Add outline of activity class, has bugs

src/Common/src/main/java/greenify/common/ActivityDTO.java

@@ -0,0 +1,34 @@
+package greenify.common;
+
+public class ActivityDTO {
+    private Long id;
+    private String name;
+    private String description;
+    private int score;
+
+    public ActivityDTO() {
+    }
+
+    public ActivityDTO(Long id, String name, String description, int score) {
+        this.id = id;
+        this.name = name;
+        this.description=description;
+        this.score= score;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public int getScore() {
+        return score;
+    }
+}

src/Server/src/main/java/greenify/server/data/model/Activity.java

@@ -0,0 +1,102 @@
+package greenify.server.data.model;
+
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import java.util.Scanner;
+
+@Entity
+@Data
+//@AllArgsConstructor
+public abstract class Activity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    Long id;
+    String name;
+    String description;
+    int score;
+
+    /**
+     * makes an activity object.
+     * @param id the id of the activity.
+     * @param name the name of the feature.
+     * @param description the description of the feature.
+     * @param score the amount of points a user gets for doing this activity.
+     */
+    public void User(Long id, String name, String description, int score) {
+        this.id = id;
+        this.name = name;
+        this.description = setDes(description);
+        this.score = score;
+    }
+
+    /**
+     * gets the id.
+     * @return the id
+     */
+    public Long getId() {
+        return id;
+    }
+
+    /**
+     * gets the name.
+     * @return the name
+     */
+    public String getName() {
+        return name;
+    }
+
+    /**
+     * gets the password.
+     * @return the password
+     */
+    public String getDescription() {
+        return description;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    /**
+     * sets the name.
+     * @param name the you want to assign to this.name.
+     */
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    /**
+     * sets the description.
+     * @param description the description to be set.
+     */
+    public String setDes(String description){
+        Scanner scan = new Scanner(System.in);
+        System.out.println("Please enter the description");
+        description = scan.nextLine();
+        scan.close();
+        return description;
+    }
+
+    /**
+     * sets the score you get for an activity.
+     * @param score the you want to assign to the activity.
+     */
+    public void setScore(int score) {
+        this.score = score;
+    }
+
+    /**
+     * Returns a human readable object. It's in JSON.
+     * @return the JSON form of the object.
+     */
+    @Override
+    public String toString() {
+        return "Activity(id=" + this.id + ", name=" + this.name + ", description=" + this.description + ", score=" + this.score + ")";
+    }
+}

src/Server/src/main/java/greenify/server/data/model/User.java

@@ -11,7 +11,6 @@ import javax.persistence.Id;
 @Entity
 @Data
 //@AllArgsConstructor
-@NoArgsConstructor
 public class User {
 
     @Id