/*
 * Copyright 2005-2008 Les Hazlewood
 *
 * 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.jsecurity.web.tags;

/**
 * @since 0.1
 * @author Les Hazlewood
 */
public class LacksRoleTag extends RoleTag {

    public LacksRoleTag() {
    }

    protected boolean showTagBody( String roleName ) {
        boolean hasRole = getSubject() != null && getSubject().hasRole( roleName );
        return !hasRole;
    }

}