com.vaadin.flow.component.charts.model.serializers.ChartOptionsBeanSerializerModifier Maven / Gradle / Ivy

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/**
 * Copyright 2000-2024 Vaadin Ltd.
 *
 * This program is available under Vaadin Commercial License and Service Terms.
 *
 * See {@literal } for the full
 * license.
 */
package com.vaadin.flow.component.charts.model.serializers;

import java.util.ArrayList;
import java.util.List;

import com.fasterxml.jackson.databind.BeanDescription;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializationConfig;
import com.fasterxml.jackson.databind.ser.BeanPropertyWriter;
import com.fasterxml.jackson.databind.ser.std.BeanSerializerBase;
import com.vaadin.flow.component.charts.model.style.GradientColor;

//import com.vaadin.flow.component.charts.ChartOptions;

/**
 * Modifier that adds special handling for {@link ChartOptions} and
 * {@link GradientColor} inside {@link ChartOptions}
 */
public class ChartOptionsBeanSerializerModifier
        extends DefaultBeanSerializerModifier {

    @Override
    public List changeProperties(SerializationConfig config,
            BeanDescription beanDesc, List beanProperties) {

        // if (ChartOptions.class.isAssignableFrom(beanDesc.getBeanClass())) {
        // // make sure we only serialize the lang and theme fields from
        // // ChartOptions, otherwise everything from parent would be
        // // serialized
        // List newProperties = new
        // ArrayList();
        //
        // for (BeanPropertyWriter writer : beanProperties) {
        // if ("lang" == writer.getName() || "theme" == writer.getName()) {
        // newProperties.add(writer);
        // }
        // }
        // return newProperties;
        // } else
        if (GradientColor.class.isAssignableFrom(beanDesc.getBeanClass())) {
            // don't serialize gradients normally, instead use the custom
            // serializer
            List newProperties = new ArrayList<>();

            for (BeanPropertyWriter writer : beanProperties) {
                if ("radialGradient" != writer.getName()
                        && "linearGradient" != writer.getName()) {
                    newProperties.add(writer);
                }
            }
            return newProperties;
        }

        return super.changeProperties(config, beanDesc, beanProperties);
    }

    @Override
    public JsonSerializer modifySerializer(SerializationConfig config,
            BeanDescription beanDesc, JsonSerializer serializer) {
        if (GradientColor.class.isAssignableFrom(beanDesc.getBeanClass())) {
            return new ThemeGradientColorBeanSerializer(
                    (BeanSerializerBase) serializer);
        } else {
            return super.modifySerializer(config, beanDesc, serializer);
        }
    }
}