if (item.isBuildable()) { logger.debug("{} is already buildable for {}", item, event); return null;
if (item.isBuildable()) { return null;
blocked++; if (i.isBuildable()) { buildable++;
if (item.isBuildable()) { logger.debug("{} is already buildable for {}", item, event); return null;
if (item.isBuildable()) { return null;
blocked++; if (i.isBuildable()) { buildable++;