void StringHelper::toString(bool val, LogString& dst) {
if (val) {
dst.append(LOG4CXX_STR("true"));
} else {
dst.append(LOG4CXX_STR("false"));
}
}
virtual log4cxx_status_t decode(ByteBuffer& in,
LogString& out) {
enum { BUFSIZE = 256 };
logchar buf[BUFSIZE];
const apr_size_t initial_outbytes_left = BUFSIZE * sizeof(logchar);
apr_status_t stat = APR_SUCCESS;
if (in.remaining() == 0) {
size_t outbytes_left = initial_outbytes_left;
{
synchronized sync(mutex);
stat = apr_xlate_conv_buffer((apr_xlate_t*) convset,
NULL, NULL, (char*) buf, &outbytes_left);
}
out.append(buf, (initial_outbytes_left - outbytes_left)/sizeof(logchar));
} else {
while(in.remaining() > 0 && stat == APR_SUCCESS) {
size_t inbytes_left = in.remaining();
size_t initial_inbytes_left = inbytes_left;
size_t pos = in.position();
apr_size_t outbytes_left = initial_outbytes_left;
{
synchronized sync(mutex);
stat = apr_xlate_conv_buffer((apr_xlate_t*) convset,
in.data() + pos,
&inbytes_left,
(char*) buf,
&outbytes_left);
}
out.append(buf, (initial_outbytes_left - outbytes_left)/sizeof(logchar));
in.position(pos + (initial_inbytes_left - inbytes_left));
}
}
return stat;
}
void SimpleLayout::format(LogString& output,
const spi::LoggingEventPtr& event,
log4cxx::helpers::Pool&) const
{
output.append(event->getLevel()->toString());
output.append(LOG4CXX_STR(" - "));
output.append(event->getRenderedMessage());
output.append(LOG4CXX_EOL);
}
void testBasic2() {
Pool pool;
RelativeTimeDateFormat relativeFormat;
LogString expected;
relativeFormat.format(expected, event->getTimeStamp(), pool);
expected.append(LOG4CXX_STR(" INFO ["));
expected.append(event->getThreadName());
expected.append(LOG4CXX_STR("] org.foobar - msg 1"));
expected.append(LOG4CXX_EOL);
assertFormattedEquals(LOG4CXX_STR("%relative %-5level [%thread] %logger - %m%n"),
getFormatSpecifiers(),
expected);
}
virtual log4cxx_status_t decode(ByteBuffer& in,
LogString& out) {
const char* p = in.current();
size_t i = in.position();
#if !LOG4CXX_CHARSET_EBCDIC
for (; i < in.limit() && ((unsigned int) *p) < 0x80; i++, p++) {
out.append(1, *p);
}
in.position(i);
#endif
if (i < in.limit()) {
Pool subpool;
const char* enc = apr_os_locale_encoding(subpool.getAPRPool());
{
synchronized sync(mutex);
if (enc == 0) {
if (decoder == 0) {
encoding = "C";
decoder = new USASCIICharsetDecoder();
}
} else if (encoding != enc) {
encoding = enc;
try {
LogString e;
Transcoder::decode(encoding, e);
decoder = getDecoder(e);
} catch (IllegalArgumentException& ex) {
decoder = new USASCIICharsetDecoder();
}
}
}
return decoder->decode(in, out);
}
return APR_SUCCESS;
}
virtual log4cxx_status_t decode(ByteBuffer& in,
LogString& out) {
size_t remaining = in.remaining();
if( remaining > 0) {
const logchar* src = (const logchar*) (in.data() + in.position());
size_t count = remaining / sizeof(logchar);
out.append(src, count);
in.position(in.position() + remaining);
}
return APR_SUCCESS;
}
void PropertiesPatternConverter::format(
const LoggingEventPtr& event,
LogString& toAppendTo,
Pool& /* p */) const {
if (option.length() == 0) {
toAppendTo.append(1, (logchar) 0x7B /* '{' */);
LoggingEvent::KeySet keySet(event->getMDCKeySet());
for(LoggingEvent::KeySet::const_iterator iter = keySet.begin();
iter != keySet.end();
iter++) {
toAppendTo.append(1, (logchar) 0x7B /* '{' */);
toAppendTo.append(*iter);
toAppendTo.append(1, (logchar) 0x2C /* ',' */);
event->getMDC(*iter, toAppendTo);
toAppendTo.append(1, (logchar) 0x7D /* '}' */);
}
toAppendTo.append(1, (logchar) 0x7D /* '}' */);
} else {
event->getMDC(option, toAppendTo);
}
}
bool NDC::get(LogString& dest)
{
ThreadSpecificData* data = ThreadSpecificData::getCurrentData();
if (data != 0) {
Stack& stack = data->getStack();
if(!stack.empty()) {
dest.append(getFullMessage(stack.top()));
return true;
}
data->recycle();
}
return false;
}
void StringHelper::toString(log4cxx_int64_t n, Pool& pool, LogString& dst) {
if (n >= INT_MIN && n <= INT_MAX) {
toString((int) n, pool, dst);
} else {
const log4cxx_int64_t BILLION = APR_INT64_C(1000000000);
int billions = (int) (n / BILLION);
char* upper = pool.itoa(billions);
int remain = (int) (n - billions * BILLION);
if (remain < 0) remain *= -1;
char* lower = pool.itoa(remain);
Transcoder::decode(upper, dst);
dst.append(9 - strlen(lower), 0x30 /* '0' */);
Transcoder::decode(lower, dst);
}
}
LogString OptionConverter::convertSpecialChars(const LogString& s)
{
logchar c;
LogString sbuf;
LogString::const_iterator i = s.begin();
while(i != s.end())
{
c = *i++;
if (c == 0x5C /* '\\' */)
{
c = *i++;
switch (c)
{
case 0x6E: //'n'
c = 0x0A;
break;
case 0x72: //'r'
c = 0x0D;
break;
case 0x74: //'t'
c = 0x09;
break;
case 0x66: //'f'
c = 0x0C;
break;
default:
break;
}
}
sbuf.append(1, c);
}
return sbuf;
}
virtual log4cxx_status_t decode(ByteBuffer& in,
LogString& out) {
log4cxx_status_t stat = APR_SUCCESS;
enum { BUFSIZE = 256 };
wchar_t buf[BUFSIZE];
mbstate_t mbstate;
memset(&mbstate, 0, sizeof(mbstate));
while(in.remaining() > 0) {
size_t requested = in.remaining();
if (requested > BUFSIZE - 1) {
requested = BUFSIZE - 1;
}
memset(buf, 0, BUFSIZE*sizeof(wchar_t));
const char* src = in.current();
if(*src == 0) {
out.append(1, (logchar) 0);
in.position(in.position() + 1);
} else {
size_t converted = mbsrtowcs(buf,
&src,
requested,
&mbstate);
if (converted == (size_t) -1) {
stat = APR_BADARG;
in.position(src - in.data());
break;
} else {
stat = append(out, buf);
in.position(in.position() + converted);
}
}
}
return stat;
}
LogString OptionConverter::substVars(const LogString& val, Properties& props)
{
LogString sbuf;
const logchar delimStartArray[] = { 0x24, 0x7B, 0 };
const LogString delimStart(delimStartArray);
const logchar delimStop = 0x7D; // '}';
const size_t DELIM_START_LEN = 2;
const size_t DELIM_STOP_LEN = 1;
int i = 0;
int j, k;
while(true)
{
j = val.find(delimStart, i);
if(j == -1)
{
// no more variables
if(i==0)
{ // this is a simple string
return val;
}
else
{ // add the tail string which contails no variables and return the result.
sbuf.append(val.substr(i, val.length() - i));
return sbuf;
}
}
else
{
sbuf.append(val.substr(i, j - i));
k = val.find(delimStop, j);
if(k == -1)
{
LogString msg(1, (logchar) 0x22 /* '\"' */);
msg.append(val);
msg.append(LOG4CXX_STR("\" has no closing brace. Opening brace at position "));
Pool p;
StringHelper::toString(j, p, msg);
msg.append(1, (logchar) 0x2E /* '.' */);
throw IllegalArgumentException(msg);
}
else
{
j += DELIM_START_LEN;
LogString key = val.substr(j, k - j);
// first try in System properties
LogString replacement(getSystemProperty(key, LogString()));
// then try props parameter
if(replacement.empty())
{
replacement = props.getProperty(key);
}
if(!replacement.empty())
{
// Do variable substitution on the replacement string
// such that we can solve "Hello ${x2}" as "Hello p1"
// the where the properties are
// x1=p1
// x2=${x1}
LogString recursiveReplacement = substVars(replacement, props);
sbuf.append(recursiveReplacement);
}
i = k + DELIM_STOP_LEN;
}
}
}
}
void ThreadPatternConverter::format(
const LoggingEventPtr& event,
LogString& toAppendTo,
Pool& /* p */) const {
toAppendTo.append(event->getThreadName());
}
void XMLLayout::format(LogString& output,
const spi::LoggingEventPtr& event,
Pool& p) const
{
output.append(LOG4CXX_STR("<log4j:event logger=\""));
Transform::appendEscapingTags(output, event->getLoggerName());
output.append(LOG4CXX_STR("\" timestamp=\""));
StringHelper::toString(event->getTimeStamp()/1000L, p, output);
output.append(LOG4CXX_STR("\" level=\""));
Transform::appendEscapingTags(output, event->getLevel()->toString());
output.append(LOG4CXX_STR("\" thread=\""));
Transform::appendEscapingTags(output, event->getThreadName());
output.append(LOG4CXX_STR("\">"));
output.append(LOG4CXX_EOL);
output.append(LOG4CXX_STR("<log4j:message><![CDATA["));
// Append the rendered message. Also make sure to escape any
// existing CDATA sections.
Transform::appendEscapingCDATA(output, event->getRenderedMessage());
output.append(LOG4CXX_STR("]]></log4j:message>"));
output.append(LOG4CXX_EOL);
LogString ndc;
if(event->getNDC(ndc)) {
output.append(LOG4CXX_STR("<log4j:NDC><![CDATA["));
Transform::appendEscapingCDATA(output, ndc);
output.append(LOG4CXX_STR("]]></log4j:NDC>"));
output.append(LOG4CXX_EOL);
}
if(locationInfo)
{
output.append(LOG4CXX_STR("<log4j:locationInfo class=\""));
const LocationInfo& locInfo = event->getLocationInformation();
LOG4CXX_DECODE_CHAR(className, locInfo.getClassName());
Transform::appendEscapingTags(output, className);
output.append(LOG4CXX_STR("\" method=\""));
LOG4CXX_DECODE_CHAR(method, locInfo.getMethodName());
Transform::appendEscapingTags(output, method);
output.append(LOG4CXX_STR("\" file=\""));
LOG4CXX_DECODE_CHAR(fileName, locInfo.getFileName());
Transform::appendEscapingTags(output, fileName);
output.append(LOG4CXX_STR("\" line=\""));
StringHelper::toString(locInfo.getLineNumber(), p, output);
output.append(LOG4CXX_STR("\"/>"));
output.append(LOG4CXX_EOL);
}
if (properties) {
KeySet propertySet(event->getPropertyKeySet());
KeySet keySet(event->getMDCKeySet());
if (!(keySet.empty() && propertySet.empty())) {
output.append(LOG4CXX_STR("<log4j:properties>"));
output.append(LOG4CXX_EOL);
for (KeySet::const_iterator i = keySet.begin();
i != keySet.end();
i++) {
LogString key(*i);
LogString value;
if(event->getMDC(key, value)) {
output.append(LOG4CXX_STR("<log4j:data name=\""));
Transform::appendEscapingTags(output, key);
output.append(LOG4CXX_STR("\" value=\""));
Transform::appendEscapingTags(output, value);
output.append(LOG4CXX_STR("\"/>"));
output.append(LOG4CXX_EOL);
}
}
for (KeySet::const_iterator i2 = propertySet.begin();
i2 != propertySet.end();
i2++) {
LogString key(*i2);
LogString value;
if(event->getProperty(key, value)) {
output.append(LOG4CXX_STR("<log4j:data name=\""));
Transform::appendEscapingTags(output, key);
output.append(LOG4CXX_STR("\" value=\""));
Transform::appendEscapingTags(output, value);
output.append(LOG4CXX_STR("\"/>"));
output.append(LOG4CXX_EOL);
}
}
output.append(LOG4CXX_STR("</log4j:properties>"));
output.append(LOG4CXX_EOL);
}
}
output.append(LOG4CXX_STR("</log4j:event>"));
output.append(LOG4CXX_EOL);
output.append(LOG4CXX_EOL);
}
/**
* Formats a millisecond count into a date/time string.
*
* @param now Number of milliseconds after midnight 1 Jan 1970 GMT.
* @param sbuf the string buffer to write to
*/
void CachedDateFormat::format(LogString& buf, log4cxx_time_t now, Pool& p) const {
//
// If the current requested time is identical to the previously
// requested time, then append the cache contents.
//
if (now == previousTime) {
buf.append(cache);
return;
}
//
// If millisecond pattern was not unrecognized
// (that is if it was found or milliseconds did not appear)
//
if (millisecondStart != UNRECOGNIZED_MILLISECONDS) {
// Check if the cache is still valid.
// If the requested time is within the same integral second
// as the last request and a shorter expiration was not requested.
if (now < slotBegin + expiration
&& now >= slotBegin
&& now < slotBegin + 1000000L) {
//
// if there was a millisecond field then update it
//
if (millisecondStart >= 0 ) {
millisecondFormat((int) ((now - slotBegin)/1000), cache, millisecondStart);
}
//
// update the previously requested time
// (the slot begin should be unchanged)
previousTime = now;
buf.append(cache);
return;
}
}
//
// could not use previous value.
// Call underlying formatter to format date.
cache.erase(cache.begin(), cache.end());
formatter->format(cache, now, p);
buf.append(cache);
previousTime = now;
slotBegin = (previousTime / 1000000) * 1000000;
if (slotBegin > previousTime) {
slotBegin -= 1000000;
}
//
// if the milliseconds field was previous found
// then reevaluate in case it moved.
//
if (millisecondStart >= 0) {
millisecondStart = findMillisecondStart(now, cache, formatter, p);
}
}
void MessagePatternConverter::format(
const LoggingEventPtr& event,
LogString& toAppendTo,
Pool& /* p */) const {
toAppendTo.append(event->getRenderedMessage());
}
void LevelPatternConverter::format(
const LoggingEventPtr& event,
LogString& toAppendTo,
log4cxx::helpers::Pool& /* p */) const {
toAppendTo.append(event->getLevel()->toString());
}
inline log4cxx_status_t append(LogString& out, const wchar_t* buf) {
out.append(buf);
return APR_SUCCESS;
}
