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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
#include "qpid/log/Statement.h"
#include "qpid/log/Logger.h"
#include <boost/bind.hpp>
#include <stdexcept>
#include <algorithm>
#include <ctype.h>
namespace qpid {
namespace log {
namespace {
struct NonPrint { bool operator()(unsigned char c) { return !isprint(c) && !isspace(c); } };
const char hex[] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
std::string quote(const std::string& str) {
NonPrint nonPrint;
size_t n = std::count_if(str.begin(), str.end(), nonPrint);
if (n==0) return str;
std::string ret;
ret.reserve(str.size()+2*n); // Avoid extra allocations.
for (std::string::const_iterator i = str.begin(); i != str.end(); ++i) {
if (nonPrint(*i)) {
ret.push_back('\\');
ret.push_back('x');
ret.push_back(hex[((*i) >> 4)&0xf]);
ret.push_back(hex[(*i) & 0xf]);
}
else ret.push_back(*i);
}
return ret;
}
}
void Statement::log(const std::string& message) {
Logger::instance().log(*this, quote(message));
}
Statement::Initializer::Initializer(Statement& s) : statement(s) {
// QPID-3891
// From the given BOOST_CURRENT_FUNCTION name extract only the
// namespace-qualified-functionName, skipping return and calling args.
// Given:
// <possible return value type> qpid::name::space::Function(args)
// Return:
// "qpid::name::space::Function".
if (s.function != NULL) {
bool foundOParen(false);
const char * opPtr;
for (opPtr = s.function; *opPtr != '\0'; opPtr++) {
if (*opPtr == '(') {
foundOParen = true;
break;
}
}
if (foundOParen) {
const char * bPtr = opPtr;
for (bPtr = opPtr; bPtr > s.function; bPtr--) {
if (bPtr[-1] == ' ') {
break;
}
}
size_t nStoreSize = opPtr - bPtr;
if (nStoreSize > 0) {
// Note: the struct into which this name is stored
// is static and is never deleted.
char * nStore = new char[nStoreSize + 1];
std::copy (bPtr, opPtr, nStore);
nStore[nStoreSize] = '\0';
s.function = nStore;
} else {
// Ignore zero length name
}
} else {
// No name found - do nothing
}
} else {
// no function-name pointer to process
}
Logger::instance().add(s);
}
namespace {
const char* names[LevelTraits::COUNT] = {
"trace", "debug", "info", "notice", "warning", "error", "critical"
};
} // namespace
Level LevelTraits::level(const char* name) {
for (int i =0; i < LevelTraits::COUNT; ++i) {
if (strcmp(names[i], name)==0)
return Level(i);
}
throw std::runtime_error(std::string("Invalid log level name: ")+name);
}
const char* LevelTraits::name(Level l) {
return names[l];
}
}} // namespace qpid::log
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