/** Clears the idle connections in the pool. */
@Override
public void clear() {
ArrayList<ManagedPoolItem> pool = _connectionPool;
if (pool == null) return;
ArrayList<ManagedPoolItem> clearItems = new ArrayList<ManagedPoolItem>();
synchronized (_connectionPool) {
_idlePool.clear();
clearItems.addAll(pool);
pool.clear();
}
for (int i = 0; i < clearItems.size(); i++) {
ManagedPoolItem poolItem = clearItems.get(i);
try {
poolItem.destroy();
} catch (Throwable e) {
log.log(Level.WARNING, e.toString(), e);
}
}
}
/** Initialize the connection manager. */
public Object init(ManagedConnectionFactory mcf) throws ConfigException, ResourceException {
if (!_lifecycle.toInit()) return null;
_mcf = mcf;
if (_name == null) {
int v = _idGen.incrementAndGet();
_name = mcf.getClass().getSimpleName() + "-" + v;
}
if (_tm == null)
throw new ConfigException(L.l("the connection manager needs a transaction manager."));
_idlePool = new IdlePoolSet(_maxIdleCount);
_connectionTime = MeterService.createActiveTimeMeter("Resin|Database|Connection");
_idleTime = MeterService.createActiveTimeMeter("Resin|Database|Idle");
_queryTime = MeterService.createActiveTimeMeter("Resin|Database|Query");
registerSelf();
_alarm = new WeakAlarm(this);
if (!(mcf instanceof ValidatingManagedConnectionFactory)) {
// never check
_lastValidCheckTime = Long.MAX_VALUE / 2;
}
// recover any resources on startup
if (_isEnableXA) {
Subject subject = null;
ManagedConnection mConn = mcf.createManagedConnection(subject, null);
try {
XAResource xa = mConn.getXAResource();
_tm.recover(xa);
} catch (NotSupportedException e) {
log.finer(e.toString());
} catch (Throwable e) {
log.log(Level.FINER, e.toString(), e);
} finally {
mConn.destroy();
}
}
return mcf.createConnectionFactory(this);
}
/** Destroys the manager. */
public void destroy() {
stop();
if (!_lifecycle.toDestroy()) return;
ArrayList<ManagedPoolItem> pool;
synchronized (_connectionPool) {
pool = new ArrayList<ManagedPoolItem>(_connectionPool);
_connectionPool.clear();
if (_idlePool != null) _idlePool.clear();
}
for (int i = 0; i < pool.size(); i++) {
ManagedPoolItem poolItem = pool.get(i);
try {
poolItem.destroy();
} catch (Throwable e) {
log.log(Level.WARNING, e.toString(), e);
}
}
}
private boolean sendError(FacesContext context, String lifecycle, Exception e) {
for (Throwable cause = e; cause != null; cause = cause.getCause()) {
if (cause instanceof DisplayableException) {
if (e instanceof RuntimeException) throw (RuntimeException) e;
else throw new FacesException(e);
} else if (cause instanceof ServletException) throw new FacesException(e);
else if (cause instanceof JspException) throw new FacesException(e);
}
ExternalContext extContext = context.getExternalContext();
Object response = extContext.getResponse();
if (!(response instanceof HttpServletResponse)) {
context.renderResponse();
if (e instanceof RuntimeException) throw (RuntimeException) e;
else throw new RuntimeException(e);
}
log.log(Level.WARNING, e.toString(), e);
HttpServletResponse res = (HttpServletResponse) response;
try {
context.renderResponse();
context.responseComplete();
res.setStatus(500, "JSF Exception");
res.setContentType("text/html");
PrintWriter out = res.getWriter();
out.println("<body>");
out.println("<h3>JSF exception detected in " + lifecycle + " phase</h3>");
String msg = e.getMessage();
out.println("<span style='color:red;font:bold'>" + Html.escapeHtml(msg) + "</span><br/>");
out.println("<h3>Context: " + context.getViewRoot() + "</h3>");
out.println("<code><pre>");
String errorId = null;
if (e instanceof FacesException && msg.startsWith("id=")) {
int p = msg.indexOf(' ');
errorId = msg.substring(3, p);
}
printComponentTree(out, errorId, context, context.getViewRoot(), 0);
out.println("</pre></code>");
if (!Alarm.isTest()) {
out.println("<h3>Stack Trace</h3>");
out.println("<pre>");
if (e.getCause() != null) e.getCause().printStackTrace(out);
else e.printStackTrace(out);
out.println("</pre>");
}
out.println("</body>");
// clear, so we don't just loop
Application app = context.getApplication();
ViewHandler view = app.getViewHandler();
UIViewRoot viewRoot = context.getViewRoot();
viewRoot = view.createView(context, viewRoot.getViewId());
context.setViewRoot(viewRoot);
// view.writeState(context); // XXX: no need to output state, but review.
return true;
} catch (IOException e1) {
throw new RuntimeException(e);
}
}
