public int getTailTokenId() {
        return tailTokenId;
    }
@param owner - SQLBlockCompletionsCollection where SQLBlockCompletionInfo is registered
@param headTokenId - id of the beginning token of the block.
@param completionParts - array of strings which should be inserted on autoedit
Completion part can be a String, SQLBlockCompletions.ONE_INDENT_COMPLETION_PART - indentation, SQLBlockCompletions.NEW_LINE_COMPLETION_PART - new line.
@param tailTokenId - id of the first token of the block end
@param tailEndTokenId - id of the last token of the block end
@param prevCancelTokenId - token that shouldn't precede the block begin token
plugins/org.jkiss.dbeaver.ui.editors.sql/src/org/jkiss/dbeaver/ui/editors/sql/indent/SQLBlockCompletionInfo.java