From: David ‘Bombe’ Roden Date: Sat, 22 Nov 2014 12:52:46 +0000 (+0100) Subject: Move album implementation to better package. X-Git-Tag: 0.9-rc1^2~3^2~22 X-Git-Url: https://git.pterodactylus.net/?p=Sone.git;a=commitdiff_plain;h=9f1e09d12a8e07cd235dfb790747e04ecfba3965 Move album implementation to better package. --- diff --git a/src/main/java/net/pterodactylus/sone/data/AlbumImpl.java b/src/main/java/net/pterodactylus/sone/data/AlbumImpl.java deleted file mode 100644 index bb32d75..0000000 --- a/src/main/java/net/pterodactylus/sone/data/AlbumImpl.java +++ /dev/null @@ -1,378 +0,0 @@ -/* - * Sone - Album.java - Copyright © 2011–2013 David Roden - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see . - */ - -package net.pterodactylus.sone.data; - -import static com.google.common.base.Optional.absent; -import static com.google.common.base.Optional.fromNullable; -import static com.google.common.base.Preconditions.checkArgument; -import static com.google.common.base.Preconditions.checkNotNull; -import static com.google.common.base.Preconditions.checkState; - -import java.util.ArrayList; -import java.util.HashMap; -import java.util.List; -import java.util.Map; -import java.util.UUID; - -import com.google.common.base.Function; -import com.google.common.base.Optional; -import com.google.common.base.Predicates; -import com.google.common.collect.Collections2; -import com.google.common.hash.Hasher; -import com.google.common.hash.Hashing; - -/** - * Container for images that can also contain nested {@link AlbumImpl}s. - * - * @author David ‘Bombe’ Roden - */ -public class AlbumImpl implements 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 albums = new ArrayList(); - - /** The image IDs in order. */ - private final List imageIds = new ArrayList(); - - /** The images in this album. */ - private final Map images = new HashMap(); - - /** The parent album. */ - private Album parent; - - /** The title of this album. */ - private String title; - - /** The description of this album. */ - private String description; - - /** The ID of the album picture. */ - private String albumImage; - - /** Creates a new album with a random ID. */ - public AlbumImpl(Sone sone) { - this(sone, UUID.randomUUID().toString()); - } - - /** - * Creates a new album with the given ID. - * - * @param id - * The ID of the album - */ - public AlbumImpl(Sone sone, String id) { - this.sone = checkNotNull(sone, "Sone must not be null"); - this.id = checkNotNull(id, "id must not be null"); - } - - // - // ACCESSORS - // - - @Override - public String getId() { - return id; - } - - @Override - public Sone getSone() { - return sone; - } - - @Override - public List getAlbums() { - return new ArrayList(albums); - } - - @Override - public void addAlbum(Album album) { - checkNotNull(album, "album must not be null"); - checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); - album.setParent(this); - if (!albums.contains(album)) { - albums.add(album); - } - } - - @Override - public void removeAlbum(Album album) { - checkNotNull(album, "album must not be null"); - checkArgument(album.getSone().equals(sone), "album must belong this album’s Sone"); - checkArgument(equals(album.getParent()), "album must belong to this album"); - albums.remove(album); - album.removeParent(); - } - - @Override - public Album moveAlbumUp(Album album) { - checkNotNull(album, "album must not be null"); - checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); - checkArgument(equals(album.getParent()), "album must belong to this album"); - int oldIndex = albums.indexOf(album); - if (oldIndex <= 0) { - return null; - } - albums.remove(oldIndex); - albums.add(oldIndex - 1, album); - return albums.get(oldIndex); - } - - @Override - public Album moveAlbumDown(Album album) { - checkNotNull(album, "album must not be null"); - checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); - checkArgument(equals(album.getParent()), "album must belong to this album"); - int oldIndex = albums.indexOf(album); - if ((oldIndex < 0) || (oldIndex >= (albums.size() - 1))) { - return null; - } - albums.remove(oldIndex); - albums.add(oldIndex + 1, album); - return albums.get(oldIndex); - } - - @Override - public List getImages() { - return new ArrayList(Collections2.filter(Collections2.transform(imageIds, new Function() { - - @Override - @SuppressWarnings("synthetic-access") - public Image apply(String imageId) { - return images.get(imageId); - } - }), Predicates.notNull())); - } - - @Override - public void addImage(Image image) { - checkNotNull(image, "image must not be null"); - checkNotNull(image.getSone(), "image must have an owner"); - checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); - if (image.getAlbum() != null) { - image.getAlbum().removeImage(image); - } - image.setAlbum(this); - if (imageIds.isEmpty() && (albumImage == null)) { - albumImage = image.getId(); - } - if (!imageIds.contains(image.getId())) { - imageIds.add(image.getId()); - images.put(image.getId(), image); - } - } - - @Override - public void removeImage(Image image) { - checkNotNull(image, "image must not be null"); - checkNotNull(image.getSone(), "image must have an owner"); - checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); - imageIds.remove(image.getId()); - images.remove(image.getId()); - if (image.getId().equals(albumImage)) { - if (images.isEmpty()) { - albumImage = null; - } else { - albumImage = images.values().iterator().next().getId(); - } - } - } - - @Override - public Image moveImageUp(Image image) { - checkNotNull(image, "image must not be null"); - checkNotNull(image.getSone(), "image must have an owner"); - checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); - checkArgument(image.getAlbum().equals(this), "image must belong to this album"); - int oldIndex = imageIds.indexOf(image.getId()); - if (oldIndex <= 0) { - return null; - } - imageIds.remove(image.getId()); - imageIds.add(oldIndex - 1, image.getId()); - return images.get(imageIds.get(oldIndex)); - } - - @Override - public Image moveImageDown(Image image) { - checkNotNull(image, "image must not be null"); - checkNotNull(image.getSone(), "image must have an owner"); - checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); - checkArgument(image.getAlbum().equals(this), "image must belong to this album"); - int oldIndex = imageIds.indexOf(image.getId()); - if ((oldIndex == -1) || (oldIndex >= (imageIds.size() - 1))) { - return null; - } - imageIds.remove(image.getId()); - imageIds.add(oldIndex + 1, image.getId()); - return images.get(imageIds.get(oldIndex)); - } - - @Override - public Image getAlbumImage() { - if (albumImage == null) { - return null; - } - return Optional.fromNullable(images.get(albumImage)).or(images.values().iterator().next()); - } - - @Override - public boolean isEmpty() { - return albums.isEmpty() && images.isEmpty(); - } - - @Override - public boolean isRoot() { - return parent == null; - } - - @Override - public Album getParent() { - return parent; - } - - @Override - public Album setParent(Album parent) { - this.parent = checkNotNull(parent, "parent must not be null"); - return this; - } - - @Override - public Album removeParent() { - this.parent = null; - return this; - } - - @Override - public String getTitle() { - return title; - } - - @Override - public String getDescription() { - return description; - } - - @Override - public Modifier modify() throws IllegalStateException { - // TODO: reenable check for local Sones - return new Modifier() { - private Optional title = absent(); - - private Optional description = absent(); - - private Optional albumImage = absent(); - - @Override - public Modifier setTitle(String title) { - this.title = fromNullable(title); - return this; - } - - @Override - public Modifier setDescription(String description) { - this.description = fromNullable(description); - return this; - } - - @Override - public Modifier setAlbumImage(String imageId) { - this.albumImage = fromNullable(imageId); - return this; - } - - @Override - public Album update() throws IllegalStateException { - if (title.isPresent() && title.get().trim().isEmpty()) { - throw new AlbumTitleMustNotBeEmpty(); - } - if (title.isPresent()) { - AlbumImpl.this.title = title.get(); - } - if (description.isPresent()) { - AlbumImpl.this.description = description.get(); - } - if (albumImage.isPresent()) { - AlbumImpl.this.albumImage = albumImage.get(); - } - return AlbumImpl.this; - } - }; - } - - public static class AlbumTitleMustNotBeEmpty extends IllegalStateException { } - - // - // FINGERPRINTABLE METHODS - // - - @Override - public String getFingerprint() { - Hasher hash = Hashing.sha256().newHasher(); - hash.putString("Album("); - hash.putString("ID(").putString(id).putString(")"); - hash.putString("Title(").putString(title).putString(")"); - hash.putString("Description(").putString(description).putString(")"); - if (albumImage != null) { - hash.putString("AlbumImage(").putString(albumImage).putString(")"); - } - - /* add nested albums. */ - hash.putString("Albums("); - for (Album album : albums) { - hash.putString(album.getFingerprint()); - } - hash.putString(")"); - - /* add images. */ - hash.putString("Images("); - for (Image image : getImages()) { - if (image.isInserted()) { - hash.putString(image.getFingerprint()); - } - } - hash.putString(")"); - - hash.putString(")"); - return hash.hash().toString(); - } - - // - // OBJECT METHODS - // - - @Override - public int hashCode() { - return id.hashCode(); - } - - @Override - public boolean equals(Object object) { - if (!(object instanceof AlbumImpl)) { - return false; - } - AlbumImpl album = (AlbumImpl) object; - return id.equals(album.id); - } - -} diff --git a/src/main/java/net/pterodactylus/sone/data/impl/AlbumBuilderImpl.java b/src/main/java/net/pterodactylus/sone/data/impl/AlbumBuilderImpl.java index 785a4af..df61e36 100644 --- a/src/main/java/net/pterodactylus/sone/data/impl/AlbumBuilderImpl.java +++ b/src/main/java/net/pterodactylus/sone/data/impl/AlbumBuilderImpl.java @@ -18,7 +18,6 @@ package net.pterodactylus.sone.data.impl; import net.pterodactylus.sone.data.Album; -import net.pterodactylus.sone.data.AlbumImpl; import net.pterodactylus.sone.database.AlbumBuilder; /** diff --git a/src/main/java/net/pterodactylus/sone/data/impl/AlbumImpl.java b/src/main/java/net/pterodactylus/sone/data/impl/AlbumImpl.java new file mode 100644 index 0000000..46584e8 --- /dev/null +++ b/src/main/java/net/pterodactylus/sone/data/impl/AlbumImpl.java @@ -0,0 +1,382 @@ +/* + * Sone - Album.java - Copyright © 2011–2013 David Roden + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package net.pterodactylus.sone.data.impl; + +import static com.google.common.base.Optional.absent; +import static com.google.common.base.Optional.fromNullable; +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; +import static com.google.common.base.Preconditions.checkState; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; +import java.util.UUID; + +import net.pterodactylus.sone.data.Album; +import net.pterodactylus.sone.data.Image; +import net.pterodactylus.sone.data.Sone; + +import com.google.common.base.Function; +import com.google.common.base.Optional; +import com.google.common.base.Predicates; +import com.google.common.collect.Collections2; +import com.google.common.hash.Hasher; +import com.google.common.hash.Hashing; + +/** + * Container for images that can also contain nested {@link AlbumImpl}s. + * + * @author David ‘Bombe’ Roden + */ +public class AlbumImpl implements 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 albums = new ArrayList(); + + /** The image IDs in order. */ + private final List imageIds = new ArrayList(); + + /** The images in this album. */ + private final Map images = new HashMap(); + + /** The parent album. */ + private Album parent; + + /** The title of this album. */ + private String title; + + /** The description of this album. */ + private String description; + + /** The ID of the album picture. */ + private String albumImage; + + /** Creates a new album with a random ID. */ + public AlbumImpl(Sone sone) { + this(sone, UUID.randomUUID().toString()); + } + + /** + * Creates a new album with the given ID. + * + * @param id + * The ID of the album + */ + public AlbumImpl(Sone sone, String id) { + this.sone = checkNotNull(sone, "Sone must not be null"); + this.id = checkNotNull(id, "id must not be null"); + } + + // + // ACCESSORS + // + + @Override + public String getId() { + return id; + } + + @Override + public Sone getSone() { + return sone; + } + + @Override + public List getAlbums() { + return new ArrayList(albums); + } + + @Override + public void addAlbum(Album album) { + checkNotNull(album, "album must not be null"); + checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); + album.setParent(this); + if (!albums.contains(album)) { + albums.add(album); + } + } + + @Override + public void removeAlbum(Album album) { + checkNotNull(album, "album must not be null"); + checkArgument(album.getSone().equals(sone), "album must belong this album’s Sone"); + checkArgument(equals(album.getParent()), "album must belong to this album"); + albums.remove(album); + album.removeParent(); + } + + @Override + public Album moveAlbumUp(Album album) { + checkNotNull(album, "album must not be null"); + checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); + checkArgument(equals(album.getParent()), "album must belong to this album"); + int oldIndex = albums.indexOf(album); + if (oldIndex <= 0) { + return null; + } + albums.remove(oldIndex); + albums.add(oldIndex - 1, album); + return albums.get(oldIndex); + } + + @Override + public Album moveAlbumDown(Album album) { + checkNotNull(album, "album must not be null"); + checkArgument(album.getSone().equals(sone), "album must belong to the same Sone as this album"); + checkArgument(equals(album.getParent()), "album must belong to this album"); + int oldIndex = albums.indexOf(album); + if ((oldIndex < 0) || (oldIndex >= (albums.size() - 1))) { + return null; + } + albums.remove(oldIndex); + albums.add(oldIndex + 1, album); + return albums.get(oldIndex); + } + + @Override + public List getImages() { + return new ArrayList(Collections2.filter(Collections2.transform(imageIds, new Function() { + + @Override + @SuppressWarnings("synthetic-access") + public Image apply(String imageId) { + return images.get(imageId); + } + }), Predicates.notNull())); + } + + @Override + public void addImage(Image image) { + checkNotNull(image, "image must not be null"); + checkNotNull(image.getSone(), "image must have an owner"); + checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); + if (image.getAlbum() != null) { + image.getAlbum().removeImage(image); + } + image.setAlbum(this); + if (imageIds.isEmpty() && (albumImage == null)) { + albumImage = image.getId(); + } + if (!imageIds.contains(image.getId())) { + imageIds.add(image.getId()); + images.put(image.getId(), image); + } + } + + @Override + public void removeImage(Image image) { + checkNotNull(image, "image must not be null"); + checkNotNull(image.getSone(), "image must have an owner"); + checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); + imageIds.remove(image.getId()); + images.remove(image.getId()); + if (image.getId().equals(albumImage)) { + if (images.isEmpty()) { + albumImage = null; + } else { + albumImage = images.values().iterator().next().getId(); + } + } + } + + @Override + public Image moveImageUp(Image image) { + checkNotNull(image, "image must not be null"); + checkNotNull(image.getSone(), "image must have an owner"); + checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); + checkArgument(image.getAlbum().equals(this), "image must belong to this album"); + int oldIndex = imageIds.indexOf(image.getId()); + if (oldIndex <= 0) { + return null; + } + imageIds.remove(image.getId()); + imageIds.add(oldIndex - 1, image.getId()); + return images.get(imageIds.get(oldIndex)); + } + + @Override + public Image moveImageDown(Image image) { + checkNotNull(image, "image must not be null"); + checkNotNull(image.getSone(), "image must have an owner"); + checkArgument(image.getSone().equals(sone), "image must belong to the same Sone as this album"); + checkArgument(image.getAlbum().equals(this), "image must belong to this album"); + int oldIndex = imageIds.indexOf(image.getId()); + if ((oldIndex == -1) || (oldIndex >= (imageIds.size() - 1))) { + return null; + } + imageIds.remove(image.getId()); + imageIds.add(oldIndex + 1, image.getId()); + return images.get(imageIds.get(oldIndex)); + } + + @Override + public Image getAlbumImage() { + if (albumImage == null) { + return null; + } + return Optional.fromNullable(images.get(albumImage)).or(images.values().iterator().next()); + } + + @Override + public boolean isEmpty() { + return albums.isEmpty() && images.isEmpty(); + } + + @Override + public boolean isRoot() { + return parent == null; + } + + @Override + public Album getParent() { + return parent; + } + + @Override + public Album setParent(Album parent) { + this.parent = checkNotNull(parent, "parent must not be null"); + return this; + } + + @Override + public Album removeParent() { + this.parent = null; + return this; + } + + @Override + public String getTitle() { + return title; + } + + @Override + public String getDescription() { + return description; + } + + @Override + public Modifier modify() throws IllegalStateException { + // TODO: reenable check for local Sones + return new Modifier() { + private Optional title = absent(); + + private Optional description = absent(); + + private Optional albumImage = absent(); + + @Override + public Modifier setTitle(String title) { + this.title = fromNullable(title); + return this; + } + + @Override + public Modifier setDescription(String description) { + this.description = fromNullable(description); + return this; + } + + @Override + public Modifier setAlbumImage(String imageId) { + this.albumImage = fromNullable(imageId); + return this; + } + + @Override + public Album update() throws IllegalStateException { + if (title.isPresent() && title.get().trim().isEmpty()) { + throw new AlbumTitleMustNotBeEmpty(); + } + if (title.isPresent()) { + AlbumImpl.this.title = title.get(); + } + if (description.isPresent()) { + AlbumImpl.this.description = description.get(); + } + if (albumImage.isPresent()) { + AlbumImpl.this.albumImage = albumImage.get(); + } + return AlbumImpl.this; + } + }; + } + + public static class AlbumTitleMustNotBeEmpty extends IllegalStateException { } + + // + // FINGERPRINTABLE METHODS + // + + @Override + public String getFingerprint() { + Hasher hash = Hashing.sha256().newHasher(); + hash.putString("Album("); + hash.putString("ID(").putString(id).putString(")"); + hash.putString("Title(").putString(title).putString(")"); + hash.putString("Description(").putString(description).putString(")"); + if (albumImage != null) { + hash.putString("AlbumImage(").putString(albumImage).putString(")"); + } + + /* add nested albums. */ + hash.putString("Albums("); + for (Album album : albums) { + hash.putString(album.getFingerprint()); + } + hash.putString(")"); + + /* add images. */ + hash.putString("Images("); + for (Image image : getImages()) { + if (image.isInserted()) { + hash.putString(image.getFingerprint()); + } + } + hash.putString(")"); + + hash.putString(")"); + return hash.hash().toString(); + } + + // + // OBJECT METHODS + // + + @Override + public int hashCode() { + return id.hashCode(); + } + + @Override + public boolean equals(Object object) { + if (!(object instanceof AlbumImpl)) { + return false; + } + AlbumImpl album = (AlbumImpl) object; + return id.equals(album.id); + } + +} diff --git a/src/main/java/net/pterodactylus/sone/data/impl/SoneImpl.java b/src/main/java/net/pterodactylus/sone/data/impl/SoneImpl.java index 32cefb1..c1a9732 100644 --- a/src/main/java/net/pterodactylus/sone/data/impl/SoneImpl.java +++ b/src/main/java/net/pterodactylus/sone/data/impl/SoneImpl.java @@ -32,7 +32,7 @@ import java.util.logging.Level; import java.util.logging.Logger; import net.pterodactylus.sone.data.Album; -import net.pterodactylus.sone.data.AlbumImpl; +import net.pterodactylus.sone.data.impl.AlbumImpl; import net.pterodactylus.sone.data.Client; import net.pterodactylus.sone.data.Post; import net.pterodactylus.sone.data.PostReply; diff --git a/src/main/java/net/pterodactylus/sone/web/CreateAlbumPage.java b/src/main/java/net/pterodactylus/sone/web/CreateAlbumPage.java index 9f9f795..6f71741 100644 --- a/src/main/java/net/pterodactylus/sone/web/CreateAlbumPage.java +++ b/src/main/java/net/pterodactylus/sone/web/CreateAlbumPage.java @@ -18,7 +18,7 @@ package net.pterodactylus.sone.web; import net.pterodactylus.sone.data.Album; -import net.pterodactylus.sone.data.AlbumImpl.AlbumTitleMustNotBeEmpty; +import net.pterodactylus.sone.data.impl.AlbumImpl.AlbumTitleMustNotBeEmpty; import net.pterodactylus.sone.data.Sone; import net.pterodactylus.sone.text.TextFilter; import net.pterodactylus.sone.web.page.FreenetRequest; diff --git a/src/main/java/net/pterodactylus/sone/web/EditAlbumPage.java b/src/main/java/net/pterodactylus/sone/web/EditAlbumPage.java index e09ff11..c796951 100644 --- a/src/main/java/net/pterodactylus/sone/web/EditAlbumPage.java +++ b/src/main/java/net/pterodactylus/sone/web/EditAlbumPage.java @@ -18,7 +18,7 @@ package net.pterodactylus.sone.web; import net.pterodactylus.sone.data.Album; -import net.pterodactylus.sone.data.AlbumImpl.AlbumTitleMustNotBeEmpty; +import net.pterodactylus.sone.data.impl.AlbumImpl.AlbumTitleMustNotBeEmpty; import net.pterodactylus.sone.text.TextFilter; import net.pterodactylus.sone.web.page.FreenetRequest; import net.pterodactylus.util.template.Template; diff --git a/src/test/java/net/pterodactylus/sone/database/memory/MemoryDatabaseTest.java b/src/test/java/net/pterodactylus/sone/database/memory/MemoryDatabaseTest.java index 0df08ce..c5cd9f3 100644 --- a/src/test/java/net/pterodactylus/sone/database/memory/MemoryDatabaseTest.java +++ b/src/test/java/net/pterodactylus/sone/database/memory/MemoryDatabaseTest.java @@ -40,7 +40,7 @@ import net.pterodactylus.sone.TestImageBuilder; import net.pterodactylus.sone.TestPostBuilder; import net.pterodactylus.sone.TestPostReplyBuilder; import net.pterodactylus.sone.data.Album; -import net.pterodactylus.sone.data.AlbumImpl; +import net.pterodactylus.sone.data.impl.AlbumImpl; import net.pterodactylus.sone.data.Image; import net.pterodactylus.sone.data.Post; import net.pterodactylus.sone.data.PostReply;