/** Initialize the server. */
private void serverInit(CauchoRequest req) throws ServletException {
if (_urlPrefix != null) return;
WebApp app = (WebApp) getServletContext();
// calculate the URL prefix
_servletId = req.getServletPath();
CharBuffer cb = CharBuffer.allocate();
if (!"default".equals(app.getAdmin().getHost().getName())
&& !"".equals(app.getAdmin().getHost().getName())) {
String hostName = app.getAdmin().getHost().getURL();
cb.append(hostName);
cb.append(app.getContextPath());
cb.append(_servletId);
} else {
cb.append(req.getScheme());
cb.append("://");
cb.append(req.getServerName());
cb.append(":");
cb.append(req.getServerPort());
cb.append(app.getContextPath());
cb.append(_servletId);
}
_urlPrefix = cb.close();
initProtocol();
}
/**
* The location of a javadoc generated api, can be a url, required.
*
* <p>Examples:
*
* <ul>
* <li>http://java.sun.com/j2se/1.4.2/docs/api
* <li>file://usr/local/java/axis_1-1/docs/apiDocs
* <li>resin/
* </ul>
*/
public void setLocation(String location) {
if (!location.endsWith("/")) {
CharBuffer cb = CharBuffer.allocate();
cb.append(location);
cb.append('/');
_location = cb.close();
} else _location = location;
}
public void doFilter(
ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain)
throws ServletException, IOException {
HttpServletRequest request = (HttpServletRequest) servletRequest;
HttpServletResponse response = (HttpServletResponse) servletResponse;
String uri = request.getRequestURI();
String servletPath = (String) request.getAttribute(RequestDispatcher.INCLUDE_SERVLET_PATH);
String pathInfo;
String queryString;
if (servletPath == null) {
servletPath = request.getServletPath();
pathInfo = request.getPathInfo();
if (isUseQuery()) queryString = request.getQueryString();
else queryString = null;
} else {
pathInfo = (String) request.getAttribute(RequestDispatcher.INCLUDE_PATH_INFO);
if (isUseQuery())
queryString = (String) request.getAttribute(RequestDispatcher.INCLUDE_QUERY_STRING);
else queryString = null;
}
String name;
if (pathInfo == null && queryString == null) name = servletPath;
else {
CharBuffer nameBuilder = new CharBuffer();
nameBuilder.append(servletPath);
if (pathInfo != null) nameBuilder.append(pathInfo);
if (queryString != null) {
nameBuilder.append('?');
nameBuilder.append(queryString);
}
name = nameBuilder.toString();
}
ProfilerPoint profilerPoint = _profilerManager.getProfilerPoint(name);
if (log.isLoggable(Level.FINEST)) log.finest(profilerPoint.toString());
Profiler profiler = profilerPoint.start();
try {
chain.doFilter(request, response);
} finally {
profiler.finish();
}
}
private int parseHeaders(HttpServletResponse res, InputStream is) throws IOException {
CharBuffer key = new CharBuffer();
CharBuffer value = new CharBuffer();
int ch = is.read();
if (ch < 0) {
log.fine("Can't contact FastCGI");
res.sendError(404);
return -1;
}
while (ch >= 0) {
key.clear();
value.clear();
for (; ch >= 0 && ch != ' ' && ch != '\r' && ch != '\n' && ch != ':'; ch = is.read()) {
key.append((char) ch);
}
for (; ch >= 0 && ch == ' ' || ch == ':'; ch = is.read()) {}
for (; ch >= 0 && ch != '\r' && ch != '\n'; ch = is.read()) {
value.append((char) ch);
}
if (ch == '\r') {
ch = is.read();
if (ch == '\n') ch = is.read();
}
if (key.length() == 0) return ch;
if (log.isLoggable(Level.FINE)) log.fine("fastcgi:" + key + ": " + value);
if (key.equalsIgnoreCase("status")) {
int status = 0;
int len = value.length();
for (int i = 0; i < len; i++) {
char digit = value.charAt(i);
if ('0' <= digit && digit <= '9') status = 10 * status + digit - '0';
else break;
}
res.setStatus(status);
} else if (key.startsWith("http") || key.startsWith("HTTP")) {
} else if (key.equalsIgnoreCase("location")) {
res.sendRedirect(value.toString());
} else res.addHeader(key.toString(), value.toString());
}
return ch;
}
/** Generates the join expression. */
public void generateJoin(CharBuffer cb) {
cb.append('(');
for (int i = 0; i < _components.size(); i++) {
if (i != 0) cb.append(" OR ");
AmberExpr expr = _components.get(i);
expr.generateJoin(cb);
}
cb.append(')');
}
public String toSignatureString() {
CharBuffer cb = new CharBuffer();
cb.append(_methodName);
cb.append("(");
for (int i = 0; _paramTypes != null && i < _paramTypes.size(); i++) {
if (i != 0) cb.append(", ");
cb.append(_paramTypes.get(i));
}
cb.append(")");
return cb.toString();
}
private CharBuffer convertHeader(CharBuffer cb, String key) {
cb.clear();
cb.append("HTTP_");
for (int i = 0; i < key.length(); i++) {
char ch = key.charAt(i);
if (ch == '-') cb.append('_');
else if (ch >= 'a' && ch <= 'z') cb.append((char) (ch + 'A' - 'a'));
else cb.append(ch);
}
return cb;
}
private void generateInternalWhere(CharBuffer cb, boolean select) {
cb.append('(');
for (int i = 0; i < _components.size(); i++) {
if (i != 0) cb.append(" OR ");
AmberExpr expr = _components.get(i);
if (select) expr.generateWhere(cb);
else expr.generateUpdateWhere(cb);
}
cb.append(')');
}
/**
* A location href, relative to the web-app root, appropriately rewritten to handle remote
* locations and locations that are local absolute.
*/
String getLocationHref(String file) {
CharBuffer cb = CharBuffer.allocate();
if (_isLocalAbsolute) {
cb.append(_id);
cb.append('/');
} else {
cb.append(_location);
}
cb.append(file);
return cb.close();
}
/** Joins the array. */
public static String join(String[] array, String sep) {
if (array == null) return "";
if (sep == null) sep = "";
CharBuffer result = CharBuffer.allocate();
for (int i = 0; i < array.length; i++) {
if (i != 0) result.append(sep);
result.append(array[i]);
}
return result.close();
}
/**
* Logs a message to the error log.
*
* @param log the error log to write the message.
* @param message the message to write
* @param e the exception to write
*/
public void log(
String message,
Throwable e,
HttpServletRequest request,
HttpServletResponse response,
ServletContext application)
throws IOException {
WriteStream logStream = getLogStream();
if (logStream == null) return;
Throwable t = e;
while (t != null) {
e = t;
if (e instanceof ServletException) t = ((ServletException) e).getRootCause();
else if (e instanceof ExceptionWrapper) t = ((ExceptionWrapper) e).getRootCause();
else t = null;
}
CharBuffer cb = CharBuffer.allocate();
QDate.formatLocal(cb, CurrentTime.getCurrentTime(), "[%Y/%m/%d %H:%M:%S] ");
cb.append(message);
logStream.log(cb.close());
if (e != null && !(e instanceof CompileException)) logStream.log(e);
logStream.flush();
}
public Object next() {
_cb.clear();
char ch;
final int startDelims = _delims.length - 1;
loop:
for (; _i < _length; _i++) {
ch = _value.charAt(_i);
for (int j = startDelims; j >= 0; j--) {
if (_delims[j] == ch) break loop;
}
_cb.append(ch);
}
for (_i++; _i < _length; _i++) {
ch = _value.charAt(_i);
boolean hasDelim = false;
for (int j = startDelims; j >= 0; j--) {
if (_delims[j] == ch) {
hasDelim = true;
break;
}
}
if (!hasDelim) return _cb.toString();
}
return _cb.toString();
}
public void init() throws ConfigException {
if (_id == null) throw new ConfigException(L.l("`{0}' is required", "id"));
if (_location == null) throw new ConfigException(L.l("`{0}' is required", "location"));
if (_name == null) _name = _location.toString();
if (_indexString == null) _indexString = "index-all.html";
_locationPath = Vfs.lookup(_location);
int split = _indexString.indexOf('#');
if (split > -1) {
CharBuffer before = new CharBuffer(_indexString.substring(0, split));
CharBuffer after = new CharBuffer(_indexString.substring(split + 1));
CharBuffer index = CharBuffer.allocate();
boolean isIndex = false;
for (int i = 1; i <= 27; i++) {
index.append(before);
index.append(i);
index.append(after);
Path indexPath = _locationPath.lookup(index.toString());
if (indexPath.exists()) {
isIndex = true;
_index.add(indexPath);
}
index.clear();
}
if (!isIndex) {
throw new ConfigException(L.l("`{0}' not found", _locationPath.lookup(_indexString)));
}
} else _index.add(_locationPath.lookup(_indexString));
if (_locationPath.getScheme().equals("file")) {
_isLocal = true;
Path pwd = Vfs.getPwd();
if (!_locationPath.getPath().startsWith(pwd.getPath())) _isLocalAbsolute = true;
}
}
private void handleExternalBody(String url) throws JspException, ServletException, IOException {
URL netURL = new URL(url);
URLConnection conn = netURL.openConnection();
if (conn instanceof HttpURLConnection) ((HttpURLConnection) conn).setFollowRedirects(true);
InputStream is = conn.getInputStream();
try {
ReadStream in = Vfs.openRead(is);
String encoding = conn.getContentEncoding();
String contentType = conn.getContentType();
if (_charEncoding != null) {
encoding = _charEncoding;
if (encoding != null && !encoding.equals("")) in.setEncoding(encoding);
} else if (encoding != null) in.setEncoding(encoding);
else if (contentType != null) {
int p = contentType.indexOf("charset=");
if (p > 0) {
CharBuffer cb = new CharBuffer();
for (int i = p + 8; i < contentType.length(); i++) {
int ch = contentType.charAt(i);
if (ch == '"' || ch == '\'') {
} else if (ch >= 'a' && ch <= 'z') cb.append((char) ch);
else if (ch >= 'A' && ch <= 'Z') cb.append((char) ch);
else if (ch >= '0' && ch <= '9') cb.append((char) ch);
else if (ch == '-' || ch == '_') cb.append((char) ch);
else break;
}
encoding = cb.toString();
in.setEncoding(encoding);
}
}
JspWriter out = pageContext.getOut();
int ch;
while ((ch = in.readChar()) >= 0) out.print((char) ch);
} finally {
is.close();
}
}
/**
* Returns the server container responsible for handling the request
*
* @param pathInfo the path info of the request
* @return the server bean responsible for handling the request
*/
Skeleton getSkeleton(String pathInfo, String queryString) throws Exception {
CharBuffer cb = CharBuffer.allocate();
cb.append(pathInfo);
cb.append('?');
cb.append(queryString);
Skeleton skeleton = (Skeleton) _beanMap.get(cb);
if (skeleton != null) {
cb.free();
return skeleton;
}
skeleton = _protocolContainer.getSkeleton(pathInfo, queryString);
_beanMap.put(cb, skeleton);
return skeleton;
}
/**
* Return the normalized name.
*
* @param tag the raw name in the XML file.
* @return the normalized name.
*/
QName getName(CharBuffer tag) {
if (!toLower) return super.getName(tag);
cb.clear();
cb.append(tag);
cb.toLowerCase();
int name = cbNames.get(cb);
if (name >= 0) return super.getName(cb);
else return super.getName(tag);
}
public String toString() {
if (_components.size() == 1) {
return _components.get(0).toString();
} else {
CharBuffer cb = new CharBuffer();
cb.append('(');
for (int i = 0; i < _components.size(); i++) {
if (i != 0) cb.append(" OR ");
AmberExpr expr = _components.get(i);
cb.append(expr);
}
cb.append(')');
return cb.toString();
}
}
/** Escapes the XML string. */
public static String escapeXml(String string) {
if (string == null) return "";
CharBuffer cb = CharBuffer.allocate();
for (int i = 0; i < string.length(); i++) {
int ch = string.charAt(i);
switch (ch) {
case '<':
cb.append("<");
break;
case '>':
cb.append(">");
break;
case '&':
cb.append("&");
break;
case '\'':
cb.append("'");
break;
case '"':
cb.append(""");
break;
default:
cb.append((char) ch);
break;
}
}
return cb.close();
}
/** Replaces substrings. */
public static String replace(String input, String before, String after) {
if (input == null) return "";
if (before == null || before.equals("")) return input;
if (after == null) after = "";
CharBuffer result = CharBuffer.allocate();
int head = 0;
int next;
while ((next = input.indexOf(before, head)) >= 0) {
result.append(input.substring(head, next));
result.append(after);
head = next + before.length();
}
result.append(input.substring(head));
return result.close();
}
public RequestDispatcher getRequestDispatcher(String path) {
if (path == null || path.length() == 0) return null;
else if (path.charAt(0) == '/') return getWebApp().getRequestDispatcher(path);
else {
CharBuffer cb = new CharBuffer();
WebApp webApp = getWebApp();
String servletPath = getPageServletPath();
if (servletPath != null) cb.append(servletPath);
String pathInfo = getPagePathInfo();
if (pathInfo != null) cb.append(pathInfo);
int p = cb.lastIndexOf('/');
if (p >= 0) cb.setLength(p);
cb.append('/');
cb.append(path);
if (webApp != null) return webApp.getRequestDispatcher(cb.toString());
return null;
}
}
QName getAttributeName(CharBuffer eltName, CharBuffer source) {
if (!toLower) return super.getName(source);
cb.clear();
cb.append(eltName);
cb.toLowerCase();
int name = cbNames.get(cb);
if (name < 0) return super.getName(source);
else {
source.toLowerCase();
return super.getName(source);
}
}
/** Returns a printable version. */
public String toString() {
CharBuffer cb = new CharBuffer();
cb.append("AttributesImpl[");
for (int i = 0; i < _size; i++) {
cb.append(" ");
cb.append(_names[i]);
cb.append("=\"");
cb.append(_values[i]);
cb.append("\"");
}
cb.append("]");
return cb.close();
}
private static String parseName(ReadStream is) throws IOException {
int ch;
for (ch = is.read(); ch > 0 && ch != '"'; ch = is.read()) {}
if (ch < 0) return null;
CharBuffer cb = new CharBuffer();
for (ch = is.read(); ch > 0 && ch != '"'; ch = is.read()) {
cb.append((char) ch);
}
if (ch < 0) return null;
return cb.toString();
}
/**
* Logs an error.
*
* @param message the error message
* @param request the servlet request
* @param response the servlet response
* @param application the servlet context
*/
public void log(
String message,
HttpServletRequest request,
HttpServletResponse response,
ServletContext application)
throws IOException {
WriteStream logStream = getLogStream();
if (logStream == null) return;
CharBuffer cb = CharBuffer.allocate();
QDate.formatLocal(cb, CurrentTime.getCurrentTime(), "[%Y/%m/%d %H:%M:%S] ");
cb.append(message);
logStream.log(cb.close());
logStream.flush();
}
/** Adds a parameter. */
public void addParam(String name, String value) {
if (name == null) return;
if (value == null) value = "";
if (_query.length() != 0) _query.append('&');
_query.append(name);
_query.append('=');
int len = value.length();
for (int i = 0; i < len; i++) {
char ch = value.charAt(i);
switch (ch) {
case '&':
_query.append("%26");
break;
case '%':
_query.append("%25");
break;
case '+':
_query.append("%2b");
break;
case '=':
_query.append("%3d");
break;
default:
_query.append(ch);
break;
}
}
}
/**
* Walk down the path starting from the portion immediately following the scheme. i.e. schemeWalk
* is responsible for parsing the host and port from the URL.
*
* @param userPath the user's passed in path
* @param attributes the attributes for the new path
* @param uri the normalized full uri
* @param offset offset into the uri to start processing, i.e. after the scheme.
* @return the looked-up path.
*/
@Override
public Path schemeWalk(String userPath, Map<String, Object> attributes, String uri, int offset) {
int length = uri.length();
if (length < 2 + offset || uri.charAt(offset) != '/' || uri.charAt(offset + 1) != '/')
throw new RuntimeException(L.l("bad scheme in `{0}'", uri));
CharBuffer buf = CharBuffer.allocate();
int i = 2 + offset;
int ch = 0;
boolean isInBrace = false;
for (;
i < length && ((ch = uri.charAt(i)) != ':' || isInBrace) && ch != '/' && ch != '?';
i++) {
buf.append((char) ch);
if (ch == '[') isInBrace = true;
else if (ch == ']') isInBrace = false;
}
String host = buf.close();
if (host.length() == 0) throw new RuntimeException(L.l("bad host in `{0}'", uri));
int port = 0;
if (ch == ':') {
for (i++; i < length && (ch = uri.charAt(i)) >= '0' && ch <= '9'; i++) {
port = 10 * port + uri.charAt(i) - '0';
}
}
if (port == 0) port = 80;
HttpPath root = create(host, port);
return root.fsWalk(userPath, attributes, uri.substring(i));
}
public ESString toSource(IntMap map, boolean isLoopPass) throws Throwable {
CharBuffer cb = new CharBuffer();
Global resin = Global.getGlobalProto();
int mark = map.get(this);
if (mark > 0 && isLoopPass) return null;
else if (mark > 0) {
cb.append("#" + mark + "=");
map.put(this, -mark);
} else if (mark == 0 && isLoopPass) {
map.put(this, resin.addMark());
return null;
} else if (mark < 0 && !isLoopPass) {
return ESString.create("#" + -mark + "#");
}
cb.append("{");
if (isLoopPass) map.put(this, 0);
Iterator e = keys();
boolean isFirst = true;
while (e.hasNext()) {
if (!isFirst) cb.append(", ");
isFirst = false;
ESString key = (ESString) e.next();
cb.append(key);
cb.append(":");
ESBase value = getProperty(key);
if (isLoopPass) value.toSource(map, isLoopPass);
else cb.append(value.toSource(map, isLoopPass));
}
cb.append("}");
return new ESString(cb.toString());
}
/**
* Execute a request. The path-info of the request selects the bean. Once the bean's selected, it
* will be applied.
*/
public void service(ServletRequest request, ServletResponse response)
throws IOException, ServletException {
CauchoRequest req = (CauchoRequest) request;
CauchoResponse res = (CauchoResponse) response;
if (_urlPrefix == null) {
synchronized (this) {
if (_urlPrefix == null) serverInit(req);
}
}
if (!req.getMethod().equals("POST")) {
if (log.isLoggable(Level.FINE))
log.log(Level.FINE, this + " unexpected method " + req.getMethod());
String protocol = _protocolContainer.getName();
res.setStatus(500, protocol + " Protocol Error");
PrintWriter out = res.getWriter();
out.println(protocol + " expects a POST containing an RPC call.");
return;
}
try {
String pathInfo = req.getPathInfo();
String queryString = req.getQueryString();
CharBuffer cb = new CharBuffer();
cb.append(pathInfo);
cb.append('?');
cb.append(queryString);
InputStream is = req.getInputStream();
if (_isDebug) {}
Skeleton skeleton = (Skeleton) _beanMap.get(cb);
if (skeleton == null) {
// If this was a load just to force the initialization, then return
if (req.getParameter("ejb-load") != null) return;
if (_exception != null) throw _exception;
try {
if (pathInfo == null) pathInfo = "";
skeleton = _protocolContainer.getSkeleton(pathInfo, queryString);
} catch (Exception e) {
log.log(Level.WARNING, e.toString(), e);
skeleton = _protocolContainer.getExceptionSkeleton();
if (skeleton != null) {
skeleton._service(req.getInputStream(), res.getOutputStream(), e);
return;
} else throw e;
}
if (skeleton == null)
throw new ServletException(
L.l("Can't load skeleton for '{0}?{1}'", pathInfo, queryString));
if (skeleton != null) {
skeleton.setDebug(_isDebug);
_beanMap.put(cb, skeleton);
}
}
skeleton._service(req.getInputStream(), res.getOutputStream());
} catch (ServletException e) {
e.printStackTrace();
throw e;
} catch (Throwable e) {
e.printStackTrace();
log.log(Level.WARNING, e.toString(), e);
throw new ServletException(e);
}
}
/** Parse the headers returned from the server. */
private void parseHeaders() throws IOException {
CharBuffer line = new CharBuffer();
// Skip blank lines
int count = 0;
do {
line.clear();
if (!_rs.readln(line)) {
_isKeepalive = false;
return;
}
} while (line.length() == 0 && ++count < 10);
if (line.length() == 0) {
_isKeepalive = false;
return;
}
if (line.startsWith("HTTP/1.1 100")) {
count = 100;
do {
line.clear();
if (!_rs.readln(line)) {
_isKeepalive = false;
return;
}
} while (line.length() != 0 && count-- > 0);
count = 100;
do {
line.clear();
if (!_rs.readln(line)) {
_isKeepalive = false;
return;
}
} while (line.length() == 0 && count-- > 0);
}
if (line.length() == 0) {
_isKeepalive = false;
return;
}
int i = 0;
for (i = 0; i < line.length() && line.charAt(i) != ' '; i++) {}
for (; i < line.length() && line.charAt(i) == ' '; i++) {}
int status = 0;
for (; i < line.length(); i++) {
char ch = line.charAt(i);
if (ch >= '0' && ch <= '9') status = 10 * status + ch - '0';
else break;
}
if (status != 200) _isKeepalive = false;
else if (!line.startsWith("HTTP/1.1 ")) _isKeepalive = false;
_attributes.put("status", String.valueOf(status));
_attributes.put("status-message", line.toString());
CharBuffer key = new CharBuffer();
while (true) {
line.clear();
if (!_rs.readln(line) || line.length() == 0) break;
int lineLength = line.length();
for (i = 0; i < lineLength && Character.isWhitespace(line.charAt(i)); i++) {}
key.clear();
for (;
i < lineLength && !Character.isWhitespace(line.charAt(i)) && line.charAt(i) != ':';
i++) {
key.append((char) line.charAt(i));
}
for (; i < lineLength && Character.isWhitespace(line.charAt(i)); i++) {}
if (key.length() == 0 || lineLength <= i || line.charAt(i) != ':') continue;
for (i++; i < lineLength && Character.isWhitespace(line.charAt(i)); i++) {}
key.toLowerCase();
String value = line.substring(i);
if (log.isLoggable(Level.FINE)) log.fine(key + ": " + value);
if (key.matchesIgnoreCase("content-length")) {
_contentLength = Integer.parseInt(value.trim());
} else if (key.matchesIgnoreCase("connection") && value.equalsIgnoreCase("close")) {
_isKeepalive = false;
} else if (key.matchesIgnoreCase("transfer-encoding") && value.equalsIgnoreCase("chunked")) {
_isChunked = true;
_chunkLength = 0;
}
String keyString = key.toLowerCase().toString();
String oldValue = (String) _attributes.put(keyString, value);
if (oldValue != null) {
value = oldValue + '\n' + value;
}
_attributes.put(keyString, value);
}
}
/** Parses the access log string. */
private ArrayList<Segment> parseFormat(String format) {
ArrayList<Segment> segments = new ArrayList<Segment>();
CharBuffer cb = new CharBuffer();
int i = 0;
while (i < _format.length()) {
char ch = _format.charAt(i++);
if (ch != '%' || i >= _format.length()) {
cb.append((char) ch);
continue;
}
String arg = null;
ch = _format.charAt(i++);
if (ch == '>') ch = _format.charAt(i++);
else if (ch == '{') {
if (cb.length() > 0) segments.add(new Segment(this, Segment.TEXT, cb.toString()));
cb.clear();
while (i < _format.length() && _format.charAt(i++) != '}') cb.append(_format.charAt(i - 1));
arg = cb.toString();
cb.clear();
ch = _format.charAt(i++);
}
switch (ch) {
case 'b':
case 'c':
case 'h':
case 'i':
case 'l':
case 'n':
case 'r':
case 's':
case 'T':
case 'D':
case 'o':
case 'u':
case 'U':
case 'v':
if (cb.length() > 0) segments.add(new Segment(this, Segment.TEXT, cb.toString()));
cb.clear();
segments.add(new Segment(this, ch, arg));
break;
case 't':
if (cb.length() > 0) segments.add(new Segment(this, Segment.TEXT, cb.toString()));
cb.clear();
if (arg != null) _timeFormat = arg;
segments.add(new Segment(this, ch, arg));
break;
default:
cb.append('%');
i--;
break;
}
}
cb.append(CauchoSystem.getNewlineString());
segments.add(new Segment(this, Segment.TEXT, cb.toString()));
return segments;
}