From 5633e6fb70b4dc9e066e41bb10481bf255dd433d Mon Sep 17 00:00:00 2001
From: =?utf8?q?David=20=E2=80=98Bombe=E2=80=99=20Roden?=
 <bombe@pterodactylus.net>
Date: Sat, 6 Apr 2013 14:37:42 +0200
Subject: [PATCH] Add class for reply source information.

---
 src/main/java/net/pterodactylus/irc/Source.java    | 106 +++++++++++++++++++++
 .../java/net/pterodactylus/irc/SourceTest.java     |  51 ++++++++++
 2 files changed, 157 insertions(+)
 create mode 100644 src/main/java/net/pterodactylus/irc/Source.java
 create mode 100644 src/test/java/net/pterodactylus/irc/SourceTest.java

diff --git a/src/main/java/net/pterodactylus/irc/Source.java b/src/main/java/net/pterodactylus/irc/Source.java
new file mode 100644
index 0000000..7574396
--- /dev/null
+++ b/src/main/java/net/pterodactylus/irc/Source.java
@@ -0,0 +1,106 @@
+/*
+ * XdccDownloader - Source.java - Copyright © 2013 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.irc;
+
+import com.google.common.base.Optional;
+
+/**
+ * Container for reply source information.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class Source {
+
+	/** The nickname. */
+	private final Optional<String> nick;
+
+	/** The username. */
+	private final Optional<String> username;
+
+	/** The server. */
+	private final String server;
+
+	/**
+	 * Creates a new source.
+	 *
+	 * @param nick
+	 * 		The nickname
+	 * @param username
+	 * 		The username
+	 * @param server
+	 * 		The server
+	 */
+	Source(Optional<String> nick, Optional<String> username, String server) {
+		this.nick = nick;
+		this.username = username;
+		this.server = server;
+	}
+
+	//
+	// ACCESSORS
+	//
+
+	/**
+	 * Returns the nickname of the source.
+	 *
+	 * @return The nickname of the source
+	 */
+	public Optional<String> nick() {
+		return nick;
+	}
+
+	/**
+	 * Returns the username of the source.
+	 *
+	 * @return The username of the source
+	 */
+	public Optional<String> username() {
+		return username;
+	}
+
+	/**
+	 * Returns the server of the source.
+	 *
+	 * @return The server of the source
+	 */
+	public String server() {
+		return server;
+	}
+
+	//
+	// STATIC METHODS
+	//
+
+	/**
+	 * Parses a source from the given string.
+	 *
+	 * @param source
+	 * 		The string to which to parse the source from
+	 * @return The parsed source
+	 */
+	public static Source parseSource(String source) {
+		int exclamationMark = source.indexOf('!');
+		int atSign = source.indexOf('@', exclamationMark);
+
+		if ((exclamationMark == -1) || (atSign == -1)) {
+			return new Source(Optional.<String>absent(), Optional.<String>absent(), source);
+		}
+		return new Source(Optional.of(source.substring(0, exclamationMark)), Optional.of(source.substring(exclamationMark + 1, atSign)), source.substring(atSign + 1));
+	}
+
+}
diff --git a/src/test/java/net/pterodactylus/irc/SourceTest.java b/src/test/java/net/pterodactylus/irc/SourceTest.java
new file mode 100644
index 0000000..84f4a85
--- /dev/null
+++ b/src/test/java/net/pterodactylus/irc/SourceTest.java
@@ -0,0 +1,51 @@
+/*
+ * XdccDownloader - SourceTest.java - Copyright © 2013 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.irc;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.hamcrest.CoreMatchers.notNullValue;
+import static org.hamcrest.MatcherAssert.assertThat;
+
+import com.google.common.base.Optional;
+import org.testng.annotations.Test;
+
+/**
+ * Tests for {@link Source}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class SourceTest {
+
+	@Test
+	public void testParser() {
+		Source source;
+
+		source = Source.parseSource("server.irc.net");
+		assertThat(source, notNullValue());
+		assertThat(source.nick(), is(Optional.<String>absent()));
+		assertThat(source.username(), is(Optional.<String>absent()));
+		assertThat(source.server(), is("server.irc.net"));
+
+		source = Source.parseSource("foo!bar@server.irc.net");
+		assertThat(source, notNullValue());
+		assertThat(source.nick(), is(Optional.of("foo")));
+		assertThat(source.username(), is(Optional.of("bar")));
+		assertThat(source.server(), is("server.irc.net"));
+	}
+
+}
-- 
2.7.4