001package org.hl7.fhir.dstu3.formats;
002
003/*-
004 * #%L
005 * org.hl7.fhir.dstu3
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;
057import org.hl7.fhir.dstu3.elementmodel.Manager.FhirFormat;
058
059public abstract class FormatUtilities {
060  public static final String ID_REGEX = "[A-Za-z0-9\\-\\.]{1,64}";
061  public static final String FHIR_NS = "http://hl7.org/fhir";
062  public static final String XHTML_NS = "http://www.w3.org/1999/xhtml";
063  public static final String NS_XSI = "http://www.w3.org/2001/XMLSchema-instance";
064 
065  protected String toString(String value) {
066    return value;
067  }
068  
069  protected String toString(int value) {
070    return java.lang.Integer.toString(value);
071  }
072  
073  protected String toString(boolean value) {
074    return java.lang.Boolean.toString(value);
075  }
076  
077  protected String toString(BigDecimal value) {
078    return value.toString();
079  }
080  
081  protected String toString(URI value) {
082    return value.toString();
083  }
084
085  public static String toString(byte[] value) {
086    byte[] encodeBase64 = Base64.encodeBase64(value);
087    return new String(encodeBase64);
088  }
089  
090        public static boolean isValidId(String tail) {
091          return tail.matches(ID_REGEX);
092  }
093
094  public static String makeId(String candidate) {
095    StringBuilder b = new StringBuilder();
096    for (char c : candidate.toCharArray())
097      if ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '.' || c == '-')
098        b.append(c);
099    return b.toString();
100  }
101
102  public static ParserBase makeParser(FhirFormat format) {
103    switch (format) {
104    case XML : return new XmlParser();
105    case JSON : return new JsonParser();
106    case TURTLE : throw new Error("unsupported Format "+format.toString()); // return new TurtleParser();
107    case JSONLD : throw new Error("unsupported Format "+format.toString()); // return new JsonLdParser();
108    case VBAR : throw new Error("unsupported Format "+format.toString()); // 
109    case TEXT : throw new Error("unsupported Format "+format.toString()); // 
110    }
111    throw new Error("unsupported Format "+format.toString());
112  }
113  
114  public static ParserBase makeParser(String format) {
115    if ("XML".equalsIgnoreCase(format)) return new XmlParser();
116    if ("JSON".equalsIgnoreCase(format)) return new JsonParser();
117    if ("TURTLE".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // return new TurtleParser();
118    if ("JSONLD".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // return new JsonLdParser();
119    if ("VBAR".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // 
120    if ("TEXT".equalsIgnoreCase(format)) throw new Error("unsupported Format "+format.toString()); // 
121    throw new Error("unsupported Format "+format);
122  }
123  
124
125
126
127}