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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include "documentstate.h"
#include <vespa/document/util/bytebuffer.h>
#include <vespa/documentapi/common.h>
#include <vespa/vespalib/objects/nbostream.h>
#include <vespa/vespalib/util/growablebytebuffer.h>
namespace documentapi {
DocumentState::DocumentState()
: _timestamp(0), _removeEntry(false) {}
DocumentState::DocumentState(const DocumentState& o)
: _gid(o._gid), _timestamp(o._timestamp), _removeEntry(o._removeEntry)
{
if (o._docId.get() != 0) {
_docId = std::make_unique<document::DocumentId>(*o._docId);
}
}
DocumentState::DocumentState(const document::DocumentId& id, uint64_t timestamp, bool removeEntry)
: _docId(new document::DocumentId(id)),
_gid(_docId->getGlobalId()),
_timestamp(timestamp),
_removeEntry(removeEntry)
{
}
DocumentState::DocumentState(const document::GlobalId& gid, uint64_t timestamp, bool removeEntry)
: _gid(gid), _timestamp(timestamp), _removeEntry(removeEntry) {}
DocumentState::DocumentState(document::ByteBuffer& buf)
: _docId(), _gid(), _timestamp(0), _removeEntry(false)
{
uint8_t hasDocId;
buf.getByte(hasDocId);
if (hasDocId) {
vespalib::nbostream stream(buf.getBufferAtPos(), buf.getRemaining());
_docId = std::make_unique<document::DocumentId>(stream);
buf.incPos(stream.rp());
}
const char* gid = buf.getBufferAtPos();
buf.incPos(document::GlobalId::LENGTH);
_gid.set(gid);
buf.getLongNetwork((int64_t&) _timestamp);
uint8_t b;
buf.getByte(b);
_removeEntry = b > 0;
}
DocumentState&
DocumentState::operator=(const DocumentState& other)
{
_docId.reset();
if (other._docId) {
_docId = std::make_unique<document::DocumentId>(*other._docId);
}
_gid = other._gid;
_timestamp = other._timestamp;
_removeEntry = other._removeEntry;
return *this;
}
void DocumentState::serialize(vespalib::GrowableByteBuffer &buf) const
{
if (_docId.get()) {
buf.putByte(1);
string str = _docId->toString();
buf.putBytes(str.c_str(), str.length() + 1);
} else {
buf.putByte(0);
}
char* buffer = buf.allocate(document::GlobalId::LENGTH);
memcpy(buffer, _gid.get(), document::GlobalId::LENGTH);
buf.putLong(_timestamp);
buf.putByte(_removeEntry ? 1 : 0);
}
} // documentapi
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