org.protempa.dest.deid.DeidentifiedDestination Maven / Gradle / Ivy

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Protempa Framework is the core of Protempa.
There is a newer version: 5.2-Alpha-2
package org.protempa.dest.deid;

import java.util.EventListener;
import java.util.List;
import org.protempa.DataSource;
import org.protempa.KnowledgeSource;
import org.protempa.ProtempaEventListener;
import org.protempa.dest.AbstractDestination;
import org.protempa.dest.Destination;
import org.protempa.dest.GetSupportedPropositionIdsException;
import org.protempa.dest.QueryResultsHandler;
import org.protempa.dest.QueryResultsHandlerInitException;
import org.protempa.dest.Statistics;
import org.protempa.dest.StatisticsException;
import org.protempa.query.Query;

/*
 * #%L
 * Protempa Framework
 * %%
 * Copyright (C) 2012 - 2013 Emory University
 * %%
 * 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.
 * #L%
 */

/**
 *
 * @author Andrew Post
 */
public final class DeidentifiedDestination extends AbstractDestination {
    private final Destination destination;
    private final DeidConfig deidConfig;
    private final String id;
    
    public DeidentifiedDestination(Destination destination, DeidConfig deidConfig) {
        if (destination == null) {
            throw new IllegalArgumentException("destination cannot be null");
        }
        if (deidConfig == null) {
            throw new IllegalArgumentException("deidConfig cannot be null");
        }
        this.destination = destination;
        this.deidConfig = deidConfig;
        this.id = this.destination.getId() + " with deidentification";
    }

    @Override
    public String getId() {
        return this.id;
    }

    @Override
    public QueryResultsHandler getQueryResultsHandler(Query query, DataSource dataSource, KnowledgeSource knowledgeSource, List eventListeners) throws QueryResultsHandlerInitException {
        try {
            return new DeidentifiedQueryResultsHandler(this.destination.getQueryResultsHandler(query, dataSource, knowledgeSource, eventListeners), this.deidConfig);
        } catch (EncryptionInitException ex) {
            throw new QueryResultsHandlerInitException("Error initializing deidentifier", ex);
        }
    }

    @Override
    public boolean isGetStatisticsSupported() {
        return this.destination.isGetStatisticsSupported();
    }

    @Override
    public Statistics getStatistics() throws StatisticsException {
        return this.destination.getStatistics();
    }

    @Override
    public String[] getSupportedPropositionIds(DataSource dataSource, KnowledgeSource knowledgeSource) throws GetSupportedPropositionIdsException {
        return destination.getSupportedPropositionIds(dataSource, knowledgeSource);
    }
    
}