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package com.macaroon.piztor;
import java.io.IOException;
import java.net.UnknownHostException;
import java.util.LinkedList;
import java.util.Queue;
import java.util.Timer;
import android.annotation.SuppressLint;
import android.os.Handler;
import android.os.Message;
// Piztor Transmission Protocol v0.4 //
//------------------------------------------------//
// //
// *return msg type* //
// 0 for login //
// 1 for updateLocation //
// 2 for locationRequest //
// 3 for userinfo //
// //
// ----------I'm the division line-------- //
// //
// -1 for Exceptions //
// //
// ----------I'm the division line-------- //
// //
// *Request form* //
// login -- username & password //
//update -- token & username & latitude & longitude//
// getlocation -- token & username & groupid //
// getuserinfo -- token & userinfo & userid //
// //
// ----------I'm the division line-------- //
// //
// *Respond form* //
// login -- status & userid & token //
// update -- status //
// getlocation -- status & entrynumber & data //
// entry -- userid & latitude & longitude //
// //
// getuserinfo -- status & uid & gid & gender //
// //
// status -- 0 for success //
// 1 for failed/invalid //
// //
//------------------------------------------------//
public class Transam implements Runnable {
public Timer timer;
public boolean running = false;
public boolean flag = true;
public int cnt = 4; //retry times
public int tcnt; //current remain retry times
public int retime = 1000; //timeout time
Res res;
Req req;
public int p; //port
public String i; //ip
Thread thread;
Handler core;
Handler recall; //recall
Queue<Req> reqtask ; //request task
Transam(String ip, int port,Handler Recall) {
p = port;
i = ip;
recall = Recall;
reqtask = new LinkedList<Req>();
}
public void send(Req r){
reqtask.offer(r);
}
public void setTimeOutTime(int msec){
retime = msec;
}
public void setRetryTimes(int times){
cnt = times;
}
public void setHandler(Handler Recall){
recall = Recall;
reqtask.clear();
}
public void run() { //start the main thread
while(true){
if(running == false){
if(!reqtask.isEmpty()){ //poll the head request
req = reqtask.poll();
if(req.time + req.alive < System.currentTimeMillis()){ //time out!
Message ret = new Message();
TimeOutException t = new TimeOutException();
ret.obj = t;
ret.what = -1;
recall.sendMessage(ret);
}
else{ //run the request
running = true;
tcnt = cnt;
connect();
}
}
}
}
}
private void connect(){
final thd t = new thd();
thread = new Thread(t);
thread.start();
}
class thd implements Runnable {
public void run() {
try {
SocketClient client = new SocketClient(i,p,retime);
int out = client.sendMsg(req,recall);
if(out == 0){
client.closeSocket();
running = false;
}
else {
client.closeSocket();
Message msg = new Message();
msg.what = 0;
handler.sendMessage(msg);
}
} catch (UnknownHostException e) {
e.printStackTrace();
Message msg = new Message();
msg.what = -1;
msg.obj = e;
handler.sendMessage(msg);
} catch (IOException e) {
e.printStackTrace();
Message msg = new Message();
msg.what = -1;
msg.obj = e;
handler.sendMessage(msg);
}
}
}
@SuppressLint("HandlerLeak")
Handler handler = new Handler() {
public void handleMessage(Message msg) {
switch (msg.what) {
case -1:
if (tcnt > 0) {
tcnt--;
System.out.println(tcnt);
connect();
} else if (tcnt == 0) {
Message m = new Message();
m.obj = msg.obj;
m.what = -1;
recall.sendMessage(m);
running = false;
}
break;
case 0:
if (tcnt > 0) {
tcnt--;
connect();
} else if (tcnt == 0) {
Message m = new Message();
ConnectFailedException c = new ConnectFailedException();
m.obj = c;
m.what = -1;
recall.sendMessage(m);
running = false;
}
break;
}
super.handleMessage(msg);
}
};
class ConnectFailedException extends Exception{
private static final long serialVersionUID = 101L;
public ConnectFailedException() {
super();
}
}
class TimeOutException extends Exception{
private static final long serialVersionUID = 102L;
public TimeOutException() {
super();
}
}
class JavaHostException extends Exception{
private static final long serialVersionUID = 103L;
public JavaHostException() {
super();
}
}
}
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