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/**
* ===========================================
* LibLayout : a free Java layouting library
* ===========================================
*
* Project Info: http://reporting.pentaho.org/liblayout/
*
* (C) Copyright 2006-2007, by Pentaho Corporation and Contributors.
*
* 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.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------
* $Id: DocumentContextUtility.java 6489 2008-11-28 14:53:40Z tmorgner $
* ------------
* (C) Copyright 2006-2007, by Pentaho Corporation.
*/
package org.jfree.layouting;
import java.util.Date;
import org.jfree.layouting.layouter.context.DocumentContext;
import org.jfree.layouting.layouter.context.LayoutStyle;
import org.jfree.layouting.layouter.i18n.DefaultLocalizationContext;
import org.jfree.layouting.layouter.i18n.LocalizationContext;
import org.jfree.layouting.layouter.style.resolver.SimpleStyleRuleMatcher;
import org.jfree.layouting.layouter.style.resolver.StyleRuleMatcher;
import org.pentaho.reporting.libraries.resourceloader.ResourceKey;
import org.pentaho.reporting.libraries.resourceloader.ResourceManager;
/**
* Creation-Date: 13.04.2006, 12:11:20
*
* @author Thomas Morgner
*/
public class DocumentContextUtility
{
private DocumentContextUtility()
{
}
public static ResourceKey getBaseResource(final DocumentContext context)
{
final Object o = context.getMetaAttribute
(DocumentContext.BASE_RESOURCE_ATTR);
if (o instanceof ResourceKey == false)
{
return null;
}
return (ResourceKey) o;
}
public static LocalizationContext getLocalizationContext(final DocumentContext context)
{
final Object o = context.getMetaAttribute
(DocumentContext.LOCALIZATION_ATTR);
if (o instanceof LocalizationContext == false)
{
final DefaultLocalizationContext value = new DefaultLocalizationContext();
context.setMetaAttribute(DocumentContext.LOCALIZATION_ATTR, value);
return value;
}
return (LocalizationContext) o;
}
public static ResourceManager getResourceManager(final DocumentContext context)
{
final Object o = context.getMetaAttribute(DocumentContext.RESOURCE_MANAGER_ATTR);
if (o instanceof ResourceManager == false)
{
final ResourceManager value = new ResourceManager();
value.registerDefaults();
context.setMetaAttribute(DocumentContext.RESOURCE_MANAGER_ATTR, value);
return value;
}
return (ResourceManager) o;
}
public static Date getDate(final DocumentContext context)
{
final Object o = context.getMetaAttribute(DocumentContext.DATE_ATTR);
if (o instanceof Date == false)
{
final Date value = new Date();
context.setMetaAttribute(DocumentContext.DATE_ATTR, value);
return value;
}
return (Date) o;
}
public static StyleRuleMatcher getStyleRuleMatcher(final DocumentContext context)
{
final Object o = context.getMetaAttribute(DocumentContext.STYLE_MATCHER_ATTR);
if (o instanceof StyleRuleMatcher == false)
{
final StyleRuleMatcher value = new SimpleStyleRuleMatcher();
context.setMetaAttribute(DocumentContext.STYLE_MATCHER_ATTR, value);
return value;
}
return (StyleRuleMatcher) o;
}
public static LayoutStyle getInitialStyle(final DocumentContext context)
{
final Object o = context.getMetaAttribute(DocumentContext.INITIAL_STYLE);
if (o instanceof LayoutStyle == false)
{
throw new IllegalStateException();
}
return (LayoutStyle) o;
}
}
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