Java Java Objects Delivering the MVP Forum

mark niles
mark niles
2,134 Points

After you uncomment the code in Main.java and Forum.java, fix the code as described in the comments of Main.java. Task 4

Need Some Help, what should be my next step .

Forum.java
public class Forum {
  private String topic;
private forum(String topic){
  mtopic=topic;
}

  // TODO: add a constructor that accepts a topic and sets the private field topic

  public String getTopic() {
    return topic;
  }



  public void addPost(ForumPost post) {
    System.out.printf("A new post in %s topic from %s %s about %s is available",
            topic,
            post.getAuthor().getFirstName(),
            post.getAuthor().getLastName(),
            post.getTitle()
    );
  }


}
User.java
public class User {
  // TODO: add private fields for firstName and lastName
  private String firstName;
  private String lastName;

  public User(String firstName, String lastName) {
    // TODO: set and add the private fields
    mfirstName= firstName;
    mlastName=lastName;

  }
public String getFirstName(){
  return firstName;
}
  public String getLastName(){
    return lastName;
  // TODO: add getters for firstName and lastName

}
}
ForumPost.java
public class ForumPost {
  private User author;
  private String title;
  private String description;

  // TODO: add a constructor that accepts the author, title and description
  private forum ( User author,String title,String description){
    mauthor=author;
    mtitle=tile;
    mdescription=description;
  }

  public User getAuthor() {
    return author;
  }

  public String getTitle() {
    return title;
  }

  public String getDescription() {
    return description;
  }
}
Main.java
public class Main {

  public static void main(String[] args) {
    System.out.println("Beginning forum example");
    if (args.length < 2) {
      System.out.println("Usage: java Main <first name> <last name>");
      System.err.println("<first name> and <last name> are required");
      System.exit(1);
    }

    Forum forum = new Forum("Java");
    // TODO: pass in the first name and last name that are in the args parameter
    User author = new User(args[0], args[1]);
    // TODO: initialize the forum post with the user created above and a title and description of your choice
    ForumPost post = new ForumPost(author, "Title", "Description");
    forum.addPost(post);

  }

}