001package org.hl7.fhir.dstu2.formats;
002
003/*-
004 * #%L
005 * org.hl7.fhir.dstu2
006 * %%
007 * Copyright (C) 2014 - 2019 Health Level 7
008 * %%
009 * Licensed under the Apache License, Version 2.0 (the "License");
010 * you may not use this file except in compliance with the License.
011 * You may obtain a copy of the License at
012 * 
013 *      http://www.apache.org/licenses/LICENSE-2.0
014 * 
015 * Unless required by applicable law or agreed to in writing, software
016 * distributed under the License is distributed on an "AS IS" BASIS,
017 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
018 * See the License for the specific language governing permissions and
019 * limitations under the License.
020 * #L%
021 */
022
023
024/*
025Copyright (c) 2011+, HL7, Inc
026All rights reserved.
027
028Redistribution and use in source and binary forms, with or without modification, 
029are permitted provided that the following conditions are met:
030
031 * Redistributions of source code must retain the above copyright notice, this 
032   list of conditions and the following disclaimer.
033 * Redistributions in binary form must reproduce the above copyright notice, 
034   this list of conditions and the following disclaimer in the documentation 
035   and/or other materials provided with the distribution.
036 * Neither the name of HL7 nor the names of its contributors may be used to 
037   endorse or promote products derived from this software without specific 
038   prior written permission.
039
040THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
041ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
042WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
043IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
044INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
045NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
046PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
047WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
048ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
049POSSIBILITY OF SUCH DAMAGE.
050
051*/
052
053import java.math.BigDecimal;
054import java.net.URI;
055
056import org.apache.commons.codec.binary.Base64;
057
058public abstract class FormatUtilities {
059  public static final String ID_REGEX = "[A-Za-z0-9\\-\\.]{1,64}";
060  public static final String FHIR_NS = "http://hl7.org/fhir";
061  public static final String XHTML_NS = "http://www.w3.org/1999/xhtml";
062 
063  protected String toString(String value) {
064    return value;
065  }
066  
067  protected String toString(int value) {
068    return java.lang.Integer.toString(value);
069  }
070  
071  protected String toString(boolean value) {
072    return java.lang.Boolean.toString(value);
073  }
074  
075  protected String toString(BigDecimal value) {
076    return value.toString();
077  }
078  
079  protected String toString(URI value) {
080    return value.toString();
081  }
082
083  public static String toString(byte[] value) {
084    byte[] encodeBase64 = Base64.encodeBase64(value);
085    return new String(encodeBase64);
086  }
087  
088        public static boolean isValidId(String tail) {
089          return tail.matches(ID_REGEX);
090  }
091
092  public static String makeId(String candidate) {
093    StringBuilder b = new StringBuilder();
094    for (char c : candidate.toCharArray())
095      if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '.' || c == '-')
096        b.append(c);
097    return b.toString();
098  }
099  
100  public static ParserBase makeParser(FhirFormat format) {
101    switch (format) {
102    case XML : return new XmlParser();
103    case JSON : return new JsonParser();
104    case TURTLE : throw new Error("unsupported Format "+format.toString()); // return new TurtleParser();
105    case VBAR : throw new Error("unsupported Format "+format.toString()); // 
106    case TEXT : throw new Error("unsupported Format "+format.toString()); // 
107    }
108    throw new Error("unsupported Format "+format.toString());
109  }
110  
111  public static ParserBase makeParser(String format) {
112    if ("XML".equalsIgnoreCase(format)) return new XmlParser();
113    if ("JSON".equalsIgnoreCase(format)) return new JsonParser();
114    if ("TURTLE".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // return new TurtleParser();
115    if ("JSONLD".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // return new JsonLdParser();
116    if ("VBAR".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // 
117    if ("TEXT".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // 
118    throw new Error("unsupported Format "+format);
119  }  
120
121
122
123
124}