org.primefaces.context.ApplicationContext Maven / Gradle / Ivy

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/*
 * Copyright 2009-2014 PrimeTek.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.primefaces.context;

import java.util.Map;
import javax.faces.context.FacesContext;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.primefaces.cache.CacheProvider;

import org.primefaces.config.PrimeConfiguration;
import static org.primefaces.context.RequestContext.INSTANCE_KEY;

/**
 * A {@link ApplicationContext} is a contextual store, similar to {@link RequestContext}.
 * Only one {@link ApplicationContext} should be available in the application.
 *
 * It can be accessed via:
 * 
 *  RequestContext.getCurrentInstance().getApplicationContext();
 * 
 */
public abstract class ApplicationContext {

    public static final String INSTANCE_KEY = ApplicationContext.class.getName();
    
    public static ApplicationContext getCurrentInstance() {
        FacesContext facesContext = FacesContext.getCurrentInstance();

        return (ApplicationContext) facesContext.getExternalContext().getApplicationMap().get(INSTANCE_KEY);
    }
    
    public static void setCurrentInstance(final ApplicationContext context, final FacesContext facesContext) {
        facesContext.getExternalContext().getApplicationMap().put(INSTANCE_KEY, context);
    }
    
	public abstract PrimeConfiguration getConfig();
	
	public abstract ValidatorFactory getValidatorFactory();
    
    public abstract CacheProvider getCacheProvider();
    
    public abstract Map, Map> getEnumCacheMap();
    
    public abstract Map, Map> getConstantsCacheMap();
    
    public abstract Validator getValidator();
    
    public abstract void release();
}