1 /* 2 * Copyright (c) 2002-2024, City of Paris 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice 10 * and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright notice 13 * and the following disclaimer in the documentation and/or other materials 14 * provided with the distribution. 15 * 16 * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its 17 * contributors may be used to endorse or promote products derived from 18 * this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 * 32 * License 1.0 33 */ 34 package fr.paris.lutece.plugins.rest.util.json; 35 36 import com.fasterxml.jackson.databind.ObjectMapper; 37 import com.fasterxml.jackson.databind.node.ObjectNode; 38 import java.util.Map; 39 40 /** 41 * JSON Utils 42 */ 43 public final class JSONUtil 44 { 45 46 /** Private constructor */ 47 private JSONUtil( ) 48 { 49 } 50 51 /** 52 * Convert a model into a JSON formatted string 53 * 54 * @param model 55 * The model 56 * @return The JSON string 57 */ 58 public static String model2Json( Map model ) 59 { 60 ObjectNode json = json( model ); 61 62 return json.toPrettyString( ); 63 } 64 65 /** 66 * Convert a model into a JSON object 67 * 68 * @param model 69 * The model 70 * @return The JSON Object 71 */ 72 public static ObjectNode json( Map model ) 73 { 74 ObjectMapper objectMapper = new ObjectMapper( ); 75 76 return objectMapper.convertValue( model, ObjectNode.class ); 77 } 78 79 /** 80 * Format error as JSON 81 * 82 * @param strMessage 83 * the error message 84 * @param nCode 85 * The error code 86 * @return The formatted string 87 */ 88 public static String formatError( String strMessage, int nCode ) 89 { 90 ObjectMapper mapper = new ObjectMapper( ); 91 ObjectNode json = mapper.createObjectNode( ); 92 ObjectNode detail = mapper.createObjectNode( ); 93 94 detail.put( "message", strMessage ); 95 detail.put( "code", nCode ); 96 json.set( "error", detail ); 97 98 return json.toPrettyString( ); 99 } 100 }