vertex_id Network::addVertex() {
if (isNamed()) throw OperationNotSupportedException("Cannot add an anonymous vertex to a named network");
max_vertex_id++;
vertex_id new_vertex_id = max_vertex_id;
vertexes.insert(new_vertex_id);
return new_vertex_id;
}
bool Network::deleteVertex(vertex_id vid) {
if (!containsVertex(vid)) return false;
std::set<vertex_id> in = getInNeighbors(vid);
std::set<vertex_id> out = getOutNeighbors(vid);
// removing adjacent edges
for (std::set<vertex_id>::iterator it=in.begin(); it!=in.end(); it++)
deleteEdge(*it,vid);
for (std::set<vertex_id>::iterator it=out.begin(); it!=out.end(); it++)
deleteEdge(vid,*it);
// removing the vertex
vertexes.erase(vid);
if (isNamed()) {
// some more structures to empty
const std::string& vertex_name=vertex_id_to_name[vid];
vertex_id_to_name.erase(vid);
vertex_name_to_id.erase(vertex_name);
}
// remove attribute values
for (std::map<std::string,std::map<vertex_id,std::string> >::iterator it=vertex_string_attribute.begin(); it!=vertex_string_attribute.end(); it++)
vertex_string_attribute[it->first].erase(vid);
for (std::map<std::string,std::map<vertex_id,double> >::iterator it=vertex_numeric_attribute.begin(); it!=vertex_numeric_attribute.end(); it++)
vertex_numeric_attribute[it->first].erase(vid);
return true;
}
void gcore::Pipe::close() {
if (isNamed() && isOwned()) {
#ifndef _WIN32
gcore::String path = "/tmp/" + mName;
closeRead();
closeWrite();
unlink(path.c_str());
#else
if (mConnected) {
FlushFileBuffers(mDesc[1]);
DisconnectNamedPipe(mDesc[0]);
}
closeRead();
closeWrite();
#endif
} else {
closeRead();
closeWrite();
}
mName = "";
mOwn = false;
#ifdef _WIN32
mConnected = false;
#endif
}
edge_id Network::addEdge(const std::string& vertex_name1, const std::string& vertex_name2) {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name1)) throw ElementNotFoundException("Vertex " + vertex_name1);
if (!containsVertex(vertex_name2)) throw ElementNotFoundException("Vertex " + vertex_name2);
//std::cout << "Edge: " << vertex_name1 << " " << vertex_name_to_id[vertex_name1]
//<< " " << vertex_name2 << " " << vertex_name_to_id[vertex_name2] << std::endl;
return addEdge(vertex_name_to_id[vertex_name1],vertex_name_to_id[vertex_name2]);
}
std::set<std::string> Network::getInNeighbors(const std::string& vertex_name) const {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name)) throw ElementNotFoundException("Vertex " + vertex_name);
std::set<std::string> neighbors;
std::set<vertex_id> tmp_id_result = getInNeighbors(vertex_name_to_id.at(vertex_name));
for (std::set<vertex_id>::iterator it=tmp_id_result.begin(); it!=tmp_id_result.end(); it++)
neighbors.insert(vertex_id_to_name.at(*it));
return neighbors;
}
vertex_id Network::addVertex(const std::string& vertex_name) {
if (containsVertex(vertex_name)) throw DuplicateElementException("Vertex " + vertex_name + " already exists");
if (!isNamed()) throw OperationNotSupportedException("Cannot add a named vertex to an unnamed network");
max_vertex_id++;
vertex_id new_vertex_id = max_vertex_id;
vertexes.insert(new_vertex_id);
vertex_id_to_name[new_vertex_id] = vertex_name;
vertex_name_to_id[vertex_name] = new_vertex_id;
return new_vertex_id;
}
void XMLElement::assertName(const std::string& name) const {
if (!isNamed(name)) {
std::string tmp;
getName(tmp);
throw std::invalid_argument("XMLElement::assertName() '" + name
+ "' != '"
+ tmp
+ "'");
}
}
/* Throws std::invalid_argument if argument is invalid */
void XMLElement::assertName(const std::string& name) const {
if (!isNamed(name)) {
throw std::invalid_argument("XMLElement::assertName() '" + name
+ "' != '"
#ifdef PUGIXML
+ nodePtr.name()
#else
+ reinterpret_cast<const char *> (nodePtr->name)
#endif
+ "'");
}
}
int gcore::Pipe::read(String &str, bool retryOnInterrupt) const {
char rdbuf[256];
if (canRead()) {
#ifndef _WIN32
int bytesRead = ::read(mDesc[0], rdbuf, 255);
while (bytesRead == -1 && (errno == EAGAIN || (errno == EINTR && retryOnInterrupt))) {
bytesRead = ::read(mDesc[0], rdbuf, 255);
}
if (bytesRead >= 0) {
rdbuf[bytesRead] = '\0';
str = rdbuf;
}
return bytesRead;
#else
bool namedPipeServer = (isNamed() && isOwned());
if (namedPipeServer && !mConnected) {
if (ConnectNamedPipe(mDesc[0], NULL)) {
mConnected = true;
} else {
return -1;
}
}
DWORD bytesRead = 0;
BOOL rv = ReadFile(mDesc[0], rdbuf, 255, &bytesRead, NULL);
while (rv == FALSE) {
DWORD lastErr = GetLastError();
if (lastErr == ERROR_IO_PENDING) {
rv = ReadFile(mDesc[0], rdbuf, 255, &bytesRead, NULL);
} else {
if (namedPipeServer) {
DisconnectNamedPipe(mDesc[0]);
mConnected = false;
}
if (lastErr == ERROR_HANDLE_EOF || lastErr == ERROR_BROKEN_PIPE) {
rv = TRUE;
bytesRead = 0;
}
break;
}
}
if (rv) {
rdbuf[bytesRead] = '\0';
str = rdbuf;
return bytesRead;
}
#endif
}
str = "";
return -1;
}
void rename_obs (const Reorder::Reordering<Ob>& o_order)
{//moves names and reps
for (Ob::sparse_iterator iter=Ob::sbegin(), end=Ob::send();
iter!=end; ++iter) {
Ob old_ob = *iter;
//move name
if (isNamed(old_ob)) {
Ob new_ob = o_order.old2new(old_ob);
old_ob(NAME)->move_to_tandem(new_ob);
}
//move rep
Ob old_rep = old_ob(REP);
Ob new_rep = o_order.old2new(old_rep);
old_ob(REP) = new_rep;
}
}
int gcore::Pipe::write(const char *buffer, int size) const {
if (canWrite()) {
#ifndef _WIN32
int bytesToWrite = size;
int rv = ::write(mDesc[1], buffer, bytesToWrite);
while (rv == -1 && errno == EAGAIN) {
rv = ::write(mDesc[1], buffer, bytesToWrite);
}
return rv;
#else
bool namedPipeServer = (isNamed() && isOwned());
if (namedPipeServer && !mConnected) {
if (ConnectNamedPipe(mDesc[1], NULL)) {
mConnected = true;
} else {
return -1;
}
}
DWORD bytesToWrite = (DWORD)size;
DWORD bytesWritten = 0;
BOOL rv = WriteFile(mDesc[1], buffer, bytesToWrite, &bytesWritten, NULL);
while (rv == FALSE) {
DWORD lastErr = GetLastError();
if (lastErr == ERROR_IO_PENDING) {
rv = WriteFile(mDesc[1], buffer, bytesToWrite, &bytesWritten, NULL);
} else {
if (namedPipeServer) {
DisconnectNamedPipe(mDesc[1]);
mConnected = false;
}
break;
}
}
return (rv == TRUE ? bytesWritten : -1);
#endif
}
return -1;
}
const Node<Type>& TypeVar::namedType() const {
assert(isNamed());
return namedVar_.type;
}
const String& TypeVar::name() const {
assert(isNamed());
return namedVar_.name;
}
edge_id Network::addEdge(const std::string& vertex_name1, const std::string& vertex_name2, double weight) {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name1)) throw ElementNotFoundException("Vertex " + vertex_name1);
if (!containsVertex(vertex_name2)) throw ElementNotFoundException("Vertex " + vertex_name2);
return addEdge(vertex_name_to_id[vertex_name1],vertex_name_to_id[vertex_name2], weight);
}
bool TypeVar::isFinal() const {
assert(isNamed());
return namedVar_.isFinal;
}
void Network::setStringEdgeAttribute(const std::string& vertex_name1, const std::string& vertex_name2, const std::string& attribute_name, const std::string& val) {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name1)) throw ElementNotFoundException("Vertex " + vertex_name1);
if (!containsVertex(vertex_name2)) throw ElementNotFoundException("Vertex " + vertex_name2);
setStringEdgeAttribute(vertex_name_to_id.at(vertex_name1), vertex_name_to_id.at(vertex_name2), attribute_name, val);
}
void Network::setStringVertexAttribute(const std::string& vertex_name, const std::string& attribute_name, const std::string& val) {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
setStringVertexAttribute(vertex_name_to_id[vertex_name], attribute_name, val);
}
bool Network::deleteVertex(const std::string& vertex_name) {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name)) return false;
deleteVertex(vertex_name_to_id[vertex_name]);
return true;
}
void TypeVar::setFinal() {
assert(isNamed());
namedVar_.isFinal = true;
}
bool TypeVar::isOverrideConst() const {
assert(isNamed());
return namedVar_.isOverrideConst;
}
void TypeVar::setOverrideConst() {
assert(isNamed());
namedVar_.isOverrideConst = true;
}
vertex_id Network::getVertexId(const std::string& vertex_name) const {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name)) throw ElementNotFoundException("Vertex " + vertex_name);
return vertex_name_to_id.at(vertex_name);
}
bool TypeVar::isUnused() const {
assert(isNamed());
return namedVar_.isUnused;
}
bool Network::containsEdge(const std::string& vertex_name1, const std::string& vertex_name2) const {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named edge in an unnamed network");
if (!containsVertex(vertex_name1)) return false;
if (!containsVertex(vertex_name2)) return false;
return containsEdge(vertex_name_to_id.at(vertex_name1),vertex_name_to_id.at(vertex_name2));
}
double Network::getNumericEdgeAttribute(const std::string& vertex_name1, const std::string& vertex_name2, const std::string& attribute_name) const {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vertex_name1)) throw ElementNotFoundException("Vertex " + vertex_name1);
if (!containsVertex(vertex_name2)) throw ElementNotFoundException("Vertex " + vertex_name2);
return getNumericEdgeAttribute(vertex_name_to_id.at(vertex_name1), vertex_name_to_id.at(vertex_name2), attribute_name);
}
std::string Network::getVertexName(vertex_id vid) const {
if (!isNamed()) throw OperationNotSupportedException("Cannot reference a named vertex in an unnamed network");
if (!containsVertex(vid)) throw ElementNotFoundException("Vertex " + std::to_string(vid));
return vertex_id_to_name.at(vid);
}
void TypeVar::setUnused() {
assert(isNamed());
namedVar_.isUnused = true;
}
