altos: AltosSerial.flush_input shouldn't discard Interrupted exceptions

The eeprom download code wants to interrupt serial communication so
that it can stop downloading stuff in the middle of a run. Make
flush_input pass the exception along instead of discarding it.

Signed-off-by: Keith Packard <keithp@keithp.com>

5 files changed, 31 insertions, 16 deletions

diff --git a/altosui/AltosDebug.java b/altosui/AltosDebug.java
index 8d435b66..d18de80d 100644
--- a/altosui/AltosDebug.java
+++ b/altosui/AltosDebug.java
@@ -62,7 +62,10 @@ public class AltosDebug extends AltosSerial {
 	void ensure_debug_mode() {
 		if (!debug_mode) {
 			printf("D\n");
-			flush_input();
+			try {
+				flush_input();
+			} catch (InterruptedException ie) {
+			}
 			debug_mode = true;
 		}
 	}
diff --git a/altosui/AltosEepromDelete.java b/altosui/AltosEepromDelete.java
index cd9abfab..a9d77788 100644
--- a/altosui/AltosEepromDelete.java
+++ b/altosui/AltosEepromDelete.java
@@ -104,10 +104,14 @@ public class AltosEepromDelete implements Runnable {
 						  serial_line.device.toShortString()),
 				    "Connection Failed");
 		} finally {
-			if (remote)
-				serial_line.stop_remote();
-			serial_line.flush_output();
-			serial_line.close();
+			try {
+				if (remote)
+					serial_line.stop_remote();
+			} catch (InterruptedException ie) {
+			} finally {
+				serial_line.flush_output();
+				serial_line.close();
+			}
 		}
 		if (listener != null) {
 			Runnable r = new Runnable() {
diff --git a/altosui/AltosEepromDownload.java b/altosui/AltosEepromDownload.java
index b44a1451..358ad337 100644
--- a/altosui/AltosEepromDownload.java
+++ b/altosui/AltosEepromDownload.java
@@ -373,8 +373,12 @@ public class AltosEepromDownload implements Runnable {
 				     "Connection Failed",
 				     JOptionPane.ERROR_MESSAGE);
 		} finally {
-			if (remote)
-				serial_line.stop_remote();
+			if (remote) {
+				try {
+					serial_line.stop_remote();
+				} catch (InterruptedException ie) {
+				}
+			}
 			serial_line.flush_output();
 		}
 		monitor.done();
diff --git a/altosui/AltosEepromManage.java b/altosui/AltosEepromManage.java
index 0652ca04..2e520628 100644
--- a/altosui/AltosEepromManage.java
+++ b/altosui/AltosEepromManage.java
@@ -44,7 +44,10 @@ public class AltosEepromManage implements ActionListener {
 
 	public void finish() {
 		if (serial_line != null) {
-			serial_line.flush_input();
+			try {
+				serial_line.flush_input();
+			} catch (InterruptedException ie) {
+			}
 			serial_line.close();
 			serial_line = null;
 		}
diff --git a/altosui/AltosSerial.java b/altosui/AltosSerial.java
index b089c9c4..f0e25fa5 100644
--- a/altosui/AltosSerial.java
+++ b/altosui/AltosSerial.java
@@ -187,7 +187,7 @@ public class AltosSerial implements Runnable {
 		return abort;
 	}
 
-	public void flush_input() {
+	public void flush_input() throws InterruptedException {
 		flush_output();
 		boolean	got_some;
 
@@ -195,10 +195,7 @@ public class AltosSerial implements Runnable {
 		if (remote)
 			timeout = 500;
 		do {
-			try {
-				Thread.sleep(timeout);
-			} catch (InterruptedException ie) {
-			}
+			Thread.sleep(timeout);
 			got_some = !reply_queue.isEmpty();
 			synchronized(this) {
 				if (!"VERSION".startsWith(line) &&
@@ -271,8 +268,12 @@ public class AltosSerial implements Runnable {
 	}
 
 	public void close() {
-		if (remote)
-			stop_remote();
+		if (remote) {
+			try {
+				stop_remote();
+			} catch (InterruptedException ie) {
+			}
+		}
 		if (in_reply != 0)
 			System.out.printf("Uh-oh. Closing active serial device\n");
 
@@ -422,7 +423,7 @@ public class AltosSerial implements Runnable {
 		remote = true;
 	}
 
-	public void stop_remote() {
+	public void stop_remote() throws InterruptedException {
 		if (debug)
 			System.out.printf("stop remote\n");
 		try {