(new Date());
article.setContent(contents.toString());
writeObj.Writer(new File(dir+"\\"+fart+".ser"),article);
System.out.println();
readObj.Reader(new File(dir+"\\"+fart+".ser"));
System.out.println("You was updated to be successfull!!!");
System.out.println();
}else if(up.equals("E") || up.equals("e") || up.equals("3")){ // Exit
return;
}
}
}catch(FileNotFoundException e){}
catch (IOException e) {
}
}
}
package manageclass;
import java.io.*;
import java.text.*;
import java.util.Date;
public class clsDeserialize {
private FileInputStream fis;
private BufferedInputStream bis;
private ObjectInputStream ois;
private clsArticles article;
private clsUsers user;
private SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd");
public static boolean check = false;
public void Reader(File f) throws IOException{
article = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
article = (clsArticles)obj;
System.out.println();
System.out.println("========================================================");
System.out.println(" Title : "+article.getTitle());
System.out.println("--------------------------------------------------------");
System.out.println(" Writer : " + article.getAuthor());
System.out.println("--------------------------------------------------------");
try{
System.out.println(" Date : " + format.format((article.getDate())));
}catch(NullPointerException e){}
System.out.println("--------------------------------------------------------");
System.out.println(" Content: " + article.getContent());
System.out.println("========================================================");
System.out.println();
ois.close();
bis.close();
fis.close();
}
public void Reader(File f,int a) throws IOException{
article = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
article = (clsArticles)obj;
System.out.print(" "+f.getName().substring(0, f.getName().length()-4));
if(article.getTitle().toString().length()>7){
System.out.print("\t"+article.getTitle().substring(0, 4)+"..");
}else{
System.out.print("\t"+article.getTitle());
}
if(article.getAuthor().toString().length()>7){
System.out.print("\t\t" + article.getAuthor().substring(0, 4)+"..");
}else{
System.out.print("\t\t" + article.getAuthor());
}
try{
System.out.print("\t\t" + format.format(article.getDate()));
}catch(NullPointerException e){}
System.out.println("\n--------------------------------------------------------");
if(article.getTitle() != null) check = true;
ois.close();
bis.close();
fis.close();
}
public void Reader(File f,clsArticles articles,String search,int node) throws IOException{
articles = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
articles = (clsArticles)obj;
if(articles.getTitle().equalsIgnoreCase(search) && node == 1){
check = true;
System.out.print(" "+f.getName().substring(0, f.getName().length()-4));
if(articles.getTitle().length()>7){
System.out.print("\t"+articles.getTitle().substring(0, 4));
}else{
System.out.print("\t"+articles.getTitle());
}
if(articles.getAuthor().length()>7){
System.out.print("\t\t" + articles.getAuthor().substring(0, 4)+"..");
}else{
System.out.print("\t\t" + articles.getAuthor());
}
try{
System.out.print("\t\t" + format.format(articles.getDate()));
}catch(NullPointerException e){}
System.out.println("\n--------------------------------------------------------");
}else if(articles.getAuthor().equalsIgnoreCase(search) && node == 2){
check = true;
System.out.print(" "+f.getName().substring(0, f.getName().length()-4));
if(articles.getTitle().length()>7){
System.out.print("\t"+articles.getTitle().substring(0, 4));
}else{
System.out.print("\t"+articles.getTitle());
}
if(articles.getAuthor().length()>7){
System.out.print("\t\t" + articles.getAuthor().substring(0, 4)+"..");
}else{
System.out.print("\t\t" + articles.getAuthor());
}
try{
System.out.print("\t\t" + format.format(articles.getDate()));
}catch(NullPointerException e){}
System.out.println("\n--------------------------------------------------------");
}else {
check =false;
}
ois.close();
bis.close();
fis.close();
}
public void Reader(File f,clsArticles articles,int option,String search) throws IOException{
articles = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
articles = (clsArticles)obj;
if(articles.getTitle().equalsIgnoreCase(search) && option == 1){
check = true;
System.out.print(" "+f.getName().substring(0, f.getName().length()-4));
if(articles.getTitle().length()>7){
System.out.print("\t"+articles.getTitle().substring(0, 4));
}else{
System.out.print("\t"+articles.getTitle());
}
if(articles.getAuthor().length()>7){
System.out.print("\t\t" + articles.getAuthor().substring(0, 4)+"..");
}else{
System.out.print("\t\t" + articles.getAuthor());
}
try{
System.out.print("\t\t" + format.format(articles.getDate()));
}catch(NullPointerException e){}
if(articles.getContent().length()>8){
System.out.print("\t\t"+articles.getContent().substring(0, 8)+"...");
}else{
System.out.print("\t\t"+articles.getContent());
}
System.out.println("\n------------------------------------------------------------------------------------------");
}else if(articles.getAuthor().equalsIgnoreCase(search) && option == 2){
check = true;
System.out.print(" "+f.getName().substring(0, f.getName().length()-4));
if(articles.getTitle().length()>7){
System.out.print("\t"+articles.getTitle().substring(0, 4));
}else{
System.out.print("\t"+articles.getTitle());
}
if(articles.getAuthor().length()>7){
System.out.print("\t\t" + articles.getAuthor().substring(0, 4)+"..");
}else{
System.out.print("\t\t" + articles.getAuthor());
}
try{
System.out.print("\t\t" + format.format(articles.getDate()));
}catch(NullPointerException e){}
if(articles.getContent().length()>8){
System.out.print("\t\t"+articles.getContent().substring(0, 8)+"...");
}else{
System.out.print("\t\t"+articles.getContent());
}
System.out.println("\n------------------------------------------------------------------------------------------");
}else{
check = false;
}
ois.close();
bis.close();
fis.close();
}
public String returnValue(File f,int option) throws IOException{
article = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
String value="";
article = (clsArticles)obj;
if(option == 1) // Title
{
value = article.getTitle();
}else if(option == 2){ // Writer
value = article.getAuthor();
}else if(option == 3){ // Content
value = article.getContent();
}
ois.close();
bis.close();
fis.close();
return value;
}
public Date returnDate(File f) throws IOException{
article = new clsArticles();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
article = (clsArticles)obj;
ois.close();
bis.close();
fis.close();
return article.getDate();
}
public String returnUser(File f)throws IOException{
user = new clsUsers();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
user = (clsUsers)obj;
ois.close();
bis.close();
fis.close();
return user.getUserID().toString();
}
public String returnPassword(File f)throws IOException{
user = new clsUsers();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
user = (clsUsers)obj;
ois.close();
bis.close();
fis.close();
return user.getPassWord().toString();
}
public void ReaderUser(File f) throws IOException{
user = new clsUsers();
fis = new FileInputStream(f);
bis = new BufferedInputStream(fis,1024);
ois = new ObjectInputStream(bis);
Object obj=null;
try{
obj = ois.readObject();
}catch(ClassNotFoundException e){}
user = (clsUsers)obj;
System.out.print(user.getUserID());
System.out.print("\t\t"+user.getPassWord());
ois.close();
bis.close();
fis.close();
}
}
package manageclass;
public class clsMenu {
public void SubMenu(){
System.out.println();
System.out.println("Menu>>");
System.out.print(" 1.Article 2.Title 3.Writer 4.Exit(Main Menu): ");
}
public void SubMenuDelete(){
System.out.println();
System.out.println("Choose>>");
System.out.print(" 1.Delete 2.Cancel: ");
}
public void Header(){
System.out.println();
System.out.println("========================================================");
System.out.println(" No\tTitle\t\tWriter\t\tDate");
System.out.println("========================================================");
}
public void HeaderDetail(){
System.out.println();
System.out.println("==========================================================================================");
System.out.println(" No\tTitle\t\tWriter\t\tDate\t\t\tContents ");
System.out.println("==========================================================================================");
}
public void MenuUpdate(){
System.out.println();
System.out.println("Choose option to update>>");
System.out.print(" 1.Title 2.Content 3.Exit(Main Update): ");
}
public void NoFile(){
System.out.println();
System.out.println("Menu>>");
System.out.print("1.Write 2.Exit(Log Out): ");
}
public void MenuMover(){
System.out.println();
System.out.println("Choose>>");
System.out.println("==== 1.First 2.Previous 3.Next 4.End 5.Read ============");
System.out.print("==== 6.Write 7.Search 8.Update 9.Delete 10.Log Out: ");
}
public void LoginMenu(){
System.out.println();
String st1="H======================================================H";
String st2="H Korean HRD Software Center H";
String st3="H Simple Mini Java Project H";
String st4="H Article Management H";
String st5="H H";
String st6="H Tutor: Suon Yannchhuong H";
String st7="H Group: 1 H";
String st8="H 1:Sout Saret H";
String st9="H 2.Try Vithou H";
String st10="H======================================================H";
String st11="H============Welcome to System Login===================H";
String st12="H Note: Default UserName: Admin and Password: Admin H";
String st13="H======================================================H";
String st14=" Menu>>";
String st15=" 1.Login 2.Sign Up 3.Quit: ";
print(st1);System.out.println();print(st2);System.out.println();print(st3);
System.out.println();print(st4);System.out.println();print(st5);
System.out.println();print(st6);System.out.println();print(st7);
System.out.println();print(st8);System.out.println();print(st9);
System.out.println();print(st10);System.out.println("\n");print(st11);
System.out.println();print(st12);System.out.println();print(st13);
System.out.println();print(st14);System.out.println();print(st15);
}
void print(String st){
char []ch=st.toCharArray();
for(int i=0;i<ch.length;i++){
System.out.print(ch[i]);
try {
Thread.sleep(5);
} catch (InterruptedException e) {
}
}
}
public void MainScreen(){
System.out.println();
System.out.println("Choose Menu>>");
System.out.println(" 1.User Management 2. System Management: ");
}
public void MainUsers(){
System.out.println();
System.out.println("Menu>>");
System.out.println("1.List User 2.Update User 3.Delete User 4.Exit: ");
}
public void UserMover(){
System.out.println();
System.out.println("Menu>>");
System.out.println(" 1.Previous 2.Next 4.Exit: ");
}
}
package manageclass;
import java.io.*;
public class clsSerialize {
private FileOutputStream fos;
private BufferedOutputStream bos;
private ObjectOutputStream oos;
// Write Article
public void Writer(File f, clsArticles article)throws IOException{
fos = new FileOutputStream(f);
bos = new BufferedOutputStream(fos);
oos = new ObjectOutputStream(bos);
oos.writeObject(article);
oos.close();
bos.close();
fos.close();
}
// Write User
public void Writer(File f, clsUsers user)throws IOException{
fos = new FileOutputStream(f);
bos = new BufferedOutputStream(fos);
oos = new ObjectOutputStream(bos);
oos.writeObject(user);
oos.close();
bos.close();
fos.close();
}
}
package manageclass;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Date;
import java.util.TreeMap;
import interfaces.InterBoard;
public class ManageUser implements InterBoard{
private static clsUsers user;
private static TreeMap<Integer, File> lArc;
private static TreeMap<Integer, File> currentArticle;
private static clsSerialize writeObj;
private static clsDeserialize readObj;
private static BufferedReader in;
private static File dir;
private static int currentPage = 0;
private final int article_num=5;
private static clsMenu menu;
public static String login;
static{
dir = new File("C:\\HRDSOUTSARETFMJAVASUN\\Users");
user = new clsUsers();
in = new BufferedReader(new InputStreamReader(System.in));
lArc = new TreeMap<Integer, File>();
currentArticle = new TreeMap<Integer, File>();
writeObj = new clsSerialize();
readObj = new clsDeserialize();
menu = new clsMenu();
}
public void refreshListFile() throws Exception{
try{
File listFile[]=dir.listFiles();
if(listFile.length<=0){
return;
}
lArc=new TreeMap<Integer, File>();
for(int i=0;i<listFile.length;i++){
lArc.put(i, listFile[i]);
}
}catch(NullPointerException e){
e.printStackTrace();
}
}
public void SubListing() throws Exception{
try{
refreshListFile();
//check exist file or not
if(lArc.size()<=0){
System.out.println("\tArticle not found!");
return;
}
//check valid current
if(currentPage<0){
currentPage=0;
}
//define num_page
int num_page=(int)Math.ceil(((float)lArc.size())/((float)article_num));
if(currentPage>=num_page-1){
currentPage=num_page-1;
}
//create current article
currentArticle=new TreeMap<Integer, File>();
int count=0;
System.out.println("");
System.out.println("````````````````````````````````````````````````````````");
System.out.println("` Nº\t\tUserName\t\tPassword `");
System.out.println("````````````````````````````````````````````````````````");
for(int i=((lArc.size()-1)-(article_num*currentPage));i>=0;i--){
//check end loop
if(count>=article_num){
break;
}
count++;
currentArticle.put(i, lArc.get(i));
File listFile[]=dir.listFiles();
String files;
files = listFile[i].getName();
if (files.endsWith(".ser")) {
int n = i+1 ;
System.out.print(" "+ n + "\t\t ");
File file = new File(dir+"\\" + files);
readObj.ReaderUser(file);
}
System.out.println("");
}
System.out.println("--------------------------------------------------------");
System.out.println("Total Users:"+lArc.size()+"\t\t\t\t\tPage:"+(currentPage+1)+"/"+num_page);
System.out.println("--------------------------------------------------------");
System.out.println("");
}catch(IOException e){
e.printStackTrace();
}
}
public void Listing() {
try {
SubListing();
while(true){
menu.MainUsers();
int con = System.in.read() - 48;
System.in.read();
System.in.read();
if(con == 1){ // List users
}else if(con == 2){ // Update users
}else if(con == 3){ // Delete users
}else if(con == 4){ // Exit Manage user
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
public void Writing() {
try{
System.out.print("Input User Name: ");
String usr= in.readLine();
System.out.print("Input Password : ");
String pwd= in.readLine();
user.setUserID(usr);user.setPassWord(pwd);
while(true){
System.out.print("Use(S or s) to save: ");
String con = String.valueOf(in.readLine());
if(con.equalsIgnoreCase("s")){
File file = null;
if(getID()==0)
file = new File(dir,(getID()+1)+ ".ser");
else
file = new File(dir,getID()+ ".ser");
writeObj.Writer(file,user);
System.out.println("Your data is saved to be successfully!!!!!!");
return;
}
}
}catch(IOException e){
e.printStackTrace();
}
}
public void Reading() {
}
public void Searching() {
}
public void Editing() {
}
public void Deleting() {
}
public void Exiting() {
System.out.println("You are quit from application!!!!");
System.exit(0);
}
/**
* Used to get Auto Article ID
*
*/
public int getID(){
int value = dir.listFiles().length + 1;
for (File name : dir.listFiles()) {
int fname=Integer.valueOf(name.getName().substring(0, name.getName().length()-4));
if(value != fname)
value = value + 0;
else
value = value + 1;
}
return value;
}
public boolean Verify(String usr,String pwd) throws IOException{
boolean bool = false;
for(File ff : dir.listFiles()){
String rusr = readObj.returnUser(ff.getAbsoluteFile());
String rpwd = readObj.returnPassword(ff.getAbsoluteFile());
if(usr.equals(rusr) && pwd.equals(rpwd)){
bool = true;
login = rusr;
}
}
return bool;
}
public void AddUser(){
try {
user.setUserID("Admin");
user.setPassWord("Admin");
File file = new File(dir+"\\"+1+ ".ser");
writeObj.Writer(file,user);
} catch (IOException e) {
e.printStackTrace();
}
}
}
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