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/* ========================================================================
* JCommon : a free general purpose class library for the Java(tm) platform
* ========================================================================
*
* (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jcommon/index.html
*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* -------------
* BaseBoot.java
* -------------
* (C)opyright 2004, by Thomas Morgner and Contributors.
*
* Original Author: Thomas Morgner;
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* $Id: BaseBoot.java,v 1.9 2006/02/19 21:10:47 taqua Exp $
*
* Changes
* -------
* 07-Jun-2004 : Added source headers (DG);
*
*/
package org.jfree.base;
import org.jfree.JCommon;
import org.jfree.base.config.ModifiableConfiguration;
import org.jfree.base.log.DefaultLogModule;
import org.jfree.util.Configuration;
import org.jfree.util.ObjectUtilities;
/**
* The base boot class. This initializes the services provided by
* JCommon.
*
* @author Thomas Morgner
*/
public class BaseBoot extends AbstractBoot {
/**
* Singleton instance.
*/
private static BaseBoot singleton;
/**
* The project info.
*/
private BootableProjectInfo bootableProjectInfo;
/**
* Default constructor (private).
*/
private BaseBoot() {
this.bootableProjectInfo = JCommon.INFO;
}
/**
* Returns the global configuration as modifiable configuration reference.
*
* @return the global configuration
*/
public static ModifiableConfiguration getConfiguration() {
return (ModifiableConfiguration) getInstance().getGlobalConfig();
}
/**
* Returns the global configuration for JFreeReport.
* <p/>
* In the current implementation, the configuration has no properties defined, but
* references a parent configuration that: <ul> <li>copies across all the
* <code>System</code> properties to use as report configuration properties (obviously
* the majority of them will not apply to reports);</li> <li>itself references a parent
* configuration that reads its properties from a file <code>jfreereport.properties</code>.
* </ul>
*
* @return the global configuration.
*/
protected synchronized Configuration loadConfiguration() {
return createDefaultHierarchicalConfiguration
("/org/jfree/base/jcommon.properties",
"/jcommon.properties", true);
}
/**
* Returns the boot instance.
*
* @return The boot instance.
*/
public static synchronized AbstractBoot getInstance() {
if (singleton == null) {
singleton = new BaseBoot();
}
return singleton;
}
/**
* Performs the boot process.
*/
protected void performBoot() {
// configure the classloader from the properties-file.
ObjectUtilities.setClassLoaderSource
(getConfiguration().getConfigProperty("org.jfree.ClassLoader"));
getPackageManager().addModule(DefaultLogModule.class.getName());
getPackageManager().load("org.jfree.jcommon.modules.");
getPackageManager().initializeModules();
}
/**
* Returns the project info.
*
* @return The project info.
*/
protected BootableProjectInfo getProjectInfo() {
return this.bootableProjectInfo;
}
}
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