libreccm-legacy/ccm-core/src/com/arsdigita/templating/TemplatingConfig.java

123 lines
4.3 KiB
Java
Executable File

/*
* Copyright (C) 2003-2004 Red Hat Inc. All Rights Reserved.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package com.arsdigita.templating;
import com.arsdigita.runtime.AbstractConfig;
import com.arsdigita.util.parameter.Parameter;
import com.arsdigita.util.parameter.IntegerParameter;
import com.arsdigita.util.parameter.SingletonParameter;
import com.arsdigita.util.parameter.StringParameter;
import org.apache.log4j.Logger;
/**
* @author Justin Ross
* @version $Id: TemplatingConfig.java 287 2005-02-22 00:29:02Z sskracic $
*/
public final class TemplatingConfig extends AbstractConfig {
/** Internal logger instance to faciliate debugging. Enable logging output
* by editing /WEB-INF/conf/log4j.properties int hte runtime environment
* and set com.arsdigita.templating.TemplatingConfig=DEBUG by uncommenting
* it */
private static final Logger s_log = Logger.getLogger
(TemplatingConfig.class);
/** Singelton config object. */
private static TemplatingConfig s_conf;
/**
* Gain a WorkspaceConfig object.
*
* Singelton pattern, don't instantiate a config object using the
* constructor directly!
* @return
*/
public static synchronized TemplatingConfig getInstanceOf() {
if (s_conf == null) {
s_conf = new TemplatingConfig();
s_conf.load();
}
return s_conf;
}
/** Fully qualified path string to file contain the pattern file for
{@link com.arsdigita.templating.PatternStylesheetResolver
PatternStylesheetResolver} */
private final Parameter m_paths = new StringParameter
("waf.templating.stylesheet_paths", Parameter.REQUIRED,
"/WEB-INF/resources/stylesheet-paths.txt");
/** Specifies class for the implementation of StylesheetResolver Interface
to resolve a modules stylesheet. */
private final Parameter m_resolver = new SingletonParameter
("waf.templating.stylesheet_resolver", Parameter.REQUIRED,
new PatternStylesheetResolver());
/** Specifies number of stylesheets cached. */
private final Parameter m_cacheSize = new IntegerParameter
("waf.templating.stylesheet_cache_size", Parameter.OPTIONAL,
null);
/** Duration of stylesheet cache in seconds */
private final Parameter m_cacheAge = new IntegerParameter
("waf.templating.stylesheet_cache_age", Parameter.OPTIONAL,
null);
public TemplatingConfig() {
register(m_paths);
register(m_resolver);
register(m_cacheSize);
register(m_cacheAge);
loadInfo();
}
/**
* Get name and location of stylesheet pattern file.
*
* @return String with fully qualified file name
*/
final String getStylesheetPaths() {
return (String) get(m_paths);
}
/**
* Gets the stylesheet resolver. This value is set via the
* <code>com.arsdigita.templating.stylesheet_resolver</code>
* system property.
* @return
*/
public final StylesheetResolver getStylesheetResolver() {
return (StylesheetResolver) get(m_resolver);
}
/** Can be null.
* @return */
public final Integer getCacheSize() {
return (Integer) get(m_cacheSize);
}
/** Can be null.
* @return */
public final Integer getCacheAge() {
return (Integer) get(m_cacheAge);
}
}