void clear() {
        // A VoltDB extension to diagnose ArrayOutOfBounds.
        if (linkTable != null) {
            voltDBclearCapacity = linkTable.length;
        }
        ++voltDBclearCount;
        voltDBlastClearEvent = voltDBhistoryDepth;
        // End of VoltDB extension

        int   to       = linkTable.length;
        int[] intArray = linkTable;

        while (--to >= 0) {
            intArray[to] = 0;
        }

        resetTables();
    }
void clear ( ) { if ( linkTable != null ) { voltDBclearCapacity = linkTable . length ; } ++ voltDBclearCount ; voltDBlastClearEvent = voltDBhistoryDepth ; int to = linkTable . length ; int [ ] intArray = linkTable ; while ( -- to >= 0 ) { intArray [ to ] = 0 ; } resetTables ( ) ; }
Reset the index as empty.