sb111: merged in DEV300_m67

1 files changed, 20 insertions, 0 deletions

diff --git a/xmlhelp/source/cxxhelp/provider/databases.cxx b/xmlhelp/source/cxxhelp/provider/databases.cxx
index 52cfa47c36..f88392a3db 100644
--- a/xmlhelp/source/cxxhelp/provider/databases.cxx
+++ b/xmlhelp/source/cxxhelp/provider/databases.cxx
@@ -137,6 +137,19 @@ rtl::OUString Databases::expandURL( const rtl::OUString& aURL, Reference< uno::X
     return aRetURL;
 }
 
+
+// Hold Packages to improve performance (#i106100)
+// The PackageManager implementation seems to completely throw away all cached data
+// as soon as the last reference to a XPackage dies. Maybe this should be changed.
+struct ImplPackageSequenceHolder
+{
+    Sequence< Reference< deployment::XPackage > >	m_aUserPackagesSeq;
+    Sequence< Reference< deployment::XPackage > >	m_aSharedPackagesSeq;
+};
+
+static ImplPackageSequenceHolder* GpPackageSequenceHolder = NULL;
+
+
 Databases::Databases( sal_Bool showBasic,
                       const rtl::OUString& instPath,
                       const com::sun::star::uno::Sequence< rtl::OUString >& imagesZipPaths,
@@ -182,6 +195,8 @@ Databases::Databases( sal_Bool showBasic,
     m_xSFA = Reference< ucb::XSimpleFileAccess >( 
         m_xSMgr->createInstanceWithContext( rtl::OUString::createFromAscii( "com.sun.star.ucb.SimpleFileAccess" ),
         m_xContext ), UNO_QUERY_THROW );
+
+    GpPackageSequenceHolder = new ImplPackageSequenceHolder();
 }
 
 Databases::~Databases()
@@ -230,6 +245,7 @@ Databases::~Databases()
         }
     }
 
+    delete GpPackageSequenceHolder;
 }
 
 static bool impl_getZipFile(
@@ -1525,6 +1541,8 @@ Reference< deployment::XPackage > ExtensionIteratorBase::implGetNextUserHelpPack
             thePackageManagerFactory::get( m_xContext )->getPackageManager( rtl::OUString::createFromAscii("user") );
         m_aUserPackagesSeq = xUserManager->getDeployedPackages
             ( Reference< task::XAbortChannel >(), Reference< ucb::XCommandEnvironment >() );
+        if( GpPackageSequenceHolder != NULL )
+            GpPackageSequenceHolder->m_aUserPackagesSeq = m_aUserPackagesSeq;
 
         m_bUserPackagesLoaded = true;
     }
@@ -1555,6 +1573,8 @@ Reference< deployment::XPackage > ExtensionIteratorBase::implGetNextSharedHelpPa
             thePackageManagerFactory::get( m_xContext )->getPackageManager( rtl::OUString::createFromAscii("shared") );
         m_aSharedPackagesSeq = xSharedManager->getDeployedPackages
             ( Reference< task::XAbortChannel >(), Reference< ucb::XCommandEnvironment >() );
+        if( GpPackageSequenceHolder != NULL )
+            GpPackageSequenceHolder->m_aSharedPackagesSeq = m_aSharedPackagesSeq;
 
         m_bSharedPackagesLoaded = true;
     }