package com.wisemapping.model; import org.jetbrains.annotations.NotNull; import org.jetbrains.annotations.Nullable; public class Label { //~ Instance fields ...................................................................................... private int id; @NotNull private String title; @NotNull private User creator; @Nullable private Label parent; public void setParent(@Nullable Label parent) { this.parent = parent; } @Nullable public Label getParent() { return parent; } public void setCreator(@NotNull User creator) { this.creator = creator; } @NotNull public User getCreator() { return creator; } @NotNull public String getTitle() { return title; } public void setTitle(@NotNull String title) { this.title = title; } public int getId() { return id; } public void setId(int id) { this.id = id; } }