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Library for connecting to Smartsheet Services

There is a newer version: 3.2.1

/*
 * Copyright (C) 2023 Smartsheet
 *
 * 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.smartsheet.api.internal.json;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.smartsheet.api.internal.util.Util;
import com.smartsheet.api.models.Cell;
import com.smartsheet.api.models.ExplicitNull;

import java.io.IOException;

/**
 * Special case serializer to handle the linkInFromCell case. Normally we wouldn't serialize a null property,
 * but in this case we must serialize a null for 'value'.
 *
 * We'll special case the linkInFromCell case but pass the rest along to the default serializer.
 */
public class CellSerializer extends JsonSerializer {

    private final JsonSerializer