/** Sends out the raw polling log output. */
public void doPollingLog(StaplerRequest req, StaplerResponse rsp) throws IOException {
rsp.setContentType("text/plain;charset=UTF-8");
// Prevent jelly from flushing stream so Content-Length header can be added afterwards
FlushProofOutputStream out = new FlushProofOutputStream(rsp.getCompressedOutputStream(req));
getPollingLogText().writeLogTo(0, out);
out.close();
}
@WebMethod(name = "heapdump.hprof")
public void doHeapDump(StaplerRequest req, StaplerResponse rsp)
throws IOException, InterruptedException {
owner.checkPermission(Jenkins.RUN_SCRIPTS);
rsp.setContentType("application/octet-stream");
FilePath dump = obtain();
try {
dump.copyTo(rsp.getCompressedOutputStream(req));
} finally {
dump.delete();
}
}
/** Transformation of html code which modify all formular's items to read-only */
public void transformToReadOnly(StaplerRequest request, StaplerResponse response)
throws IOException {
try {
DefaultScriptInvoker invoker = new DefaultScriptInvoker();
ByteArrayOutputStream out = new ByteArrayOutputStream();
HTMLWriterOutput xmlOutput = HTMLWriterOutput.create(out);
Script script = compileScript();
xmlOutput.useHTML(true);
invoker.invokeScript(request, response, script, project, xmlOutput);
String page = ReadOnlyUtil.transformInputsToReadOnly(out.toString("UTF-8"), null);
OutputStream output = response.getCompressedOutputStream(request);
output.write(page.getBytes());
output.close();
} catch (Exception ex) {
ex.printStackTrace(new PrintStream(response.getOutputStream()));
}
}
/** Exposes the bean as XML. */
public void doXml(
StaplerRequest req,
StaplerResponse rsp,
@QueryParameter String xpath,
@QueryParameter String wrapper,
@QueryParameter String tree,
@QueryParameter int depth)
throws IOException, ServletException {
setHeaders(rsp);
String[] excludes = req.getParameterValues("exclude");
if (xpath == null && excludes == null) {
// serve the whole thing
rsp.serveExposedBean(req, bean, Flavor.XML);
return;
}
StringWriter sw = new StringWriter();
// first write to String
Model p = MODEL_BUILDER.get(bean.getClass());
TreePruner pruner = (tree != null) ? new NamedPathPruner(tree) : new ByDepth(1 - depth);
p.writeTo(bean, pruner, Flavor.XML.createDataWriter(bean, sw));
// apply XPath
Object result;
try {
Document dom = new SAXReader().read(new StringReader(sw.toString()));
// apply exclusions
if (excludes != null) {
for (String exclude : excludes) {
List<org.dom4j.Node> list = (List<org.dom4j.Node>) dom.selectNodes(exclude);
for (org.dom4j.Node n : list) {
Element parent = n.getParent();
if (parent != null) parent.remove(n);
}
}
}
if (xpath == null) {
result = dom;
} else {
List list = dom.selectNodes(xpath);
if (wrapper != null) {
Element root = DocumentFactory.getInstance().createElement(wrapper);
for (Object o : list) {
if (o instanceof String) {
root.addText(o.toString());
} else {
root.add(((org.dom4j.Node) o).detach());
}
}
result = root;
} else if (list.isEmpty()) {
rsp.setStatus(HttpServletResponse.SC_NOT_FOUND);
rsp.getWriter().print(Messages.Api_NoXPathMatch(xpath));
return;
} else if (list.size() > 1) {
rsp.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
rsp.getWriter().print(Messages.Api_MultipleMatch(xpath, list.size()));
return;
} else {
result = list.get(0);
}
}
} catch (DocumentException e) {
LOGGER.log(Level.FINER, "Failed to do XPath/wrapper handling. XML is as follows:" + sw, e);
throw new IOException2(
"Failed to do XPath/wrapper handling. Turn on FINER logging to view XML.", e);
}
OutputStream o = rsp.getCompressedOutputStream(req);
try {
if (result instanceof CharacterData
|| result instanceof String
|| result instanceof Number
|| result instanceof Boolean) {
if (INSECURE) {
rsp.setContentType("text/plain;charset=UTF-8");
String text =
result instanceof CharacterData
? ((CharacterData) result).getText()
: result.toString();
o.write(text.getBytes("UTF-8"));
} else {
rsp.sendError(
HttpURLConnection.HTTP_FORBIDDEN,
"primitive XPath result sets forbidden; can use -Dhudson.model.Api.INSECURE=true if you run without security");
}
return;
}
// otherwise XML
rsp.setContentType("application/xml;charset=UTF-8");
new XMLWriter(o).write(result);
} finally {
o.close();
}
}