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JsonLdSerializerModifier.java
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JsonLdSerializerModifier.java
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/**
* Copyright (C) 2020 Czech Technical University in Prague
*
* 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 3 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 <http://www.gnu.org/licenses/>.
*/
package cz.cvut.kbss.jsonld.jackson.serialization;
import com.fasterxml.jackson.databind.BeanDescription;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializationConfig;
import com.fasterxml.jackson.databind.ser.BeanSerializerModifier;
import cz.cvut.kbss.jsonld.Configuration;
import cz.cvut.kbss.jsonld.common.BeanAnnotationProcessor;
import cz.cvut.kbss.jsonld.common.PropertyAccessResolver;
import cz.cvut.kbss.jsonld.serialization.ValueSerializer;
import java.util.Map;
/**
* Main point of integration of the JSON-LD serialization implementation into Jackson.
*/
public class JsonLdSerializerModifier extends BeanSerializerModifier {
private final Configuration configuration;
private final Map<Class<?>, ValueSerializer<?>> commonSerializers;
public JsonLdSerializerModifier(Configuration configuration, PropertyAccessResolver propertyAccessResolver, Map<Class<?>, ValueSerializer<?>> commonSerializers) {
this.configuration = configuration;
this.commonSerializers = commonSerializers;
BeanAnnotationProcessor.setPropertyAccessResolver(propertyAccessResolver);
}
@Override
public JsonSerializer<?> modifySerializer(SerializationConfig config, BeanDescription beanDesc,
JsonSerializer<?> serializer) {
if (BeanAnnotationProcessor.isOwlClassEntity(beanDesc.getBeanClass()) ||
BeanAnnotationProcessor.hasTypesField(beanDesc.getBeanClass())) {
return new JacksonJsonLdSerializer<>(configuration, commonSerializers);
}
return serializer;
}
}