本文整理汇总了C++中BSONObjBuilder::appendDBRef方法的典型用法代码示例。如果您正苦于以下问题：C++ BSONObjBuilder::appendDBRef方法的具体用法？C++ BSONObjBuilder::appendDBRef怎么用？C++ BSONObjBuilder::appendDBRef使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BSONObjBuilder的用法示例。
在下文中一共展示了BSONObjBuilder::appendDBRef方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: run
void run(){
client.insert( _a , BSON( "a" << "17" ) );
{
BSONObj fromA = client.findOne( _a , BSONObj() );
assert( fromA.valid() );
//cout << "Froma : " << fromA << endl;
BSONObjBuilder b;
b.append( "b" , 18 );
b.appendDBRef( "c" , "dbref.a" , fromA["_id"].__oid() );
client.insert( _b , b.obj() );
}
ASSERT( client.eval( "unittest" , "x = db.dbref.b.findOne(); assert.eq( 17 , x.c.fetch().a , 'ref working' );" ) );
// BSON DBRef <=> JS DBPointer
ASSERT( client.eval( "unittest", "x = db.dbref.b.findOne(); db.dbref.b.drop(); x.c = new DBPointer( x.c.ns, x.c.id ); db.dbref.b.insert( x );" ) );
ASSERT_EQUALS( DBRef, client.findOne( "unittest.dbref.b", "" )[ "c" ].type() );
// BSON Object <=> JS DBRef
ASSERT( client.eval( "unittest", "x = db.dbref.b.findOne(); db.dbref.b.drop(); x.c = new DBRef( x.c.ns, x.c.id ); db.dbref.b.insert( x );" ) );
ASSERT_EQUALS( Object, client.findOne( "unittest.dbref.b", "" )[ "c" ].type() );
ASSERT_EQUALS( string( "dbref.a" ), client.findOne( "unittest.dbref.b", "" )[ "c" ].embeddedObject().getStringField( "$ref" ) );
}示例2: run
void run(){
client.insert( _a , BSON( "a" << "17" ) );
{
BSONObj fromA = client.findOne( _a , BSONObj() );
cout << "Froma : " << fromA << endl;
BSONObjBuilder b;
b.append( "b" , 18 );
b.appendDBRef( "c" , "dbref.a" , fromA["_id"].__oid() );
client.insert( _b , b.obj() );
}
ASSERT( client.eval( "unittest" , "x = db.dbref.b.findOne(); assert.eq( 17 , x.c.fetch().a , 'ref working' );" ) );
}示例3: if
void v8ToMongoElement( BSONObjBuilder & b , v8::Handle<v8::String> name , const string sname , v8::Handle<v8::Value> value ){
if ( value->IsString() ){
b.append( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsFunction() ){
b.appendCode( sname.c_str() , toSTLString( value ).c_str() );
return;
}
if ( value->IsNumber() ){
if ( value->IsInt32() )
b.append( sname.c_str(), int( value->ToInt32()->Value() ) );
else
b.append( sname.c_str() , value->ToNumber()->Value() );
return;
}
if ( value->IsArray() ){
BSONObj sub = v8ToMongo( value->ToObject() );
b.appendArray( sname.c_str() , sub );
return;
}
if ( value->IsDate() ){
b.appendDate( sname.c_str() , Date_t(v8::Date::Cast( *value )->NumberValue()) );
return;
}
if ( value->IsExternal() )
return;
if ( value->IsObject() ){
// The user could potentially modify the fields of these special objects,
// wreaking havoc when we attempt to reinterpret them. Not doing any validation
// for now...
Local< v8::Object > obj = value->ToObject();
if ( obj->InternalFieldCount() && obj->GetInternalField( 0 )->IsNumber() ) {
switch( obj->GetInternalField( 0 )->ToInt32()->Value() ) { // NOTE Uint32's Value() gave me a linking error, so going with this instead
case Timestamp:
b.appendTimestamp( sname.c_str(),
Date_t( v8::Date::Cast( *obj->Get( v8::String::New( "time" ) ) )->NumberValue() ),
obj->Get( v8::String::New( "i" ) )->ToInt32()->Value() );
return;
case MinKey:
b.appendMinKey( sname.c_str() );
return;
case MaxKey:
b.appendMaxKey( sname.c_str() );
return;
default:
assert( "invalid internal field" == 0 );
}
}
string s = toSTLString( value );
if ( s.size() && s[0] == '/' ){
s = s.substr( 1 );
string r = s.substr( 0 , s.rfind( "/" ) );
string o = s.substr( s.rfind( "/" ) + 1 );
b.appendRegex( sname.c_str() , r.c_str() , o.c_str() );
}
else if ( value->ToObject()->GetPrototype()->IsObject() &&
value->ToObject()->GetPrototype()->ToObject()->HasRealNamedProperty( v8::String::New( "isObjectId" ) ) ){
OID oid;
oid.init( toSTLString( value ) );
b.appendOID( sname.c_str() , &oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__NumberLong" ) ).IsEmpty() ) {
// TODO might be nice to potentially speed this up with an indexed internal
// field, but I don't yet know how to use an ObjectTemplate with a
// constructor.
unsigned long long val =
( (unsigned long long)( value->ToObject()->Get( v8::String::New( "top" ) )->ToInt32()->Value() ) << 32 ) +
(unsigned)( value->ToObject()->Get( v8::String::New( "bottom" ) )->ToInt32()->Value() );
b.append( sname.c_str(), (long long)val );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__DBPointer" ) ).IsEmpty() ) {
OID oid;
oid.init( toSTLString( value->ToObject()->Get( v8::String::New( "id" ) ) ) );
string ns = toSTLString( value->ToObject()->Get( v8::String::New( "ns" ) ) );
b.appendDBRef( sname.c_str(), ns.c_str(), oid );
}
else if ( !value->ToObject()->GetHiddenValue( v8::String::New( "__BinData" ) ).IsEmpty() ) {
int len = obj->Get( v8::String::New( "len" ) )->ToInt32()->Value();
v8::String::Utf8Value data( obj->Get( v8::String::New( "data" ) ) );
const char *dataArray = *data;
assert( data.length() == len );
b.appendBinData( sname.c_str(),
len,
mongo::BinDataType( obj->Get( v8::String::New( "type" ) )->ToInt32()->Value() ),
dataArray );
} else {
BSONObj sub = v8ToMongo( value->ToObject() );
b.append( sname.c_str() , sub );
}
return;
}
//.........这里部分代码省略.........