This crawling program is getting out of bond exception how to fix it?
Exception:
Exception in thread "main" java.lang.IndexOutOfBoundsException: Index: 11, Size: 11
at java.util.ArrayList.rangeCheck(ArrayList.java:653)
at java.util.ArrayList.get(ArrayList.java:429)
at Glowship_inv_battery.main(Glowship_inv_battery.java:68)
Code:
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.ss.usermodel.Row;
import com.webscrap4j.WebScrap;
import com.webscrap4j.WebScrapException;
public class Glowship_inv_battery {
@SuppressWarnings("resource")
public static void main(String[] args) throws IOException {
ArrayList<String> al = new ArrayList<String>(1000);
ArrayList<String> bl = new ArrayList<String>();
ArrayList<String> cl = new ArrayList<String>();
WebScrap ws = new WebScrap();
ws.setUrl("file:///Users/parthpatil/Documents/Abm%20Technologies/Html_files/glowship_battery.html");
try
{
ws.startWebScrap();
//al = ws.getImageTagData("img", "alt");
//name
al = ws.getSingleHTMLScriptData("<h2 class='product-name'>", "</h2>");
//mrp
bl = ws.getSingleHTMLScriptData("<p class='old-price'>", "</p>");
//selling price
cl = ws.getSingleHTMLScriptData("<p class='special-price'>", "</p>");
HSSFWorkbook workBook = new HSSFWorkbook();
FileOutputStream fos = new FileOutputStream("/Users/parthpatil/Documents/Abm Technologies/Crawl/glowship_inv.xls"); {
// Create the Sheet
HSSFSheet Sheet = workBook.createSheet("products");
// Create the first row corresponding to the header
Row header = Sheet.createRow(0);
header.createCell(0).setCellValue("Product Name");
header.createCell(1).setCellValue("Product Price");
header.createCell(2).setCellValue("Product MRP");
// Ensure that all the List have the same size otherwise throw an exception
// if (al.size() != bl.size() || al.size() != cl.size())
//throw new IllegalStateException("Some data is missing");
// Iterate over all the list an create the rows of data
for(int i = 0; i < al.size(); i++){
// Create the current starting from 1 to al.size()
HSSFRow row = Sheet.createRow((short) i + 1);
// Cell of the Product Name
row.createCell(0).setCellValue(al.get(i));
// Cell of the Product Price
row.createCell(1).setCellValue(cl.get(i));
// Cell of the Product MRP
row.createCell(2).setCellValue(bl.get(i));
}
// Write the result into the file
workBook.write(fos);
for (String adata : al)
{
System.out.println("the product are:- " + adata);
}
for (String bdata : bl)
{
System.out.println("the MRp are:- " + bdata);
}
for (String cdata : cl)
{
System.out.println("the selling price is:- " + cdata);
}
}
}catch (WebScrapException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
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