Untitled

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"
  xmlns:h="http://xmlns.jcp.org/jsf/html"
  xmlns:ui="http://xmlns.jcp.org/jsf/facelets"
  xmlns:f="http://xmlns.jcp.org/jsf/core"
  xmlns:p="http://primefaces.org/ui">
<h:head>
<title>overview</title>

<f:metadata>
    <f:viewParam name="userId" value="#{userController.userId}" />
    <f:event type="preRenderView" listener="#{userController.retrieveUser()}"/>
</f:metadata>
</h:head>
<h:body>
<ui:composition template="template/layout.xhtml">
    <ui:define name="content">
        <f:view>
            <h:panelGrid columns="2" cellpadding="5">
                <p:outputLabel value="Name:" for="username"/>
                <p:inputText id="username" target="#{userController.selectedUser}" value="#{userController.selectedUser.username}" editable="false" />

                <p:outputLabel value="Type:" for="authorizationLevel" />
                <p:selectOneMenu id="authorizationLevel" target="#{userController.selectedUser}" value="#{userController.selectedUser.authorizationLevel}" style="width:125px">
                    <f:selectItem itemLabel="USER" itemValue="USER" />
                    <f:selectItem itemLabel="MODERATOR" itemValue="MODERATOR" />
                </p:selectOneMenu>

                <p:outputLabel value="Biography" for="bio" />
                <p:inputTextarea id="bio" rows="10" cols="50" target="#{userController.selectedUser}" value="#{userController.selectedUser.bio}"/>

                <p:outputLabel value="Location" for="location" />
                <p:inputText id="location" target="#{userController.selectedUser}" value="#{userController.selectedUser.location}"/>

                <p:outputLabel value="Website" for="web"/>
                <p:inputText id="web" target="#{userController.selectedUser}" value="#{userController.selectedUser.website}"/>
            </h:panelGrid>

            <p:commandButton value="Submit" action="#{userController.editUser}"/>
        </f:view>
    </ui:define>
</ui:composition>

package boundary.controllers;

import domain.AuthorizationLevel;
import domain.Tweet;
import domain.User;
import service.TweetService;
import service.UserService;

import javax.enterprise.context.RequestScoped;
 import javax.faces.context.FacesContext;
import javax.inject.Inject;
import javax.inject.Named;
import java.util.Collection;
import java.util.Map;

@Named
@RequestScoped
public class UserController {

private long userId;

private User selectedUser;

public long getUserId() {
    return userId;
}

public void setUserId(long userId) {
    this.userId = userId;
}

public User getSelectedUser() {
    return selectedUser;
}

public void setSelectedUser(User selectedUser) {
    this.selectedUser = selectedUser;
}

@Inject
private TweetService tweetService;

@Inject
private UserService userService;

/**
 * gets all users from the database
 * @return Response
 */
public Collection<User> getAllUsers(){
    Collection<User> userlist = userService.getAllUsers();
    for (User u : userlist){
        if(u.getAuthorizationLevel() == AuthorizationLevel.MODERATOR){
            userlist.remove(u);
            break;
        }
    }
    return userlist;
}

/**
 * deletes a user from database
 */
public void delete(){
    FacesContext fc = FacesContext.getCurrentInstance();
    Map<String,String> params = fc.getExternalContext().getRequestParameterMap();

    Long id = Long.parseLong(params.get("userId"));
    Collection<Tweet> postedTweets = tweetService.findTweetsByUser(id);

    for(Tweet t: postedTweets){
        tweetService.removeTweet(t.getId());
        System.out.println("tweetdelete");
    }

    userService.deleteUserByID(id);
}

/**
 * retrieves data from user and sets it to selectedUser object
 */
public void retrieveUser(){
    this.selectedUser = userService.findUserById(userId);
}

/**
 * edits a user object
 * @return String
 */
public String editUser(){
    userService.changeUser(userId, this.selectedUser);
    return "/useroverview?faces-redirect=true";
}

package domain;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;

import javax.json.bind.annotation.JsonbTransient;
import javax.persistence.*;
import java.util.ArrayList;
import java.util.List;


@Entity
@Table(name = "User")
@NamedQueries(value = {
    @NamedQuery(name = "User.getAllUsers", query = "SELECT u FROM User u"),
    @NamedQuery(name = "User.getUserByID", query = "SELECT u FROM User u WHERE u.id = :userID"),
    @NamedQuery(name = "User.getUserByUsername", query = "SELECT u FROM User u WHERE u.username = :username"),
    @NamedQuery(name = "User.getUsersByUsername", query = "SELECT u FROM User u WHERE u.username LIKE :username"),
})
public class User {
private static final long serialVersionUID = 1L;

@Id
@Column(name = "id")
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Long id;

@Column(name = "username", unique = true, length = 50)
private String username;

@Column(name = "password", length = 64, nullable = false)
private String password;

@Column(name = "email", unique = true, nullable = false)
private String email;

@Column(name = "bio", length = 160)
private String bio;

@Column(name = "location")
private String location;

@Column(name = "website")
private String website;

@Enumerated(EnumType.STRING)
@Column(name = "isModerator", nullable = false)
private AuthorizationLevel authorizationLevel;

@ManyToMany
@JsonbTransient
@JoinTable(name = "follow",
        joinColumns = @JoinColumn(name = "follower_id", referencedColumnName = "id"),
        inverseJoinColumns = @JoinColumn(name = "following_id", referencedColumnName = "id"))
private List<User> followers;

@ManyToMany(mappedBy = "followers")
@JsonbTransient
private List<User> following;

@JsonbTransient
@JoinColumn(name = "posted_tweet")
@OneToMany(mappedBy = "postedBy", cascade = CascadeType.PERSIST)
private List<Tweet> postedTweets;

@JsonbTransient
@ManyToMany(mappedBy="likedBy")
private List<Tweet> likedTweets;

public User() {
}

public User(String username, String password) {
    this.username = username;
    this.password = password;
}

public User(String username, String password, String email, String bio, String location, String website, AuthorizationLevel lvl) {
    this.username = username;
    this.password = password;
    this.email = email;
    this.bio = bio;
    this.location = location;
    this.website = website;
    this.authorizationLevel = lvl;
}

public String getUsername() {
    return username;
}

public void setUsername(String username) {
    this.username = username;
}

public Long getId() {
    return id;
}

public void setId(Long id) {
    this.id = id;
}

public List<Tweet> getLikedTweets() {
    return likedTweets;
}

public void setLikedTweets(List<Tweet> likedTweets) {
    this.likedTweets = likedTweets;
}

public String getPassword() {

    return password;
}

public void setPassword(String password) {
    this.password = password;
}

public String getEmail() {
    return email;
}

public void setEmail(String email) {
    this.email = email;
}

public String getBio() {
    return bio;
}

public void setBio(String bio) {
    this.bio = bio;
}

public String getLocation() {
    return location;
}

public void setLocation(String location) {
    this.location = location;
}

public String getWebsite() {
    return website;
}

public void setWebsite(String website) {
    this.website = website;
}

public AuthorizationLevel getAuthorizationLevel() {
    return authorizationLevel;
}

public void setAuthorizationLevel(AuthorizationLevel authorizationLevel) {
    this.authorizationLevel = authorizationLevel;
}

public List<User> getFollowers() {
    if (followers == null) {
        followers = new ArrayList<User>();
    }
    return followers;
}

public void setFollowers(List<User> followers) {
    this.followers = followers;
}

public List<User> getFollowing() {
    if (following == null) {
        following = new ArrayList<User>();
    }
    return following;
}

public void setFollowing(List<User> following) {
    this.following = following;
}

public List<Tweet> getPostedTweets() {
    if (postedTweets == null) {
        postedTweets = new ArrayList<Tweet>();
    }
    return postedTweets;
}

public void setPostedTweets(List<Tweet> postedTweets) {
    if (postedTweets == null) {
        postedTweets = new ArrayList<Tweet>();
    }
    this.postedTweets = postedTweets;
}