diff options
| -rw-r--r-- | altoslib/AltosDebug.java | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/altoslib/AltosDebug.java b/altoslib/AltosDebug.java index 6784f60a..e58fbaf2 100644 --- a/altoslib/AltosDebug.java +++ b/altoslib/AltosDebug.java @@ -52,7 +52,7 @@ public class AltosDebug { public static final byte GET_CHIP_ID = 0x68; - AltosLink link; + private AltosLink link; boolean debug_mode; @@ -112,7 +112,11 @@ public class AltosDebug { int i = 0; int start = 0; while (i < length) { - String line = link.get_reply().trim(); + String line = link.get_reply(); + if (line == null) + throw new IOException("No reply"); + + line = line.trim(); if (!AltosLib.ishex(line) || line.length() % 2 != 0) throw new IOException( String.format @@ -277,4 +281,4 @@ public class AltosDebug { public AltosDebug (AltosLink link) { this.link = link; } -}
\ No newline at end of file +} |