org.nuclos.common.collect.collectable.searchcondition.CollectableIdListCondition.java Source code

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Here is the source code for org.nuclos.common.collect.collectable.searchcondition.CollectableIdListCondition.java

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//Copyright (C) 2010  Novabit Informationssysteme GmbH
//
//This file is part of Nuclos.
//
//Nuclos is free software: you can redistribute it and/or modify
//it under the terms of the GNU Affero General Public License as published by
//the Free Software Foundation, either version 3 of the License, or
//(at your option) any later version.
//
//Nuclos is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU Affero General Public License for more details.
//
//You should have received a copy of the GNU Affero General Public License
//along with Nuclos.  If not, see <http://www.gnu.org/licenses/>.
package org.nuclos.common.collect.collectable.searchcondition;

import java.util.Collection;
import java.util.List;

import org.apache.commons.collections.CollectionUtils;
import org.nuclos.common.collect.collectable.searchcondition.visit.Visitor;
import org.nuclos.common.collection.Transformer;
import org.nuclos.common2.LangUtils;

/**
 * <code>CollectableSearchCondition</code> that compares the <code>Collectable</code>'s id's.
 * <br>
 * <br>Created by Novabit Informationssysteme GmbH
 * <br>Please visit <a href="http://www.novabit.de">www.novabit.de</a>
 *
 * @author   <a href="mailto:Christoph.Radig@novabit.de">Christoph.Radig</a>
 * @version   01.00.00
 */
public final class CollectableIdListCondition extends AbstractCollectableSearchCondition {

    private final Collection<? extends Object> oIds;

    /**
     * TODO: Argument should be List<Long>.
     */
    public CollectableIdListCondition(Collection<? extends Object> oIds) {
        this.oIds = oIds;
    }

    public Collection<? extends Object> getIds() {
        return this.oIds;
    }

    public Collection<Long> getLongIds() {
        return org.nuclos.common.collection.CollectionUtils.transform(getIds(), new Transformer<Object, Long>() {
            @Override
            public Long transform(Object i) {
                return Long.valueOf(i.toString());
            }
        });
    }

    /**
     * @deprecated Don't use this constant in new applications.
     */
    @Override
    public int getType() {
        return TYPE_ID;
    }

    @Override
    public boolean isSyntacticallyCorrect() {
        return true;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (!(o instanceof CollectableIdListCondition)) {
            return false;
        }
        final CollectableIdListCondition that = (CollectableIdListCondition) o;

        return CollectionUtils.isEqualCollection(this.oIds, that.oIds);
    }

    @Override
    public int hashCode() {
        return LangUtils.hashCode(this.oIds);
    }

    @Override
    public <O, Ex extends Exception> O accept(Visitor<O, Ex> visitor) throws Ex {
        return visitor.visitIdListCondition(this);
    }

    /**
     * 
     * @param longIds
     * @return
     */
    public static CollectableIdListCondition newCollectableIdListCondition(List<Long> longIds) {
        return new CollectableIdListCondition(
                org.nuclos.common.collection.CollectionUtils.transform(longIds, new Transformer<Long, Object>() {
                    @Override
                    public Object transform(Long i) {
                        return i;
                    }
                }));
    }

    @Override
    public String toString() {
        return getClass().getName() + ":" + getConditionName() + ":" + oIds;
    }

} // class CollectableIdCondition