Add capabilities cache classes and use QHash for config cache

Author: mhugent

src/mapserver/CMakeLists.txt

@@ -17,6 +17,7 @@ ENDIF (CMAKE_BUILD_TYPE MATCHES Debug OR CMAKE_BUILD_TYPE MATCHES RelWithDebInfo
 
 SET ( qgis_mapserv_SRCS
   qgis_map_serv.cpp
+  qgscapabilitiescache.cpp
   qgsconfigcache.cpp
   qgsconfigparser.cpp
   qgsepsgcache.cpp

src/mapserver/qgsconfigcache.cpp

@@ -27,7 +27,7 @@ QgsConfigCache::QgsConfigCache()
 
 QgsConfigCache::~QgsConfigCache()
 {
-  QMap<QString, QgsConfigParser*>::iterator configIt = mCachedConfigurations.begin();
+  QHash<QString, QgsConfigParser*>::iterator configIt = mCachedConfigurations.begin();
   for ( ; configIt != mCachedConfigurations.end(); ++configIt )
   {
     delete configIt.value();
@@ -37,7 +37,7 @@ QgsConfigCache::~QgsConfigCache()
 QgsConfigParser* QgsConfigCache::searchConfiguration( const QString& filePath )
 {
   QgsConfigParser* p = 0;
-  QMap<QString, QgsConfigParser*>::const_iterator configIt = mCachedConfigurations.find( filePath );
+  QHash<QString, QgsConfigParser*>::const_iterator configIt = mCachedConfigurations.find( filePath );
   if ( configIt == mCachedConfigurations.constEnd() )
   {
     QgsMSDebugMsg( "Create new configuration" );
@@ -62,7 +62,7 @@ QgsConfigParser* QgsConfigCache::insertConfiguration( const QString& filePath )
   if ( mCachedConfigurations.size() > 40 )
   {
     //remove 10 elements to avoid memory problems
-    QMap<QString, QgsConfigParser*>::iterator configIt = mCachedConfigurations.begin();
+    QHash<QString, QgsConfigParser*>::iterator configIt = mCachedConfigurations.begin();
     for ( int i = 0; i < 10; ++i )
     {
       configIt = mCachedConfigurations.erase( configIt );

src/mapserver/qgsconfigcache.h

@@ -18,7 +18,7 @@
 #ifndef QGSCONFIGCACHE_H
 #define QGSCONFIGCACHE_H
 
-#include <QMap>
+#include <QHash>
 #include <QString>
 
 class QgsConfigParser;
@@ -39,7 +39,7 @@ class QgsConfigCache
         @return the inserted config parser or 0 in case of error*/
     QgsConfigParser* insertConfiguration( const QString& filePath );
     /**Cached XML configuration documents. Key: file path, value: config parser. Default configuration has key '$default$'*/
-    QMap<QString, QgsConfigParser*> mCachedConfigurations;
+    QHash<QString, QgsConfigParser*> mCachedConfigurations;
 };
 
 #endif // QGSCONFIGCACHE_H