org.xlcloud.console.entitlements.CompositeEntitlementDictionary Maven / Gradle / Ivy

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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.entitlements;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Predicate;
import org.xlcloud.console.context.EntitlementEngine;
import org.xlcloud.console.context.IdentityContext;
import org.xlcloud.console.entitlements.scope.predicates.EntitlementDictionaryPredicate;

import org.xlcloud.service.AccessToken;
import org.xlcloud.service.Group;
import org.xlcloud.service.User;

/**
 * Representation of the composite entitlement dictionary.
 * Composite dictionary contains a list of other child dictionaries.
 *
 * @author Konrad Król, AMG.net
 */
public class CompositeEntitlementDictionary extends AbstractEntitlementDictionary {

    private List includedEntitlementDictionaries = new ArrayList();
    
    public CompositeEntitlementDictionary(Long id, String description, CompositeEntitlementDictionary parent) {
        super(id, description, parent);
    }
    
    public CompositeEntitlementDictionary(Long id, String description) {
        super(id, description);
    }
    
    /**
     * Adds a new dictionary to the list of children dictionaries.
     * @param entitlementDictionary entitlement dictionary
     */
    public void addIncludedEntitlementDictionary(EntitlementDictionary entitlementDictionary) {
        includedEntitlementDictionaries.add(entitlementDictionary);
    }
    
    /**
     * @return included dictionaries that are children of this dictionary
     */
    public List getIncludedEntitlementDictionaries() {
        return includedEntitlementDictionaries;
    }

    /** {@inheritDoc} */
    @Override
    public boolean availableFor(final EntitlementEngine entitlementEngine, final IdentityContext identityContext, final EntitlementDictionaryPredicate predicate) {
        return anyOfIncludedEntitlementDictionaries(new Predicate() {
            @Override
            public boolean evaluate(Object object) {
                return ((EntitlementDictionary) object).availableFor(entitlementEngine, identityContext, predicate);
            }
        });
        
    }
    
    /** {@inheritDoc} */
    @Override
    public boolean isOwnedBy(final User user, final EntitlementEngine entitlementEngine) {
        return anyOfIncludedEntitlementDictionaries(new Predicate() {
            @Override
            public boolean evaluate(Object object) {
                return ((EntitlementDictionary) object).isOwnedBy(user, entitlementEngine);
            }
        });
    }
    
    /** {@inheritDoc} */
    @Override
    public boolean isOwnedBy(final Group group, final EntitlementEngine entitlementEngine) {
        return anyOfIncludedEntitlementDictionaries(new Predicate() {
            @Override
            public boolean evaluate(Object object) {
                return ((EntitlementDictionary) object).isOwnedBy(group, entitlementEngine);
            }
        });
    }
    
    /** {@inheritDoc} */
    @Override
    public boolean isOwnedBy(final AccessToken accessToken, final User accessTokenUser, final EntitlementEngine entitlementEngine) {
        return anyOfIncludedEntitlementDictionaries(new Predicate() {
            @Override
            public boolean evaluate(Object object) {
                return ((EntitlementDictionary) object).isOwnedBy(accessToken, accessTokenUser, entitlementEngine);
            }
        });
    }
    
    private boolean anyOfIncludedEntitlementDictionaries(Predicate predicate) {
        return CollectionUtils.exists(includedEntitlementDictionaries, predicate);
    }
}