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Diffstat (limited to 'cpp/src/qpid/messaging/AddressParser.cpp')
-rw-r--r-- | cpp/src/qpid/messaging/AddressParser.cpp | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/cpp/src/qpid/messaging/AddressParser.cpp b/cpp/src/qpid/messaging/AddressParser.cpp deleted file mode 100644 index 4c8f35fbc5..0000000000 --- a/cpp/src/qpid/messaging/AddressParser.cpp +++ /dev/null @@ -1,265 +0,0 @@ -/* - * - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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 "AddressParser.h" -#include "qpid/framing/Uuid.h" -#include <boost/format.hpp> - -namespace qpid { -namespace messaging { - -using namespace qpid::types; - -AddressParser::AddressParser(const std::string& s) : input(s), current(0) {} - -bool AddressParser::error(const std::string& message) -{ - throw MalformedAddress((boost::format("%1%, character %2% of %3%") % message % current % input).str()); -} - -bool AddressParser::parse(Address& address) -{ - std::string name; - if (readName(name)) { - if (name.find('#') == 0) name = qpid::framing::Uuid(true).str() + name; - address.setName(name); - if (readChar('/')) { - std::string subject; - readSubject(subject); - address.setSubject(subject); - } - if (readChar(';')) { - Variant options = Variant::Map(); - if (readMap(options)) { - address.setOptions(options.asMap()); - } - } - //skip trailing whitespace - while (!eos() && iswhitespace()) ++current; - return eos() || error("Unexpected chars in address: " + input.substr(current)); - } else { - return input.empty() || error("Expected name"); - } -} - -bool AddressParser::parseMap(Variant::Map& map) -{ - if (readChar('{')) { - readMapEntries(map); - return readChar('}') || error("Unmatched '{'!"); - } else { - return false; - } -} - -bool AddressParser::parseList(Variant::List& list) -{ - if (readChar('[')) { - readListItems(list); - return readChar(']') || error("Unmatched '['!"); - } else { - return false; - } -} - - -bool AddressParser::readList(Variant& value) -{ - if (readChar('[')) { - value = Variant::List(); - readListItems(value.asList()); - return readChar(']') || error("Unmatched '['!"); - } else { - return false; - } -} - -void AddressParser::readListItems(Variant::List& list) -{ - Variant item; - while (readValueIfExists(item)) { - list.push_back(item); - if (!readChar(',')) break; - } -} - -bool AddressParser::readMap(Variant& value) -{ - if (readChar('{')) { - value = Variant::Map(); - readMapEntries(value.asMap()); - return readChar('}') || error("Unmatched '{'!"); - } else { - return false; - } -} - -void AddressParser::readMapEntries(Variant::Map& map) -{ - while (readKeyValuePair(map) && readChar(',')) {} -} - -bool AddressParser::readKeyValuePair(Variant::Map& map) -{ - std::string key; - Variant value; - if (readKey(key)) { - if (readChar(':') && readValue(value)) { - map[key] = value; - return true; - } else { - return error("Bad key-value pair, expected ':'"); - } - } else { - return false; - } -} - -bool AddressParser::readKey(std::string& key) -{ - return readWord(key) || readQuotedString(key); -} - -bool AddressParser::readValue(Variant& value) -{ - return readValueIfExists(value) || error("Expected value"); -} - -bool AddressParser::readValueIfExists(Variant& value) -{ - return readSimpleValue(value) || readQuotedValue(value) || - readMap(value) || readList(value); -} - -bool AddressParser::readString(std::string& value, char delimiter) -{ - if (readChar(delimiter)) { - std::string::size_type start = current++; - while (!eos()) { - if (input.at(current) == delimiter) { - if (current > start) { - value = input.substr(start, current - start); - } else { - value = ""; - } - ++current; - return true; - } else { - ++current; - } - } - return error("Unmatched delimiter"); - } else { - return false; - } -} - -bool AddressParser::readName(std::string& name) -{ - return readQuotedString(name) || readWord(name, "/;"); -} - -bool AddressParser::readSubject(std::string& subject) -{ - return readQuotedString(subject) || readWord(subject, ";"); -} - -bool AddressParser::readQuotedString(std::string& s) -{ - return readString(s, '"') || readString(s, '\''); -} - -bool AddressParser::readQuotedValue(Variant& value) -{ - std::string s; - if (readQuotedString(s)) { - value = s; - return true; - } else { - return false; - } -} - -bool AddressParser::readSimpleValue(Variant& value) -{ - std::string s; - if (readWord(s)) { - value.parse(s); - return true; - } else { - return false; - } -} - -bool AddressParser::readWord(std::string& value, const std::string& delims) -{ - //skip leading whitespace - while (!eos() && iswhitespace()) ++current; - - //read any number of non-whitespace, non-reserved chars into value - std::string::size_type start = current; - while (!eos() && !iswhitespace() && !in(delims)) ++current; - - if (current > start) { - value = input.substr(start, current - start); - return true; - } else { - return false; - } -} - -bool AddressParser::readChar(char c) -{ - while (!eos()) { - if (iswhitespace()) { - ++current; - } else if (input.at(current) == c) { - ++current; - return true; - } else { - return false; - } - } - return false; -} - -bool AddressParser::iswhitespace() -{ - return ::isspace(input.at(current)); -} - -bool AddressParser::isreserved() -{ - return in(RESERVED); -} - -bool AddressParser::in(const std::string& chars) -{ - return chars.find(input.at(current)) != std::string::npos; -} - -bool AddressParser::eos() -{ - return current >= input.size(); -} - -const std::string AddressParser::RESERVED = "\'\"{}[],:/"; - -}} // namespace qpid::messaging |