REPORT-79909 设计器启动失败，有模板名称叫WorkBook88888888888888.cpt导致

designer-base/src/main/java/com/fr/design/mainframe/JTemplateNameHelper.java

@@ -5,6 +5,7 @@ import com.fr.design.gui.itree.filetree.TemplateFileTree;
 import com.fr.stable.StringUtils;
 
 import javax.swing.tree.DefaultMutableTreeNode;
+import java.math.BigInteger;
 import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
@@ -27,19 +28,19 @@ public class JTemplateNameHelper {
         DefaultMutableTreeNode gen = (DefaultMutableTreeNode) tt.getModel().getRoot();
         String[] str = new String[gen.getChildCount()];
 
-        List<Integer> reportNum = new ArrayList<>();
+        List<BigInteger> reportNum = new ArrayList<>();
         for (int j = 0; j < gen.getChildCount(); j++) {
             str[j] = gen.getChildAt(j).toString();
             //返回文件名中的index(算法中没有再匹配文件后缀了，因为DefaultMutableTreeNode中已经匹配过了)
-            Integer index = getFileNameIndex(prefix, str[j]);
+            BigInteger index = getFileNameIndex(prefix, str[j]);
             if (index != null) {
                 reportNum.add(index);
             }
         }
         Collections.sort(reportNum);
-        int idx = reportNum.size() > 0 ? reportNum.get(reportNum.size() - 1) + 1 : 1;
+        BigInteger idx = reportNum.size() > 0 ? reportNum.get(reportNum.size() - 1).add(BigInteger.valueOf(1)) : BigInteger.valueOf(1);
 
-        idx = idx + currentIndex;
+        idx = idx.add(BigInteger.valueOf(currentIndex));
         currentIndex++;
         return prefix + idx;
     }
@@ -52,7 +53,7 @@ public class JTemplateNameHelper {
      * @Author Henry.Wang
      * @Date 2021/4/9 11:13
      **/
-    private static Integer getFileNameIndex(String prefix, String fileName) {
+    private static BigInteger getFileNameIndex(String prefix, String fileName) {
 		if (fileName.length() <= prefix.length()) {
             return null;
         }
@@ -78,9 +79,10 @@ public class JTemplateNameHelper {
             }
         }
         String s = new String(chars).substring(0, i - prefix.length());
+        BigInteger integer = new BigInteger(s,10);
         if (StringUtils.isBlank(s)) {
             return null;
         }
-        return Integer.valueOf(s);
+        return integer;
     }
 }