public void setFieldValue(_Fields field, @org.apache.thrift.annotation.Nullable java.lang.Object value) {
    switch (field) {
    case FILE_IDS:
      if (value == null) {
        unsetFileIds();
      } else {
        setFileIds((java.util.List<java.lang.Long>)value);
      }
      break;

    case EXPR:
      if (value == null) {
        unsetExpr();
      } else {
        if (value instanceof byte[]) {
          setExpr((byte[])value);
        } else {
          setExpr((java.nio.ByteBuffer)value);
        }
      }
      break;

    case DO_GET_FOOTERS:
      if (value == null) {
        unsetDoGetFooters();
      } else {
        setDoGetFooters((java.lang.Boolean)value);
      }
      break;

    case TYPE:
      if (value == null) {
        unsetType();
      } else {
        setType((FileMetadataExprType)value);
      }
      break;

    }
  }
Returns true if field type is set (has been assigned a value) and false otherwise
standalone-metastore/metastore-common/src/gen/thrift/gen-javabean/org/apache/hadoop/hive/metastore/api/GetFileMetadataByExprRequest.java