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修复JMX连接被关闭，抛出IOException后，未进行连接重建的问题

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zengqiao
2022-09-20 14:22:06 +08:00
parent e06712397e
commit beb754aaaa
1 changed files with 39 additions and 0 deletions
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39
km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/jmx/JmxConnectorWrap.java
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@@ -90,6 +90,8 @@ public class JmxConnectorWrap {
}
try {
jmxConnector.close();
jmxConnector = null;
} catch (IOException e) {
LOGGER.warn("close JmxConnector exception, physicalClusterId:{} brokerId:{} host:{} port:{}.", physicalClusterId, brokerId, host, port, e);
}
@@ -105,6 +107,11 @@ public class JmxConnectorWrap {
acquire();
MBeanServerConnection mBeanServerConnection = jmxConnector.getMBeanServerConnection();
return mBeanServerConnection.getAttribute(name, attribute);
} catch (IOException ioe) {
// 如果是因为连接断开，则进行重新连接，并抛出异常
reInitDueIOException();
throw ioe;
} finally {
atomicInteger.incrementAndGet();
}
@@ -120,6 +127,11 @@ public class JmxConnectorWrap {
acquire();
MBeanServerConnection mBeanServerConnection = jmxConnector.getMBeanServerConnection();
return mBeanServerConnection.getAttributes(name, attributes);
} catch (IOException ioe) {
// 如果是因为连接断开，则进行重新连接，并抛出异常
reInitDueIOException();
throw ioe;
} finally {
atomicInteger.incrementAndGet();
}
@@ -131,6 +143,11 @@ public class JmxConnectorWrap {
acquire();
MBeanServerConnection mBeanServerConnection = jmxConnector.getMBeanServerConnection();
return mBeanServerConnection.queryNames(name, query);
} catch (IOException ioe) {
// 如果是因为连接断开，则进行重新连接，并抛出异常
reInitDueIOException();
throw ioe;
} finally {
atomicInteger.incrementAndGet();
}
@@ -186,4 +203,26 @@ public class JmxConnectorWrap {
}
}
}
private synchronized void reInitDueIOException() {
try {
if (jmxConnector == null) {
return;
}
// 检查是否正常
jmxConnector.getConnectionId();
// 如果正常则直接返回
return;
} catch (Exception e) {
// ignore
}
// 关闭旧的
this.close();
// 重新创建
this.checkJmxConnectionAndInitIfNeed();
}
}