adding destroy flag

1 files changed, 30 insertions, 1 deletions

diff --git a/cpp/demo/Freeze/library/LibraryI.cpp b/cpp/demo/Freeze/library/LibraryI.cpp
index f24f413033c..8eaed395b37 100644
--- a/cpp/demo/Freeze/library/LibraryI.cpp
+++ b/cpp/demo/Freeze/library/LibraryI.cpp
@@ -18,7 +18,7 @@
 using namespace std;
 
 BookI::BookI(const LibraryIPtr& library) :
-    _library(library)
+    _library(library), _destroyed(false)
 {
 }
 
@@ -31,6 +31,13 @@ BookI::destroy(const Ice::Current&)
 {
     IceUtil::RWRecMutex::RLock sync(*this);
 
+    if(_destroyed)
+    {
+        throw Ice::ObjectNotExistException(__FILE__, __LINE__);
+    }
+
+    _destroyed = true;
+
     try
     {
 	_library->remove(description);
@@ -52,6 +59,13 @@ BookI::destroy(const Ice::Current&)
 ::BookDescription
 BookI::getBookDescription(const Ice::Current&) const
 {
+    IceUtil::RWRecMutex::RLock sync(*this);
+
+    if(_destroyed)
+    {
+        throw Ice::ObjectNotExistException(__FILE__, __LINE__);
+    }
+
     // Immutable
     return description;
 }
@@ -61,6 +75,11 @@ BookI::getRenterName(const Ice::Current&) const
 {
     IceUtil::RWRecMutex::RLock sync(*this);
 
+    if(_destroyed)
+    {
+        throw Ice::ObjectNotExistException(__FILE__, __LINE__);
+    }
+
     if(rentalCustomerName.empty())
     {
 	throw BookNotRentedException();
@@ -73,6 +92,11 @@ BookI::rentBook(const ::std::string& name, const Ice::Current&)
 {
     IceUtil::RWRecMutex::WLock sync(*this);
 
+    if(_destroyed)
+    {
+        throw Ice::ObjectNotExistException(__FILE__, __LINE__);
+    }
+
     if(!rentalCustomerName.empty())
     {
 	throw BookRentedException();
@@ -85,6 +109,11 @@ BookI::returnBook(const Ice::Current&)
 {
     IceUtil::RWRecMutex::WLock sync(*this);
 
+    if(_destroyed)
+    {
+        throw Ice::ObjectNotExistException(__FILE__, __LINE__);
+    }
+
     if(rentalCustomerName.empty())
     {
 	throw BookNotRentedException();