Java tutorial
/* * Copyright 2016 Red Hat, Inc. and/or its affiliates * and other contributors as indicated by the @author tags. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package org.hawkular.rx.cdi; import javax.ws.rs.Produces; import javax.ws.rs.core.MediaType; import javax.ws.rs.ext.ContextResolver; import javax.ws.rs.ext.Provider; import org.hawkular.inventory.json.InventoryJacksonConfig; import org.hawkular.inventory.paths.CanonicalPath; import org.hawkular.inventory.paths.RelativePath; import com.fasterxml.jackson.annotation.JsonInclude; import com.fasterxml.jackson.core.JsonParser; import com.fasterxml.jackson.databind.ObjectMapper; import com.fasterxml.jackson.databind.SerializationFeature; /** * @author Jirka Kremser * @since 0.1.0 */ @Provider @Produces(MediaType.APPLICATION_JSON) public class JacksonConfig implements ContextResolver<ObjectMapper> { private ObjectMapper mapper; public JacksonConfig() { this.mapper = new ObjectMapper(); initializeObjectMapper(this.mapper); // SimpleModule relationshipModule = new SimpleModule("RelationshipModule", // new Version(0, 1, 0, null, "org.hawkular.inventory", // "inventory-rest-api")); // relationshipModule.addSerializer(Relationship.class, new RelationshipJacksonSerializer()); // relationshipModule.addDeserializer(Relationship.class, new RelationshipJacksonDeserializer()); // // this.mapper.registerModule(relationshipModule); } public static void initializeObjectMapper(ObjectMapper mapper) { mapper.enable(SerializationFeature.INDENT_OUTPUT); mapper.disable(SerializationFeature.WRITE_NULL_MAP_VALUES); mapper.disable(SerializationFeature.WRITE_EMPTY_JSON_ARRAYS); mapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY); mapper.enable(JsonParser.Feature.ALLOW_SINGLE_QUOTES); mapper.enable(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES); mapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY); mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL); InventoryJacksonConfig.configure(mapper); //need to reconfigure for path serialization mapper.addMixIn(CanonicalPath.class, PathSerializationMixin.class); mapper.addMixIn(RelativePath.class, PathSerializationMixin.class); } @Override public ObjectMapper getContext(Class<?> type) { return mapper; } }