1 | /*
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2 | * To change this template, choose Tools | Templates
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3 | * and open the template in the editor.
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4 | */
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5 | package gov.hhs.fha.nhinc.gateway.policyenginetransformation.Helpers;
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6 |
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7 | import gov.hhs.fha.nhinc.common.nhinccommon.AssertionType;
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8 | import gov.hhs.fha.nhinc.common.nhinccommon.HomeCommunityType;
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9 | import gov.hhs.fha.nhinc.nhinclib.NullChecker;
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10 | import oasis.names.tc.xacml._2_0.context.schema.os.SubjectType;
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11 |
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12 | /**
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13 | *
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14 | * @author rayj
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15 | */
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16 | public class SubjectHelper {
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17 |
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18 | private static final String SubjectCategory = "urn:oasis:names:tc:xacml:1.0:subject-category:access-subject";
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19 | private static final String UserAttributeId = "urn:oasis:names:tc:xacml:1.0:subject:subject-id";
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20 | private static final String UserRoleAttributeId = "urn:gov:hhs:fha:nhinc:user-role-code";
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21 | private static final String PurposeAttributeId = "urn:gov:hhs:fha:nhinc:purpose-for-use";
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22 | private static final String UserHomeCommunityAttributeId = "urn:gov:hhs:fha:nhinc:home-community-id";
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23 |
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24 | public static SubjectType subjectFactory(HomeCommunityType sendingHomeCommunity, AssertionType assertion) {
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25 | SubjectType subject = new SubjectType();
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26 | subject.setSubjectCategory(SubjectCategory);
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27 | subject.getAttribute().add(AttributeHelper.attributeFactory(UserAttributeId, Constants.DataTypeString, AssertionHelper.extractUserName(assertion)));
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28 | subject.getAttribute().add(AttributeHelper.attributeFactory(UserHomeCommunityAttributeId, Constants.DataTypeString, determineSendingHomeCommunityId(sendingHomeCommunity, assertion)));
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29 | return subject;
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30 | }
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31 |
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32 | public static SubjectType subjectFactoryReident(HomeCommunityType sendingHomeCommunity, AssertionType assertion) {
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33 | SubjectType subject = new SubjectType();
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34 | subject.setSubjectCategory(SubjectCategory);
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35 | subject.getAttribute().add(AttributeHelper.attributeFactory(UserRoleAttributeId, Constants.DataTypeString, AssertionHelper.extractUserRole(assertion)));
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36 | subject.getAttribute().add(AttributeHelper.attributeFactory(PurposeAttributeId, Constants.DataTypeString, AssertionHelper.extractPurpose(assertion)));
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37 | subject.getAttribute().add(AttributeHelper.attributeFactory(UserHomeCommunityAttributeId, Constants.DataTypeString, determineSendingHomeCommunityId(sendingHomeCommunity, assertion)));
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38 | return subject;
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39 | }
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40 |
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41 | private static String determineSendingHomeCommunityId(HomeCommunityType sendingHomeCommunity, AssertionType assertion) {
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42 | String homeCommunityId = null;
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43 |
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44 | if (sendingHomeCommunity != null) {
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45 | homeCommunityId = sendingHomeCommunity.getHomeCommunityId();
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46 | }
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47 |
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48 | if (NullChecker.isNullish(homeCommunityId)) {
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49 | homeCommunityId = AssertionHelper.extractUserHomeCommunity(assertion);
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50 | }
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51 |
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52 | return homeCommunityId;
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53 | }
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54 | }
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