/**
* add but don't start This is used only by RouterConsoleRunner, which adds all the webapps first
* and then starts all at once.
*/
static WebAppContext addWebApp(
RouterContext ctx,
ContextHandlerCollection server,
String appName,
String warPath,
File tmpdir)
throws IOException {
// Jetty will happily load one context on top of another without stopping
// the first one, so we remove any previous one here
try {
stopWebApp(appName);
} catch (Throwable t) {
}
// To avoid ZipErrors from JarURLConnetion caching,
// (used by Jetty JarResource and JarFileResource)
// copy the war to a new directory if it is newer than the one we loaded originally.
// Yes, URLConnection has a setDefaultUseCaches() method, but it's hard to get to
// because it's non-static and the class is abstract, and we don't really want to
// set the default to false for everything.
long newmod = (new File(warPath)).lastModified();
if (newmod <= 0) throw new IOException("Web app " + warPath + " does not exist");
Long oldmod = warModTimes.get(warPath);
if (oldmod == null) {
warModTimes.put(warPath, new Long(newmod));
} else if (oldmod.longValue() < newmod) {
// copy war to temporary directory
File warTmpDir =
new SecureDirectory(ctx.getTempDir(), "war-copy-" + appName + ctx.random().nextInt());
warTmpDir.mkdir();
String tmpPath = (new File(warTmpDir, appName + ".war")).getAbsolutePath();
if (!FileUtil.copy(warPath, tmpPath, true))
throw new IOException("Web app failed copy from " + warPath + " to " + tmpPath);
warPath = tmpPath;
}
WebAppContext wac = new WebAppContext(warPath, "/" + appName);
tmpdir.mkdir();
wac.setTempDirectory(tmpdir);
// all the JSPs are precompiled, no need to extract
wac.setExtractWAR(false);
// this does the passwords...
RouterConsoleRunner.initialize(ctx, wac);
// see WebAppConfiguration for info
String[] classNames = wac.getConfigurationClasses();
String[] newClassNames = new String[classNames.length + 1];
for (int j = 0; j < classNames.length; j++) newClassNames[j] = classNames[j];
newClassNames[classNames.length] = WebAppConfiguration.class.getName();
wac.setConfigurationClasses(newClassNames);
server.addHandler(wac);
server.mapContexts();
return wac;
}
/**
* stop it and remove the context
*
* @throws just about anything, caller would be wise to catch Throwable
*/
static void stopWebApp(String appName) {
ContextHandler wac = getWebApp(appName);
if (wac == null) return;
try {
// not graceful is default in Jetty 6?
wac.stop();
} catch (Exception ie) {
}
ContextHandlerCollection server = getConsoleServer();
if (server == null) return;
try {
server.removeHandler(wac);
server.mapContexts();
} catch (IllegalStateException ise) {
}
}
