import java.util.ArrayList;
import java.util.List;
+import java.util.UUID;
+
+import net.pterodactylus.util.validation.Validation;
/**
* Container for images that can also contain nested {@link Album}s.
*/
public class Album {
+ /** The ID of this album. */
+ private final String id;
+
+ /** The Sone this album belongs to. */
+ private final Sone sone;
+
/** Nested albums. */
private final List<Album> albums = new ArrayList<Album>();
/** The images in this album. */
private final List<Image> images = new ArrayList<Image>();
+ /** The parent album. */
+ private Album parent;
+
/** The name of this album. */
private String name;
+ /** The description of this album. */
+ private String description;
+
+ /**
+ * Creates a new album with a random ID.
+ *
+ * @param sone
+ * The Sone this album belongs to
+ */
+ public Album(Sone sone) {
+ this(UUID.randomUUID().toString(), sone);
+ }
+
+ /**
+ * Creates a new album with the given ID.
+ *
+ * @param id
+ * The ID of the album
+ * @param sone
+ * The Sone this album belongs to
+ */
+ public Album(String id, Sone sone) {
+ Validation.begin().isNotNull("Album ID", id).isNotNull("Album Owner", sone).check();
+ this.id = id;
+ this.sone = sone;
+ }
+
//
// ACCESSORS
//
/**
+ * Returns the ID of this album.
+ *
+ * @return The ID of this album
+ */
+ public String getId() {
+ return id;
+ }
+
+ /**
+ * Returns the Sone this album belongs to.
+ *
+ * @return The Sone this album belongs to
+ */
+ public Sone getSone() {
+ return sone;
+ }
+
+ /**
* Returns the nested albums.
*
* @return The nested albums
}
/**
+ * Adds an album to this album.
+ *
+ * @param album
+ * The album to add
+ */
+ public void addAlbum(Album album) {
+ Validation.begin().isNotNull("Album", album).check().isEqual("Album Owner", album.sone, sone).isNull("Album Parent", album.parent).check();
+ albums.add(album);
+ album.setParent(this);
+ }
+
+ /**
+ * Removes an album from this album.
+ *
+ * @param album
+ * The album to remove
+ */
+ public void removeAlbum(Album album) {
+ Validation.begin().isNotNull("Album", album).check().isEqual("Album Owner", album.sone, sone).isEqual("Album Parent", album.parent, this).check();
+ albums.remove(album);
+ album.removeParent();
+ }
+
+ /**
* Returns the images in this album.
*
* @return The images in this album
}
/**
+ * Adds the given image to this album.
+ *
+ * @param image
+ * The image to add
+ */
+ public void addImage(Image image) {
+ Validation.begin().isNotNull("Image", image).check().isEqual("Image Owner", image.getSone(), sone).check();
+ images.add(image);
+ }
+
+ /**
+ * Removes the given image from this album.
+ *
+ * @param image
+ * The image to remove
+ */
+ public void removeImage(Image image) {
+ Validation.begin().isNotNull("Image", image).check().isEqual("Image Owner", image.getSone(), sone).check();
+ images.remove(image);
+ }
+
+ /**
+ * Returns the parent album of this album.
+ *
+ * @return The parent album of this album, or {@code null} if this album
+ * does not have a parent
+ */
+ public Album getParent() {
+ return parent;
+ }
+
+ /**
+ * Sets the parent album of this album.
+ *
+ * @param parent
+ * The new parent album of this album
+ * @return This album
+ */
+ protected Album setParent(Album parent) {
+ Validation.begin().isNotNull("Album Parent", parent).check();
+ this.parent = parent;
+ return this;
+ }
+
+ /**
+ * Removes the parent album of this album.
+ *
+ * @return This album
+ */
+ protected Album removeParent() {
+ Validation.begin().isNotNull("Album Parent", parent).check();
+ this.parent = null;
+ return this;
+ }
+
+ /**
* Returns the name of this album.
*
* @return The name of this album
* @return This album
*/
public Album setName(String name) {
+ Validation.begin().isNotNull("Album Name", name).check();
this.name = name;
return this;
}
+ /**
+ * Returns the description of this album.
+ *
+ * @return The description of this album
+ */
+ public String getDescription() {
+ return description;
+ }
+
+ /**
+ * Sets the description of this album.
+ *
+ * @param description
+ * The description of this album
+ * @return This album
+ */
+ public Album setDescription(String description) {
+ Validation.begin().isNotNull("Album Description", description).check();
+ this.description = description;
+ return this;
+ }
+
+ //
+ // OBJECT METHODS
+ //
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public boolean equals(Object object) {
+ if (!(object instanceof Album)) {
+ return false;
+ }
+ Album album = (Album) object;
+ return sone.equals(album.sone) && id.equals(album.id);
+ }
+
}