public static SqlToJavaTypeConverter sqlToJavaConverter() {
    return SQL_TO_JAVA_CONVERTER;
  }
@Test
  public void shouldGetJavaTypesForAllSqlTypes() {
    for (final Entry<SqlBaseType, Class<?>> entry : SQL_TO_JAVA.entrySet()) {
      final SqlBaseType sqlType = entry.getKey();
      final Class<?> javaType = entry.getValue();
      final Class<?> result = SchemaConverters.sqlToJavaConverter().toJavaType(sqlType);
      assertThat(result, equalTo(javaType));
    }
  }