private void findNext() {
next = null;
for (; pos < size; pos++) {
MessageBytes n1 = headers.getName(pos);
if (n1.equalsIgnoreCase(name)) {
next = headers.getValue(pos);
break;
}
}
pos++;
}
@Override
public Collection<String> getHeaderNames() {
MimeHeaders headers = coyoteResponse.getMimeHeaders();
int n = headers.size();
List<String> result = new ArrayList<>(n);
for (int i = 0; i < n; i++) {
result.add(headers.getName(i).toString());
}
return result;
}
public void setHeader(String name, String value) {
char cc = name.charAt(0);
if (cc == 'C' || cc == 'c') {
if (checkSpecialHeader(name, value)) return;
}
headers.setValue(name).setString(value);
}
public void reset() throws IllegalStateException {
// Reset the headers only if this is the main request,
// not for included
contentType = null;
;
locale = DEFAULT_LOCALE;
contentLanguage = null;
characterEncoding = Constants.DEFAULT_CHARACTER_ENCODING;
// START SJSAS 6316254
quotedCharsetValue = characterEncoding;
// END SJSAS 6316254
contentLength = -1;
charsetSet = false;
status = 200;
message = null;
headers.clear();
// Force the PrintWriter to flush its data to the output
// stream before resetting the output stream
//
// Reset the stream
if (commited) {
// String msg = sm.getString("servletOutputStreamImpl.reset.ise");
throw new IllegalStateException();
}
action(ActionCode.ACTION_RESET, this);
}
ValuesEnumerator(MimeHeaders headers, String name) {
this.name = name;
this.headers = headers;
pos = 0;
size = headers.size();
findNext();
}
public long getContentLengthLong() {
if (contentLength > -1) {
return contentLength;
}
MessageBytes clB = headers.getUniqueValue("content-length");
contentLength = (clB == null || clB.isNull()) ? -1 : clB.getLong();
return contentLength;
}
/** Add all Cookie found in the headers of a request. */
public void processCookies(MimeHeaders headers) {
if (headers == null) {
return; // nothing to process
}
// process each "cookie" header
int pos = 0;
while (pos >= 0) {
// Cookie2: version ? not needed
pos = headers.findHeader("Cookie", pos);
// no more cookie headers headers
if (pos < 0) {
break;
}
MessageBytes cookieValue = headers.getValue(pos);
if (cookieValue == null || cookieValue.isNull()) {
pos++;
continue;
}
if (cookieValue.getType() != MessageBytes.T_BYTES) {
Exception e = new Exception();
log.warn("Cookies: Parsing cookie as String. Expected bytes.", e);
cookieValue.toBytes();
}
if (log.isDebugEnabled()) {
log.debug("Cookies: Parsing b[]: " + cookieValue.toString());
}
ByteChunk bc = cookieValue.getByteChunk();
if (CookieSupport.PRESERVE_COOKIE_HEADER) {
int len = bc.getLength();
if (len > 0) {
byte[] buf = new byte[len];
System.arraycopy(bc.getBytes(), bc.getOffset(), buf, 0, len);
processCookieHeader(buf, 0, len);
}
} else {
processCookieHeader(bc.getBytes(), bc.getOffset(), bc.getLength());
}
pos++; // search from the next position
}
}
private void findNext() {
next = null;
for (; pos < size; pos++) {
next = headers.getName(pos).toString();
for (int j = 0; j < pos; j++) {
if (headers.getName(j).equalsIgnoreCase(next)) {
// duplicate.
next = null;
break;
}
}
if (next != null) {
// it's not a duplicate
break;
}
}
// next time findNext is called it will try the
// next element
pos++;
}
public void addHeader(String name, String value, Charset charset) {
char cc = name.charAt(0);
if (cc == 'C' || cc == 'c') {
if (checkSpecialHeader(name, value)) return;
}
MessageBytes mb = headers.addValue(name);
if (charset != null) {
mb.setCharset(charset);
}
mb.setString(value);
}
public void appendHead(Response res) throws IOException {
if (log.isDebugEnabled())
log.debug("COMMIT sending headers " + res + " " + res.getMimeHeaders());
C2BConverter c2b = mc.getConverter();
outputMsg.reset();
outputMsg.appendByte(AjpConstants.JK_AJP13_SEND_HEADERS);
outputMsg.appendInt(res.getStatus());
String message = null;
if (org.apache.coyote.Constants.USE_CUSTOM_STATUS_MSG_IN_HEADER
&& HttpMessages.isSafeInHttpHeader(res.getMessage())) {
message = res.getMessage();
}
if (message == null) {
message = HttpMessages.getMessage(res.getStatus());
}
if (message == null) {
// mod_jk + httpd 2.x fails with a null status message - bug 45026
message = Integer.toString(res.getStatus());
}
tempMB.setString(message);
c2b.convert(tempMB);
outputMsg.appendBytes(tempMB);
// XXX add headers
MimeHeaders headers = res.getMimeHeaders();
String contentType = res.getContentType();
if (contentType != null) {
headers.setValue("Content-Type").setString(contentType);
}
String contentLanguage = res.getContentLanguage();
if (contentLanguage != null) {
headers.setValue("Content-Language").setString(contentLanguage);
}
long contentLength = res.getContentLengthLong();
if (contentLength >= 0) {
headers.setValue("Content-Length").setLong(contentLength);
}
int numHeaders = headers.size();
outputMsg.appendInt(numHeaders);
for (int i = 0; i < numHeaders; i++) {
MessageBytes hN = headers.getName(i);
// no header to sc conversion - there's little benefit
// on this direction
outputMsg.appendBytes(hN);
MessageBytes hV = headers.getValue(i);
outputMsg.appendBytes(hV);
}
mc.getSource().send(outputMsg, mc);
}
/**
* Special method for adding a session cookie as we should be overriding any previous
*
* @param cookie
*/
public void addSessionCookieInternal(final Cookie cookie) {
if (isCommitted()) {
return;
}
String name = cookie.getName();
final String headername = "Set-Cookie";
final String startsWith = name + "=";
String header = generateCookieString(cookie);
boolean set = false;
MimeHeaders headers = coyoteResponse.getMimeHeaders();
int n = headers.size();
for (int i = 0; i < n; i++) {
if (headers.getName(i).toString().equals(headername)) {
if (headers.getValue(i).toString().startsWith(startsWith)) {
headers.getValue(i).setString(header);
set = true;
}
}
}
if (!set) {
addHeader(headername, header);
}
}
public void recycle() {
contentType = null;
contentLanguage = null;
locale = DEFAULT_LOCALE;
characterEncoding = Constants.DEFAULT_CHARACTER_ENCODING;
// START SJSAS 6316254
quotedCharsetValue = characterEncoding;
// END SJSAS 6316254
charsetSet = false;
contentLength = -1;
status = 200;
message = null;
commited = false;
errorException = null;
errorURI = null;
headers.clear();
// update counters
bytesWritten = 0;
}
public void recycle() {
contentType = null;
contentLanguage = null;
locale = DEFAULT_LOCALE;
characterEncoding = Constants.DEFAULT_CHARACTER_ENCODING;
charsetSet = false;
contentLength = -1;
status = 200;
message = null;
commited = false;
commitTime = -1;
errorException = null;
headers.clear();
// Servlet 3.1 non-blocking write listener
listener = null;
fireListener = false;
registeredForWrite = false;
// update counters
contentWritten = 0;
}
public void recycle() {
bytesRead = 0;
contentLength = -1;
contentTypeMB = null;
charEncoding = null;
expectation = false;
headers.recycle();
serverNameMB.recycle();
serverPort = -1;
localNameMB.recycle();
localPort = -1;
remotePort = -1;
available = 0;
sendfile = true;
serverCookies.recycle();
parameters.recycle();
pathParameters.clear();
uriMB.recycle();
decodedUriMB.recycle();
queryMB.recycle();
methodMB.recycle();
protoMB.recycle();
schemeMB.recycle();
remoteUser.recycle();
remoteUserNeedsAuthorization = false;
authType.recycle();
attributes.clear();
listener = null;
allDataReadEventSent.set(false);
startTime = -1;
}
public String getHeader(String name) {
return headers.getHeader(name);
}
/**
* Encodes the headers into a buffer.
*
* @param headers The headers to encode
* @param target The buffer to which to write the encoded headers
* @return The state of the encoding process
*/
public State encode(MimeHeaders headers, ByteBuffer target) {
int it = headersIterator;
if (headersIterator == -1) {
handleTableSizeChange(target);
// new headers map
it = 0;
currentHeaders = headers;
} else {
if (headers != currentHeaders) {
throw new IllegalStateException();
}
}
while (it < currentHeaders.size()) {
// FIXME: Review lowercase policy
String headerName = headers.getName(it).toString().toLowerCase(Locale.US);
boolean skip = false;
if (firstPass) {
if (headerName.charAt(0) != ':') {
skip = true;
}
} else {
if (headerName.charAt(0) == ':') {
skip = true;
}
}
if (!skip) {
String val = headers.getValue(it).toString();
if (log.isDebugEnabled()) {
log.debug(sm.getString("hpackEncoder.encodeHeader", headerName, val));
}
TableEntry tableEntry = findInTable(headerName, val);
// We use 11 to make sure we have enough room for the
// variable length integers
int required = 11 + headerName.length() + 1 + val.length();
if (target.remaining() < required) {
this.headersIterator = it;
return State.UNDERFLOW;
}
// Only index if it will fit
boolean canIndex =
hpackHeaderFunction.shouldUseIndexing(headerName, val)
&& (headerName.length() + val.length() + 32) < maxTableSize;
if (tableEntry == null && canIndex) {
// add the entry to the dynamic table
target.put((byte) (1 << 6));
writeHuffmanEncodableName(target, headerName);
writeHuffmanEncodableValue(target, headerName, val);
addToDynamicTable(headerName, val);
} else if (tableEntry == null) {
// literal never indexed
target.put((byte) (1 << 4));
writeHuffmanEncodableName(target, headerName);
writeHuffmanEncodableValue(target, headerName, val);
} else {
// so we know something is already in the table
if (val.equals(tableEntry.value)) {
// the whole thing is in the table
target.put((byte) (1 << 7));
Hpack.encodeInteger(target, tableEntry.getPosition(), 7);
} else {
if (canIndex) {
// add the entry to the dynamic table
target.put((byte) (1 << 6));
Hpack.encodeInteger(target, tableEntry.getPosition(), 6);
writeHuffmanEncodableValue(target, headerName, val);
addToDynamicTable(headerName, val);
} else {
target.put((byte) (1 << 4));
Hpack.encodeInteger(target, tableEntry.getPosition(), 4);
writeHuffmanEncodableValue(target, headerName, val);
}
}
}
}
if (++it == currentHeaders.size() && firstPass) {
firstPass = false;
it = 0;
}
}
headersIterator = -1;
firstPass = true;
return State.COMPLETE;
}
/**
* Does the response contain the given header. <br>
* Warning: This method always returns <code>false</code> for Content-Type and Content-Length.
*
* @param name The name of the header of interest
* @return {@code true} if the response contains the header.
*/
public boolean containsHeader(String name) {
return headers.getHeader(name) != null;
}
public MessageBytes contentType() {
if (contentTypeMB == null) {
contentTypeMB = headers.getValue("content-type");
}
return contentTypeMB;
}
public NamesEnumerator(MimeHeaders headers) {
this.headers = headers;
pos = 0;
size = headers.size();
findNext();
}
/** Removes any Set-Cookie response headers whose value contains the string JSESSIONID */
public void removeSessionCookies() {
headers.removeHeader("Set-Cookie", Constants.SESSION_COOKIE_NAME);
}