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Code Issues Releases Activity

Make assertions stringable

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This commit is contained in:
Aaron 2009-02-19 12:43:46 -05:00
parent b035e4f92f
commit 4fca3ad77a
2 changed files with 25 additions and 6 deletions
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18
stdafx.h
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@ -70,6 +70,12 @@ using namespace std;
namespace mongo {
class Stringable {
public:
virtual ~Stringable() throw() {}
virtual string toString() const = 0;
};
/* these are manipulated outside of mutexes, so be careful */
struct Assertion {
Assertion() {
@ -107,9 +113,12 @@ namespace mongo {
/* last assert of diff types: regular, wassert, msgassert, uassert: */
extern Assertion lastAssert[4];
class DBException : public exception {
class DBException : public exception, public Stringable {
public:
virtual const char* what() const throw() = 0;
virtual string toString() const {
return what();
}
};
class AssertionException : public DBException {
@ -123,9 +132,6 @@ namespace mongo {
virtual bool isUserAssertion() {
return false;
}
virtual string toString() {
return msg;
}
virtual const char* what() const throw() { return msg.c_str(); }
};
@ -144,7 +150,7 @@ namespace mongo {
virtual bool isUserAssertion() {
return true;
}
virtual string toString() {
virtual string toString() const {
return "userassert:" + msg;
}
};
@ -157,7 +163,7 @@ namespace mongo {
virtual bool severe() {
return false;
}
virtual string toString() {
virtual string toString() const {
return "massert:" + msg;
}
};

13
util/log.h
View File

@ -20,6 +20,11 @@
namespace mongo {
// If you don't want your class to inherit from Stringable (for example, if
// you don't want a virtual destructor) then add a function like the
// following to your class, which takes a pointer to an object of your class
// type:
// static string toString( void * );
class LazyString {
public:
template< class T >
@ -70,6 +75,9 @@ namespace mongo {
virtual Nullstream& operator<<(const LazyString&) {
return *this;
}
virtual Nullstream& operator<<(const Stringable&) {
return *this;
}
virtual Nullstream& operator<< (ostream& ( *endl )(ostream&)) {
return *this;
}
@ -104,6 +112,11 @@ namespace mongo {
cout << x.val();
return *this;
}
Logstream& operator<<(const Stringable& x) {
boostlock lk(mutex);
cout << x.toString();
return *this;
}
Logstream& operator<< (ostream& ( *_endl )(ostream&)) {
boostlock lk(mutex);
cout << _endl;