protected final boolean invokeNodes(ProcessingNode[] nodes,
    Environment env,
    InvokeContext context) throws Exception 
{
        for (int i = 0; i <  nodes.length; i++) {
            if (nodes[i].invoke(env, context)) {
                return true;
            }
        }
        return false;
}

Invoke all nodes of a node array in order, until one succeeds.

 protected final boolean invokeNodes(ProcessingNode[] nodes,
    Environment env,
    InvokeContext context,
    String currentName,
    Map currentMap) throws Exception 
{
        context.pushMap(currentName,currentMap);
        try {
            for (int i = 0; i <  nodes.length; i++) {
                if (nodes[i].invoke(env, context)) {
                    // Success
                    return true;
                }
            }
        } finally {
            // No success
            context.popMap();
        }
        return false;
}

Invoke all nodes of a node array in order, until one succeeds.