Start moving away from the Java-like containers.

lout/container.hh

@@ -22,6 +22,15 @@
 #define __LOUT_CONTAINER_HH_
 
 #include "object.hh"
+#include <Alepha/Concepts.h>
+
+// TODO: Over time I'll have to retire the Java-like containers here.
+// For now, a few of the "niceties" they offer should be wrapped and/or
+// adapted.
+#include <list>
+#include <vector>
+#include <map>
+#include <unordered_map>
 
 namespace lout {
 
@@ -39,6 +48,21 @@ namespace lout {
  */
 namespace container {
 
+template< Alepha::DerivedFrom< object::Object > T >
+void
+intoStringBuffer( const std::list< T * > &container, misc::StringBuffer *const sb )
+{
+	sb->append("{ ");
+	bool first= true;
+	for( auto *object: container )
+	{
+		if( not first ) sb->append(", ");
+		object->intoStringBuffer(sb);
+		first = false;
+	}
+	sb->append(" }");
+}
+
 /**
  * \brief The container classes defined here contain instances of
  *    object::Object.