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Embedded-Web Distribution of the Payara Project
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// Portions Copyright [2019-2021] [Payara Foundation and/or its affiliates]
package org.glassfish.admingui.theme;
import com.sun.webui.jsf.theme.JSFThemeContext;
import com.sun.webui.theme.ServletThemeContext;
import com.sun.webui.theme.ThemeContext;
import java.util.HashMap;
import java.util.Map;
import java.util.Properties;
import java.util.logging.Logger;
import jakarta.faces.context.FacesContext;
/**
* This class allows us to use a Map to pass in parameters
* which alter the Woodstock theme instead of using context-params from
* the web.xml. This allows us greater runtime control over the theme and
* helps allow the Woodstock theme properties to be overridden by
* plugins.
*
* @author ana
* @author Ken
*/
public class AdminguiThemeContext extends ServletThemeContext {
private static final Logger LOG = Logger.getLogger(AdminguiThemeContext.class.getName());
/**
* These keys are used when getting the property values
* provided in the custom theme plugin properties file.
*/
public static final String THEME_NAME_KEY = "com.sun.webui.theme.DEFAULT_THEME";
public static final String THEME_VERSION_KEY = "com.sun.webui.theme.DEFAULT_THEME_VERSION";
/**
* This hold a reference to an instance of JSFThemeContext which
* will help us implement the functionality of this class.
*/
private ThemeContext jsfThemeCtx = null;
/**
* This constructor takes in the theme name and version to use by default.
*
* @param themeName The theme name (i.e. suntheme).
* @param themeVersion The version number (i.e. 4.2).
*/
protected AdminguiThemeContext(String themeName, String themeVersion) {
super(setThemeParams(themeName, themeVersion));
// The following ThemeContext is created to allow us to delegate our
// logic to it.
jsfThemeCtx = JSFThemeContext.getInstance(FacesContext.getCurrentInstance());
jsfThemeCtx.setThemeServletContext("/theme");
}
/**
* @return an instance of ThemeContext creating one
* if necessary and persisting it in the ApplicationMap.
*/
public synchronized static ThemeContext getInstance(FacesContext context, String themeName, String themeVersion) {
LOG.finest(() -> String.format("getInstance(context=%s, themeName=%s, themeVersion=%s)", context, themeName,
themeVersion));
Map map = context.getExternalContext().getApplicationMap();
String themeKey = THEME_CONTEXT + themeName + themeVersion;
ThemeContext themeContext = (ThemeContext) map.get(themeKey);
if (themeContext == null) {
themeContext = new AdminguiThemeContext(themeName, themeVersion);
map.put(themeKey, themeContext);
}
return themeContext;
}
/**
* @return an instance of ThemeContext
* using properties provided via Integration point.
*/
public synchronized static ThemeContext getInstance(FacesContext context, Properties propMap) {
Map map = context.getExternalContext().getApplicationMap();
String themeName = (String) propMap.get(THEME_NAME_KEY);
String themeVersion = (String) propMap.get(THEME_VERSION_KEY);
String themeKey = THEME_CONTEXT + themeName + themeVersion;
LOG.finest(() -> "theme context key: " + themeKey);
ThemeContext themeContext = (ThemeContext) map.get(themeKey);
if (themeContext == null) {
themeContext = new AdminguiThemeContext(themeName, themeVersion);
map.put(themeKey, themeContext);
}
return themeContext;
}
/**
* Creates a Map object with the theme name and
* version.
*/
private static Map setThemeParams(final String theme, final String version) {
LOG.finest(() -> String.format("setThemeParams(theme=%s, version=%s)", theme, version));
final Map map = new HashMap<>();
final String themeForMap = theme == null ? "suntheme" : theme;
map.put(ThemeContext.DEFAULT_THEME, themeForMap);
final String versionForMap = version == null ? "4.2" : version;
map.put(ThemeContext.DEFAULT_THEME_VERSION, versionForMap);
return map;
}
/**
* This method delegates to JSFThemeContext.
*/
@Override
public ClassLoader getDefaultClassLoader() {
return jsfThemeCtx.getDefaultClassLoader();
}
/**
* This method delegates to JSFThemeContext.
*/
@Override
public void setDefaultClassLoader(ClassLoader classLoader) {
jsfThemeCtx.setDefaultClassLoader(classLoader);
}
/**
* This method delegates to JSFThemeContext.
*/
@Override
public String getRequestContextPath() {
return jsfThemeCtx.getRequestContextPath();
}
/**
* This method delegates to JSFThemeContext.
*/
@Override
public void setRequestContextPath(String path) {
jsfThemeCtx.setRequestContextPath(path);
}
/**
* This method delegates to JSFThemeContext.
*/
@Override
public String getResourcePath(String path) {
return jsfThemeCtx.getResourcePath(path);
}
}