SchemaValidator.java 文件源码

@Override
public Set<String> get() {
  try {
    try (InputStream inputStream = getClass().getResourceAsStream("SQL_RESERVED_WORDS.txt")) {
      if (inputStream == null) {
        throw new RuntimeException("Could not find resource: [SQL_RESERVED_WORDS.txt] near [" + getClass() + "]");
      }
      InputStreamReader streamReader = new InputStreamReader(inputStream, "UTF-8");
      HashSet<String> sqlReservedWords = Sets.newHashSet(Splitter.on("\r\n").split(CharStreams.toString(streamReader)));

      // temporary removal of words we currently have to allow
      sqlReservedWords.remove("TYPE");  // DB2
      sqlReservedWords.remove("OPERATION"); // DB2, SQL Server "future", PostGres
      sqlReservedWords.remove("METHOD"); // PostGres
      sqlReservedWords.remove("LANGUAGE"); // DB2, ODBC (?), SQL Server "future", PostGres
      sqlReservedWords.remove("LOCATION"); // PostGres
      sqlReservedWords.remove("YEAR"); // DB2, ODBC (?), SQL Server "future", PostGres
      sqlReservedWords.remove("DAY"); // DB2, ODBC (?), SQL Server "future", PostGres
      sqlReservedWords.remove("SECURITY"); // DB2, PostGres

      return ImmutableSet.copyOf(sqlReservedWords);
    }
  } catch (IOException e) {
    throw new RuntimeException("Failed to load [SQL_RESERVED_WORDS.txt]", e);
  }
}