altoslib: Reduce debug printf spamming during flashing operation

[fw/altos] / altoslib / AltosHexfile.java

diff --git a/altoslib/AltosHexfile.java b/altoslib/AltosHexfile.java
index 6aa98383e9fc38d92d93b928a97d4990c6fc8258..609d1bcb366f9f3ae747633f1f0a51e8894d04ad 100644 (file)
--- a/altoslib/AltosHexfile.java
+++ b/altoslib/AltosHexfile.java
@@ -16,7 +16,7 @@
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
-package org.altusmetrum.altoslib_12;
+package org.altusmetrum.altoslib_13;
 
 import java.io.*;
 import java.util.LinkedList;
@@ -294,15 +294,19 @@ public class AltosHexfile {
                if (usb_descriptors == null)
                        return -1;
 
-               /* Walk the descriptors looking for the device */
-               a = usb_descriptors.address;
-               while (get_u8(a+1) != AO_USB_DESC_DEVICE) {
-                       int delta = get_u8(a);
-                       a += delta;
-                       if (delta == 0 || a >= max_address)
-                               return -1;
+               try {
+                       /* Walk the descriptors looking for the device */
+                       a = usb_descriptors.address;
+                       while (get_u8(a+1) != AO_USB_DESC_DEVICE) {
+                               int delta = get_u8(a);
+                               a += delta;
+                               if (delta == 0 || a >= max_address)
+                                       return -1;
+                       }
+                       return a;
+               } catch (ArrayIndexOutOfBoundsException ae) {
+                       return -1;
                }
-               return a;
        }
 
        public AltosUsbId find_usb_id() {
@@ -350,11 +354,6 @@ public class AltosHexfile {
 
                int product_len = get_u8(a);
 
-               System.out.printf("Product is at %x length %d\n", a, product_len);
-
-               for (int i = 0; i < product_len; i++)
-                       System.out.printf(" %2d: %02x\n", i, get_u8(a+i));
-
                if (product_len <= 0)
                        return null;
 
@@ -363,12 +362,11 @@ public class AltosHexfile {
                for (int i = 0; i < product_len - 2; i += 2) {
                        int     c = get_u16(a + 2 + i);
 
-                       System.out.printf("character %x\n", c);
-
                        product += Character.toString((char) c);
                }
 
-               System.out.printf("product %s\n", product);
+               if (AltosLink.debug)
+                       System.out.printf("product %s\n", product);
 
                return product;
        }