gov.va.rxnorm.DoseFormMapping.java Source code

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Here is the source code for gov.va.rxnorm.DoseFormMapping.java

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/**
 * Copyright Notice
 *
 * This is a work of the U.S. Government and is not subject to copyright
 * protection in the United States. Foreign copyrights may apply.
 * 
 * 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 gov.va.rxnorm;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URISyntaxException;
import java.util.stream.Stream;
import org.apache.commons.lang3.StringUtils;

public class DoseFormMapping {

    protected static class DoseForm {
        String sctid, tty, rxcui, doseFormString, snomedString, comment;
    }

    public static Stream<DoseForm> readDoseFormMapping() throws IOException, URISyntaxException {
        return new BufferedReader(
                new InputStreamReader(DoseFormMapping.class.getResourceAsStream("/10a1 Dose Form Mapping.txt")))
                        .lines().map(line -> {
                            return line.split("\t");
                        }).filter(items -> {
                            return (items.length >= 4 && StringUtils.isNumeric(items[3]) ? true : false);
                        }).map(items -> {
                            DoseForm df = new DoseForm();

                            df.tty = items[0];
                            df.rxcui = items[1];
                            df.doseFormString = items[2];
                            df.sctid = items[3];
                            if (items.length > 4) {
                                df.snomedString = items[4];
                            }
                            if (items.length > 5) {
                                df.comment = items[5];
                            }
                            return df;
                        });

    }
}