add equals and hashcode to user - ignoring id

service/src/main/java/objects/User.java

@@ -37,6 +37,27 @@ public class User implements Principal {
         return name;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        User user = (User) o;
+
+        if (name != null ? !name.equals(user.name) : user.name != null) return false;
+        if (password != null ? !password.equals(user.password) : user.password != null) return false;
+        return email != null ? email.equals(user.email) : user.email == null;
+
+    }
+
+    @Override
+    public int hashCode() {
+        int result = name != null ? name.hashCode() : 0;
+        result = 31 * result + (password != null ? password.hashCode() : 0);
+        result = 31 * result + (email != null ? email.hashCode() : 0);
+        return result;
+    }
+
     public void setName(String name) {
         this.name = name;
     }