/* * Copyright (c) 2015. Escalon System-Entwicklung, Dietrich Schulten * * 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 de.escalon.hypermedia.spring.uber; import com.fasterxml.jackson.core.JsonGenerationException; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.databind.SerializerProvider; import com.fasterxml.jackson.databind.ser.std.NonTypedScalarSerializerBase; import java.io.IOException; public class NullValueSerializer extends NonTypedScalarSerializerBase<UberNode.NullValue> { protected NullValueSerializer() { super(UberNode.NullValue.class); } @Override public void serialize(UberNode.NullValue value, JsonGenerator jgen, SerializerProvider provider) throws IOException, JsonGenerationException { jgen.writeNull(); } }