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package JACE.tests.netsvcs.Token;
import java.net.*;
import java.io.*;
import JACE.ASX.*;
import JACE.OS.*;
import JACE.Misc.*;
import JACE.Concurrency.*;
import JACE.netsvcs.Token.*;
public class ProxyClientTest
{
public static void report(String s) {
System.out.println(s);
}
static InputStreamReader stdin = new InputStreamReader (System.in);
static RemoteLock lock;
static int requeuePosition = -1, timeout = -1;
public static void showMenu ()
{
report ("\n[A]cquire");
report ("Acquire [w]rite");
report ("Acquire rea[d]");
report ("[T]ry Acquire");
report ("Try acquire wr[i]te");
report ("Try acquire r[e]ad");
report ("Re[n]ew");
report ("[R]elease");
report ("\n[Q]uit");
System.out.print ("\nOption (AWDTIENRQ): ");
}
public static void processCommands () throws IOException
{
int ch = 0, result = -1;
showMenu ();
do {
ch = stdin.read();
try {
switch (ch)
{
case 'a':
case 'A':
if (timeout >= 0) {
TimeValue tv = TimeValue.relativeTimeOfDay (timeout, 0);
result = lock.acquire (tv);
} else
result = lock.acquire ();
break;
case 'w':
case 'W':
if (timeout >= 0) {
TimeValue tv = TimeValue.relativeTimeOfDay (timeout, 0);
result = lock.acquireWrite (tv);
} else
result = lock.acquire ();
break;
case 'd':
case 'D':
if (timeout >= 0) {
TimeValue tv = TimeValue.relativeTimeOfDay (timeout, 0);
result = lock.acquireRead (tv);
} else
result = lock.acquire ();
break;
case 't':
case 'T':
result = lock.tryAcquire ();
break;
case 'i':
case 'I':
result = lock.tryAcquireWrite ();
break;
case 'e':
case 'E':
result = lock.tryAcquireRead ();
break;
case 'r':
case 'R':
result = lock.release ();
break;
case 'n':
case 'N':
if (timeout >= 0) {
TimeValue tv = TimeValue.relativeTimeOfDay (timeout, 0);
result = lock.renew (requeuePosition, tv);
} else
result = lock.renew (requeuePosition);
break;
case 'q':
case 'Q':
continue;
case -1:
case 10:
case 13:
// Ignore line feeds and carriage returns
continue;
default:
report ("Unknown command: " + (char)ch + " (" + ch + ")\n");
showMenu ();
continue;
}
report ("\nResult: " + (result == lock.SUCCESS ? "Success" :
"Failure"));
} catch (TimeoutException e) {
report ("\nRequest timed out");
/*
} catch (InterruptedException e) {
report ("\nInterrupted while attemping operation");
*/
} catch (LockException e) {
report ("\nLock failure: " + e.getMessage ());
}
showMenu ();
} while (ch != 'Q' && ch != 'q');
}
public static void printUsage ()
{
report ("Valid options:\n");
report ("-h <host name> Specify token server host");
report ("-p <port number> Port to connect to");
report ("-t <time in sec> Relative timeout to use");
report ("-l <lock type> 0 Mutex, 1 RWMutex");
report ("-c <client ID> Specify ID (default is this machine name)");
report ("-n <token name> Specify token name");
report ("-q <requeue pos> Use this requeue position in renew");
report ("-d Enable debugging");
}
public static void main (String args[]) throws IOException
{
GetOpt opt = new GetOpt (args, "h:p:t:l:c:n:q:d", true);
String host = "localhost", tokenName = "token1";
int port = ACE.DEFAULT_SERVER_PORT;
int type = LockTypes.MUTEX, c;
String clientID = InetAddress.getLocalHost().getHostName ();
try {
while ((c = opt.next ()) != -1) {
switch (c)
{
case 'h':
host = opt.optarg ();
break;
case 'p':
port = Integer.parseInt (opt.optarg ());
break;
case 't':
timeout = Integer.parseInt (opt.optarg ());
break;
case 'l':
type = Integer.parseInt (opt.optarg ());
break;
case 'c':
clientID = opt.optarg ();
break;
case 'n':
tokenName = opt.optarg ();
break;
case 'q':
requeuePosition = Integer.parseInt (opt.optarg ());
break;
case 'd':
ACE.enableDebugging ();
ACE.DEBUG ("Debugging is enabled");
break;
default:
printUsage ();
return;
}
}
} catch (ArrayIndexOutOfBoundsException e) {
printUsage ();
return;
}
report ("Using : " + host + " on port " + port);
report ("Token : " + tokenName);
report ("Client ID: " + clientID);
lock = new RemoteLock (type, 0, tokenName, clientID, host, port);
processCommands ();
lock.close ();
}
}
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