public ReaderHandler(LowLevelDbAccess lowLevelDbAccess, String webDir) {
loginInfoDb = new LoginInfo.DB(lowLevelDbAccess);
userDb = new User.DB(lowLevelDbAccess);
feedDb = new Feed.DB(lowLevelDbAccess);
articleDb = new Article.DB(lowLevelDbAccess);
readArticlesCollDb = new ReadArticlesColl.DB(lowLevelDbAccess);
userHelpers = new UserHelpers(loginInfoDb, userDb);
setContextPath("/");
File warPath = new File(webDir);
setWar(warPath.getAbsolutePath());
if (isInJar) {
for (Map.Entry<String, String> entry : PATH_MAPPING.entrySet()) {
addPrebuiltJsp(entry.getKey(), "jsp." + entry.getValue().replaceAll("_", "_005f") + "_jsp");
}
} else {
for (Map.Entry<String, String> entry : PATH_MAPPING.entrySet()) {
addServlet(
new ServletHolder(new RedirectServlet("/" + entry.getValue() + ".jsp")),
entry.getKey());
}
}
setErrorHandler(new ReaderErrorHandler());
}
// keyboard discovery code
private void _mapKey(char charCode, int keyindex, boolean shift, boolean altgraph) {
log("_mapKey: " + charCode);
// if character is not in map, add it
if (!charMap.containsKey(new Integer(charCode))) {
log("Notified: " + (char) charCode);
KeyEvent event =
new KeyEvent(
applet(),
0,
0,
(shift ? KeyEvent.SHIFT_MASK : 0) + (altgraph ? KeyEvent.ALT_GRAPH_MASK : 0),
((Integer) vkKeys.get(keyindex)).intValue(),
(char) charCode);
charMap.put(new Integer(charCode), event);
log("Mapped char " + (char) charCode + " to KeyEvent " + event);
if (((char) charCode) >= 'a' && ((char) charCode) <= 'z') {
// put shifted version of a-z in automatically
int uppercharCode = (int) Character.toUpperCase((char) charCode);
event =
new KeyEvent(
applet(),
0,
0,
KeyEvent.SHIFT_MASK + (altgraph ? KeyEvent.ALT_GRAPH_MASK : 0),
((Integer) vkKeys.get(keyindex)).intValue(),
(char) uppercharCode);
charMap.put(new Integer(uppercharCode), event);
log("Mapped char " + (char) uppercharCode + " to KeyEvent " + event);
}
}
}
/**
* Returns true if the user represented by the current request plays the named role.
*
* @param role the named role to test.
* @return true if the user plays the role.
*/
public boolean isUserInRole(String role) {
ServletInvocation invocation = getInvocation();
if (invocation == null) {
if (getRequest() != null) return getRequest().isUserInRole(role);
else return false;
}
HashMap<String, String> roleMap = invocation.getSecurityRoleMap();
if (roleMap != null) {
String linkRole = roleMap.get(role);
if (linkRole != null) role = linkRole;
}
String runAs = getRunAs();
if (runAs != null) return runAs.equals(role);
WebApp webApp = getWebApp();
Principal user = getUserPrincipal();
if (user == null) {
if (log.isLoggable(Level.FINE)) log.fine(this + " no user for isUserInRole");
return false;
}
RoleMapManager roleManager = webApp != null ? webApp.getRoleMapManager() : null;
if (roleManager != null) {
Boolean result = roleManager.isUserInRole(role, user);
if (result != null) {
if (log.isLoggable(Level.FINE)) log.fine(this + " userInRole(" + role + ")->" + result);
return result;
}
}
Login login = webApp == null ? null : webApp.getLogin();
boolean inRole = login != null && login.isUserInRole(user, role);
if (log.isLoggable(Level.FINE)) {
if (login == null) log.fine(this + " no Login for isUserInRole");
else if (user == null) log.fine(this + " no user for isUserInRole");
else if (inRole) log.fine(this + " " + user + " is in role: " + role);
else log.fine(this + " failed " + user + " in role: " + role);
}
return inRole;
}
static {
PATH_MAPPING.put("", "home_page");
PATH_MAPPING.put(PATH_LOGIN, "login");
PATH_MAPPING.put(PATH_LOGOUT, "login"); // !!! after logout we get redirected to /login
PATH_MAPPING.put(PATH_SIGNUP, "signup");
PATH_MAPPING.put(PATH_ERROR, "error");
PATH_MAPPING.put(PATH_FEED_ADMIN, "feed_admin");
PATH_MAPPING.put(PATH_SETTINGS, "settings");
PATH_MAPPING.put(PATH_FEEDS, "feeds");
PATH_MAPPING.put(PATH_FEED + "/*", "feed");
PATH_MAPPING.put(PATH_ADMIN, "admin");
}
public boolean startProxy(long from, long to) {
// lazy init for proxy support check quickly in isReadable
if (ProxyConnections == null) {
ProxyConnections = new HashMap<Long, EventableChannel>();
}
EventableChannel target = Connections.get(to);
if (target != null) {
ProxyConnections.put(from, target);
return true;
} else {
return false;
}
}
void close() {
try {
if (mySelector != null) mySelector.close();
} catch (IOException e) {
}
mySelector = null;
// run down open connections and sockets.
Iterator<ServerSocketChannel> i = Acceptors.values().iterator();
while (i.hasNext()) {
try {
i.next().close();
} catch (IOException e) {
}
}
// 29Sep09: We create an ArrayList of the existing connections, then iterate over
// that to call unbind on them. This is because an unbind can trigger a reconnect,
// which will add to the Connections HashMap, causing a ConcurrentModificationException.
// XXX: The correct behavior here would be to latch the various reactor methods to return
// immediately if the reactor is shutting down.
ArrayList<EventableChannel> conns = new ArrayList<EventableChannel>();
Iterator<EventableChannel> i2 = Connections.values().iterator();
while (i2.hasNext()) {
EventableChannel ec = i2.next();
if (ec != null) {
conns.add(ec);
}
}
Connections.clear();
ListIterator<EventableChannel> i3 = conns.listIterator(0);
while (i3.hasNext()) {
EventableChannel ec = i3.next();
eventCallback(ec.getBinding(), EM_CONNECTION_UNBOUND, null);
ec.close();
EventableSocketChannel sc = (EventableSocketChannel) ec;
if (sc != null && sc.isAttached()) DetachedConnections.add(sc);
}
ListIterator<EventableSocketChannel> i4 = DetachedConnections.listIterator(0);
while (i4.hasNext()) {
EventableSocketChannel ec = i4.next();
ec.cleanup();
}
DetachedConnections.clear();
}
void isReadable(SelectionKey k) {
EventableChannel ec = (EventableChannel) k.attachment();
long b = ec.getBinding();
if (ec.isWatchOnly()) {
if (ec.isNotifyReadable()) eventCallback(b, EM_CONNECTION_NOTIFY_READABLE, null);
} else {
myReadBuffer.clear();
try {
ec.readInboundData(myReadBuffer);
myReadBuffer.flip();
if (myReadBuffer.limit() > 0) {
if (ProxyConnections != null) {
EventableChannel target = ProxyConnections.get(b);
if (target != null) {
ByteBuffer myWriteBuffer = ByteBuffer.allocate(myReadBuffer.limit());
myWriteBuffer.put(myReadBuffer);
myWriteBuffer.flip();
target.scheduleOutboundData(myWriteBuffer);
} else {
eventCallback(b, EM_CONNECTION_READ, myReadBuffer);
}
} else {
eventCallback(b, EM_CONNECTION_READ, myReadBuffer);
}
}
} catch (IOException e) {
UnboundConnections.add(b);
}
}
}
public SocketChannel detachChannel(long sig) {
EventableSocketChannel ec = (EventableSocketChannel) Connections.get(sig);
if (ec != null) {
UnboundConnections.add(sig);
return ec.getChannel();
} else {
return null;
}
}
public long openUdpSocket(InetSocketAddress address) throws IOException {
// TODO, don't throw an exception out of here.
DatagramChannel dg = DatagramChannel.open();
dg.configureBlocking(false);
dg.socket().bind(address);
long b = createBinding();
EventableChannel ec = new EventableDatagramChannel(dg, b, mySelector);
dg.register(mySelector, SelectionKey.OP_READ, ec);
Connections.put(b, ec);
return b;
}
void removeUnboundConnections() {
if (UnboundConnections.size() == 0) {
return;
}
ArrayList<Long> currentUnboundConnections = UnboundConnections;
// fix concurrent modification exception
UnboundConnections = new ArrayList<Long>();
for (long b : currentUnboundConnections) {
EventableChannel ec = Connections.remove(b);
if (ec != null) {
if (ProxyConnections != null) {
ProxyConnections.remove(b);
}
eventCallback(b, EM_CONNECTION_UNBOUND, null);
ec.close();
EventableSocketChannel sc = (EventableSocketChannel) ec;
if (sc != null && sc.isAttached()) DetachedConnections.add(sc);
}
}
}
public long startTcpServer(SocketAddress sa) throws EmReactorException {
try {
ServerSocketChannel server = ServerSocketChannel.open();
server.configureBlocking(false);
server.socket().bind(sa);
long s = createBinding();
Acceptors.put(s, server);
server.register(mySelector, SelectionKey.OP_ACCEPT, s);
return s;
} catch (IOException e) {
throw new EmReactorException("unable to open socket acceptor: " + e.toString());
}
}
public long attachChannel(SocketChannel sc, boolean watch_mode) {
long b = createBinding();
EventableSocketChannel ec = new EventableSocketChannel(sc, b, mySelector);
ec.setAttached();
if (watch_mode) ec.setWatchOnly();
Connections.put(b, ec);
NewConnections.add(b);
return b;
}
void isAcceptable(SelectionKey k) {
ServerSocketChannel ss = (ServerSocketChannel) k.channel();
SocketChannel sn;
long b;
for (int n = 0; n < 10; n++) {
try {
sn = ss.accept();
if (sn == null) break;
} catch (IOException e) {
e.printStackTrace();
k.cancel();
ServerSocketChannel server = Acceptors.remove(k.attachment());
if (server != null)
try {
server.close();
} catch (IOException ex) {
}
;
break;
}
try {
sn.configureBlocking(false);
} catch (IOException e) {
e.printStackTrace();
continue;
}
b = createBinding();
EventableSocketChannel ec = new EventableSocketChannel(sn, b, mySelector);
Connections.put(b, ec);
NewConnections.add(b);
eventCallback(((Long) k.attachment()).longValue(), EM_CONNECTION_ACCEPTED, null, b);
}
}
// Recursive method to walk the tree below a node and set
// a new parent logger.
void walkAndSetParent(Logger parent) {
if (children == null) {
return;
}
Iterator values = children.values().iterator();
while (values.hasNext()) {
LogNode node = (LogNode) values.next();
if (node.logger == null) {
node.walkAndSetParent(parent);
} else {
doSetParent(node.logger, parent);
}
}
}
/**
* Construct a "simplified name" based on the subject DN from the certificate. The purpose is to
* have something shorter to display in the list. The name used is one of the following DN parts,
* if available, otherwise the complete DN: 'CN', 'OU' or else 'O'.
*
* @param cert to read subject DN from
* @return the simplified name
*/
private static String getSimplifiedName(X509Certificate cert) {
final HashMap<String, String> parts = new HashMap<String, String>();
try {
for (Rdn name : new LdapName(cert.getSubjectX500Principal().getName()).getRdns()) {
if (name.getType() != null && name.getValue() != null) {
parts.put(name.getType(), name.getValue().toString());
}
}
} catch (InvalidNameException ignored) // NOPMD
{
}
String result = parts.get("CN");
if (result == null) {
result = parts.get("OU");
}
if (result == null) {
result = parts.get("O");
}
if (result == null) {
result = cert.getSubjectX500Principal().getName();
}
return result;
}
// Recursive method to walk the tree below a node and set
// a new parent logger.
void walkAndSetParent(Logger parent) {
if (children == null) {
return;
}
Iterator<LogNode> values = children.values().iterator();
while (values.hasNext()) {
LogNode node = values.next();
LoggerWeakRef ref = node.loggerRef;
Logger logger = (ref == null) ? null : ref.get();
if (logger == null) {
node.walkAndSetParent(parent);
} else {
doSetParent(logger, parent);
}
}
}
void removeUnboundConnections() {
ListIterator<Long> iter = UnboundConnections.listIterator(0);
while (iter.hasNext()) {
long b = iter.next();
EventableChannel ec = Connections.remove(b);
if (ec != null) {
eventCallback(b, EM_CONNECTION_UNBOUND, null);
ec.close();
EventableSocketChannel sc = (EventableSocketChannel) ec;
if (sc != null && sc.isAttached()) DetachedConnections.add(sc);
}
}
UnboundConnections.clear();
}
/** Get a class loader. Create in a restricted context */
synchronized AppletClassLoader getClassLoader(final URL codebase, final String key) {
AppletClassLoader c = classloaders.get(key);
if (c == null) {
AccessControlContext acc = getAccessControlContext(codebase);
c =
AccessController.doPrivileged(
new PrivilegedAction<AppletClassLoader>() {
@Override
public AppletClassLoader run() {
AppletClassLoader ac = createClassLoader(codebase);
/* Should the creation of the classloader be
* within the class synchronized block? Since
* this class is used by the plugin, take care
* to avoid deadlocks, or specialize
* AppletPanel within the plugin. It may take
* an arbitrary amount of time to create a
* class loader (involving getting Jar files
* etc.) and may block unrelated applets from
* finishing createAppletThread (due to the
* class synchronization). If
* createAppletThread does not finish quickly,
* the applet cannot process other messages,
* particularly messages such as destroy
* (which timeout when called from the browser).
*/
synchronized (getClass()) {
AppletClassLoader res = classloaders.get(key);
if (res == null) {
classloaders.put(key, ac);
return ac;
} else {
return res;
}
}
}
},
acc);
}
return c;
}
void addNewConnections() {
ListIterator<EventableSocketChannel> iter = DetachedConnections.listIterator(0);
while (iter.hasNext()) {
EventableSocketChannel ec = iter.next();
ec.cleanup();
}
DetachedConnections.clear();
ListIterator<Long> iter2 = NewConnections.listIterator(0);
while (iter2.hasNext()) {
long b = iter2.next();
EventableChannel ec = Connections.get(b);
if (ec != null) {
try {
ec.register();
} catch (ClosedChannelException e) {
UnboundConnections.add(ec.getBinding());
}
}
}
NewConnections.clear();
}
public long connectTcpServer(String bindAddr, int bindPort, String address, int port) {
long b = createBinding();
try {
SocketChannel sc = SocketChannel.open();
sc.configureBlocking(false);
if (bindAddr != null) sc.socket().bind(new InetSocketAddress(bindAddr, bindPort));
EventableSocketChannel ec = new EventableSocketChannel(sc, b, mySelector);
if (sc.connect(new InetSocketAddress(address, port))) {
// Connection returned immediately. Can happen with localhost connections.
// WARNING, this code is untested due to lack of available test conditions.
// Ought to be be able to come here from a localhost connection, but that
// doesn't happen on Linux. (Maybe on FreeBSD?)
// The reason for not handling this until we can test it is that we
// really need to return from this function WITHOUT triggering any EM events.
// That's because until the user code has seen the signature we generated here,
// it won't be able to properly dispatch them. The C++ EM deals with this
// by setting pending mode as a flag in ALL eventable descriptors and making
// the descriptor select for writable. Then, it can send UNBOUND and
// CONNECTION_COMPLETED on the next pass through the loop, because writable will
// fire.
throw new RuntimeException("immediate-connect unimplemented");
} else {
ec.setConnectPending();
Connections.put(b, ec);
NewConnections.add(b);
}
} catch (IOException e) {
// Can theoretically come here if a connect failure can be determined immediately.
// I don't know how to make that happen for testing purposes.
throw new RuntimeException("immediate-connect unimplemented: " + e.toString());
}
return b;
}
public void setCommInactivityTimeout(long sig, long mills) {
Connections.get(sig).setCommInactivityTimeout(mills);
}
public void stopProxy(long from) {
ProxyConnections.remove(from);
}
public int getConnectionCount() {
return Connections.size() + Acceptors.size();
}
public boolean isNotifyWritable(long sig) {
return Connections.get(sig).isNotifyWritable();
}
public void setNotifyWritable(long sig, boolean mode) {
((EventableSocketChannel) Connections.get(sig)).setNotifyWritable(mode);
}
public Object[] getPeerName(long sig) {
return Connections.get(sig).getPeerName();
}
public void startTls(long sig) throws NoSuchAlgorithmException, KeyManagementException {
Connections.get(sig).startTls();
}
public void closeConnection(long sig, boolean afterWriting) {
EventableChannel ec = Connections.get(sig);
if (ec != null) if (ec.scheduleClose(afterWriting)) UnboundConnections.add(sig);
}
private int getVKCode(int charCode, int keyCode) {
int keyboardCode = 0;
if (charCode >= 32) {
// if it is printable, then it lives in our hashmap
KeyEvent event = (KeyEvent) charMap.get(new Integer(charCode));
keyboardCode = event.getKeyCode();
} else {
switch (keyCode) {
case 13:
keyboardCode = KeyEvent.VK_ENTER;
break;
case 8:
keyboardCode = KeyEvent.VK_BACK_SPACE;
break;
case 25: // shift tab for Safari
case 9:
keyboardCode = KeyEvent.VK_TAB;
break;
case 12:
keyboardCode = KeyEvent.VK_CLEAR;
break;
case 16:
keyboardCode = KeyEvent.VK_SHIFT;
break;
case 17:
keyboardCode = KeyEvent.VK_CONTROL;
break;
case 18:
keyboardCode = KeyEvent.VK_ALT;
break;
case 63250:
case 19:
keyboardCode = KeyEvent.VK_PAUSE;
break;
case 20:
keyboardCode = KeyEvent.VK_CAPS_LOCK;
break;
case 27:
keyboardCode = KeyEvent.VK_ESCAPE;
break;
case 32:
log("it's a space");
keyboardCode = KeyEvent.VK_SPACE;
break;
case 63276:
case 33:
keyboardCode = KeyEvent.VK_PAGE_UP;
break;
case 63277:
case 34:
keyboardCode = KeyEvent.VK_PAGE_DOWN;
break;
case 63275:
case 35:
keyboardCode = KeyEvent.VK_END;
break;
case 63273:
case 36:
keyboardCode = KeyEvent.VK_HOME;
break;
/** Constant for the <b>left</b> arrow key. */
case 63234:
case 37:
keyboardCode = KeyEvent.VK_LEFT;
break;
/** Constant for the <b>up</b> arrow key. */
case 63232:
case 38:
keyboardCode = KeyEvent.VK_UP;
break;
/** Constant for the <b>right</b> arrow key. */
case 63235:
case 39:
keyboardCode = KeyEvent.VK_RIGHT;
break;
/** Constant for the <b>down</b> arrow key. */
case 63233:
case 40:
keyboardCode = KeyEvent.VK_DOWN;
break;
case 63272:
case 46:
keyboardCode = KeyEvent.VK_DELETE;
break;
case 63289:
case 144:
keyboardCode = KeyEvent.VK_NUM_LOCK;
break;
case 63249:
case 145:
keyboardCode = KeyEvent.VK_SCROLL_LOCK;
break;
/** Constant for the F1 function key. */
case 63236:
case 112:
keyboardCode = KeyEvent.VK_F1;
break;
/** Constant for the F2 function key. */
case 63237:
case 113:
keyboardCode = KeyEvent.VK_F2;
break;
/** Constant for the F3 function key. */
case 63238:
case 114:
keyboardCode = KeyEvent.VK_F3;
break;
/** Constant for the F4 function key. */
case 63239:
case 115:
keyboardCode = KeyEvent.VK_F4;
break;
/** Constant for the F5 function key. */
case 63240:
case 116:
keyboardCode = KeyEvent.VK_F5;
break;
/** Constant for the F6 function key. */
case 63241:
case 117:
keyboardCode = KeyEvent.VK_F6;
break;
/** Constant for the F7 function key. */
case 63242:
case 118:
keyboardCode = KeyEvent.VK_F7;
break;
/** Constant for the F8 function key. */
case 63243:
case 119:
keyboardCode = KeyEvent.VK_F8;
break;
/** Constant for the F9 function key. */
case 63244:
case 120:
keyboardCode = KeyEvent.VK_F9;
break;
/** Constant for the F10 function key. */
case 63245:
case 121:
keyboardCode = KeyEvent.VK_F10;
break;
/** Constant for the F11 function key. */
case 63246:
case 122:
keyboardCode = KeyEvent.VK_F11;
break;
/** Constant for the F12 function key. */
case 63247:
case 123:
keyboardCode = KeyEvent.VK_F12;
break;
/**
* Constant for the F13 function key.
*
* @since 1.2
*/
/*
* F13 - F24 are used on IBM 3270 keyboard; break; use
* random range for constants.
*/
case 124:
keyboardCode = KeyEvent.VK_F13;
break;
/**
* Constant for the F14 function key.
*
* @since 1.2
*/
case 125:
keyboardCode = KeyEvent.VK_F14;
break;
/**
* Constant for the F15 function key.
*
* @since 1.2
*/
case 126:
keyboardCode = KeyEvent.VK_F15;
break;
case 63302:
case 45:
keyboardCode = KeyEvent.VK_INSERT;
break;
case 47:
keyboardCode = KeyEvent.VK_HELP;
break;
}
}
log("Attempting to type " + (char) charCode + ":" + charCode + " " + keyCode);
log("Converted to " + keyboardCode);
return keyboardCode;
}
public void sendDatagram(long sig, ByteBuffer bb, String recipAddress, int recipPort) {
(Connections.get(sig)).scheduleOutboundDatagram(bb, recipAddress, recipPort);
}
