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Diffstat (limited to 'qpid/cpp/src/qpid/framing/List.cpp')
-rw-r--r-- | qpid/cpp/src/qpid/framing/List.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/framing/List.cpp b/qpid/cpp/src/qpid/framing/List.cpp new file mode 100644 index 0000000000..963ebc206b --- /dev/null +++ b/qpid/cpp/src/qpid/framing/List.cpp @@ -0,0 +1,84 @@ +/* + * + * 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 "qpid/framing/List.h" +#include "qpid/framing/Buffer.h" +#include "qpid/framing/FieldValue.h" +#include "qpid/Exception.h" +#include "qpid/framing/reply_exceptions.h" +#include "qpid/Msg.h" + +namespace qpid { +namespace framing { + +uint32_t List::encodedSize() const +{ + uint32_t len(4/*size*/ + 4/*count*/); + for(Values::const_iterator i = values.begin(); i != values.end(); ++i) { + len += (*i)->encodedSize(); + } + return len; +} + +void List::encode(Buffer& buffer) const +{ + buffer.putLong(encodedSize() - 4); + buffer.putLong(size()); + for (Values::const_iterator i = values.begin(); i!=values.end(); ++i) { + (*i)->encode(buffer); + } +} + +void List::decode(Buffer& buffer) +{ + values.clear(); + uint32_t size = buffer.getLong(); + uint32_t available = buffer.available(); + if (available < size) { + throw IllegalArgumentException(QPID_MSG("Not enough data for list, expected " + << size << " bytes but only " << available << " available")); + } + if (size) { + uint32_t count = buffer.getLong(); + for (uint32_t i = 0; i < count; i++) { + ValuePtr value(new FieldValue); + value->decode(buffer); + values.push_back(value); + } + } +} + + +bool List::operator==(const List& other) const { + return values.size() == other.values.size() && + std::equal(values.begin(), values.end(), other.values.begin()); +} + +std::ostream& operator<<(std::ostream& out, const List& l) +{ + out << "{"; + for(List::Values::const_iterator i = l.values.begin(); i != l.values.end(); ++i) { + if (i != l.values.begin()) out << ", "; + (*i)->print(out); + } + return out << "}"; +} + +}} // namespace qpid::framing |