Update BookDetail_jsp.java

margaritalm · May 7, 2024 · 20f7ad0 · 20f7ad0
1 parent 706c98e
commit 20f7ad0
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/BookDetail_jsp.java b/BookDetail_jsp.java
@@ -169,6 +169,12 @@ String getParam(javax.servlet.http.HttpServletRequest req, String paramName) {
     return param;
   }
 
+    String getParam(javax.servlet.http.HttpServletRequest req, String paramName) {
+    String param = req.getParameter(paramName);
+    if ( param == null || param.equals("") ) return "";
+    return param;
+  }
+
   boolean isNumber (String param) {
     boolean result;
     if ( param == null || param.equals("")) return true;