TeleStern/micropeak/MicroSerial.java

75 lines
1.9 KiB
Java

/*
* 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; either version 2 of the License, or
* (at your option) any later version.
*
* 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_14.*;
public class MicroSerial extends InputStream {
SWIGTYPE_p_altos_file file;
private MicroSerialLog log;
public int read() {
if (file == null)
return -1;
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);
if (log != null)
log.log_char(c);
return c;
}
public void write(char c) {
libaltos.altos_putchar(file, c);
}
public void flush() {
libaltos.altos_flush(file);
}
public void close() {
if (file != null) {
libaltos.altos_close(file);
file = null;
}
}
public void set_log(MicroSerialLog log) {
this.log = log;
}
public MicroSerial(AltosDevice device) throws FileNotFoundException {
file = device.open();
log = null;
if (file == null) {
final String message = device.getErrorString();
throw new FileNotFoundException(String.format("%s (%s)",
device.toShortString(),
message));
}
}
}