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Diffstat (limited to 'plugins/org.eclipse.net4j.buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/dnd/BuddiesTransfer.java')
-rw-r--r--plugins/org.eclipse.net4j.buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/dnd/BuddiesTransfer.java77
1 files changed, 77 insertions, 0 deletions
diff --git a/plugins/org.eclipse.net4j.buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/dnd/BuddiesTransfer.java b/plugins/org.eclipse.net4j.buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/dnd/BuddiesTransfer.java
new file mode 100644
index 0000000000..7b62c32396
--- /dev/null
+++ b/plugins/org.eclipse.net4j.buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/dnd/BuddiesTransfer.java
@@ -0,0 +1,77 @@
+/***************************************************************************
+ * Copyright (c) 2004 - 2007 Eike Stepper, Germany.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Eike Stepper - initial API and implementation
+ **************************************************************************/
+package org.eclipse.net4j.buddies.internal.ui.dnd;
+
+import org.eclipse.net4j.buddies.IBuddySession;
+import org.eclipse.net4j.buddies.internal.ui.SessionManager;
+import org.eclipse.net4j.buddies.internal.ui.bundle.OM;
+import org.eclipse.net4j.buddies.protocol.IBuddy;
+import org.eclipse.net4j.util.io.ExtendedDataInputStream;
+import org.eclipse.net4j.util.io.ExtendedDataOutputStream;
+import org.eclipse.net4j.util.ui.dnd.DNDTransfer;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author Eike Stepper
+ */
+public class BuddiesTransfer extends DNDTransfer<IBuddy[]>
+{
+ public static final String TYPE_NAME = "buddies-transfer-format";
+
+ public static final BuddiesTransfer INSTANCE = new BuddiesTransfer();
+
+ public BuddiesTransfer()
+ {
+ super(TYPE_NAME);
+ }
+
+ @Override
+ protected void writeObject(ExtendedDataOutputStream out, IBuddy[] buddies) throws IOException
+ {
+ out.writeInt(buddies.length);
+ for (IBuddy buddy : buddies)
+ {
+ out.writeString(buddy.getUserID());
+ }
+ }
+
+ @Override
+ protected IBuddy[] readObject(ExtendedDataInputStream in) throws IOException
+ {
+ IBuddySession session = SessionManager.INSTANCE.getSession();
+ if (session == null)
+ {
+ OM.LOG.warn("Buddy session is not available");
+ return null;
+ }
+
+ List<IBuddy> buddies = new ArrayList<IBuddy>();
+ int size = in.readInt();
+ for (int i = 0; i < size; i++)
+ {
+ String userID = in.readString();
+ IBuddy buddy = session.getBuddy(userID);
+ if (buddy != null)
+ {
+ buddies.add(buddy);
+ }
+ else
+ {
+ OM.LOG.warn("Buddy is not available: " + userID);
+ }
+ }
+
+ return buddies.toArray(new IBuddy[buddies.size()]);
+ }
+}

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