org.primefaces.context.DefaultApplicationContext Maven / Gradle / Ivy
/*
* 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 java.util.concurrent.ConcurrentHashMap;
import javax.faces.FacesException;
import javax.faces.context.FacesContext;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.primefaces.cache.CacheProvider;
import org.primefaces.cache.DefaultCacheProvider;
import org.primefaces.config.PrimeConfiguration;
import org.primefaces.util.Constants;
public class DefaultApplicationContext extends ApplicationContext {
private PrimeConfiguration config;
private ValidatorFactory validatorFactory;
private Validator validator;
private CacheProvider cacheProvider;
private Map, Map> enumCacheMap;
private Map, Map> constantsCacheMap;
public DefaultApplicationContext(FacesContext context) {
this(context, new PrimeConfiguration(context));
}
public DefaultApplicationContext(FacesContext context, PrimeConfiguration config) {
this.config = config;
if (this.config.isBeanValidationAvailable()) {
this.validatorFactory = Validation.buildDefaultValidatorFactory();
this.validator = validatorFactory.getValidator();
}
enumCacheMap = new ConcurrentHashMap, Map>();
constantsCacheMap = new ConcurrentHashMap, Map>();
}
@Override
public PrimeConfiguration getConfig() {
return config;
}
@Override
public ValidatorFactory getValidatorFactory() {
return validatorFactory;
}
@Override
public CacheProvider getCacheProvider() {
if (cacheProvider == null) {
initCacheProvider();
}
return cacheProvider;
}
/**
* Lazy init cache provider. Not required if no cache component is used in the application.
*/
protected synchronized void initCacheProvider() {
if (cacheProvider == null) {
String cacheProviderConfigValue = FacesContext.getCurrentInstance().getExternalContext().getInitParameter(Constants.ContextParams.CACHE_PROVIDER);
if(cacheProviderConfigValue == null) {
cacheProvider = new DefaultCacheProvider();
}
else {
try {
cacheProvider = (CacheProvider) Class.forName(cacheProviderConfigValue).newInstance();
}
catch (ClassNotFoundException ex) {
throw new FacesException(ex);
}
catch (InstantiationException ex) {
throw new FacesException(ex);
}
catch (IllegalAccessException ex) {
throw new FacesException(ex);
}
}
}
}
@Override
public Map, Map> getEnumCacheMap() {
return enumCacheMap;
}
@Override
public Map, Map> getConstantsCacheMap() {
return constantsCacheMap;
}
@Override
public Validator getValidator() {
return validator;
}
@Override
public void release() {
if (validatorFactory != null && config != null && config.isAtLeastBV11()) {
validatorFactory.close();
}
}
}