Initial add: syslog module for JBoss AS 7

modules/x1/jboss-syslog/main/module.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module xmlns="urn:jboss:module:1.1" name="x1.jboss-syslog">
+    <resources>
+        <resource-root path="x1.jboss-syslog-1.0.0.jar"/>
+    </resources>
+    <dependencies>
+
+    </dependencies>
+</module>

pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>x1.jboss</groupId>
+  <artifactId>x1.jboss-syslog</artifactId>
+  <version>1.0.0-SNAPSHOT</version>
+  <name>jboss-syslog</name>
+  <description>Syslog appender for JBoss AS 7</description>
+  <url>http://maven.x1/site/x1/jboss-syslog</url>
+  <inceptionYear>2012</inceptionYear>
+  <scm>
+    <developerConnection>scm:svn:http://www.x1/repos/x1/trunk/x1/jboss-syslog</developerConnection>
+    <url>https://www.x1/cgi-bin/viewvc.cgi/x1/trunk/x1/jboss-syslog</url>
+  </scm>
+  <licenses>
+    <license>
+      <distribution>GNU General Public License, version 2, with the Classpath Exception</distribution>
+    </license>
+  </licenses>
+  <properties>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+  </properties>
+  <ciManagement>
+    <system>Hudson</system>
+    <url>http://apollo.x1:9080/job/jboss-syslog/</url>
+    <notifiers>
+      <notifier>
+        <type>mail</type>
+        <sendOnError>true</sendOnError>
+        <sendOnFailure>true</sendOnFailure>
+        <sendOnSuccess>true</sendOnSuccess>
+        <sendOnWarning>true</sendOnWarning>
+        <configuration>
+          <address>root@www.x1</address>
+        </configuration>
+      </notifier>
+    </notifiers>
+  </ciManagement>
+  <distributionManagement>
+    <site>
+      <id>jboss-syslog.x1.website</id>
+      <name>X1 Website</name>
+      <url>scp://joe@www.x1/var/maven/site/x1/jboss-syslog</url>
+    </site>
+    <repository>
+      <id>x1-repo</id>
+      <name>X1 Maven Repository</name>
+      <url>http://www.x1/nexus/content/repositories/x1-repo</url>
+    </repository>
+    <snapshotRepository>
+      <id>x1-snapshot-repo</id>
+      <name>X1 Maven Snapshot Repository</name>
+      <url>http://www.x1/nexus/content/repositories/x1-snapshot-repo</url>
+    </snapshotRepository>
+  </distributionManagement>
+  <organization>
+    <name>X1</name>
+    <url>https://www.x1</url>
+  </organization>
+  <developers>
+    <developer>
+      <id>joe</id>
+      <name>Johannes Beck</name>
+      <email>mail@johannes-beck.name</email>
+      <url>http://johannes-beck.name</url>
+      <organization>X1</organization>
+      <organizationUrl>https://www.x1</organizationUrl>
+      <roles>
+        <role>Developer</role>
+      </roles>
+      <timezone>+1</timezone>
+      <properties>
+        <skype>johannesbeck</skype>
+      </properties>
+    </developer>
+  </developers>
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-compiler-plugin</artifactId>
+        <version>2.3.2</version>
+        <configuration>
+          <source>1.6</source>
+          <target>1.6</target>
+        </configuration>
+      </plugin>
+    </plugins>
+  </build>
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <version>4.10</version>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+</project>

src/main/java/x1/jboss/syslog/BooleanLatch.java

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+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * The contents of this file are subject to the terms of the GNU
+ * General Public License Version 2 only ("GPL").  
+ * You may not use this file except in compliance with the License.  You can
+ * obtain a copy of the License at http://www.gnu.org/licenses/gpl-2.0.html
+ * See the License for the specific language governing permissions and 
+ * limitations under the License.
+ *
+ * When distributing the software, include this License Header Notice in each
+ * file and include the License file at packager/legal/LICENSE.txt.
+ *
+ * GPL Classpath Exception:
+ * This particular file is designated as subject to the "Classpath"
+ * exception. 
+ *
+ * Modifications:
+ * If applicable, add the following below the License Header, with the fields
+ * enclosed by brackets [] replaced by your own identifying information:
+ * "Portions Copyright [year] [name of copyright owner]"
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ * Copyright (c) 2009-2010 Oracle and/or its affiliates. 
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package x1.jboss.syslog;
+
+import java.util.concurrent.locks.AbstractQueuedSynchronizer;
+
+/**
+ * Acts like a CountDownLatch except that it only requires a single signal to
+ * fire. Because a latch is non-exclusive, it uses the shared acquire and
+ * release methods.
+ * 
+ * @author Jerome Dochez
+ */
+public class BooleanLatch extends AbstractQueuedSynchronizer {
+  private static final long serialVersionUID = -2380570517815530977L;
+
+  public boolean isSignalled() {
+    return getState() != 0;
+  }
+
+  public int tryAcquireShared(int ignore) {
+    return isSignalled() ? 1 : -1;
+  }
+
+  public boolean tryReleaseShared(int ignore) {
+    setState(1);
+    return true;
+  }
+}

src/main/java/x1/jboss/syslog/Syslog.java

@@ -0,0 +1,113 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * The contents of this file are subject to the terms of the GNU
+ * General Public License Version 2 only ("GPL").  
+ * You may not use this file except in compliance with the License.  You can
+ * obtain a copy of the License at http://www.gnu.org/licenses/gpl-2.0.html
+ * See the License for the specific language governing permissions and 
+ * limitations under the License.
+ *
+ * When distributing the software, include this License Header Notice in each
+ * file and include the License file at packager/legal/LICENSE.txt.
+ *
+ * GPL Classpath Exception:
+ * This particular file is designated as subject to the "Classpath"
+ * exception. 
+ *
+ * Modifications:
+ * If applicable, add the following below the License Header, with the fields
+ * enclosed by brackets [] replaced by your own identifying information:
+ * "Portions Copyright [year] [name of copyright owner]"
+ *
+ * This file incorporates work covered by the following copyright and
+ * permission notice:
+ *
+ * Copyright (c) 2009-2010 Oracle and/or its affiliates. 
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package x1.jboss.syslog;
+
+import java.io.IOException;
+import java.net.DatagramPacket;
+import java.net.DatagramSocket;
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+
+import java.util.logging.Logger;
+import java.util.logging.Level;
+
+/**
+ * Send a message via syslog.
+ *
+ * this code is taken from spy.jar and enhanced User: cmott
+ */
+public class Syslog {
+  public static final int EMERG = 0;
+  public static final int ALERT = 1;
+  public static final int CRIT = 2;
+  public static final int ERR = 3;
+  public static final int WARNING = 4;
+  public static final int NOTICE = 5;
+  public static final int INFO = 6;
+  public static final int DEBUG = 7;
+
+  public static final int KERN = 0;
+  public static final int USER = 8;
+  public static final int MAIL = 16;
+  public static final int DAEMON = 24;
+  public static final int AUTH = 32;
+  public static final int SYSLOG = 40;
+  public static final int LPR = 48;
+  public static final int NEWS = 56;
+  public static final int UUCP = 64;
+  public static final int CRON = 72;
+  public static final int AUTHPRIV = 80;
+  public static final int FTP = 88;
+  public static final int LOCAL0 = 128;
+  public static final int LOCAL1 = 136;
+  public static final int LOCAL2 = 144;
+  public static final int LOCAL3 = 152;
+  public static final int LOCAL4 = 160;
+  public static final int LOCAL5 = 168;
+  public static final int LOCAL6 = 176;
+  public static final int LOCAL7 = 184;
+
+  private static final int PORT = 514;
+
+  private final InetAddress addr;
+  private Logger logger = Logger.getLogger(Logger.GLOBAL_LOGGER_NAME).getParent();
+
+  /**
+   * Log to a particular log host.
+   */
+  public Syslog(String loghost) throws UnknownHostException {
+    addr = InetAddress.getByName(loghost);
+  }
+
+  /**
+   * Send a log message.
+   */
+  public void log(int facility, int level, String msg) {
+    int fl = facility | level;
+
+    String what = "<" + fl + ">" + msg;
+
+    try {
+      DatagramPacket dp = new DatagramPacket(what.getBytes(), what.length(), addr, PORT);
+      DatagramSocket s = new DatagramSocket();
+      s.send(dp);
+      if (!s.isClosed()) {
+        s.close();
+      }
+    } catch (IOException e) {
+      logger.log(Level.WARNING, "Error sending syslog packet", e);
+    }
+  }
+
+}