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/*
* Copyright © 2018 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.
*/
package org.altusmetrum.altoslib_13;
import java.io.*;
import java.lang.*;
import java.util.*;
import java.util.concurrent.*;
import java.net.*;
import java.text.*;
public class AltosUnitInfo extends Thread {
int sn;
int rfcal;
AltosUnitInfoListener listener;
String json_string;
public int sn() {
return sn;
}
public int rfcal() {
return rfcal;
}
void add(String line) {
if (json_string == null) {
json_string = line;
} else {
json_string = json_string + "\n" + line;
}
}
void notify_complete() {
rfcal = AltosLib.MISSING;
if (json_string != null) {
System.out.printf("json_string: %s\n", json_string);
AltosJson json = AltosJson.fromString(json_string);
System.out.printf("json: %s\n", json);
String rfcal_string = null;
try {
AltosJson unitinfo = json.get("unitinfo");
rfcal_string = unitinfo.get_string("rfcal", null);
if (rfcal_string != null)
rfcal = Integer.parseInt(rfcal_string);
} catch (NumberFormatException ne) {
System.out.printf("mal-formed integer %s\n", rfcal_string);
} catch (IllegalArgumentException ie) {
System.out.printf("mal-formed json\n");
}
}
listener.notify_unit_info(this);
}
public void run() {
try {
String format;
format = System.getenv(AltosLib.unit_info_env);
if (format == null)
format = AltosLib.unit_info_url;
String path = String.format(format, sn);
URL url = new URL(path);
System.out.printf("URL: %s\n", path);
URLConnection uc = url.openConnection();
InputStreamReader in_stream = new InputStreamReader(uc.getInputStream(), AltosLib.unicode_set);
BufferedReader in = new BufferedReader(in_stream);
for (;;) {
String line = in.readLine();
if (line == null)
break;
add(line);
}
} catch (Exception e) {
System.out.printf("file exception %s\n", e.toString());
} finally {
notify_complete();
}
}
public AltosUnitInfo(int sn, AltosUnitInfoListener listener) {
this.listener = listener;
this.sn = sn;
this.rfcal = AltosLib.MISSING;
start();
}
}
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