1 files changed, 62 insertions, 2 deletions

diff --git a/src/org/noreply/fancydress/directory/Server.java b/src/org/noreply/fancydress/directory/Server.java
index c4052d9..45ca720 100644
--- a/src/org/noreply/fancydress/directory/Server.java
+++ b/src/org/noreply/fancydress/directory/Server.java
@@ -35,6 +35,11 @@ public class Server {
 	ArrayList descriptors;
 
 	/**
+	 * whether or not this node is recommended.
+	 */
+	boolean recommended;
+
+	/**
 	 * Construct a Server from a given ServerDescriptor.
 	 *
 	 * @param descriptor a ServerDescriptor.
@@ -46,6 +51,51 @@ public class Server {
 
 		descriptors = new ArrayList();
 		descriptors.add(descriptor);
+		recommended = false;
+	}
+
+	/**
+	 * Set this node recommended.
+	 *
+	 * This is done by the Directory according to the recommended-servers list.
+	 *
+	 * @see Directory
+	 */
+	public void setRecommended() {
+		recommended = true;
+	}
+
+	/**
+	 * Get whether or not this node recommended.
+	 *
+	 * @return whether or not this node is recommended
+	 */
+	public boolean isRecommended() {
+		return recommended;
+	}
+
+	/**
+	 * Get whether or not this node is useable.
+	 *
+	 * A server is useable if it understands PacketVersions that we speak,
+	 * has a serverdescriptor that is useable right now, and this SD has
+	 * an Incoming/MMTP section.
+	 *
+	 * @return whether or not this node is useable
+	 */
+	public boolean isUseable() {
+		ServerDescriptor sd;
+		try {
+			 sd = getDescriptor();
+		} catch (Mix3NoServerDescriptorException e) {
+			return false;
+		}
+		String[] pv = sd.getPacketVersions(); /* getPacketVersions only returns packet versions that we understand */
+		if (pv.length == 0)
+			return false;
+		if (sd.getIncomingMMTPSection() == null)
+			return false;
+		return true;
 	}
 
 	/**
@@ -77,11 +127,21 @@ public class Server {
 	}
 
 	/**
+	 * Get the nickname of this server.
+	 *
+	 * @return nickname
+	 */
+	public String getNickname() {
+		return nickname;
+	}
+
+	/**
 	 * get the the currently valid server descriptor.
 	 *
 	 * @return current server descriptor
+	 * @throws Mix3NoServerDescriptorException if there is no valid server descriptor
 	 */
-	public ServerDescriptor getDescriptor() throws Mix3Exception {
+	public ServerDescriptor getDescriptor() throws Mix3NoServerDescriptorException {
 		ServerDescriptor result = null;
 		Date now = new Date();
 
@@ -93,7 +153,7 @@ public class Server {
 				result = desc;
 		}
 		if (result == null)
-			throw new Mix3Exception("No valid server descriptor found.");
+			throw new Mix3NoServerDescriptorException("No valid server descriptor found.");
 		return result;
 	}
 }