X-Git-Url: https://git.gag.com/?p=fw%2Faltos;a=blobdiff_plain;f=altosui%2FAltosDebug.java;h=c69369ef26a10683da2f6324642d6db1c6b09681;hp=d18de80d09d36e0fe9d84f0652f79bbdbd533d5a;hb=09d5d6f546ccef2bfd4941e590f047485bb73d76;hpb=924d56a4d2d8b16530cd378b18cfc5d6e08420ed

diff --git a/altosui/AltosDebug.java b/altosui/AltosDebug.java
index d18de80d..c69369ef 100644
--- a/altosui/AltosDebug.java
+++ b/altosui/AltosDebug.java
@@ -17,12 +17,8 @@
 
 package altosui;
 
-import java.lang.*;
 import java.io.*;
-import java.util.concurrent.*;
-import java.util.*;
-
-import libaltosJNI.*;
+import org.altusmetrum.altosuilib_1.*;
 
 public class AltosDebug extends AltosSerial {
 
@@ -163,7 +159,11 @@ public class AltosDebug extends AltosSerial {
 		int i = 0;
 		byte[] data = new byte[length];
 		while (i < length) {
-			String line = get_reply().trim();
+			String line = get_reply();
+
+			if (line == null)
+				throw new IOException("Timeout in read_bytes");
+			line = line.trim();
 			String tokens[] = line.split("\\s+");
 			for (int j = 0; j < tokens.length; j++) {
 				if (!Altos.ishex(tokens[j]) ||
@@ -172,7 +172,12 @@ public class AltosDebug extends AltosSerial {
 						String.format
 						("Invalid read_bytes reply \"%s\"", line));
 				try {
-					data[i + j] = (byte) Integer.parseInt(tokens[j], 16);
+					if (i + j >= length)
+						throw new IOException(
+							String.format
+							("Invalid read_bytes reply \"%s\"", line));
+					else
+						data[i + j] = (byte) Integer.parseInt(tokens[j], 16);
 				} catch (NumberFormatException ne) {
 					throw new IOException(
 						String.format