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.io.OutputStreamWriter; 034import java.math.BigDecimal; 035 036import com.google.gson.stream.JsonWriter; 037 038public class JsonCreatorGson implements JsonCreator { 039 040 JsonWriter gson; 041 042 public JsonCreatorGson(OutputStreamWriter osw) { 043 gson = new JsonWriter(osw); 044 } 045 046 @Override 047 public void setIndent(String indent) { 048 gson.setIndent(indent); 049 } 050 051 @Override 052 public void beginObject() throws IOException { 053 gson.beginObject(); 054 } 055 056 @Override 057 public void endObject() throws IOException { 058 gson.endObject(); 059 } 060 061 @Override 062 public void nullValue() throws IOException { 063 gson.nullValue(); 064 } 065 066 @Override 067 public void name(String name) throws IOException { 068 gson.name(name); 069 } 070 071 @Override 072 public void value(String value) throws IOException { 073 gson.value(value); 074 } 075 076 @Override 077 public void value(Boolean value) throws IOException { 078 gson.value(value); 079 } 080 081 @Override 082 public void value(BigDecimal value) throws IOException { 083 gson.value(value); 084 } 085 086 @Override 087 public void value(Integer value) throws IOException { 088 gson.value(value); 089 } 090 091 @Override 092 public void beginArray() throws IOException { 093 gson.beginArray(); 094 } 095 096 @Override 097 public void endArray() throws IOException { 098 gson.endArray(); 099 } 100 101 @Override 102 public void finish() { 103 // nothing to do here 104 105 } 106 107 @Override 108 public void link(String href) { 109 // not used 110 } 111 112 @Override 113 public void valueNum(String value) throws IOException { 114 value(new BigDecimal(value)); 115 } 116 117}