Example usage for javax.management MBeanServerConnection queryMBeans

Introduction

In this page you can find the example usage for javax.management MBeanServerConnection queryMBeans.

Prototype

public Set<ObjectInstance> queryMBeans(ObjectName name, QueryExp query) throws IOException;

Source Link

Document

Gets MBeans controlled by the MBean server.

Usage

From source file:org.opennms.tools.jmxconfiggenerator.jmxconfig.JmxDatacollectionConfiggenerator.java

public JmxDatacollectionConfig generateJmxConfigModel(MBeanServerConnection mBeanServerConnection,
        String serviceName, Boolean runStandardVmBeans, Boolean runWritableMBeans) {

    logger.debug("Startup values: \n serviceName: " + serviceName + "\n runStandardVmBeans: "
            + runStandardVmBeans + "\n runWritableMBeans: " + runWritableMBeans);
    JmxDatacollectionConfig xmlJmxDatacollectionConfig = xmlObjectFactory.createJmxDatacollectionConfig();
    JmxCollection xmlJmxCollection = xmlObjectFactory.createJmxCollection();

    xmlJmxCollection.setName("JSR160-" + serviceName);
    xmlJmxCollection.setRrd(rrd);//from  ww  w .j a v a2 s.  c  om
    xmlJmxDatacollectionConfig.getJmxCollection().add(xmlJmxCollection);
    xmlJmxCollection.setMbeans(xmlObjectFactory.createMbeans());

    if (runStandardVmBeans) {
        ignores.clear();
    } else {
        ignores.addAll(standardVmBeans);
    }

    try {
        for (String domainName : mBeanServerConnection.getDomains()) {

            // just domains that are relevant for the service
            if (!ignores.contains(domainName)) {
                logger.debug("domain: " + domainName);

                // for all mBeans of the actual domain
                for (ObjectInstance jmxObjectInstance : mBeanServerConnection
                        .queryMBeans(new ObjectName(domainName + ":*"), null)) {
                    Mbean xmlMbean = xmlObjectFactory.createMbean();
                    xmlMbean.setObjectname(jmxObjectInstance.getObjectName().toString());
                    String typeAndOthers = StringUtils
                            .substringAfterLast(jmxObjectInstance.getObjectName().getCanonicalName(), "=");
                    xmlMbean.setName(domainName + "." + typeAndOthers);

                    logger.debug("\t" + jmxObjectInstance.getObjectName());

                    MBeanInfo jmxMbeanInfo;
                    try {
                        jmxMbeanInfo = mBeanServerConnection.getMBeanInfo(jmxObjectInstance.getObjectName());
                    } catch (InstanceNotFoundException e) {
                        logger.error("InstanceNotFoundException skipping MBean '{}' message: '{}'",
                                jmxObjectInstance.getObjectName(), e.getMessage());
                        continue;
                    } catch (IntrospectionException e) {
                        logger.error("IntrospectionException skipping MBean '{}' message: '{}'",
                                jmxObjectInstance.getObjectName(), e.getMessage());
                        continue;
                    } catch (ReflectionException e) {
                        logger.error("ReflectionException skipping MBean '{}' message: '{}'",
                                jmxObjectInstance.getObjectName(), e.getMessage());
                        continue;
                    } catch (Throwable e) {
                        logger.error(
                                "problem during remote call to get MBeanInfo for '{}' skipping this MBean. Message '{}'",
                                jmxObjectInstance.getObjectName(), e.getMessage());
                        continue;
                    }

                    logger.debug("--- Attributes for " + jmxObjectInstance.getObjectName());

                    for (MBeanAttributeInfo jmxBeanAttributeInfo : jmxMbeanInfo.getAttributes()) {

                        // process just readable mbeans
                        if (jmxBeanAttributeInfo.isReadable()) {
                            // precess writable mbeans if run writable mbeans is set
                            if (!jmxBeanAttributeInfo.isWritable() || runWritableMBeans) {

                                logger.debug("Check mBean: '{}', attribute: '{}'",
                                        jmxObjectInstance.getObjectName().toString(),
                                        jmxBeanAttributeInfo.getName());
                                logger.debug("isWritable: '{}', type: '{}'", jmxBeanAttributeInfo.isWritable(),
                                        jmxBeanAttributeInfo.getType());

                                // check for CompositeData
                                if ("javax.management.openmbean.CompositeData"
                                        .equals(jmxBeanAttributeInfo.getType())) {
                                    logger.error("actual mBean: '{}'", jmxObjectInstance.getObjectName());
                                    CompAttrib compAttrib = createCompAttrib(mBeanServerConnection,
                                            jmxObjectInstance, jmxBeanAttributeInfo);
                                    if (compAttrib != null) {
                                        logger.debug("xmlMbean got CompAttrib");
                                        xmlMbean.getCompAttrib().add(compAttrib);
                                    }
                                }

                                if (numbers.contains(jmxBeanAttributeInfo.getType())) {
                                    Attrib xmlJmxAttribute = createAttr(jmxBeanAttributeInfo);
                                    logger.debug("Added MBean: '{}' Added attribute: '{}'",
                                            xmlMbean.getObjectname(),
                                            xmlJmxAttribute.getName() + " as " + xmlJmxAttribute.getAlias());
                                    xmlMbean.getAttrib().add(xmlJmxAttribute);
                                }
                            }
                        }
                    }

                    if (xmlMbean.getAttrib().size() > 0 || xmlMbean.getCompAttrib().size() > 0) {
                        xmlJmxCollection.getMbeans().getMbean().add(xmlMbean);
                    } else {
                        logger.debug("mbean: " + xmlMbean.getName() + " has no relavant attributes.");
                    }
                }
            } else {
                logger.debug("ignored: " + domainName);
            }
        }

    } catch (MalformedObjectNameException e) {
        logger.error("MalformedObjectNameException '{}'", e.getMessage());
    } catch (IOException e) {
        logger.error("IOException '{}'", e.getMessage());
    }

    return xmlJmxDatacollectionConfig;
}

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