Add temporary image.

diff --git a/src/main/java/net/pterodactylus/sone/data/TemporaryImage.java b/src/main/java/net/pterodactylus/sone/data/TemporaryImage.java
new file mode 100644 (file)
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+++ b/src/main/java/net/pterodactylus/sone/data/TemporaryImage.java
@@ -0,0 +1,113 @@
+/*
+ * Sone - TemporaryImage.java - Copyright © 2011 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;
+
+import java.util.UUID;
+
+import net.pterodactylus.util.validation.Validation;
+
+/**
+ * A temporary image stores an uploaded image in memory until it has been
+ * inserted into Freenet and is subsequently loaded from there.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class TemporaryImage {
+
+       /** The ID of the temporary image. */
+       private final String id;
+
+       /** The MIME type of the image. */
+       private String mimeType;
+
+       /** The encoded image data. */
+       private byte[] imageData;
+
+       /**
+        * Creates a new temporary image with a random ID.
+        */
+       public TemporaryImage() {
+               this(UUID.randomUUID().toString());
+       }
+
+       /**
+        * Creates a new temporary image.
+        *
+        * @param id
+        *            The ID of the temporary image
+        */
+       public TemporaryImage(String id) {
+               this.id = id;
+       }
+
+       /**
+        * Returns the ID of the temporary image.
+        *
+        * @return The ID of the temporary image
+        */
+       public String getId() {
+               return id;
+       }
+
+       /**
+        * Returns the MIME type of the image.
+        *
+        * @return The MIME type of the image
+        */
+       public String getMimeType() {
+               return mimeType;
+       }
+
+       /**
+        * Sets the MIME type of the image. The MIME type can only be set once and
+        * it must not be {@code null}.
+        *
+        * @param mimeType
+        *            The MIME type of the image
+        * @return This temporary image
+        */
+       public TemporaryImage setMimeType(String mimeType) {
+               Validation.begin().isNotNull("MIME Type", mimeType).isNull("Previous MIME Type", this.mimeType).check();
+               this.mimeType = mimeType;
+               return this;
+       }
+
+       /**
+        * Returns the encoded image data.
+        *
+        * @return The encoded image data
+        */
+       public byte[] getImageData() {
+               return imageData;
+       }
+
+       /**
+        * Sets the encoded image data. The encoded image data can only be set once
+        * and it must not be {@code null}.
+        *
+        * @param imageData
+        *            The encoded image data
+        * @return This temporary image
+        */
+       public TemporaryImage setImageData(byte[] imageData) {
+               Validation.begin().isNotNull("Image Data", imageData).isNull("Previous Image Data", this.imageData).check();
+               this.imageData = imageData;
+               return this;
+       }
+
+}