public static void renderFile(
HttpServletResponse resp,
String filename,
InputStream cont_stream,
boolean showpic,
boolean ignorespace)
throws IOException {
if (cont_stream == null) return;
if (ignorespace) filename = filename.replace(" ", "");
if (!showpic)
resp.addHeader(
"Content-Disposition",
"attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));
resp.setContentType(Mime.getContentType(filename));
ServletOutputStream os = resp.getOutputStream();
byte[] buf = new byte[1024];
int len = 0;
while ((len = cont_stream.read(buf)) != -1) {
os.write(buf, 0, len);
}
os.flush();
}
public void processAction(HttpServletRequest request, HttpServletResponse response)
throws IOException {
System.out.println("processing test driver request ... ");
processParams(request);
boolean status = false;
System.out.println("tc:" + tc);
response.setContentType("text/plain");
ServletOutputStream out = response.getOutputStream();
out.println("TestCase: " + tc);
if (tc != null) {
try {
Class<?> c = getClass();
Object t = this;
Method[] allMethods = c.getDeclaredMethods();
for (Method m : allMethods) {
String mname = m.getName();
if (!mname.equals(tc.trim())) {
continue;
}
System.out.println("Invoking : " + mname);
try {
m.setAccessible(true);
Object o = m.invoke(t);
System.out.println("Returned => " + (Boolean) o);
status = new Boolean((Boolean) o).booleanValue();
// Handle any methods thrown by method to be invoked
} catch (InvocationTargetException x) {
Throwable cause = x.getCause();
System.err.format("invocation of %s failed: %s%n", mname, cause.getMessage());
} catch (IllegalAccessException x) {
x.printStackTrace();
}
}
} catch (Exception ex) {
ex.printStackTrace();
}
if (status) {
out.println(tc + ":pass");
} else {
out.println(tc + ":fail");
}
}
}
public static void renderXormFile(
HttpServletRequest req,
HttpServletResponse resp,
Class xormc,
String xormprop,
long pkid,
String filename,
boolean showpic,
Date lastmodify)
throws ClassNotFoundException, Exception {
filename = filename.replace(" ", "");
if (!showpic)
resp.addHeader(
"Content-Disposition",
"attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));
if (lastmodify != null) {
resp.setDateHeader("Last-Modified", lastmodify.getTime());
}
if (req != null) {
long l = req.getDateHeader("If-Modified-Since");
if (l > 0) {
if (lastmodify != null
&& lastmodify.getTime() / 1000 <= l / 1000) { // 由于文件系统的最后修改时间精确到秒,所以需要去除毫秒以便于计算
resp.setStatus(304); // not modify
return;
}
}
}
GDB g = GDB.getInstance();
long filelen = g.getXORMFileContLength(xormc, xormprop, pkid);
if (filelen < 0) return;
resp.setContentLength((int) filelen);
resp.setContentType(Mime.getContentType(filename));
ServletOutputStream os = resp.getOutputStream();
GDB.getInstance().loadXORMFileContToOutputStream(xormc, xormprop, pkid, os);
os.flush();
}
/**
* return OutputStream of JasperReport object, this page could only be viewed from localhost for
* security concern. parameter can be (id), or (table and type)
*
* @param id - report id, or
* @param table - table name
* @param type - reporttype "s","l","o", case insensitive
* @param client(*) - client domain
* @param version - version number, default to -1
*/
public void process(HttpServletRequest request, HttpServletResponse response) throws Exception {
String clientName = request.getParameter("client");
int objectId = ParamUtils.getIntAttributeOrParameter(request, "id", -1);
if (objectId == -1) {
// try using table and type
objectId =
getReportId(clientName, request.getParameter("table"), request.getParameter("type"));
}
if (objectId == -1) {
logger.error("report not found, request is:" + Tools.toString(request));
throw new NDSException("report not found");
}
int version = ParamUtils.getIntAttributeOrParameter(request, "version", -1);
File reportXMLFile = new File(ReportTools.getReportFile(objectId, clientName));
if (reportXMLFile.exists()) {
// generate jasperreport if file not exists or not newer
String reportName =
reportXMLFile.getName().substring(0, reportXMLFile.getName().lastIndexOf("."));
File reportJasperFile = new File(reportXMLFile.getParent(), reportName + ".jasper");
if (!reportJasperFile.exists()
|| reportJasperFile.lastModified() < reportXMLFile.lastModified()) {
JasperCompileManager.compileReportToFile(
reportXMLFile.getAbsolutePath(), reportJasperFile.getAbsolutePath());
}
InputStream is = new FileInputStream(reportJasperFile);
response.setContentType("application/octetstream;");
response.setContentLength((int) reportJasperFile.length());
// response.setHeader("Content-Disposition","inline;filename=\""+reportJasperFile.getName()+"\"");
ServletOutputStream os = response.getOutputStream();
byte[] b = new byte[8192];
int bInt;
while ((bInt = is.read(b, 0, b.length)) != -1) {
os.write(b, 0, bInt);
}
is.close();
os.flush();
os.close();
} else {
throw new NDSException("Not found report template");
}
}
public static void renderFile(
HttpServletRequest req,
HttpServletResponse resp,
String filename,
byte[] file_cont,
boolean showpic,
Date lastmodify)
throws IOException {
if (file_cont == null) return;
// if(!showpic)
// resp.addHeader("Content-Disposition", "attachment;
// filename=\""+MimeUtility.encodeText(filename,"UTF-8",null)+"\"");
filename = filename.replace(" ", "");
if (!showpic)
resp.addHeader(
"Content-Disposition",
"attachment; filename=" + new String(filename.getBytes(), "iso8859-1"));
if (lastmodify != null) {
resp.setDateHeader("Last-Modified", lastmodify.getTime());
}
if (req != null) {
long l = req.getDateHeader("If-Modified-Since");
if (l > 0) {
if (lastmodify != null
&& lastmodify.getTime() / 1000 <= l / 1000) { // 由于文件系统的最后修改时间精确到秒,所以需要去除毫秒以便于计算
resp.setStatus(304);
return;
}
}
}
resp.setContentType(Mime.getContentType(filename));
ServletOutputStream os = resp.getOutputStream();
os.write(file_cont);
os.flush();
}
protected void service(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, java.io.IOException {
String p = req.getParameter("r");
if (p == null || (p = p.trim()).equals("")) {
String pi = req.getPathInfo();
return;
}
byte[] cont = res2cont.get(p);
if (cont != null) {
resp.setContentType(Mime.getContentType(p));
ServletOutputStream os = resp.getOutputStream();
os.write(cont);
os.flush();
return;
}
InputStream is = null;
try {
is = appCL.getResourceAsStream(p); // getInputStreamByPath(p) ;
if (is == null) {
is = new Object().getClass().getResourceAsStream(p);
if (is == null) return;
}
byte[] buf = new byte[1024];
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int len;
while ((len = is.read(buf)) >= 0) {
baos.write(buf, 0, len);
}
cont = baos.toByteArray();
res2cont.put(p, cont);
resp.setContentType(Mime.getContentType(p));
ServletOutputStream os = resp.getOutputStream();
os.write(cont);
os.flush();
return;
} finally {
if (is != null) is.close();
}
}
/**
* Write a file to the response stream. Handles Range requests.
*
* @param req request
* @param res response
* @param file must exists and not be a directory
* @param contentType must not be null
* @throws IOException or error
*/
public static void returnFile(
HttpServletRequest req, HttpServletResponse res, File file, String contentType)
throws IOException {
res.setContentType(contentType);
// see if its a Range Request
boolean isRangeRequest = false;
long startPos = 0, endPos = Long.MAX_VALUE;
String rangeRequest = req.getHeader("Range");
if (rangeRequest != null) { // bytes=12-34 or bytes=12-
int pos = rangeRequest.indexOf("=");
if (pos > 0) {
int pos2 = rangeRequest.indexOf("-");
if (pos2 > 0) {
String startString = rangeRequest.substring(pos + 1, pos2);
String endString = rangeRequest.substring(pos2 + 1);
startPos = Long.parseLong(startString);
if (endString.length() > 0) endPos = Long.parseLong(endString) + 1;
isRangeRequest = true;
}
}
}
// set content length
long fileSize = file.length();
long contentLength = fileSize;
if (isRangeRequest) {
endPos = Math.min(endPos, fileSize);
contentLength = endPos - startPos;
}
if (contentLength > Integer.MAX_VALUE)
res.addHeader(
"Content-Length", Long.toString(contentLength)); // allow content length > MAX_INT
else res.setContentLength((int) contentLength); // note HEAD only allows this
String filename = file.getPath();
boolean debugRequest = Debug.isSet("returnFile");
if (debugRequest)
log.debug(
"returnFile(): filename = "
+ filename
+ " contentType = "
+ contentType
+ " contentLength = "
+ contentLength);
// indicate we allow Range Requests
res.addHeader("Accept-Ranges", "bytes");
if (req.getMethod().equals("HEAD")) {
log.info(
"returnFile(): "
+ UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_OK, 0));
return;
}
try {
if (isRangeRequest) {
// set before content is sent
res.addHeader("Content-Range", "bytes " + startPos + "-" + (endPos - 1) + "/" + fileSize);
res.setStatus(HttpServletResponse.SC_PARTIAL_CONTENT);
FileCacheRaf.Raf craf = null;
try {
craf = fileCacheRaf.acquire(filename);
IO.copyRafB(
craf.getRaf(), startPos, contentLength, res.getOutputStream(), new byte[60000]);
log.info(
"returnFile(): "
+ UsageLog.closingMessageForRequestContext(
HttpServletResponse.SC_PARTIAL_CONTENT, contentLength));
return;
} finally {
if (craf != null) fileCacheRaf.release(craf);
}
}
// Return the file
ServletOutputStream out = res.getOutputStream();
IO.copyFileB(file, out, 60000);
res.flushBuffer();
out.close();
if (debugRequest) log.debug("returnFile(): returnFile ok = " + filename);
log.info(
"returnFile(): "
+ UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_OK, contentLength));
}
// @todo Split up this exception handling: those from file access vs those from dealing with
// response
// File access: catch and res.sendError()
// response: don't catch (let bubble up out of doGet() etc)
catch (FileNotFoundException e) {
log.error("returnFile(): FileNotFoundException= " + filename);
log.info(
"returnFile(): "
+ UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_NOT_FOUND, 0));
if (!res.isCommitted()) res.sendError(HttpServletResponse.SC_NOT_FOUND);
} catch (java.net.SocketException e) {
log.info("returnFile(): SocketException sending file: " + filename + " " + e.getMessage());
log.info("returnFile(): " + UsageLog.closingMessageForRequestContext(STATUS_CLIENT_ABORT, 0));
} catch (IOException e) {
String eName =
e.getClass().getName(); // dont want compile time dependency on ClientAbortException
if (eName.equals("org.apache.catalina.connector.ClientAbortException")) {
log.info(
"returnFile(): ClientAbortException while sending file: "
+ filename
+ " "
+ e.getMessage());
log.info(
"returnFile(): " + UsageLog.closingMessageForRequestContext(STATUS_CLIENT_ABORT, 0));
return;
}
log.error("returnFile(): IOException (" + e.getClass().getName() + ") sending file ", e);
log.error(
"returnFile(): "
+ UsageLog.closingMessageForRequestContext(HttpServletResponse.SC_NOT_FOUND, 0));
if (!res.isCommitted())
res.sendError(HttpServletResponse.SC_NOT_FOUND, "Problem sending file: " + e.getMessage());
}
}
@Override
public void close() throws IOException {
offset = 0;
target.close();
super.close();
}
