Data PropertyResolverAdapter

DataAccessor.java

package liqp;

import java.util.Map;

/**
 * Provide alternative to :data
 * Used in some liquid transformation also used as main data storage in data model of jekyll.
 */
public interface DataAccessor {
    Map<String, Object> getData();
}

DataAccessorPropertyResolverAdapter.java

package liqp.filters.where;

import com.fasterxml.jackson.databind.ObjectMapper;
import liqp.DataAccessor;
import liqp.LValue;

public class DataAccessorPropertyResolverAdapter extends LValue implements  PropertyResolverAdapter {
    @Override
    public Object getItemProperty(ObjectMapper mapper, Object input, Object property) {
        return ((DataAccessor) input).getData().get(asString(property));
    }

    @Override
    public boolean support(Object target) {
        return target instanceof DataAccessor;
    }
}