Source code

001package org.hl7.fhir.r5.utils;
002
003import java.util.Collections;
004
005/*
006  Copyright (c) 2011+, HL7, Inc.
007  All rights reserved.
008  
009  Redistribution and use in source and binary forms, with or without modification, 
010  are permitted provided that the following conditions are met:
011    
012   * Redistributions of source code must retain the above copyright notice, this 
013     list of conditions and the following disclaimer.
014   * Redistributions in binary form must reproduce the above copyright notice, 
015     this list of conditions and the following disclaimer in the documentation 
016     and/or other materials provided with the distribution.
017   * Neither the name of HL7 nor the names of its contributors may be used to 
018     endorse or promote products derived from this software without specific 
019     prior written permission.
020  
021  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
022  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
023  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
024  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
025  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
026  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
027  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
028  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
029  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
030  POSSIBILITY OF SUCH DAMAGE.
031  
032 */
033
034
035import java.util.List;
036import java.util.Locale;
037import java.util.Set;
038
039import org.hl7.fhir.r5.model.Coding;
040import org.hl7.fhir.r5.model.Base;
041import org.hl7.fhir.r5.model.Bundle;
042import org.hl7.fhir.r5.model.Bundle.BundleEntryComponent;
043import org.hl7.fhir.r5.model.Bundle.BundleLinkComponent;
044import org.hl7.fhir.r5.model.CanonicalResource;
045import org.hl7.fhir.r5.model.CodeableConcept;
046import org.hl7.fhir.r5.model.Meta;
047import org.hl7.fhir.r5.model.OperationOutcome;
048import org.hl7.fhir.r5.model.OperationOutcome.IssueSeverity;
049import org.hl7.fhir.r5.model.OperationOutcome.OperationOutcomeIssueComponent;
050import org.hl7.fhir.r5.model.Property;
051import org.hl7.fhir.r5.model.Resource;
052import org.hl7.fhir.r5.model.ResourceType;
053import org.hl7.fhir.utilities.CommaSeparatedStringBuilder;
054import org.hl7.fhir.utilities.Utilities;
055import org.hl7.fhir.utilities.xhtml.XhtmlComposer;
056
057/**
058 * Decoration utilities for various resource types
059 * @author Grahame
060 *
061 */
062public class ResourceUtilities {
063
064  public final static String FHIR_LANGUAGE = "urn:ietf:bcp:47";
065  private static JurisdictionLocales jl = new JurisdictionLocales(); 
066
067        public static boolean isAnError(OperationOutcome error) {
068                for (OperationOutcomeIssueComponent t : error.getIssue())
069                        if (t.getSeverity() == IssueSeverity.ERROR)
070                                return true;
071                        else if (t.getSeverity() == IssueSeverity.FATAL)
072                                return true;
073                return false;
074        }
075        
076        public static String getErrorDescription(OperationOutcome error) {  
077                if (error.hasText() && error.getText().hasDiv()) {
078                        return new XhtmlComposer(XhtmlComposer.XML).composePlainText(error.getText().getDiv());
079                }
080                
081                StringBuilder b = new StringBuilder();
082                for (OperationOutcomeIssueComponent t : error.getIssue()) {
083                        if (t.getSeverity() == IssueSeverity.ERROR) {
084                                b.append("Error: " +gen(t.getDetails())+"\r\n");
085                        } else if (t.getSeverity() == IssueSeverity.FATAL) {
086                                b.append("Fatal: " +gen(t.getDetails())+"\r\n");
087                        } else if (t.getSeverity() == IssueSeverity.WARNING) {
088                                b.append("Warning: " +gen(t.getDetails())+"\r\n");
089                        } else if (t.getSeverity() == IssueSeverity.INFORMATION) {
090                                b.append("Information: " +gen(t.getDetails())+"\r\n");
091                        }
092                }
093                return b.toString();
094  }
095
096
097  private static String gen(CodeableConcept details) {
098    if (details.hasText()) {
099      return details.getText();
100    }
101    for (Coding c : details.getCoding()) {
102      if (c.hasDisplay()) {
103        return c.getDisplay();
104      }
105    }
106    for (Coding c : details.getCoding()) {
107      if (c.hasCode()) {
108        return c.getCode();
109      }
110    }
111    return "(no details supplied)";   
112  }
113  
114  public static Resource getById(Bundle feed, ResourceType type, String reference) {
115    for (BundleEntryComponent item : feed.getEntry()) {
116      if (item.getResource().getId().equals(reference) && item.getResource().getResourceType() == type)
117        return item.getResource();
118    }
119    return null;
120  }
121
122  public static BundleEntryComponent getEntryById(Bundle feed, ResourceType type, String reference) {
123    for (BundleEntryComponent item : feed.getEntry()) {
124      if (item.getResource().getId().equals(reference) && item.getResource().getResourceType() == type)
125        return item;
126    }
127    return null;
128  }
129
130        public static String getLink(Bundle feed, String rel) {
131                for (BundleLinkComponent link : feed.getLink()) {
132                        if (link.getRelation().toCode().equals(rel))
133                                return link.getUrl();
134                }
135          return null;
136  }
137
138  public static Meta meta(Resource resource) {
139    if (!resource.hasMeta())
140      resource.setMeta(new Meta());
141    return resource.getMeta();
142  }
143  
144  public static Locale getLocale(CanonicalResource cr) {
145    return getLocale(cr.getLanguage(), cr.getJurisdiction());
146  }
147  
148  public static Locale getLocale(String lang, List<CodeableConcept> jurisdictions) {  
149    if (lang != null && lang.contains("-")) {
150      return Locale.forLanguageTag(lang);
151    }
152    for (CodeableConcept cc : jurisdictions) {
153      Locale locale = getLocale(lang, cc);
154      if (locale != null) {
155        return locale;
156      }
157    }
158    return null;
159  }
160
161
162  private static Locale getLocale(String lang, CodeableConcept cc) {
163    if (cc.hasCoding("http://unstats.un.org/unsd/methods/m49/m49.htm", "001")) {
164      return new Locale("en", "US");
165    }
166    String c = cc.getCode("urn:iso:std:iso:3166");
167    if (c == null) {
168      return null;
169    }
170    String l = jl.get(c);
171    if (l == null) {
172      return null;
173    } else if (lang != null) {
174      return Locale.forLanguageTag(lang+"-"+l.substring(l.indexOf("-")+1));
175    } else {
176      return Locale.forLanguageTag(l);
177    }
178 }
179
180  public static String listUrls(List<? extends CanonicalResource> list) {
181    CommaSeparatedStringBuilder b = new CommaSeparatedStringBuilder();
182    for (CanonicalResource t : list) {
183      b.append(t.getVUrl());
184    }
185    return b.toString();
186  }
187
188  public static String listStrings(Set<String> set, boolean sort) {
189    List<String> list = Utilities.sorted(set);
190    CommaSeparatedStringBuilder b = new CommaSeparatedStringBuilder();
191    for (String s : list) {
192      b.append(s);
193    }
194    if (sort) {
195      Collections.sort(list);
196    }
197    return b.toString();
198  }
199
200  public static boolean hasURL(String uri, Resource src) {
201    for (Property p : src.children()) {
202      if (hasURL(uri, p)) {
203        return true;
204      }
205    }
206    return false;
207  }
208
209  private static boolean hasURL(String uri, Property p) {
210    for (Base b : p.getValues()) {
211      if (b.isPrimitive()) {
212        return uri.equals(b.primitiveValue());
213      } else {
214        for (Property c : b.children()) {
215          if (hasURL(uri, c)) {
216            return true;
217          }
218        }
219      }
220    }
221    return false;
222  }
223}