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Old 02-14-2008, 07:25 AM
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ArrayIndexout of Bound exception
Quote:
java.lang.IndexOutOfBoundsException: Index: 21, Size: 21
at java.util.ArrayList.RangeCheck(ArrayList.java:546)
at java.util.ArrayList.get(ArrayList.java:321)
at saxExamples.DataReader.list(DataReader.java:94)
at saxExamples.DataReader.main(DataReader.java:110)
while excecuting my program i'm getting this exception...How to avoid this and make my program run?

This is my program:
Code:
package saxExamples; import java.io.FileNotFoundException; import java.io.IOException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Collections; import java.util.Date; import java.util.Iterator; import java.util.List; import org.xml.sax.SAXException; public class DataReader { protected ArrayList<DataObject> res_mseg; protected ArrayList<DrawingData> rev_list; protected ArrayList<FromDateData> frm_list; protected ArrayList<WrkorderData> wrk ; public DataReader(){ res_mseg = new ArrayList<DataObject>(); rev_list = new ArrayList<DrawingData>(); } public void getData()throws Exception { XMLReading xmlreadingObj = new XMLReading(); xmlreadingObj.fileParsing("C:/Documents and Settings/Gantt.xml"); xmlreadingObj.print(); xmlreadingObj.printDrawingData(); xmlreadingObj.printFromdate(); xmlreadingObj.printToDate(); xmlreadingObj.printToTime(); xmlreadingObj.printFrmtime(); } public void list() throws SAXException, FileNotFoundException, IOException, ParseException { XMLReading xmlreadingObj = new XMLReading(); xmlreadingObj.fileParsing("C:/Documents and Settings/Gantt.xml"); res_mseg = xmlreadingObj.res_list; Object [] array = res_mseg.toArray(); rev_list = xmlreadingObj.rev__wrkOrder_list; Object [] array1 = rev_list.toArray(); wrk = new ArrayList<WrkorderData>(); wrk = xmlreadingObj.wrkorder_list; frm_list = xmlreadingObj.rev_frmdate_list; String str1 = new String(); String str2 = new String(); ArrayList<String> list = new ArrayList(); ArrayList list1 = new ArrayList(); ArrayList<Date> l = new ArrayList<Date>(); for(int len = 0; len < array.length; len++) { str1 = array[len].toString(); for(int len1 = 0; len1 < array1.length; len1++) { str2 = array1[len1].toString(); if(str1.compareToIgnoreCase(str2) == 0 ) { list.add(frm_list.get(len1).toString()); list1.add(wrk.get(len1)); } } for(int wrk_len= 0;wrk_len<wrk.size();wrk_len++) { String str = list.get(wrk_len).toString(); SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd"); Date date = df.parse(str); l.add(date); } System.out.println(l.get(0).getTime()-l.get(1).getTime()); list.clear(); } } public static void main(String args[]) { DataReader Obj = new DataReader(); try { Obj.list(); //Obj.getData(); } catch (Exception ex) { ex.printStackTrace(); } } }
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Old 02-14-2008, 12:48 PM
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Error is on one of your arrays, may be adding more data then specified size of it. Better to check it. I'll check it after going home. In this machine I don't have install in JDK
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Old 02-14-2008, 11:40 PM
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I suspect your problem is in this piece of code
Code:
for(int wrk_len= 0;wrk_len<wrk.size();wrk_len++) { String str = list.get(wrk_len).toString(); SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd"); Date date = df.parse(str); l.add(date); }
your for loop is limited by the ArrayList wrk:

wrk_len<wrk.size()

but the code inside the loop works on the ArrayList list:

String str = list.get(wrk_len).toString();

I think either the test in the loop is wrong or the ArrayList you are operating on is wrong
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