From 534a085e40b52ab8df7d113e159d108744b8d2a1 Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@freenetproject.org>
Date: Thu, 19 Mar 2009 21:21:57 +0100
Subject: [PATCH 1/1] Add addPeer() methods.

---
 src/net/pterodactylus/fcp/highlevel/FcpClient.java | 104 +++++++++++++++++++++
 1 file changed, 104 insertions(+)

diff --git a/src/net/pterodactylus/fcp/highlevel/FcpClient.java b/src/net/pterodactylus/fcp/highlevel/FcpClient.java
index a5fba45..88bc13f 100644
--- a/src/net/pterodactylus/fcp/highlevel/FcpClient.java
+++ b/src/net/pterodactylus/fcp/highlevel/FcpClient.java
@@ -21,11 +21,13 @@ package net.pterodactylus.fcp.highlevel;
 
 import java.io.IOException;
 import java.net.InetAddress;
+import java.net.URL;
 import java.net.UnknownHostException;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.concurrent.CountDownLatch;
 
+import net.pterodactylus.fcp.AddPeer;
 import net.pterodactylus.fcp.ClientHello;
 import net.pterodactylus.fcp.CloseConnectionDuplicateClientName;
 import net.pterodactylus.fcp.EndListPeers;
@@ -34,6 +36,7 @@ import net.pterodactylus.fcp.FcpConnection;
 import net.pterodactylus.fcp.FcpListener;
 import net.pterodactylus.fcp.ListPeers;
 import net.pterodactylus.fcp.NodeHello;
+import net.pterodactylus.fcp.NodeRef;
 import net.pterodactylus.fcp.Peer;
 import net.pterodactylus.fcp.ProtocolError;
 
@@ -231,6 +234,107 @@ public class FcpClient {
 	}
 
 	/**
+	 * Adds the given peer to the node.
+	 *
+	 * @param peer
+	 *            The peer to add
+	 * @throws IOException
+	 *             if an I/O error occurs
+	 * @throws FcpException
+	 *             if an FCP error occurs
+	 */
+	public void addPeer(Peer peer) throws IOException, FcpException {
+		addPeer(peer.getNodeRef());
+	}
+
+	/**
+	 * Adds the peer defined by the noderef to the node.
+	 *
+	 * @param nodeRef
+	 *            The noderef that defines the new peer
+	 * @throws IOException
+	 *             if an I/O error occurs
+	 * @throws FcpException
+	 *             if an FCP error occurs
+	 */
+	public void addPeer(NodeRef nodeRef) throws IOException, FcpException {
+		addPeer(new AddPeer(nodeRef));
+	}
+
+	/**
+	 * Adds a peer, reading the noderef from the given URL.
+	 *
+	 * @param url
+	 *            The URL to read the noderef from
+	 * @throws IOException
+	 *             if an I/O error occurs
+	 * @throws FcpException
+	 *             if an FCP error occurs
+	 */
+	public void addPeer(URL url) throws IOException, FcpException {
+		addPeer(new AddPeer(url));
+	}
+
+	/**
+	 * Adds a peer, reading the noderef of the peer from the given file.
+	 * <strong>Note:</strong> the file to read the noderef from has to reside on
+	 * the same machine as the node!
+	 *
+	 * @param file
+	 *            The name of the file containing the peer’s noderef
+	 * @throws IOException
+	 *             if an I/O error occurs
+	 * @throws FcpException
+	 *             if an FCP error occurs
+	 */
+	public void addPeer(String file) throws IOException, FcpException {
+		addPeer(new AddPeer(file));
+	}
+
+	/**
+	 * Sends the given {@link AddPeer} message to the node. This method should
+	 * not be called directly. Use one of {@link #addPeer(Peer)},
+	 * {@link #addPeer(NodeRef)}, {@link #addPeer(URL)}, or
+	 * {@link #addPeer(String)} instead.
+	 *
+	 * @param addPeer
+	 *            The “AddPeer” message
+	 * @throws IOException
+	 *             if an I/O error occurs
+	 * @throws FcpException
+	 *             if an FCP error occurs
+	 */
+	private void addPeer(AddPeer addPeer) throws IOException, FcpException {
+		ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+
+			/**
+			 * {@inheritDoc}
+			 */
+			@Override
+			public void receivedPeer(FcpConnection fcpConnection, Peer peer) {
+				completionLatch.countDown();
+			}
+		};
+		fcpConnection.addFcpListener(fcpListener);
+		try {
+			fcpConnection.sendMessage(addPeer);
+			while (true) {
+				try {
+					fcpListener.complete();
+					break;
+				} catch (InterruptedException ie1) {
+					/* ignore, we’ll loop. */
+				}
+			}
+		} finally {
+			fcpConnection.removeFcpListener(fcpListener);
+		}
+		if (fcpListener.getFcpException() != null) {
+			throw fcpListener.getFcpException();
+		}
+	}
+
+	/**
 	 * Implementation of an {@link FcpListener} that can store an
 	 * {@link FcpException} and wait for the arrival of a certain command.
 	 *
-- 
2.7.4