項目信息管理系統(tǒng)Java代碼

隨著軟件開發(fā)的不斷發(fā)展，項目信息管理系統(tǒng)已經(jīng)成為了企業(yè)或組織中必不可少的一部分。一個項目信息管理系統(tǒng)可以大大提高項目管理的效率，使組織能夠更加有效地規(guī)劃和管理項目。

在項目信息管理系統(tǒng)中，通常需要實現(xiàn)以下功能：

1. 項目信息管理：包括項目基本信息的錄入、修改、刪除和查詢。
2. 任務(wù)管理：包括任務(wù)基本信息的錄入、修改、刪除和查詢。
3. 進度管理：包括項目進度信息的錄入、修改、刪除和查詢。
4. 成本管理：包括項目成本信息的錄入、修改、刪除和查詢。
5. 報表統(tǒng)計：可以根據(jù)不同的維度和條件生成各種報表，方便管理人員對項目進行監(jiān)控和分析。

為了實現(xiàn)這些功能，可以使用Java語言編寫項目信息管理系統(tǒng)的代碼。下面是一個基本的項目信息管理系統(tǒng)的Java代碼實現(xiàn)：

“`java
import java.util.ArrayList;
import java.util.Scanner;

public class ProjectInfoManager {
private ArrayList projects = new ArrayList();
private ArrayList tasks = new ArrayList();
private ArrayList costs = new ArrayList();

public ProjectInfo createProject(String name) {
ProjectInfo project = new ProjectInfo();
project.setName(name);
return project;
}

public void updateProject(String name, ProjectInfo project) {
project.setName(name);
projects.add(project);
}

public void deleteProject(String name) {
projects.remove(name);
}

public void addTask(String name, TaskInfo task) {
tasks.add(task);
}

public void updateTask(String name, TaskInfo task) {
task.setName(name);
tasks.add(task);
}

public void deleteTask(String name) {
tasks.remove(name);
}

public void addCost(String name, CostInfo cost) {
costs.add(cost);
}

public void updateCost(String name, CostInfo cost) {
cost.setCost(cost.getCost());
costs.add(cost);
}

public void deleteCost(String name) {
costs.remove(name);
}

public ArrayList getProjects() {
return projects;
}

public ArrayList getTasks() {
return tasks;
}

public ArrayList getCosts() {
return costs;
}

public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);

System.out.println(\”Enter the name of the first project: \”);
String name = scanner.nextLine();
ProjectInfo project = createProject(name);
System.out.println(\”Enter the name of the first task: \”);
String name = scanner.nextLine();
TaskInfo task = createTask(name);
System.out.println(\”Enter the name of the first cost: \”);
String name = scanner.nextLine();
CostInfo cost = createCost(name);
System.out.println(\”Enter the name of the first project: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first task: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first cost: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first project: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first task: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first cost: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first project: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first task: \”);
name = scanner.nextLine();
System.out.println(\”Enter the name of the first cost: \”);
name = scanner.nextLine();
project.setName(name);
task.setName(name);
cost.setCost(name);
tasks.add(task);
costs.add(cost);
projects.add(project);

System.out.println(\”Press any key to exit\”);
scanner.nextLine();
System.exit(0);
}
}

class ProjectInfo {
private String name;
private String description;
private String url;
private String images;

public ProjectInfo(String name, String description, String url, String images) {
this.name = name;
this.description = description;
this.url = url;
this.images = images;
}

public String getName() {
return name;
}

public String getDescription() {
return description;
}

public String getUrl() {
return url;
}

public String getImages() {
return images;
}

public void setName(String name) {
this.name = name;
}

public void setDescription(String description) {
this.description = description;
}

public void setUrl(String url) {
this.url = url;
}

public void setImages(String images) {
this.images = images;
}
}

class TaskInfo {
private String name;
private String description;
private String url;
private String images;

public TaskInfo(String name, String description, String url, String images) {
this.name = name;
this.description = description;
this.url = url;
this.images = images;
}

public String getName() {
return name;
}

public String getDescription() {
return description;
}

public String getUrl() {
return url;
}

public String getImages() {
return images;
}

public void setName(String name) {
this.name = name;
}

public void setDescription(String description) {
this.description = description;
}

public void setUrl(String url) {
this.url = url;
}

public void setImages(String images) {
this.images = images;
}
}

class CostInfo {
private String name;
private String description;