org.xlcloud.console.menu.MenuGroupAllowancePredicate.java Source code

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Here is the source code for org.xlcloud.console.menu.MenuGroupAllowancePredicate.java

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/*
 * Copyright 2012 AMG.lab, a Bull Group Company
 * 
 * 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.xlcloud.console.menu;

import org.apache.commons.collections.Predicate;
import org.xlcloud.console.context.EntitlementEngine;

/**
 * Predicate that indicates whether given menu group should be displayed for the current user.
 * Group is displayed only if it contains allowed menu items: {@link MenuGroup#hasAnyAllowedMenuItem(EntitlementEngine)}
 * 
 * @author Konrad Krl, AMG.net
 */
public class MenuGroupAllowancePredicate implements Predicate {

    private EntitlementEngine entitlementEngine;

    public MenuGroupAllowancePredicate(EntitlementEngine entitlementEngine) {
        this.entitlementEngine = entitlementEngine;
    }

    /** {@inheritDoc} */
    @Override
    public boolean evaluate(Object object) {
        return ((MenuGroup) object).hasAnyAllowedMenuItem(entitlementEngine);
    }

}