/*
* Copyright 2002-2011 the original author or authors.
*
* 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.springframework.flex.config.xml;
import org.springframework.beans.factory.BeanCreationException;
import org.springframework.util.ClassUtils;
/**
* Detects the version of Spring Security being used at runtime and returns an appropriate {@link SpringSecurityConfigHelper}
*
* @author Jeremy Grelle
*/
public class SpringSecurityConfigResolver {
private static final String SECURITY3_CONFIG_HELPER_CLASSNAME = "org.springframework.flex.config.xml.SpringSecurity3ConfigHelper";
public static SpringSecurityConfigHelper resolve() {
return createConfigHelper(SECURITY3_CONFIG_HELPER_CLASSNAME);
}
static SpringSecurityConfigHelper createConfigHelper (String helperClassName) {
try {
return (SpringSecurityConfigHelper) ClassUtils.forName(helperClassName, SpringSecurityConfigResolver.class.getClassLoader()).newInstance();
} catch (Exception ex) {
throw new BeanCreationException("Could not construct an appropriate implementation of " + SpringSecurityConfigHelper.class.getName(), ex);
}
}
}