import graphql.schema.GraphQLFieldDefinition;
import graphql.schema.GraphQLObjectType;
import graphql.schema.GraphQLSchema;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
<BUG>import java.io.IOException;
import java.util.LinkedList;
import java.util.List;
import java.util.Set;</BUG>
public class GraphQLSchemaBuilder {

import graphql.schema.GraphQLFieldDefinition;
import graphql.schema.GraphQLObjectType;
import graphql.schema.GraphQLSchema;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.Collection;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class GraphQLSchemaBuilder {
