private static void sendServerProblemResponse(HttpServletResponse res, String s)
throws IOException {
// Commenting out the status code because we want the client to eval the error() call
// res.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
res.setContentType("x-marklogic/xquery; charset=UTF-8");
if (s != null && s.length() > 4096) { // Cap super long errors
s = s.substring(0, 2048) + " ...[trimmed]... " + s.substring(s.length() - 2048);
}
Writer writer = res.getWriter();
writer.write("error('" + escapeSingleQuotes(s) + "')");
writer.flush();
}
@Override
public void render(Parameters blockParameters, Writer w, RenderHints hints)
throws FrameworkException {
log.debug("Error rendering " + blockParameters);
switch (getType()) {
case BODY:
try {
decorateIntro(hints, w, "error");
w.write("<h1>" + error.status);
w.write(": ");
CharTransformer escape = new Xml(Xml.ESCAPE);
w.write(escape.transform(error.exception.getMessage()));
w.write(" ");
w.write(escape.transform(url));
w.write("</h1>");
w.write("<pre>");
HttpServletRequest request = blockParameters.get(Parameter.REQUEST);
error.getErrorReport(w, request, escape);
w.write("</pre>");
decorateOutro(hints, w);
} catch (IOException eio) {
throw new FrameworkException(eio.getMessage(), eio);
}
break;
default:
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String path = request.getPathInfo();
boolean htmlOutput = true;
String language = null;
String contentType = "text/html; charset='utf-8'";
if (path != null) {
if (path.endsWith(".rdf")) {
contentType = "application/rdf+xml; charset='utf-8'";
htmlOutput = false;
language = "RDF/XML";
} else if (path.endsWith(".xml")) {
contentType = "application/xml; charset='utf-8'";
htmlOutput = false;
language = "RDF/XML";
} else if (path.endsWith(".n3")) {
contentType = "text/n3; charset='utf-8'";
htmlOutput = false;
language = "N3";
}
}
response.setContentType(contentType);
response.setStatus(HttpServletResponse.SC_OK);
Writer writer = response.getWriter();
synchronized (board) {
if (htmlOutput) {
writer.write(
"<!DOCTYPE html>\n"
+ "<html lang='en'>"
+ "<head><meta charset='utf-8'/><title>MATe model</title></head>"
+ "<body><ul>");
StmtIterator it = model.listStatements();
/* TODO: well, this could be prettier */
while (it.hasNext()) writer.write("<li>" + it.nextStatement() + "</li>");
writer.write("<ul></body></html>");
} else model.write(writer, language);
}
}
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
// get the number of workers to run
int count = this.getRequestedCount(request, 4);
// get the executor service
final ServletContext sc = this.getServletContext();
final ExecutorService executorService = (ExecutorService) sc.getAttribute("myExecutorService");
// create work coordinator
CountDownLatch countDownLatch = new CountDownLatch(count);
Long t1 = System.nanoTime();
// create the workers
List<RunnableWorkUnit2> workers = new ArrayList<RunnableWorkUnit2>();
for (int i = 0; i < count; i++) {
RunnableWorkUnit2 wu =
new RunnableWorkUnit2("RunnableTask" + String.valueOf(i + 1), countDownLatch);
workers.add(wu);
}
// run the workers through the executor
for (RunnableWorkUnit2 wu : workers) {
executorService.execute(wu);
}
try {
System.out.println("START WAITING");
countDownLatch.await();
System.out.println("DONE WAITING");
} catch (InterruptedException ex) {
ex.printStackTrace();
}
Long t2 = System.nanoTime();
Writer w = response.getWriter();
w.write(String.format("\n Request processed in %dms!", (t2 - t1) / 1000000));
w.flush();
w.close();
}
public void flush() throws IOException {
writer.flush();
}
public void write(String str, int off, int len) throws IOException {
writer.write(str, off, len);
}
public void write(String str) throws IOException {
writer.write(str);
}
public void write(int c) throws IOException {
writer.write(c);
}
public void write(char[] cbuf, int off, int len) throws IOException {
writer.write(cbuf, off, len);
}
public void write(char cbuf) throws IOException {
writer.write(cbuf);
}
public void writeText(char text[], int off, int len) throws IOException {
System.out.println("YYY-Writer:writeText");
writer.write(text, off, len);
}
public Writer getErrorReport(
Writer to, final HttpServletRequest request, CharTransformer escape) throws IOException {
final Writer logMsg = new StringWriter();
final Writer tee = new org.mmbase.util.ChainedWriter(to, logMsg);
Writer msg = tee;
LinkedList<Throwable> stack = getStack();
String ticket = new Date().toString();
Map<String, String> props;
try {
props = org.mmbase.util.ApplicationContextReader.getProperties("mmbase_errorpage");
} catch (javax.naming.NamingException ne) {
props = Collections.emptyMap();
log.info(ne);
}
if (request != null) {
{
msg.append("Headers\n----------\n");
// request properties
for (Object name : Collections.list(request.getHeaderNames())) {
msg.append(
escape.transform(
name + ": " + escape.transform(request.getHeader((String) name)) + "\n"));
}
}
{
msg.append("\nAttributes\n----------\n");
Pattern p = requestIgnore;
if (p == null && props.get("request_ignore") != null) {
p = Pattern.compile(props.get("request_ignore"));
}
for (Object name : Collections.list(request.getAttributeNames())) {
if (p == null || !p.matcher((String) name).matches()) {
msg.append(
escape.transform(name + ": " + request.getAttribute((String) name) + "\n"));
}
}
}
if (Boolean.TRUE.equals(showSession)
|| (showSession == null && !"false".equals(props.get("show_session")))) {
HttpSession ses = request.getSession(false);
if (ses != null) {
msg.append("\nSession\n----------\n");
Pattern p = sessionIgnore;
if (p == null && props.get("session_ignore") != null) {
p = Pattern.compile(props.get("session_ignore"));
}
for (Object name : Collections.list(ses.getAttributeNames())) {
if (p == null || !p.matcher((String) name).matches()) {
msg.append(escape.transform(name + ": " + ses.getAttribute((String) name) + "\n"));
}
}
}
}
}
msg.append("\n");
msg.append("Misc. properties\n----------\n");
if (request != null) {
msg.append("method: ").append(escape.transform(request.getMethod())).append("\n");
msg.append("querystring: ").append(escape.transform(request.getQueryString())).append("\n");
msg.append("requesturl: ")
.append(escape.transform(request.getRequestURL().toString()))
.append("\n");
}
if (Boolean.TRUE.equals(showMMBaseVersion)
|| (showMMBaseVersion == null && !"false".equals(props.get("show_mmbase_version")))) {
msg.append("mmbase version: ").append(org.mmbase.Version.get()).append("\n");
}
msg.append("status: ").append("").append(String.valueOf(status)).append("\n\n");
if (request != null) {
msg.append("Parameters\n----------\n");
// request parameters
Enumeration en = request.getParameterNames();
while (en.hasMoreElements()) {
String name = (String) en.nextElement();
msg.append(name)
.append(": ")
.append(escape.transform(request.getParameter(name)))
.append("\n");
}
}
msg.append("\nException ")
.append(ticket)
.append("\n----------\n\n")
.append(
exception != null
? (escape.transform(exception.getClass().getName()))
: "NO EXCEPTION")
.append(": ");
int wroteCauses = 0;
while (!stack.isEmpty()) {
Throwable t = stack.removeFirst();
// add stack stacktraces
if (t != null) {
if (stack.isEmpty()) { // write last message always
msg = tee;
}
String message = t.getMessage();
if (msg != tee) {
to.append("\n=== skipped(see log) : ")
.append(escape.transform(t.getClass().getName()))
.append(": ")
.append(message)
.append("\n");
}
msg.append("\n\n").append(escape.transform(t.getClass().getName() + ": " + message));
StackTraceElement[] stackTrace = t.getStackTrace();
for (StackTraceElement e : stackTrace) {
msg.append("\n at ").append(escape.transform(e.toString()));
}
if (!stack.isEmpty()) {
msg.append("\n-------caused:\n");
}
wroteCauses++;
if (wroteCauses >= MAX_CAUSES) {
msg = logMsg;
}
}
}
// write errors to log
if (status == 500) {
try {
if (props.get("to") != null && props.get("to").length() > 0) {
javax.naming.Context initCtx = new javax.naming.InitialContext();
javax.naming.Context envCtx = (javax.naming.Context) initCtx.lookup("java:comp/env");
Object mailSession = envCtx.lookup("mail/Session");
Class sessionClass = Class.forName("javax.mail.Session");
Class recipientTypeClass = Class.forName("javax.mail.Message$RecipientType");
Class messageClass = Class.forName("javax.mail.internet.MimeMessage");
Object mail = messageClass.getConstructor(sessionClass).newInstance(mailSession);
messageClass
.getMethod("addRecipients", recipientTypeClass, String.class)
.invoke(mail, recipientTypeClass.getDeclaredField("TO").get(null), props.get("to"));
messageClass.getMethod("setSubject", String.class).invoke(mail, ticket);
mail.getClass().getMethod("setText", String.class).invoke(mail, logMsg.toString());
Class.forName("javax.mail.Transport")
.getMethod("send", Class.forName("javax.mail.Message"))
.invoke(null, mail);
tee.append("\nmailed to (").append(String.valueOf(props)).append(")");
}
} catch (Exception nnfe) {
tee.append("\nnot mailed (").append(String.valueOf(nnfe)).append(")");
if (log.isDebugEnabled()) {
log.debug(nnfe.getMessage(), nnfe);
}
}
log.error("TICKET " + ticket + ":\n" + logMsg);
}
return to;
}
private static void sendXQueryResponse(HttpServletResponse res, Object o) throws IOException {
// Make sure to leave the status code alone. It defaults to 200, but sometimes
// callers of this method will have set it to a custom code.
res.setContentType("x-marklogic/xquery; charset=UTF-8");
// res.setContentType("text/plain");
Writer writer = res.getWriter(); // care to handle errors later?
if (o == null) {
writer.write("()");
} else if (o instanceof byte[]) {
writer.write("binary {'");
writer.write(hexEncode((byte[]) o));
writer.write("'}");
} else if (o instanceof Object[]) {
Object[] arr = (Object[]) o;
writer.write("(");
for (int i = 0; i < arr.length; i++) {
sendXQueryResponse(res, arr[i]);
if (i + 1 < arr.length) writer.write(", ");
}
writer.write(")");
} else if (o instanceof String) {
writer.write("'");
writer.write(escapeSingleQuotes(o.toString()));
writer.write("'");
} else if (o instanceof Integer) {
writer.write("xs:int(");
writer.write(o.toString());
writer.write(")");
} else if (o instanceof Long) {
writer.write("xs:integer(");
writer.write(o.toString());
writer.write(")");
} else if (o instanceof Float) {
Float flt = (Float) o;
writer.write("xs:float(");
if (flt.equals(Float.POSITIVE_INFINITY)) {
writer.write("'INF'");
} else if (flt.equals(Float.NEGATIVE_INFINITY)) {
writer.write("'-INF'");
} else if (flt.equals(Float.NaN)) {
writer.write("fn:number(())"); // poor man's way to write NaN
} else {
writer.write(o.toString());
}
writer.write(")");
} else if (o instanceof Double) {
Double dbl = (Double) o;
writer.write("xs:double(");
if (dbl.equals(Double.POSITIVE_INFINITY)) {
writer.write("'INF'");
} else if (dbl.equals(Double.NEGATIVE_INFINITY)) {
writer.write("'-INF'");
} else if (dbl.equals(Double.NaN)) {
writer.write("fn:number(())"); // poor man's way to write NaN
} else {
writer.write(o.toString());
}
writer.write(")");
} else if (o instanceof Boolean) {
writer.write("xs:boolean('");
writer.write(o.toString());
writer.write("')");
} else if (o instanceof BigDecimal) {
writer.write("xs:decimal(");
writer.write(o.toString());
writer.write(")");
} else if (o instanceof Date) {
// We want something like: 2006-04-30T01:28:30.499-07:00
// We format to get: 2006-04-30T01:28:30.499-0700
// Then we add in the colon
writer.write("xs:dateTime('");
String d = dateFormat.format((Date) o);
writer.write(d.substring(0, d.length() - 2));
writer.write(":");
writer.write(d.substring(d.length() - 2));
writer.write("')");
} else if (o instanceof XMLGregorianCalendar) {
XMLGregorianCalendar greg = (XMLGregorianCalendar) o;
QName type = greg.getXMLSchemaType();
if (type.equals(DatatypeConstants.DATETIME)) {
writer.write("xs:dateTime('");
} else if (type.equals(DatatypeConstants.DATE)) {
writer.write("xs:date('");
} else if (type.equals(DatatypeConstants.TIME)) {
writer.write("xs:time('");
} else if (type.equals(DatatypeConstants.GYEARMONTH)) {
writer.write("xs:gYearMonth('");
} else if (type.equals(DatatypeConstants.GMONTHDAY)) {
writer.write("xs:gMonthDay('");
} else if (type.equals(DatatypeConstants.GYEAR)) {
writer.write("xs:gYear('");
} else if (type.equals(DatatypeConstants.GMONTH)) {
writer.write("xs:gMonth('");
} else if (type.equals(DatatypeConstants.GDAY)) {
writer.write("xs:gDay('");
}
writer.write(greg.toXMLFormat());
writer.write("')");
} else if (o instanceof Duration) {
Duration dur = (Duration) o;
/*
// The following fails on Xerces
QName type = dur.getXMLSchemaType();
if (type.equals(DatatypeConstants.DURATION)) {
writer.write("xs:duration('");
}
else if (type.equals(DatatypeConstants.DURATION_DAYTIME)) {
writer.write("xdt:dayTimeDuration('");
}
else if (type.equals(DatatypeConstants.DURATION_YEARMONTH)) {
writer.write("xdt:yearMonthDuration('");
}
*/
// If no years or months, must be DURATION_DAYTIME
if (dur.getYears() == 0 && dur.getMonths() == 0) {
writer.write("xdt:dayTimeDuration('");
}
// If has years or months but nothing else, must be DURATION_YEARMONTH
else if (dur.getDays() == 0
&& dur.getHours() == 0
&& dur.getMinutes() == 0
&& dur.getSeconds() == 0) {
writer.write("xdt:yearMonthDuration('");
} else {
writer.write("xs:duration('");
}
writer.write(dur.toString());
writer.write("')");
} else if (o instanceof org.jdom.Element) {
org.jdom.Element elt = (org.jdom.Element) o;
writer.write("xdmp:unquote('");
// Because "<" in XQuery is the same as "<" I need to double escape any ampersands
writer.write(
new org.jdom.output.XMLOutputter()
.outputString(elt)
.replaceAll("&", "&")
.replaceAll("'", "''"));
writer.write("')/*"); // make sure to return the root elt
} else if (o instanceof org.jdom.Document) {
org.jdom.Document doc = (org.jdom.Document) o;
writer.write("xdmp:unquote('");
writer.write(
new org.jdom.output.XMLOutputter()
.outputString(doc)
.replaceAll("&", "&")
.replaceAll("'", "''"));
writer.write("')");
} else if (o instanceof org.jdom.Text) {
org.jdom.Text text = (org.jdom.Text) o;
writer.write("text {'");
writer.write(escapeSingleQuotes(text.getText()));
writer.write("'}");
} else if (o instanceof org.jdom.Attribute) {
// <fake xmlns:pref="http://uri.com" pref:attrname="attrvalue"/>/@*:attrname
// <fake xmlns="http://uri.com" attrname="attrvalue"/>/@*:attrname
org.jdom.Attribute attr = (org.jdom.Attribute) o;
writer.write("<fake xmlns");
if ("".equals(attr.getNamespacePrefix())) {
writer.write("=\"");
} else {
writer.write(":" + attr.getNamespacePrefix() + "=\"");
}
writer.write(attr.getNamespaceURI());
writer.write("\" ");
writer.write(attr.getQualifiedName());
writer.write("=\"");
writer.write(escapeSingleQuotes(attr.getValue()));
writer.write("\"/>/@*:");
writer.write(attr.getName());
} else if (o instanceof org.jdom.Comment) {
org.jdom.Comment com = (org.jdom.Comment) o;
writer.write("comment {'");
writer.write(escapeSingleQuotes(com.getText()));
writer.write("'}");
} else if (o instanceof org.jdom.ProcessingInstruction) {
org.jdom.ProcessingInstruction pi = (org.jdom.ProcessingInstruction) o;
writer.write("processing-instruction ");
writer.write(pi.getTarget());
writer.write(" {'");
writer.write(escapeSingleQuotes(pi.getData()));
writer.write("'}");
} else if (o instanceof QName) {
QName q = (QName) o;
writer.write("fn:expanded-QName('");
writer.write(escapeSingleQuotes(q.getNamespaceURI()));
writer.write("','");
writer.write(q.getLocalPart());
writer.write("')");
} else {
writer.write(
"error('XQuery tried to retrieve unsupported type: " + o.getClass().getName() + "')");
}
writer.flush();
}
private static void sendStringResponse(HttpServletResponse res, String s) throws IOException {
res.setContentType("text/plain; charset=UTF-8");
Writer w = res.getWriter();
w.write(s);
w.flush();
}
public void writeText(Object text, String componentPropertyName) throws IOException {
System.out.println("YYY-Writer:writeText prop=" + componentPropertyName + " text=" + text);
writer.write(text.toString());
}
public void writeText(char text) throws IOException {
System.out.println("YYY-Writer:writeText");
writer.write(text);
}
public void close() throws IOException {
writer.close();
}