Java tutorial
/* * Copyright 2013 the original author or authors. * * 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 com.nebhale.cyclinglibrary.web.json; import java.io.IOException; import org.springframework.stereotype.Component; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.databind.SerializerProvider; import com.fasterxml.jackson.databind.ser.std.StdSerializer; import com.nebhale.cyclinglibrary.model.Collection; @Component final class CollectionJsonSerializer extends StdSerializer<Collection> { CollectionJsonSerializer() { super(Collection.class); } @Override public void serialize(Collection value, JsonGenerator jgen, SerializerProvider provider) throws IOException { jgen.writeStartObject(); jgen.writeStringField("name", value.getName()); jgen.writeStringField("shortName", value.getShortName()); jgen.writeArrayFieldStart("links"); jgen.writeObject(new Link("self", "types", value.getTypeId(), "collections", value)); jgen.writeObject(new Link("create-item", "types", value.getTypeId(), "collections", value, "items")); for (Long itemId : value.getItemIds()) { jgen.writeObject(new Link("item", "types", value.getTypeId(), "collections", value, "items", itemId)); } jgen.writeEndArray(); jgen.writeEndObject(); } }