001package org.hl7.fhir.r4.formats;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009    
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030 */
031
032import java.io.IOException;
033import java.math.BigDecimal;
034
035/**
036 * Facade to GSON writer, or something that imposes property ordering first
037 * 
038 * @author Grahame
039 *
040 */
041public interface JsonCreator {
042
043  void setIndent(String string);
044
045  void beginObject() throws IOException;
046
047  void endObject() throws IOException;
048
049  void nullValue() throws IOException;
050
051  void name(String name) throws IOException;
052
053  void value(String value) throws IOException;
054
055  void value(Boolean value) throws IOException;
056
057  void value(BigDecimal value) throws IOException;
058
059  void valueNum(String value) throws IOException; // allow full control of representation
060
061  void value(Integer value) throws IOException;
062
063  void beginArray() throws IOException;
064
065  void endArray() throws IOException;
066
067  void finish() throws IOException;
068
069  // only used by an creator that actually produces xhtml
070  void link(String href);
071}