001/* 002 * (C) Copyright 2014 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * Anahide Tchertchian 018 */ 019package org.nuxeo.targetplatforms.io; 020 021import java.io.IOException; 022import java.io.OutputStream; 023import java.util.List; 024 025import org.nuxeo.targetplatforms.api.TargetPackage; 026import org.nuxeo.targetplatforms.api.TargetPackageInfo; 027import org.nuxeo.targetplatforms.api.TargetPlatform; 028import org.nuxeo.targetplatforms.api.TargetPlatformInfo; 029import org.nuxeo.targetplatforms.api.TargetPlatformInstance; 030 031import com.fasterxml.jackson.core.JsonFactory; 032import com.fasterxml.jackson.core.JsonGenerator; 033import com.fasterxml.jackson.databind.MapperFeature; 034import com.fasterxml.jackson.databind.ObjectMapper; 035 036/** 037 * JSON exporter for target platforms, packages and related info. 038 * 039 * @since 5.9.3 040 */ 041public class JSONExporter { 042 043 public static void exportToJson(TargetPlatform tp, OutputStream out, boolean pretty) throws IOException { 044 exportToJson((Object) tp, out, pretty); 045 } 046 047 public static void exportToJson(List<TargetPlatform> tp, OutputStream out, boolean pretty) throws IOException { 048 exportToJson((Object) tp, out, pretty); 049 } 050 051 public static void exportToJson(TargetPlatformInfo tpi, OutputStream out, boolean pretty) throws IOException { 052 exportToJson((Object) tpi, out, pretty); 053 } 054 055 public static void exportInfosToJson(List<TargetPlatformInfo> tpi, OutputStream out, boolean pretty) 056 throws IOException { 057 exportToJson(tpi, out, pretty); 058 } 059 060 public static void exportToJson(TargetPlatformInstance tpi, OutputStream out, boolean pretty) throws IOException { 061 exportToJson((Object) tpi, out, pretty); 062 } 063 064 public static void exportToJson(TargetPackage tp, OutputStream out, boolean pretty) throws IOException { 065 exportToJson((Object) tp, out, pretty); 066 } 067 068 public static void exportToJson(TargetPackageInfo tpi, OutputStream out, boolean pretty) throws IOException { 069 exportToJson((Object) tpi, out, pretty); 070 } 071 072 protected static JsonFactory createFactory() { 073 JsonFactory factory = new JsonFactory(); 074 final ObjectMapper oc = new ObjectMapper(factory); 075 oc.configure(MapperFeature.SORT_PROPERTIES_ALPHABETICALLY, true); 076 factory.setCodec(oc); 077 return factory; 078 } 079 080 protected static void exportToJson(Object object, OutputStream out, boolean pretty) throws IOException { 081 JsonFactory factory = createFactory(); 082 try (JsonGenerator jg = factory.createGenerator(out)) { 083 if (pretty) { 084 jg.useDefaultPrettyPrinter(); 085 } 086 jg.writeObject(object); 087 } 088 } 089 090}