org.openmrs.module.kenyaemr.regimen.RegimenOrder.java Source code

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Here is the source code for org.openmrs.module.kenyaemr.regimen.RegimenOrder.java

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/**
 * The contents of this file are subject to the OpenMRS Public License
 * Version 1.0 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://license.openmrs.org
 *
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * License for the specific language governing rights and limitations
 * under the License.
 *
 * Copyright (C) OpenMRS, LLC.  All Rights Reserved.
 */

package org.openmrs.module.kenyaemr.regimen;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.lang3.builder.ToStringBuilder;
import org.openmrs.DrugOrder;

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

/**
 * Represents a regimen of drug orders
 */
public class RegimenOrder {

    private Set<DrugOrder> drugOrders;

    /**
     * Constructs a regimen
     * @param drugOrders the drug orders
     */
    public RegimenOrder(Set<DrugOrder> drugOrders) {
        this.drugOrders = drugOrders;
    }

    /**
     * @return the drugOrders
     */
    public Set<DrugOrder> getDrugOrders() {
        return drugOrders;
    }

    /**
     * Gets the drug orders in this regimen that match the given drug reference
     * @param drugRef the drug reference
     * @return the drug orders
     */
    public List<DrugOrder> getDrugOrders(DrugReference drugRef) {
        List<DrugOrder> ret = new ArrayList<DrugOrder>();
        for (DrugOrder o : drugOrders) {
            if (DrugReference.fromDrugOrder(o).equals(drugRef)) {
                ret.add(o);
            }
        }
        return ret;
    }

    /**
     * Gets the drugs in this regimen as references
     * @return the drugOrders
     */
    public List<DrugReference> getDrugReferences() {
        List<DrugReference> drugs = new ArrayList<DrugReference>();
        for (DrugOrder order : drugOrders) {
            drugs.add(DrugReference.fromDrugOrder(order));
        }
        return drugs;
    }

    /**
     * Checks the equality of regimen orders considering drugs only
     * @param order the other order
     * @return true if the order has same drugs as this order
     */
    public boolean hasSameDrugs(RegimenOrder order) {
        if (order == null) {
            return false;
        }

        return CollectionUtils.isEqualCollection(getDrugReferences(), order.getDrugReferences());
    }

    /**
     * @see Object#equals(Object)
     */
    @Override
    public boolean equals(Object o) {
        if (!(o instanceof RegimenOrder)) {
            return false;
        }

        RegimenOrder order = (RegimenOrder) o;

        return drugOrders.equals(order.getDrugOrders());
    }

    /**
     * @see Object#hashCode()
     */
    @Override
    public int hashCode() {
        return drugOrders.hashCode();
    }

    /**
     * @see Object#toString()
     */
    @Override
    public String toString() {
        return new ToStringBuilder(this).append("drugOrders", drugOrders).toString();
    }
}