Turn post into an interface, add default implementation.
[Sone.git] / src / main / java / net / pterodactylus / sone / data / impl / PostImpl.java
diff --git a/src/main/java/net/pterodactylus/sone/data/impl/PostImpl.java b/src/main/java/net/pterodactylus/sone/data/impl/PostImpl.java
new file mode 100644 (file)
index 0000000..2269738
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+/*
+ * Sone - PostImpl.java - Copyright © 2010–2012 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 <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.data.impl;
+
+import java.util.UUID;
+
+import net.pterodactylus.sone.data.Post;
+import net.pterodactylus.sone.data.Sone;
+
+/**
+ * A post is a short message that a user writes in his Sone to let other users
+ * know what is going on.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class PostImpl implements Post {
+
+       /** The GUID of the post. */
+       private final UUID id;
+
+       /** The Sone this post belongs to. */
+       private volatile Sone sone;
+
+       /** The Sone of the recipient. */
+       private volatile Sone recipient;
+
+       /** The time of the post (in milliseconds since Jan 1, 1970 UTC). */
+       private volatile long time;
+
+       /** The text of the post. */
+       private volatile String text;
+
+       /** Whether the post is known. */
+       private volatile boolean known;
+
+       /**
+        * Creates a new post.
+        *
+        * @param id
+        *            The ID of the post
+        */
+       public PostImpl(String id) {
+               this(id, null, 0, null);
+       }
+
+       /**
+        * Creates a new post.
+        *
+        * @param sone
+        *            The Sone this post belongs to
+        * @param text
+        *            The text of the post
+        */
+       public PostImpl(Sone sone, String text) {
+               this(sone, System.currentTimeMillis(), text);
+       }
+
+       /**
+        * Creates a new post.
+        *
+        * @param sone
+        *            The Sone this post belongs to
+        * @param time
+        *            The time of the post (in milliseconds since Jan 1, 1970 UTC)
+        * @param text
+        *            The text of the post
+        */
+       public PostImpl(Sone sone, long time, String text) {
+               this(UUID.randomUUID().toString(), sone, time, text);
+       }
+
+       /**
+        * Creates a new post.
+        *
+        * @param id
+        *            The ID of the post
+        * @param sone
+        *            The Sone this post belongs to
+        * @param time
+        *            The time of the post (in milliseconds since Jan 1, 1970 UTC)
+        * @param text
+        *            The text of the post
+        */
+       public PostImpl(String id, Sone sone, long time, String text) {
+               this.id = UUID.fromString(id);
+               this.sone = sone;
+               this.time = time;
+               this.text = text;
+       }
+
+       //
+       // ACCESSORS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getId() {
+               return id.toString();
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public Sone getSone() {
+               return sone;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public PostImpl setSone(Sone sone) {
+               this.sone = sone;
+               return this;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public Sone getRecipient() {
+               return recipient;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public PostImpl setRecipient(Sone recipient) {
+               if (!sone.equals(recipient)) {
+                       this.recipient = recipient;
+               }
+               return this;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public long getTime() {
+               return time;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public PostImpl setTime(long time) {
+               this.time = time;
+               return this;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String getText() {
+               return text;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public PostImpl setText(String text) {
+               this.text = text;
+               return this;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public boolean isKnown() {
+               return known;
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public PostImpl setKnown(boolean known) {
+               this.known = known;
+               return this;
+       }
+
+       //
+       // OBJECT METHODS
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public int hashCode() {
+               return id.hashCode();
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public boolean equals(Object object) {
+               if (!(object instanceof PostImpl)) {
+                       return false;
+               }
+               PostImpl post = (PostImpl) object;
+               return post.id.equals(id);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       @Override
+       public String toString() {
+               return getClass().getName() + "[id=" + id + ",sone=" + sone + ",time=" + time + ",text=" + text + "]";
+       }
+
+}