// callRestfulApi - Calls restful API and returns results as a string
public String callRestfulApi(
String addr, HttpServletRequest request, HttpServletResponse response) {
if (localCookie) CookieHandler.setDefault(cm);
try {
ByteArrayOutputStream output = new ByteArrayOutputStream();
URL url = new URL(API_ROOT + addr);
URLConnection urlConnection = url.openConnection();
String cookieVal = getBrowserInfiniteCookie(request);
if (cookieVal != null) {
urlConnection.addRequestProperty("Cookie", "infinitecookie=" + cookieVal);
urlConnection.setDoInput(true);
urlConnection.setDoOutput(true);
urlConnection.setRequestProperty("Accept-Charset", "UTF-8");
}
IOUtils.copy(urlConnection.getInputStream(), output);
String newCookie = getConnectionInfiniteCookie(urlConnection);
if (newCookie != null && response != null) {
setBrowserInfiniteCookie(response, newCookie, request.getServerPort());
}
return output.toString();
} catch (IOException e) {
System.out.println(e.getMessage());
return null;
}
} // TESTED
/** @throws IOException If failed. */
private void initFavicon() throws IOException {
assert favicon == null;
InputStream in = getClass().getResourceAsStream("favicon.ico");
if (in != null) {
BufferedInputStream bis = new BufferedInputStream(in);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
try {
byte[] buf = new byte[2048];
while (true) {
int n = bis.read(buf);
if (n == -1) break;
bos.write(buf, 0, n);
}
favicon = bos.toByteArray();
} finally {
U.closeQuiet(bis);
}
}
}
protected Object exec(Object[] args, Context context) {
int nargs = args.length;
if (nargs != 1 && nargs != 2) {
undefined(args, context);
return null;
}
HttpServletRequest request = (HttpServletRequest) args[0];
String enc;
if (nargs == 1) {
enc = ServletEncoding.getDefaultInputEncoding(context);
} else {
enc = (String) args[1];
}
String contentType = request.getContentType();
if (contentType != null && contentType.startsWith("multipart/form-data")) {
throw new RuntimeException("not yet implemented");
} else {
try {
ByteArrayOutputStream bout = new ByteArrayOutputStream();
byte[] buf = new byte[512];
int n;
InputStream in = request.getInputStream();
while ((n = in.read(buf, 0, buf.length)) != -1) {
bout.write(buf, 0, n);
}
in.close();
String qs = new String(bout.toByteArray());
Map map = URLEncoding.parseQueryString(qs, enc);
return new ServletParameter(map);
} catch (IOException e) {
throw new PnutsException(e, context);
}
}
}
private void level2level3catalog(
RadarType radarType,
String pathInfo,
PrintWriter pw,
HttpServletRequest req,
HttpServletResponse res)
throws IOException {
try {
String type;
if (pathInfo.contains("level2")) type = radarType.toString() + "/level2";
else type = radarType.toString() + "/level3";
ByteArrayOutputStream os = new ByteArrayOutputStream(10000);
InvCatalogFactory factory = InvCatalogFactory.getDefaultFactory(false);
factory.writeXML(cat, os, true);
InvCatalogImpl tCat = factory.readXML(new ByteArrayInputStream(os.toByteArray()), catURI);
Iterator parents = tCat.getDatasets().iterator();
while (parents.hasNext()) {
ArrayList<InvDatasetImpl> delete = new ArrayList<InvDatasetImpl>();
InvDatasetImpl top = (InvDatasetImpl) parents.next();
Iterator tDatasets = top.getDatasets().iterator();
while (tDatasets.hasNext()) {
InvDatasetImpl ds = (InvDatasetImpl) tDatasets.next();
if (ds instanceof InvDatasetScan) {
InvDatasetScan ids = (InvDatasetScan) ds;
if (ids.getPath() == null) continue;
if (ids.getPath().contains(type)) {
ids.setXlinkHref(ids.getPath() + "/dataset.xml");
} else {
delete.add(ds);
}
}
}
// remove datasets
for (InvDatasetImpl idi : delete) {
top.removeDataset(idi);
}
}
if (pathInfo.endsWith("xml")) {
String catAsString = factory.writeXML(tCat);
pw.println(catAsString);
pw.flush();
} else {
HtmlWriter.getInstance().writeCatalog(req, res, tCat, true); // show catalog as HTML
}
} catch (Throwable e) {
log.error("RadarServer.level2level3catalog failed", e);
if (!res.isCommitted()) res.sendError(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
}
return;
}
private String getHPubAccessHandleString() {
byte[] data = null;
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = null;
try {
oos = new ObjectOutputStream(baos);
oos.writeObject(hPubAccessHandle);
oos.flush();
data = baos.toByteArray();
} catch (IOException ioe) {
System.out.println("Exception AccessEJBTemplate::getHPubAccessHandleString");
}
sun.misc.BASE64Encoder encoder = new sun.misc.BASE64Encoder();
String encoded = encoder.encodeBuffer(data);
return encoded;
}
Object evalScript(
String script,
StringBuffer scriptOutput,
boolean captureOutErr,
HttpServletRequest request,
HttpServletResponse response)
throws EvalError {
// Create a PrintStream to capture output
ByteArrayOutputStream baos = new ByteArrayOutputStream();
PrintStream pout = new PrintStream(baos);
// Create an interpreter instance with a null inputstream,
// the capture out/err stream, non-interactive
Interpreter bsh = new Interpreter(null, pout, pout, false);
// set up interpreter
bsh.set("bsh.httpServletRequest", request);
bsh.set("bsh.httpServletResponse", response);
// Eval the text, gathering the return value or any error.
Object result = null;
String error = null;
PrintStream sout = System.out;
PrintStream serr = System.err;
if (captureOutErr) {
System.setOut(pout);
System.setErr(pout);
}
try {
// Eval the user text
result = bsh.eval(script);
} finally {
if (captureOutErr) {
System.setOut(sout);
System.setErr(serr);
}
}
pout.flush();
scriptOutput.append(baos.toString());
return result;
}
/**
* ************************************************************************ Sends an error to the
* client.
*
* @param t The exception that caused the problem.
* @param res The <code>HttpServletResponse</code> for the client.
*/
public static void handleException(Throwable t, HttpServletResponse res) {
try {
String message = t.getMessage();
if (message == null) message = "NULL message " + t.getClass().getName();
if (Debug.isSet("trustedMode")) { // security issue: only show stack if trusted
ByteArrayOutputStream bs = new ByteArrayOutputStream();
PrintStream ps = new PrintStream(bs);
t.printStackTrace(ps);
message = new String(bs.toByteArray());
}
log.info(
UsageLog.closingMessageForRequestContext(
HttpServletResponse.SC_BAD_REQUEST, message.length()));
log.error("handleException", t);
t.printStackTrace(); // debugging - log.error not showing stack trace !!
if (!res.isCommitted()) res.sendError(HttpServletResponse.SC_BAD_REQUEST, message);
} catch (Throwable e) {
log.error("handleException() had problem reporting Exception", e);
t.printStackTrace();
}
}
public void close() throws IOException {
if (closed) {
throw new IOException("This output stream has already been closed");
}
gzipstream.finish();
byte[] bytes = baos.toByteArray();
response.addHeader("Content-Length", Integer.toString(bytes.length));
response.addHeader("Content-Encoding", "gzip");
output.write(bytes);
output.flush();
output.close();
closed = true;
}
