Merge remote-tracking branch 'origin/micropeak-logging'

[fw/altos] / micropeak / MicroSerial.java

diff --git a/micropeak/MicroSerial.java b/micropeak/MicroSerial.java
new file mode 100644 (file)
index 0000000..15ef858
--- /dev/null
+++ b/micropeak/MicroSerial.java
@@ -0,0 +1,55 @@
+/*
+ * Copyright © 2012 Keith Packard <keithp@keithp.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.micropeak;
+
+import java.util.*;
+import java.io.*;
+import libaltosJNI.*;
+import org.altusmetrum.altosuilib.*;
+
+public class MicroSerial extends InputStream {
+       SWIGTYPE_p_altos_file   file;
+
+       public int read() {
+               int     c = libaltos.altos_getchar(file, 0);
+               if (Thread.interrupted())
+                       return -1;
+               if (c == -1)
+                       return -1;
+               if (AltosUIPreferences.serial_debug)
+                       System.out.printf("%c", c);
+               return c;
+       }
+
+       public void close() {
+               if (file != null) {
+                       libaltos.altos_close(file);
+                       file = null;
+               }
+       }
+
+       public MicroSerial(AltosDevice device) throws FileNotFoundException {
+               file = device.open();
+               if (file == null) {
+                       final String message = device.getErrorString();
+                       throw new FileNotFoundException(String.format("%s (%s)",
+                                                                     device.toShortString(),
+                                                                     message));
+               }
+       }
+}