48.6. 默认有效负载类型
默认情况下,Camel Paho 组件在从(或放入)中提取的二进制有效负载上运行:
// Receive payload byte[] payload = (byte[]) consumerTemplate.receiveBody("paho:topic"); // Send payload byte[] payload = "message".getBytes(); producerTemplate.sendBody("paho:topic", payload);
但是,Camel 构建 类型转换 API 可以为您执行自动数据类型转换。在以下示例中,Camel 会自动将二进制有效负载 转换为字符串
(相反):
// Receive payload String payload = consumerTemplate.receiveBody("paho:topic", String.class); // Send payload String payload = "message"; producerTemplate.sendBody("paho:topic", payload);