/*
- * Copyright 2001-2006 Internet2
+ * Copyright 2001-2007 Internet2
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#define __saml2_obsmetadataprov_h__
#include <saml/saml2/metadata/MetadataProvider.h>
+#include <xmltooling/util/Threads.h>
namespace opensaml {
namespace saml2md {
+#if defined (_MSC_VER)
+ #pragma warning( push )
+ #pragma warning( disable : 4251 )
+#endif
/**
* A metadata provider that notifies interested parties of changes.
*/
*
* @param e DOM to supply configuration for provider
*/
- ObservableMetadataProvider(const DOMElement* e=NULL) : MetadataProvider(e) {}
+ ObservableMetadataProvider(const xercesc::DOMElement* e=NULL)
+ : MetadataProvider(e), m_observerLock(xmltooling::Mutex::create()) {
+ }
/**
* Convenience method for notifying every registered Observer of an event.
*/
- virtual void emitChangeEvent();
+ virtual void emitChangeEvent() const {
+ xmltooling::Lock lock(m_observerLock);
+ for (std::vector<const Observer*>::const_iterator i=m_observers.begin(); i!=m_observers.end(); i++) {
+ (*i)->onEvent(*this);
+ }
+ }
public:
- /**
- * Destructor will delete any installed filters.
- */
- virtual ~ObservableMetadataProvider();
+ virtual ~ObservableMetadataProvider() {
+ delete m_observerLock;
+ }
/**
* An observer of metadata provider changes.
*
* @param provider the provider being observed
*/
- virtual void onEvent(MetadataProvider& provider)=0;
+ virtual void onEvent(const ObservableMetadataProvider& provider) const=0;
};
/**
*
* @param newObserver metadata observer to add
*/
- virtual void addObserver(Observer* newObserver) {
+ virtual void addObserver(const Observer* newObserver) const {
+ xmltooling::Lock lock(m_observerLock);
m_observers.push_back(newObserver);
}
/**
- * Removes a metadata observer. The caller must delete the observer if necessary.
+ * Removes a metadata observer.
*
* @param oldObserver metadata observer to remove
* @return the old observer
*/
- virtual Observer* removeObserver(Observer* oldObserver) {
- for (std::vector<Observer*>::iterator i=m_observers.begin(); i!=m_observers.end(); i++) {
+ virtual const Observer* removeObserver(const Observer* oldObserver) const {
+ xmltooling::Lock lock(m_observerLock);
+ for (std::vector<const Observer*>::iterator i=m_observers.begin(); i!=m_observers.end(); i++) {
if (oldObserver==(*i)) {
m_observers.erase(i);
return oldObserver;
}
private:
- std::vector<Observer*> m_observers;
+ mutable xmltooling::Mutex* m_observerLock;
+ mutable std::vector<const Observer*> m_observers;
};
+
+#if defined (_MSC_VER)
+ #pragma warning( pop )
+#endif
+
};
};