Loading the Schema IDL

loading.java

final SchemaParser schemaParser = new SchemaParser();
final TypeDefinitionRegistry registry;
try (final InputStream inputStream = 
     getClass().getClassLoader().getResourceAsStream("schema.graphqls");
     final InputStreamReader streamReader = new InputStreamReader(inputStream)) {
       registry = schemaParser.parse(streamReader);
    } catch (Exception e) {
      throw new IllegalStateException("Could not parse graphql schema", e);
    }