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arangodb
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Construct builder with prefilled buffer. Agency store increment, decrement, push pop

This commit is contained in:
Kaveh Vahedipour 2016-03-16 23:53:09 +01:00
parent 5acdc36d07
commit af56c18345
1 changed files with 58 additions and 62 deletions
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120
arangod/Agency/Store.cpp
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@ -176,72 +176,68 @@ Node& Node::write (std::string const& path) {
bool Node::applies (arangodb::velocypack::Slice const& slice) { bool Node::applies (arangodb::velocypack::Slice const& slice) {
if (slice.type() == ValueType::Object) { if (slice.type() == ValueType::Object) {
VPackObjectIterator sit (slice); for (auto const& i : VPackObjectIterator(slice)) {
std::string key = i.key.toString();
auto b = sit.begin(); key = key.substr(1,key.length()-2);
auto i = *b; if (key == "op") {
std::string key = i.key.toString(); std::string oper = i.value.toString();
key = key.substr(1,key.length()-2); oper = oper.substr(1,oper.length()-2);
if (key == "op") { Slice const& self = this->slice();
std::string oper = i.value.toString(); if (oper == "delete") {
oper = oper.substr(1,oper.length()-2); return _parent->removeChild(_name);
Slice const& self = this->slice(); } else if (oper == "increment") { // Increment
if (oper == "delete") { if (self.isInt() || self.isUInt()) {
return _parent->removeChild(_name); Builder tmp;
} else if (oper == "increment") { // Increment tmp.add(Value(self.isInt() ? int64_t(self.getInt()+1) : uint64_t(self.getUInt()+1)));
if (self.isInt() || self.isUInt()) { *this = tmp.slice();
Builder tmp; return true;
tmp.add(Value(self.isInt() ? int64_t(self.getInt()+1) : uint64_t(self.getUInt()+1))); } else {
*this = tmp.slice(); return false;
return true; }
} else { } else if (oper == "increment") { // Decrement
return false; if (self.isInt() || self.isUInt()) {
} Builder tmp;
} else if (oper == "increment") { // Decrement tmp.add(Value(self.isInt() ? int64_t(self.getInt()-1) : uint64_t(self.getUInt()-1)));
if (self.isInt() || self.isUInt()) { *this = tmp.slice();
Builder tmp; return true;
tmp.add(Value(self.isInt() ? int64_t(self.getInt()-1) : uint64_t(self.getUInt()-1))); } else {
*this = tmp.slice(); return false;
return true; }
} else { } else if (oper == "push") { // Push
return false; if (self.isArray()) {
} Builder tmp;
} else if (oper == "push") { // Push tmp.openArray();
if (self.isArray()) { for (auto const& old : VPackArrayIterator(self))
Builder tmp; tmp.add(old);
tmp.openArray(); tmp.close();
for (auto const& old : VPackArrayIterator(self)) *this = tmp.slice();
tmp.add(old); }
tmp.close(); } else if (oper == "pop") { // Pop
auto nval = *++b; if (self.isArray()) {
std::cout << nval.value.toString() << std::endl; Builder tmp;
*this = tmp.slice(); tmp.openArray();
} VPackArrayIterator it(self);
} else if (oper == "pop") { // Pop size_t j = it.size()-1;
if (self.isArray()) { std::cout << j << std::endl;
Builder tmp; for (auto old : it) {
tmp.openArray(); tmp.add(old);
VPackArrayIterator it(self); if (--j==0)
size_t j = it.size()-1; break;
for (auto old : it) { }
tmp.add(old); tmp.close();
if (--j==0) *this = tmp.slice();
break;
} }
tmp.close();
*this = tmp.slice();
} }
} } else if (key.find('/')!=std::string::npos) {
} else if (key.find('/')!=std::string::npos) { (*this)(key).applies(i.value);
(*this)(key).applies(i.value); } else {
} else { auto found = _children.find(key);
auto found = _children.find(key); if (found == _children.end()) {
if (found == _children.end()) { _children[key] = std::make_shared<Node>(key, this);
_children[key] = std::make_shared<Node>(key, this); }
}
_children[key]->applies(i.value); _children[key]->applies(i.value);
}
} }
} else { } else {
*this = slice; *this = slice;
} }