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kafka 客户端 example 完善

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rewerma
2018-06-13 14:01:30 +08:00
parent ec072a45d8
commit 9964bb75b1
1 changed files with 33 additions and 31 deletions
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64
kafka-client/src/test/java/com/alibaba/otter/canal/kafka/client/running/KafkaCanalClientExample.java
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@@ -86,40 +86,42 @@ public class KafkaCanalClientExample {
} }
private void process() { private void process() {
while (running) { try {
try { connector.subscribe();
connector.subscribe(); while (running) {
while (running) { try {
try { Message message = connector.getWithoutAck(1L, TimeUnit.SECONDS); //获取message
Message message = connector.getWithoutAck(1L, TimeUnit.SECONDS); //获取message if (message == null) {
if (message == null) { continue;
continue;
}
long batchId = message.getId();
int size = message.getEntries().size();
if (batchId == -1 || size == 0) {
// try {
// Thread.sleep(1000);
// } catch (InterruptedException e) {
// }
} else {
// printSummary(message, batchId, size);
// printEntry(message.getEntries());
logger.info(message.toString());
}
connector.ack(); // 提交确认
} catch (WakeupException e) {
//ignore
} catch (Exception e) {
logger.error(e.getMessage(), e);
} }
long batchId = message.getId();
int size = message.getEntries().size();
if (batchId == -1 || size == 0) {
// try {
// Thread.sleep(1000);
// } catch (InterruptedException e) {
// }
} else {
// printSummary(message, batchId, size);
// printEntry(message.getEntries());
logger.info(message.toString());
}
connector.ack(); // 提交确认
} catch (WakeupException e) {
try {
Thread.sleep(500); //延时确保running状态的改变
} catch (InterruptedException ie) {
//ignore
}
} catch (Exception e) {
logger.error(e.getMessage(), e);
} }
} catch (WakeupException e) {
//ignore
} catch (Exception e) {
logger.error(e.getMessage(), e);
} }
} catch (WakeupException e) {
//ignore
} catch (Exception e) {
logger.error(e.getMessage(), e);
} }
} }
} }