public Object getJmxItem(String serviceUrl, String objectName, String attributeName,
String itemName) throws InvalidKeyException, AttributeNotFoundException, MBeanException,
MalformedObjectNameException, InstanceNotFoundException, MalformedURLException, IOException,
Exception {
try (JMXConnector jmxc = JMXConnectorFactory.connect(new JMXServiceURL(serviceUrl), null)) {
MBeanServerConnection mbsc = jmxc.getMBeanServerConnection();
ObjectName mbeanName = new ObjectName(objectName);
Object returnedObject = mbsc.getAttribute(mbeanName, attributeName);
if (returnedObject instanceof CompositeDataSupport) {
// logger.error("item name info:");
// if (itemName.isEmpty()) {
// logger.error("item name is empty");
// }
// if (itemName == "") {
// logger.error("item name == \"\"");
// }
// logger.error("item name length is " + itemName.length());
CompositeData compositeDataObject = (CompositeData) returnedObject;
if (!itemName.isEmpty()) {
return compositeDataObject.get(itemName);
} else {
return compositeDataObject.values().toString();
}
} else {
return returnedObject;
}
} catch (Exception exc) {
logger.error("Exception caught: " + exc.getMessage());
return exc.getMessage();
}
}
JmxClient.java 文件源码
java
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