Changed the root package from net.sf.briar to org.briarproject.

briar-api/src/org/briarproject/api/plugins/duplex/DuplexPlugin.java

@@ -0,0 +1,27 @@
+package org.briarproject.api.plugins.duplex;
+
+import org.briarproject.api.ContactId;
+import org.briarproject.api.crypto.PseudoRandom;
+import org.briarproject.api.plugins.Plugin;
+
+/** An interface for transport plugins that support duplex communication. */
+public interface DuplexPlugin extends Plugin {
+
+	/**
+	 * Attempts to create and return a connection to the given contact using
+	 * the current transport and configuration properties. Returns null if a
+	 * connection could not be created.
+	 */
+	DuplexTransportConnection createConnection(ContactId c);
+
+	/** Returns true if the plugin supports exchanging invitations. */
+	boolean supportsInvitations();
+
+	/**
+	 * Attempts to create and return an invitation connection to the remote
+	 * peer. Returns null if no connection can be established within the given
+	 * time.
+	 */
+	DuplexTransportConnection createInvitationConnection(PseudoRandom r,
+			long timeout);
+}