org.opencms.loader.CmsTemplateLoaderFacade Maven / Gradle / Ivy
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/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
*
* 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.
*
* For further information about Alkacon Software GmbH & Co. KG, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* 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 org.opencms.loader;
import org.opencms.file.CmsResource;
/**
* Facade object that provides access to the template loader for a resource.
*
* Some resource types are actually not loadable themself but require a template
* to be processed. This template is attached using the template property.
* Depending on the resource type of the template itself, a loader is then selected that
* processed the requested resource. The processing itself might start on the template,
* or on the requested resource (this will depend on the loader and the resource type implementation).
*
* @since 6.0.0
*/
public class CmsTemplateLoaderFacade {
/** The selected template context. */
private CmsTemplateContext m_context;
/** The resource loader. */
private I_CmsResourceLoader m_loader;
/** The resource requested by the user. */
private CmsResource m_resource;
/** The template file attached to the resource. */
private CmsResource m_template;
/** The template name. */
private String m_templateName = "";
/**
* Creates a new template loader facade.
*
* Some resource types are actually not loadable themself but require a template
* to be processed. This template is attached using the template property.
* Depending on the resource type of the template itself, a loader is then selected that
* processed the requested resource. The processing itself might start on the template,
* or on the requested resource (this will depend on the loader and the resource type implementation).
*
* @param loader the loader to use
* @param resource the file to use
* @param template the template to use (ignored if null)
* @throws CmsLoaderException in case the template file does not use a loader that actually supports templates
*/
public CmsTemplateLoaderFacade(I_CmsResourceLoader loader, CmsResource resource, CmsResource template)
throws CmsLoaderException {
if (!loader.isUsableForTemplates()) {
throw new CmsLoaderException(Messages.get().container(Messages.ERR_LOADER_NOT_TEMPLATE_ENABLED_0));
}
m_loader = loader;
m_resource = resource;
m_template = template;
}
/**
* Returns the loader.
*
* @return the loader
*/
public I_CmsResourceLoader getLoader() {
return m_loader;
}
/**
* Returns the loaders start resource.
*
* @return the loaders start resource
*/
public CmsResource getLoaderStartResource() {
if (m_loader.isUsingUriWhenLoadingTemplate()) {
return m_resource;
} else {
return m_template;
}
}
/**
* Returns the resource.
*
* @return the resource
*/
public CmsResource getResource() {
return m_resource;
}
/**
* Returns the template.
*
* @return the template
*/
public CmsResource getTemplate() {
return m_template;
}
/**
* Gets the template context.
*
* @return the template context
*/
public CmsTemplateContext getTemplateContext() {
return m_context;
}
/**
* Gets the template name.
*
* @return the template name
*/
public String getTemplateName() {
return m_templateName;
}
/**
* Sets the template context.
*
* @param context the template context
*/
public void setTemplateContext(CmsTemplateContext context) {
m_context = context;
}
/**
* Sets the template name.
*
* @param templateName the new template name
*/
public void setTemplateName(String templateName) {
m_templateName = templateName;
}
}