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21 | 21 | #include "rocketmq/ErrorCode.h" |
22 | 22 | #include "rocketmq/Logger.h" |
23 | 23 | #include "rocketmq/SimpleConsumer.h" |
| 24 | +#include "spdlog/spdlog.h" |
24 | 25 |
|
25 | 26 | using namespace ROCKETMQ_NAMESPACE; |
26 | 27 |
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@@ -58,34 +59,43 @@ int main(int argc, char* argv[]) { |
58 | 59 | .subscribe(FLAGS_topic, tag) |
59 | 60 | .withAwaitDuration(std::chrono::seconds(10)) |
60 | 61 | .build(); |
| 62 | + std::size_t total = 0; |
61 | 63 |
|
62 | 64 | // Should use while (true) instead |
63 | 65 | for (int j = 0; j < 30; j++) { |
64 | 66 | std::vector<MessageConstSharedPtr> messages; |
65 | 67 | std::error_code ec; |
66 | 68 | simple_consumer.receive(4, std::chrono::seconds(15), ec, messages); |
| 69 | + |
67 | 70 | if (ec) { |
68 | 71 | std::cerr << "Failed to receive messages. Cause: " << ec.message() << std::endl; |
| 72 | + } else { |
| 73 | + std::cout << "Received " << messages.size() << " messages" << std::endl; |
69 | 74 | } |
70 | 75 |
|
71 | | - std::cout << "Received " << messages.size() << " messages" << std::endl; |
72 | | - std::size_t i = 0; |
73 | | - |
74 | 76 | for (const auto& message : messages) { |
75 | | - std::cout << "Received a message[topic=" << message->topic() |
76 | | - << ", message-id=" << message->id() |
77 | | - << ", receipt-handle='" << message->extension().receipt_handle |
78 | | - << "']" << std::endl; |
| 77 | + std::string receipt_handle = message->extension().receipt_handle; |
| 78 | + SPDLOG_INFO("Receive message, topic={}, message-id={}, receipt-handle={}]", message->topic(), message->id(), receipt_handle); |
79 | 79 |
|
80 | | - if (++i % 2 == 0) { |
| 80 | + if (total++ % 2 == 0) { |
| 81 | + // Consume message successfully then ack it |
81 | 82 | simple_consumer.ack(*message, ec); |
82 | 83 | if (ec) { |
83 | | - std::cerr << "Failed to ack message. Cause: " << ec.message() << std::endl; |
| 84 | + SPDLOG_ERROR("Failed to ack message. Cause: {}", ec.message()); |
| 85 | + } else { |
| 86 | + SPDLOG_INFO("Ack message, topic={}, message-id={}, receipt-handle={}]", message->topic(), message->id(), receipt_handle); |
84 | 87 | } |
85 | 88 | } else { |
86 | | - simple_consumer.changeInvisibleDuration(*message, std::chrono::seconds(3), ec); |
87 | | - if (ec) { |
88 | | - std::cerr << "Failed to change invisible duration of message. Cause: " << ec.message() << std::endl; |
| 89 | + // Extend the message consumption time by modifying the invisible duration API |
| 90 | + for (int k = 0; k < 3; k++) { |
| 91 | + simple_consumer.changeInvisibleDuration( |
| 92 | + *message, receipt_handle, std::chrono::seconds(15), ec); |
| 93 | + if (ec) { |
| 94 | + SPDLOG_WARN("Failed to change invisible duration of message. Cause: ", ec.message()); |
| 95 | + } else { |
| 96 | + SPDLOG_INFO("Change invisible duration, topic={}, message-id={}, times={}, receipt-handle={}]", |
| 97 | + message->topic(), message->id(), k, receipt_handle); |
| 98 | + } |
89 | 99 | } |
90 | 100 | } |
91 | 101 | } |
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