Re: Sorting a Vector by values with the objects

Hi,
you may simply use a TeeMap.

Ciao.

On Tue, 17 Feb 2004 09:17:04 -0600, Bartell, Aaron L. (TC) wrote:

>I have been racking my head on the wall with this one.  Everything in my
>mind says it should be working, but it doesn't come out with the right order
>and I seem to lose Vector elements in the process.

>I am trying to sort Objects in a Vector based on the value of one of the
>fields within each Object.  Here is my sort routine and the class that the
>Objects in the Vector are instantiated from.  I am sorting on field strNbr
>(Store Number).

>I have looked at other examples of sorting Vectors in some mailing list
>threads, but they are either sorting String objects or using the Comparator
>to sort a Vector.  Neither of which seem to fit my scenario.

>Thanks for any input,
>Aaron Bartell



>for (i = 0; i <= vAllCmp.size() - 1; i++) {
>       allCmp = (IRGPerf) vAllCmp.get(i);

>      // The "(vAllCmp.size() - i)" is so you don't continue to sort objects
>      // that have already been sorted.
>       for (j = 0; j <= (vAllCmp.size() - i) - 2; j++) {
>               IRGPerf temp = (IRGPerf) vAllCmp.get(j+1);
>                              
>            // If the next element (temp) is less than the current element
>(allCmp),
>            // do a swap.
>               if (temp.strNbr < allCmp.strNbr) {
>                       vAllCmp.set(j, temp);
>                       vAllCmp.set(j + 1, allCmp);
>               }
>       }
>}


>class IRGPerf {

>       String companyOrStore;
>       int strNbr;
>       int strErrCnt;
>       int plntErrCnt;


>       public int getPlntErrCnt() {
>               return plntErrCnt;
>       }

>       public int getStrErrCnt() {
>               return strErrCnt;
>       }

>       public void setPlntErrCnt(int i) {
>               plntErrCnt = i;
>       }

>       public void setStrErrCnt(int i) {
>               strErrCnt = i;
>       }

>       public int getStrNbr() {
>               return strNbr;
>       }

>       public void setStrNbr(int i) {
>               strNbr = i;
>       }

>}



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Franco Biaggi
CH-6807 Taverne