/** * Copyright © 2016 Jeremy Custenborder ([email protected]) * * 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.github.jcustenborder.kafka.connect.utils.jackson; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.core.JsonParser; import com.fasterxml.jackson.core.JsonProcessingException; import com.fasterxml.jackson.databind.DeserializationContext; import com.fasterxml.jackson.databind.JsonDeserializer; import com.fasterxml.jackson.databind.JsonSerializer; import com.fasterxml.jackson.databind.SerializerProvider; import com.fasterxml.jackson.databind.module.SimpleModule; import org.apache.kafka.common.config.ConfigDef; import org.apache.kafka.common.config.types.Password; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import java.io.IOException; public class ConfigDefSerializationModule extends SimpleModule { private static final Logger log = LoggerFactory.getLogger(ConfigDefSerializationModule.class); public ConfigDefSerializationModule() { super(); addSerializer(Password.class, new Serializer()); addDeserializer(Password.class, new Deserializer()); addSerializer(ConfigDef.Validator.class, new JsonSerializer<ConfigDef.Validator>() { @Override public void serialize(ConfigDef.Validator validator, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException { jsonGenerator.writeString(validator.toString()); } }); } static class Serializer extends JsonSerializer<Password> { @Override public void serialize(Password password, JsonGenerator jsonGenerator, SerializerProvider serializerProvider) throws IOException, JsonProcessingException { jsonGenerator.writeString(password.toString()); } } static class Deserializer extends JsonDeserializer<Password> { @Override public Password deserialize(JsonParser jsonParser, DeserializationContext deserializationContext) throws IOException, JsonProcessingException { String text = jsonParser.readValueAs(String.class); return new Password(text); } } }