New String::append methods that join back an ObjList.

git-svn-id: http://yate.null.ro/svn/yate/trunk@1234 acf43c95-373e-0410-b603-e72c3f656dc1

engine/String.cpp

@@ -661,6 +661,16 @@ String& String::append(const char* value, const char* separator, bool force)
     return *this;
 }
 
+String& String::append(const ObjList* list, const char* separator, bool force)
+{
+    for (; list; list = list->next()) {
+	const GenObject* obj = list->get();
+	if (obj)
+	    append(obj->toString().c_str(),separator,force);
+    }
+    return *this;
+}
+
 String& String::append(double value, unsigned int decimals)
 {
     if (decimals > 12)

yateclass.h

@@ -1551,6 +1551,23 @@ public:
      */
     String& append(const char* value, const char* separator = 0, bool force = false);
 
+    /**
+     * List members appending with a separator
+     * @param list Pointer to ObjList whose @ref GenObject::toString() of the items will be appended
+     * @param separator Separator to insert before each item in list
+     * @param force True to allow appending empty strings
+     */
+    String& append(const ObjList* list, const char* separator = 0, bool force = false);
+
+    /**
+     * List members appending with a separator
+     * @param list Reference of ObjList whose @ref GenObject::toString() of the items will be appended
+     * @param separator Separator to insert before each item in list
+     * @param force True to allow appending empty strings
+     */
+    inline String& append(const ObjList& list, const char* separator = 0, bool force = false)
+	{ return append(&list,separator,force); }
+
     /**
      * Explicit double append
      * @param value Value to append