@Override
public final void service(final HttpServletRequest req, final HttpServletResponse res)
throws IOException {
final HTTPContext http = new HTTPContext(req, res, this);
final boolean restxq = this instanceof RestXqServlet;
try {
http.authorize();
run(http);
http.log(SC_OK, "");
} catch (final HTTPException ex) {
http.status(ex.getStatus(), Util.message(ex), restxq);
} catch (final LoginException ex) {
http.status(SC_UNAUTHORIZED, Util.message(ex), restxq);
} catch (final IOException | QueryException ex) {
http.status(SC_BAD_REQUEST, Util.message(ex), restxq);
} catch (final ProcException ex) {
http.status(SC_BAD_REQUEST, Text.INTERRUPTED, restxq);
} catch (final Exception ex) {
final String msg = Util.bug(ex);
Util.errln(msg);
http.status(SC_INTERNAL_SERVER_ERROR, Util.info(UNEXPECTED, msg), restxq);
} finally {
if (Prop.debug) {
Util.outln("_ REQUEST _________________________________" + Prop.NL + req);
final Enumeration<String> en = req.getHeaderNames();
while (en.hasMoreElements()) {
final String key = en.nextElement();
Util.outln(Text.LI + key + Text.COLS + req.getHeader(key));
}
Util.out("_ RESPONSE ________________________________" + Prop.NL + res);
}
}
}
@Override
public void init(final ServletConfig config) throws ServletException {
super.init(config);
try {
HTTPContext.init(config.getServletContext());
final Enumeration<String> en = config.getInitParameterNames();
while (en.hasMoreElements()) {
String key = en.nextElement().toLowerCase(Locale.ENGLISH);
final String val = config.getInitParameter(key);
if (key.startsWith(Prop.DBPREFIX)) key = key.substring(Prop.DBPREFIX.length());
if (key.equalsIgnoreCase(MainProp.USER[0].toString())) {
user = val;
} else if (key.equalsIgnoreCase(MainProp.PASSWORD[0].toString())) {
pass = val;
}
}
} catch (final IOException ex) {
throw new ServletException(ex);
}
}
/**
* Initializes the servlet context, based on the servlet context. Parses all context parameters
* and passes them on to the database context.
*
* @param sc servlet context
* @throws IOException I/O exception
*/
static synchronized void init(final ServletContext sc) throws IOException {
// skip process if context has already been initialized
if (context != null) return;
// set servlet path as home directory
final String path = sc.getRealPath("/");
System.setProperty(Prop.PATH, path);
// parse all context parameters
final HashMap<String, String> map = new HashMap<String, String>();
// store default web root
map.put(MainProp.HTTPPATH[0].toString(), path);
final Enumeration<?> en = sc.getInitParameterNames();
while (en.hasMoreElements()) {
final String key = en.nextElement().toString();
if (!key.startsWith(Prop.DBPREFIX)) continue;
// only consider parameters that start with "org.basex."
String val = sc.getInitParameter(key);
if (eq(key, DBUSER, DBPASS, DBMODE, DBVERBOSE)) {
// store servlet-specific parameters as system properties
System.setProperty(key, val);
} else {
// prefix relative paths with absolute servlet path
if (key.endsWith("path") && !new File(val).isAbsolute()) {
val = path + File.separator + val;
}
// store remaining parameters (without project prefix) in map
map.put(key.substring(Prop.DBPREFIX.length()).toUpperCase(Locale.ENGLISH), val);
}
}
context = new Context(map);
if (SERVER.equals(System.getProperty(DBMODE))) {
new BaseXServer(context);
} else {
context.log = new Log(context);
}
}
public List<String> call() throws IOException {
List<String> names = new ArrayList<String>();
Enumeration<NetworkInterface> nis = NetworkInterface.getNetworkInterfaces();
while (nis.hasMoreElements()) {
NetworkInterface ni = nis.nextElement();
LOGGER.fine("Listing up IP addresses for " + ni.getDisplayName());
Enumeration<InetAddress> e = ni.getInetAddresses();
while (e.hasMoreElements()) {
InetAddress ia = e.nextElement();
if (ia.isLoopbackAddress()) {
LOGGER.fine(ia + " is a loopback address");
continue;
}
if (!(ia instanceof Inet4Address)) {
LOGGER.fine(ia + " is not an IPv4 address");
continue;
}
LOGGER.fine(ia + " is a viable candidate");
names.add(ia.getHostAddress());
}
}
return names;
}
@Override
public void init(final ServletConfig config) throws ServletException {
super.init(config);
try {
HTTPContext.init(config.getServletContext());
final Enumeration<String> en = config.getInitParameterNames();
while (en.hasMoreElements()) {
String key = en.nextElement().toLowerCase(Locale.ENGLISH);
final String val = config.getInitParameter(key);
if (key.startsWith(Prop.DBPREFIX)) key = key.substring(Prop.DBPREFIX.length());
if (key.equalsIgnoreCase(StaticOptions.USER.name())) {
username = val;
} else if (key.equalsIgnoreCase(StaticOptions.PASSWORD.name())) {
password = val;
} else if (key.equalsIgnoreCase(StaticOptions.AUTHMETHOD.name())) {
auth = AuthMethod.valueOf(val);
}
}
} catch (final IOException ex) {
throw new ServletException(ex);
}
}
/**
* Initializes the database context, based on the initial servlet context. Parses all context
* parameters and passes them on to the database context.
*
* @param sc servlet context
* @throws IOException I/O exception
*/
public static synchronized void init(final ServletContext sc) throws IOException {
// check if HTTP context has already been initialized
if (init) return;
init = true;
// set web application path as home directory and HTTPPATH
final String webapp = sc.getRealPath("/");
Options.setSystem(Prop.PATH, webapp);
Options.setSystem(GlobalOptions.WEBPATH, webapp);
// bind all parameters that start with "org.basex." to system properties
final Enumeration<String> en = sc.getInitParameterNames();
while (en.hasMoreElements()) {
final String key = en.nextElement();
if (!key.startsWith(Prop.DBPREFIX)) continue;
String val = sc.getInitParameter(key);
if (key.endsWith("path") && !new File(val).isAbsolute()) {
// prefix relative path with absolute servlet path
Util.debug(key.toUpperCase(Locale.ENGLISH) + ": " + val);
val = new IOFile(webapp, val).path();
}
Options.setSystem(key, val);
}
// create context, update options
if (context == null) {
context = new Context(false);
} else {
context.globalopts.setSystem();
context.options.setSystem();
}
// start server instance
if (!context.globalopts.get(GlobalOptions.HTTPLOCAL)) new BaseXServer(context);
}