public TdsMonitor(ucar.util.prefs.PreferencesExt prefs, JFrame parentFrame) throws HTTPException {
this.mainPrefs = prefs;
this.parentFrame = parentFrame;
makeCache();
fileChooser =
new FileManager(parentFrame, null, null, (PreferencesExt) prefs.node("FileManager"));
// the top UI
tabbedPane = new JTabbedPane(JTabbedPane.TOP);
managePanel = new ManagePanel((PreferencesExt) mainPrefs.node("ManageLogs"));
accessLogPanel = new AccessLogPanel((PreferencesExt) mainPrefs.node("LogTable"));
servletLogPanel = new ServletLogPanel((PreferencesExt) mainPrefs.node("ServletLogPanel"));
urlDump = new URLDumpPane((PreferencesExt) mainPrefs.node("urlDump"));
tabbedPane.addTab("ManageLogs", managePanel);
tabbedPane.addTab("AccessLogs", accessLogPanel);
tabbedPane.addTab("ServletLogs", servletLogPanel);
tabbedPane.addTab("UrlDump", urlDump);
tabbedPane.setSelectedIndex(0);
setLayout(new BorderLayout());
add(tabbedPane, BorderLayout.CENTER);
CredentialsProvider provider = new UrlAuthenticatorDialog(null);
session = new HTTPSession("TdsMonitor");
session.setCredentialsProvider(provider);
session.setUserAgent("TdsMonitor");
}
private static synchronized void kill() {
if (sessionList != null) {
for (HTTPSession session : sessionList) {
session.close();
}
sessionList.clear();
// Rebuild the connection manager
connmgr.shutdown();
connmgr = new MultiThreadedHttpConnectionManager();
setGlobalThreadCount(DFALTTHREADCOUNT);
}
}
public void exit() {
session.close();
if (dnsCache != null) {
System.out.printf(" cache= %s%n", dnsCache.toString());
System.out.printf(" cache.size= %d%n", dnsCache.getSize());
System.out.printf(" cache.memorySize= %d%n", dnsCache.getMemoryStoreSize());
Statistics stats = dnsCache.getStatistics();
System.out.printf(" stats= %s%n", stats.toString());
}
cacheManager.shutdown();
fileChooser.save();
managePanel.save();
accessLogPanel.save();
servletLogPanel.save();
urlDump.save();
Rectangle bounds = frame.getBounds();
prefs.putBeanObject(FRAME_SIZE, bounds);
try {
store.save();
} catch (IOException ioe) {
ioe.printStackTrace();
}
done = true; // on some systems, still get a window close event
System.exit(0);
}
protected void construct(String legalurl) throws HTTPException {
this.legalurl = legalurl;
try {
sessionClient = new HttpClient(connmgr);
HttpClientParams clientparams = sessionClient.getParams();
// Allow (circular) redirects
clientparams.setParameter(ALLOW_CIRCULAR_REDIRECTS, true);
clientparams.setParameter(MAX_REDIRECTS, 25);
if (globalSoTimeout > 0) setSoTimeout(globalSoTimeout);
if (globalConnectionTimeout > 0) setConnectionTimeout(globalConnectionTimeout);
if (globalAgent != null) setUserAgent(globalAgent); // May get overridden by setUserAgent
setAuthenticationPreemptive(globalauthpreemptive);
setProxy();
if (TESTING) HTTPSession.track(this);
} catch (Exception e) {
throw new HTTPException("url=" + legalurl, e);
}
}
private void checkHeaders(HTTPMethod method) {
if (debugHeaders) {
System.out.println("\nOpenConnection Headers for " + method.getPath());
System.out.println("Status Line: " + method.getStatusLine());
}
Header[] responseHeaders = method.getResponseHeaders();
for (int i1 = 0; i1 < responseHeaders.length; i1++) {
Header responseHeader = responseHeaders[i1];
if (debugHeaders) System.out.print(" " + responseHeader);
String key = responseHeader.getName();
String value = responseHeader.getValue();
if (key.equals("Last-Modified")) {
lastModified = value;
if (debugHeaders) System.out.println(" **found lastModified = " + lastModified);
} else if (key.equals("X-Last-Extended")) {
lastExtended = value;
if (debugHeaders) System.out.println(" **found lastExtended = " + lastExtended);
} else if (key.equals("X-Last-Modified-Invalid")) {
lastModifiedInvalid = value;
if (debugHeaders)
System.out.println(" **found lastModifiedInvalid = " + lastModifiedInvalid);
}
}
if (debugHeaders) System.out.println("OpenConnection Headers for " + method.getPath());
Cookie[] cookies = _session.getCookies();
if (cookies.length > 0) {
if (debugHeaders) System.out.println("Cookies= ");
for (int i = 0; i < cookies.length; i++) {
Cookie cooky = cookies[i];
if (debugHeaders) System.out.println(" " + cooky);
if (cooky.getName().equalsIgnoreCase("jsessionid")) hasSession = true;
}
}
}
public void closeSession() {
try {
if (allowSessions && hasSession) {
openConnection(
urlStringEncoded + ".close",
new Command() {
public void process(InputStream is) throws IOException {
byte[] buffer = new byte[4096]; // read the body fully
while (is.read(buffer) > 0) {
// empty
}
}
});
}
if (_session != null) _session.close();
_session = null;
} catch (Throwable t) {
// ignore
}
}
/**
* Open a connection to the DODS server.
*
* @param urlString the URL to open.
* @param command execute this command on the input stream
* @throws IOException if an IO exception occurred.
* @throws DAP2Exception if the DODS server returned an error.
* @throws ParseException is cant parse the return
*/
private void openConnection(String urlString, Command command)
throws IOException, DAP2Exception, ParseException {
HTTPMethod method = null;
InputStream is = null;
initSession();
try {
method = _session.newMethodGet(urlString);
if (acceptCompress) method.setRequestHeader("Accept-Encoding", "deflate,gzip");
// enable sessions
if (allowSessions) method.setRequestHeader("X-Accept-Session", "true");
// Execute the method.
int statusCode = method.execute();
// debug
// if (debugHeaders) ucar.nc2.util.net.HttpClientManager.showHttpRequestInfo(f, method);
if (statusCode == HTTPSession.SC_NOT_FOUND) {
throw new DAP2Exception(DAP2Exception.NO_SUCH_FILE, method.getStatusText());
}
if (statusCode == HTTPSession.SC_UNAUTHORIZED) {
throw new InvalidCredentialsException(method.getStatusText());
}
if (statusCode != HTTPSession.SC_OK) {
throw new DAP2Exception(
"Method failed:" + method.getStatusText() + " on URL= " + urlString);
}
// Get the response body.
is = method.getResponseAsStream();
// check if its an error
Header header = method.getResponseHeader("Content-Description");
if (header != null
&& (header.getValue().equals("dods-error") || header.getValue().equals("dods_error"))) {
// create server exception object
DAP2Exception ds = new DAP2Exception();
is = dumpStream(is);
// parse the Error object from stream and throw it
ds.parse(is);
throw ds;
}
ver = new ServerVersion(method);
checkHeaders(method);
// check for deflator
Header h = method.getResponseHeader("content-encoding");
String encoding = (h == null) ? null : h.getValue();
// if (encoding != null) System.out.println("encoding= " + encoding);
if (encoding != null && encoding.equals("deflate")) {
is = new BufferedInputStream(new InflaterInputStream(is), 1000);
} else if (encoding != null && encoding.equals("gzip")) {
is = new BufferedInputStream(new GZIPInputStream(is), 1000);
}
command.process(is);
} catch (Exception e) {
e.printStackTrace();
throw new DAP2Exception(e);
} finally {
// Release the connection.
if (method != null) method.close();
}
}
