org.bonitasoft.web.designer.model.JsonHandlerFactory Maven / Gradle / Ivy

Go to download
/** 
 * Copyright (C) 2015 BonitaSoft S.A.
 * BonitaSoft, 32 rue Gustave Eiffel - 38000 Grenoble
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2.0 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see .
 */
package org.bonitasoft.web.designer.model;

import org.bonitasoft.web.designer.model.page.Component;
import org.bonitasoft.web.designer.model.page.Container;
import org.bonitasoft.web.designer.model.page.FormContainer;
import org.bonitasoft.web.designer.model.page.FragmentElement;
import org.bonitasoft.web.designer.model.page.ModalContainer;
import org.bonitasoft.web.designer.model.page.TabContainer;
import org.bonitasoft.web.designer.model.page.TabsContainer;

import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider;
import com.fasterxml.jackson.datatype.jsr310.JavaTimeModule;

public class JsonHandlerFactory {

    /**
     * We use our own default json Mapper
     */
    public JsonHandler create() {
        return new JacksonJsonHandler(objectMapper());
    }

    private ObjectMapper objectMapper() {
        var objectMapper = new ObjectMapper();
        objectMapper.registerModule(new JavaTimeModule());

        objectMapper.enable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
        objectMapper.disable(SerializationFeature.WRITE_DATE_TIMESTAMPS_AS_NANOSECONDS);
        objectMapper.disable(DeserializationFeature.READ_DATE_TIMESTAMPS_AS_NANOSECONDS);

        //By default all properties without explicit view definition are included in serialization.
        //To use JsonView we have to change this parameter
        objectMapper.disable(MapperFeature.DEFAULT_VIEW_INCLUSION);

        //We don't have to serialize null values
        objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);

        // Required for abstract Element deserialization
        objectMapper.registerSubtypes(
                FragmentElement.class, Component.class, Container.class, FormContainer.class, TabsContainer.class,
                TabContainer.class, ModalContainer.class);

        //add Handler to migrate old json
        objectMapper.addHandler(new JacksonDeserializationProblemHandler());

        //disable filter name check so that filtering is optional
        var simpleFilterProvider = new SimpleFilterProvider();
        simpleFilterProvider.setFailOnUnknownId(false);
        objectMapper.setFilterProvider(simpleFilterProvider);

        return objectMapper;
    }

}