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Diffstat (limited to 'qpid/cpp/src/qpid/messaging/MessageImpl.cpp')
| -rw-r--r-- | qpid/cpp/src/qpid/messaging/MessageImpl.cpp | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/messaging/MessageImpl.cpp b/qpid/cpp/src/qpid/messaging/MessageImpl.cpp new file mode 100644 index 0000000000..5df9218e03 --- /dev/null +++ b/qpid/cpp/src/qpid/messaging/MessageImpl.cpp @@ -0,0 +1,205 @@ +/* + * + * 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 "MessageImpl.h" +#include "qpid/messaging/Message.h" + +namespace qpid { +namespace messaging { + +namespace { +const std::string EMPTY_STRING = ""; +} + +MessageImpl::MessageImpl(const std::string& c) : bytes(c), type(VAR_VOID), internalId(0) {} +MessageImpl::MessageImpl(const char* chars, size_t count) : bytes(chars, count), type(VAR_VOID), internalId(0) {} + +void MessageImpl::setReplyTo(const Address& d) { replyTo = d; } +const Address& MessageImpl::getReplyTo() const { return replyTo; } + +void MessageImpl::setSubject(const std::string& s) { subject = s; } +const std::string& MessageImpl::getSubject() const { return subject; } + +void MessageImpl::setContentType(const std::string& s) { contentType = s; } +const std::string& MessageImpl::getContentType() const { return contentType; } + +const VariantMap& MessageImpl::getHeaders() const { return headers; } +VariantMap& MessageImpl::getHeaders() { return headers; } + +//should these methods be on MessageContent? +void MessageImpl::setBytes(const std::string& c) { clear(); bytes = c; } +void MessageImpl::setBytes(const char* chars, size_t count) { clear(); bytes.assign(chars, count); } +const std::string& MessageImpl::getBytes() const { return bytes; } +std::string& MessageImpl::getBytes() { return bytes; } + + +Variant& MessageImpl::operator[](const std::string& key) { return asMap()[key]; } + +std::ostream& MessageImpl::print(std::ostream& out) const +{ + if (type == VAR_MAP) { + return out << content.asMap(); + } else if (type == VAR_LIST) { + return out << content.asList(); + } else { + return out << bytes; + } +} + +template <class T> MessageContent& MessageImpl::append(T& t) +{ + if (type == VAR_VOID) { + //TODO: this is inefficient, probably want to hold on to the stream object + std::stringstream s; + s << bytes; + s << t; + bytes = s.str(); + } else if (type == VAR_LIST) { + content.asList().push_back(Variant(t)); + } else { + throw InvalidConversion("<< operator only valid on strings and lists"); + } + return *this; +} + +MessageContent& MessageImpl::operator<<(const std::string& v) { return append(v); } +MessageContent& MessageImpl::operator<<(const char* v) { return append(v); } +MessageContent& MessageImpl::operator<<(bool v) { return append(v); } +MessageContent& MessageImpl::operator<<(int8_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(int16_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(int32_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(int64_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(uint8_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(uint16_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(uint32_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(uint64_t v) { return append(v); } +MessageContent& MessageImpl::operator<<(double v) { return append(v); } +MessageContent& MessageImpl::operator<<(float v) { return append(v); } +MessageContent& MessageImpl::operator=(const std::string& s) +{ + type = VAR_VOID; + bytes = s; + return *this; +} +MessageContent& MessageImpl::operator=(const char* c) +{ + type = VAR_VOID; + bytes = c; + return *this; +} +MessageContent& MessageImpl::operator=(const Variant::Map& m) +{ + type = VAR_MAP; + content = m; + return *this; +} + +MessageContent& MessageImpl::operator=(const Variant::List& l) +{ + type = VAR_LIST; + content = l; + return *this; +} + +void MessageImpl::encode(Codec& codec) +{ + if (content.getType() != VAR_VOID) { + bytes = EMPTY_STRING; + codec.encode(content, bytes); + } +} + +void MessageImpl::getEncodedContent(Codec& codec, std::string& out) const +{ + if (content.getType() != VAR_VOID) { + codec.encode(content, out); + } else { + out = bytes; + } +} + +void MessageImpl::decode(Codec& codec) +{ + codec.decode(bytes, content); + if (content.getType() == VAR_MAP) type = VAR_MAP; + else if (content.getType() == VAR_LIST) type = VAR_LIST; + else type = VAR_VOID;//TODO: what if codec set some type other than map or list?? +} + +void MessageImpl::setInternalId(qpid::framing::SequenceNumber i) { internalId = i; } +qpid::framing::SequenceNumber MessageImpl::getInternalId() { return internalId; } + +bool MessageImpl::isVoid() const { return type == VAR_VOID; } + +const std::string& MessageImpl::asString() const +{ + if (isVoid()) return getBytes(); + else return content.getString();//will throw an error +} +std::string& MessageImpl::asString() +{ + if (isVoid()) return getBytes(); + else return content.getString();//will throw an error +} + +const char* MessageImpl::asChars() const +{ + if (!isVoid()) throw InvalidConversion("Content is of structured type."); + return bytes.data(); +} +size_t MessageImpl::size() const +{ + return bytes.size(); +} + +const Variant::Map& MessageImpl::asMap() const { return content.asMap(); } +Variant::Map& MessageImpl::asMap() +{ + if (isVoid()) { + content = Variant::Map(); + type = VAR_MAP; + } + return content.asMap(); +} +bool MessageImpl::isMap() const { return type == VAR_MAP; } + +const Variant::List& MessageImpl::asList() const { return content.asList(); } +Variant::List& MessageImpl::asList() +{ + if (isVoid()) { + content = Variant::List(); + type = VAR_LIST; + } + return content.asList(); +} +bool MessageImpl::isList() const { return type == VAR_LIST; } + +void MessageImpl::clear() { bytes = EMPTY_STRING; content.reset(); type = VAR_VOID; } + +MessageImpl& MessageImplAccess::get(Message& msg) +{ + return *msg.impl; +} +const MessageImpl& MessageImplAccess::get(const Message& msg) +{ + return *msg.impl; +} + +}} // namespace qpid::messaging |