org.modelmapper.jackson.PrimitiveJsonNodeConverter Maven / Gradle / Ivy

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package org.modelmapper.jackson;

import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.node.ContainerNode;
import org.modelmapper.spi.ConditionalConverter;
import org.modelmapper.spi.MappingContext;

public class PrimitiveJsonNodeConverter implements ConditionalConverter {
  @Override
  public MatchResult match(Class sourceType, Class destinationType) {
    return (JsonNode.class.isAssignableFrom(sourceType)
        && !ContainerNode.class.isAssignableFrom(sourceType))
        ? MatchResult.FULL : MatchResult.NONE;
  }

  @Override
  public Object convert(MappingContext context) {
    JsonNode source = context.getSource();
    if (source == null)
      return null;

    if (source.isNumber()) {
      MappingContext mappingContext = context.create(source.numberValue(), context.getDestinationType());
      return context.getMappingEngine().map(mappingContext);
    } else {
      MappingContext mappingContext = context.create(source.textValue(), context.getDestinationType());
      return context.getMappingEngine().map(mappingContext);
    }
  }
}