RestConfig.java

package org.molgenis.data.rest.v2;

import cz.jirutka.rsql.parser.RSQLParser;
import cz.jirutka.rsql.parser.ast.ComparisonOperator;
import cz.jirutka.rsql.parser.ast.RSQLOperators;
import org.molgenis.data.rest.convert.AggregateQueryRsqlConverter;
import org.molgenis.data.rest.convert.QueryRsqlConverter;
import org.molgenis.data.rest.convert.SortConverter;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.format.FormatterRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import java.util.Set;

@Configuration
public class RestConfig extends WebMvcConfigurerAdapter
{
	@Override
	public void addFormatters(FormatterRegistry registry)
	{
		registry.addConverter(attributeFilterConverter());
		registry.addConverter(sortConverter());
		registry.addConverter(rsqlQueryConverter());
		registry.addConverter(aggregateQueryRsqlConverter());
	}

	@Bean
	public AttributeFilterConverter attributeFilterConverter()
	{
		return new AttributeFilterConverter();
	}

	@Bean
	public SortConverter sortConverter()
	{
		return new SortConverter();
	}

	@Bean
	public QueryRsqlConverter rsqlQueryConverter()
	{
		return new QueryRsqlConverter(rsqlParser());
	}

	@Bean
	public AggregateQueryRsqlConverter aggregateQueryRsqlConverter()
	{
		return new AggregateQueryRsqlConverter(rsqlParser());
	}

	@Bean
	public RSQLParser rsqlParser()
	{
		Set<ComparisonOperator> operators = RSQLOperators.defaultOperators();
		operators.add(new ComparisonOperator("=q=", false));
		operators.add(new ComparisonOperator("=notlike=", false));
		operators.add(new ComparisonOperator("=rng=", true));
		operators.add(new ComparisonOperator("=like=", false));
		return new RSQLParser(operators);
	}
}