SystemPropertiesService forward-ported for JBoss 7.x

jboss-service.xml

<?xml version="1.0" encoding="UTF-8"?>
<server xmlns="urn:jboss:service:7.0"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
  xsi:schemaLocation="urn:jboss:service:7.0 http://our.private.schema.server/dtds/jb7/jboss-service_7_0.xsd">
  <mbean code="ucs.jb4compat.SystemPropertiesService" name="jboss.util:type=Service,name=SystemProperties-YourEarName">
    <!-- Load properties from each of the given comma seperated URLs.  Path is relative to root of JBoss/standalone. -->
    <attribute name="URLList">configuration/YourEarName.properties</attribute>
  </mbean>
</server>

layout.txt

# Layout of the module:
modules/ucs/jb4compat/main/jb4compat.jar
modules/ucs/jb4compat/main/module.xml

Contents of the JAR:
$ unzip -l modules/ucs/jb4compat/main/jb4compat.jar
Archive:  modules/ucs/jb4compat/main/jb4compat.jar
  Length     Date   Time    Name
 --------    ----   ----    ----
        0  09-21-12 14:44   META-INF/
      106  09-21-12 14:44   META-INF/MANIFEST.MF
        0  09-21-12 14:44   ucs/
        0  09-21-12 14:44   ucs/jb4compat/
     6497  09-21-12 14:44   ucs/jb4compat/DynamicLoginConfig.class
      674  09-21-12 14:44   ucs/jb4compat/DynamicLoginConfigMBean.class
     3284  09-21-12 14:44   ucs/jb4compat/SystemPropertiesService.class
      603  09-21-12 14:44   ucs/jb4compat/SystemPropertiesServiceMBean.class
     5301  09-21-12 14:44   ucs/jb4compat/XMLLoginConfig.class
     1419  09-21-12 14:44   ucs/jb4compat/XMLLoginConfigMBean.class
 --------                   -------
    17884                   10 files

module.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--
  JBoss module which adds back functionality removed between JBoss 4.2.3 and 7.1.1
-->
<module xmlns="urn:jboss:module:1.1" name="ucs.jb4compat">
  <resources>
    <resource-root path="jb4compat.jar"/>
  </resources>
  
  <dependencies>
    <!-- Note: There are more modules listed here than necessary for this: We're working on a few other mbeans from 4.2.x to get login-config.xml parsed, etc. -->
    <module name="javax.api"/>
    <module name="org.jboss.common-core"/>
    <module name="org.jboss.as.security"/>
    <module name="org.jboss.as.server"/>
    <module name="org.jboss.ironjacamar.api"/>
    <module name="org.jboss.logging"/>
    <module name="org.picketbox"/>
    <module name="org.slf4j"/>
  </dependencies>
</module>

SystemPropertiesService.java

package ucs.jb4compat;

/***************************************
 *                                     *
 *  JBoss: The OpenSource J2EE WebOS   *
 *                                     *
 *  Distributable under LGPL license.  *
 *  See terms of license at gnu.org.   *
 *                                     *
 ***************************************/

import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.Properties;
import java.util.StringTokenizer;

import org.slf4j.LoggerFactory;

/**
 * A service to access system properties.
 *
 * @jmx:mbean name="jboss.varia:type=Service,name=SystemProperties" extends="org.jboss.system.ServiceMBean"
 *
 * @author <a href="mailto:jason@planet57.com">Jason Dillon</a>
 * @author Scott.Stark@jboss.org
 * @author zbedell - hacked to import minimal property file loading capability for JBoss 7.x
 */
public class SystemPropertiesService implements SystemPropertiesServiceMBean {

  // /////////////////////////////////////////////////////////////////////////
  // Property/PropertyManager Access //
  // /////////////////////////////////////////////////////////////////////////

  /**
   * Set a system property.
   *
   * @jmx:managed-operation
   *
   * @param name
   *          The name of the property to set.
   * @param value
   *          The value of the property.
   * @return Previous property value or null
   */
  @Override
  public String set(final String name, final String value) {
    return (String) System.getProperties().put(name, value);
  }

  /**
   * Get a system property.
   *
   * @jmx:managed-operation
   *
   * @param name
   *          Property name
   * @param defaultValue
   *          Default property value
   * @return Property value or default
   */
  @Override
  public String get(final String name, final String defaultValue) {
    return System.getProperties().getProperty(name, defaultValue);
  }

  /**
   * Get a system property.
   *
   * @jmx:managed-operation
   *
   * @param name
   *          Property name
   * @return Property value or null
   */
  @Override
  public String get(final String name) {
    return System.getProperties().getProperty(name);
  }

  /**
   * Remove a system property.
   *
   * @jmx:managed-operation
   *
   * @param name
   *          The name of the property to remove.
   * @return Removed property value or null
   */
  @Override
  public String remove(final String name) {
    return (String)System.getProperties().remove(name);
  }

  /**
   * Check if a system property of the given name exists.
   *
   * @jmx:managed-operation
   *
   * @param name
   *          Property name
   * @return True if property exists
   */
  @Override
  public boolean exists(final String name) {
    return System.getProperties().containsKey(name);
  }

  // /////////////////////////////////////////////////////////////////////////
  // Property Loading //
  // /////////////////////////////////////////////////////////////////////////

  /**
   * Load some system properties from the given URL.
   *
   * @jmx:managed-operation
   *
   * @param url
   *          The url to load properties from.
   */
  @Override
  public void load(final URL url) throws IOException {
    LoggerFactory.getLogger(SystemPropertiesService.class).info("Loading system properties from: " + url);

    final Properties props = System.getProperties();
    final InputStream is = url.openConnection().getInputStream();
    props.load(is);
    is.close();
  }

  /**
   * Load some system properties from the given URL.
   *
   * @jmx:managed-operation
   *
   * @param url
   *          The url to load properties from.
   */
  @Override
  public void load(final String url) throws IOException, MalformedURLException {
    load(new File(new File(System.getProperty("jboss.server.base.dir")), url).toURI().toURL());
  }

  // /////////////////////////////////////////////////////////////////////////
  // JMX & Configuration Helpers //
  // /////////////////////////////////////////////////////////////////////////

  /**
   * Load system properties for each of the given comma separated urls.
   *
   * @jmx:managed-attribute
   *
   * @param list
   *          A list of comma separated urls.
   */
  @Override
  public void setURLList(final String list) throws MalformedURLException, IOException {
    if(list == null) {
      // We'll get null if JBoss is rolling back the deployment.  Ignore it...  No way to put the Genie back in the bottle
      // once we've dumped our properties System.getProperties().
      return;
    }

    final StringTokenizer stok = new StringTokenizer(list, ",");

    while(stok.hasMoreTokens()) {
      final String url = stok.nextToken();
      load(url);
    }
  }

  /**
   * Set system properties by merging the given properties object. This will replace valid references to properties of the form ${x}
   * in 'props' or a System property with the value of x.
   *
   * @jmx:managed-attribute
   *
   * @param props
   *          Properties object to merge.
   */
  @Override
  public void setProperties(final Properties props) throws IOException {
    LoggerFactory.getLogger(SystemPropertiesService.class).debug("Merging with system properties: " + props);
    System.getProperties().putAll(props);
  }
}

SystemPropertiesServiceMBean.java

package ucs.jb4compat;


/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

/**
 * MBean interface.
 */
public interface SystemPropertiesServiceMBean {

   /**
    * Set a system property.
    * @param name The name of the property to set.
    * @param value The value of the property.
    * @return Previous property value or null    */
  java.lang.String set(java.lang.String name,java.lang.String value) ;

   /**
    * Get a system property.
    * @param name Property name
    * @param defaultValue Default property value
    * @return Property value or default    */
  java.lang.String get(java.lang.String name,java.lang.String defaultValue) ;

   /**
    * Get a system property.
    * @param name Property name
    * @return Property value or null    */
  java.lang.String get(java.lang.String name) ;

   /**
    * Remove a system property.
    * @param name The name of the property to remove.
    * @return Removed property value or null    */
  java.lang.String remove(java.lang.String name) ;

   /**
    * Check if a system property of the given name exists.
    * @param name Property name
    * @return True if property exists    */
  boolean exists(java.lang.String name) ;

   /**
    * Load some system properties from the given URL.
    * @param url The url to load properties from.    */
  void load(java.net.URL url) throws java.io.IOException;

   /**
    * Load some system properties from the given URL.
    * @param url The url to load properties from.    */
  void load(java.lang.String url) throws java.io.IOException, java.net.MalformedURLException;

   /**
    * Load system properties for each of the given comma separated urls.
    * @param list A list of comma separated urls.    */
  void setURLList(java.lang.String list) throws java.net.MalformedURLException, java.io.IOException;

   /**
    * Set system properties by merging the given properties object. This will replace valid references to properties of the form ${x} in 'props' or a System property with the value of x.
    * @param props Properties object to merge.    */
  void setProperties(java.util.Properties props) throws java.io.IOException;

}

Thanks a lot for this properties service port, it works great!!

We will wondering if you have some code for loginXMLConfigService?

Thanks in advance