io.cdap.plugin.common.StructuredRecordSerializer Maven / Gradle / Ivy
/*
* Copyright © 2015-2019 Cask Data, Inc.
*
* 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 io.cdap.plugin.common;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonSerializationContext;
import com.google.gson.JsonSerializer;
import io.cdap.cdap.api.data.format.StructuredRecord;
import io.cdap.cdap.api.data.schema.Schema;
import java.lang.reflect.Type;
/**
* Serializes the fields of a StructuredRecord as a JsonObject.
*/
public class StructuredRecordSerializer implements JsonSerializer {
@Override
public JsonElement serialize(StructuredRecord src, Type typeOfSrc, JsonSerializationContext context) {
JsonObject obj = new JsonObject();
for (Schema.Field field : src.getSchema().getFields()) {
obj.add(field.getName(), context.serialize(src.get(field.getName())));
}
return obj;
}
}