Example usage for javax.management MBeanInfo getAttributes

Introduction

In this page you can find the example usage for javax.management MBeanInfo getAttributes.

Prototype

public MBeanAttributeInfo[] getAttributes() 

Source Link

Document

Returns the list of attributes exposed for management.

Usage

From source file:org.springframework.integration.jmx.DefaultMBeanObjectConverter.java

@Override
public Object convert(MBeanServerConnection connection, ObjectInstance instance) {
    Map<String, Object> attributeMap = new HashMap<String, Object>();

    try {/*www . j av  a  2s. co m*/
        ObjectName objName = instance.getObjectName();
        if (!connection.isRegistered(objName)) {
            return attributeMap;
        }

        MBeanInfo info = connection.getMBeanInfo(objName);
        MBeanAttributeInfo[] attributeInfos = info.getAttributes();

        for (MBeanAttributeInfo attrInfo : attributeInfos) {
            // we don't need to repeat name of this as an attribute
            if ("ObjectName".equals(attrInfo.getName()) || !this.filter.accept(objName, attrInfo.getName())) {
                continue;
            }

            Object value;
            try {
                value = connection.getAttribute(objName, attrInfo.getName());
            } catch (RuntimeMBeanException e) {
                // N.B. standard MemoryUsage MBeans will throw an exception when some
                // measurement is unsupported. Logging at trace rather than debug to
                // avoid confusion.
                if (log.isTraceEnabled()) {
                    log.trace("Error getting attribute '" + attrInfo.getName() + "' on '" + objName + "'", e);
                }

                // try to unwrap the exception somewhat; not sure this is ideal
                Throwable t = e;
                while (t.getCause() != null) {
                    t = t.getCause();
                }
                value = String.format("%s[%s]", t.getClass().getName(), t.getMessage());
            }

            attributeMap.put(attrInfo.getName(), checkAndConvert(value));
        }

    } catch (Exception e) {
        throw new IllegalArgumentException(e);
    }

    return attributeMap;
}

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From source file:org.midonet.midolman.tools.MmStat.java

public void dumpMBeans(String jmxDomain, String filter, int count, int interval) {

    ObjectName on = null;//from ww  w  .j  av  a2 s. c  o  m
    try {
        on = new ObjectName(jmxDomain + ":*");
    } catch (MalformedObjectNameException e) {
        System.err.println("Aborted: malformed domain " + jmxDomain);
        e.printStackTrace();
        System.exit(1);
    }
    java.util.Set<ObjectInstance> beans = null;
    try {
        beans = mbsc.queryMBeans(on, null);
    } catch (IOException e) {
        System.err.println("Aborted: querying Mbeans failed " + e);
        e.printStackTrace();
    }

    // Remember MBean instances to dump
    List<ObjectInstance> objectInstances = new ArrayList<>();
    for (ObjectInstance oi : beans) {
        if (filter != null) {
            String objectName = oi.getObjectName().toString();
            if (!objectName.contains(filter)) {
                continue;
            }
        }
        objectInstances.add(oi);
    }

    int attempt = 1;
    while (true) {
        // Header
        System.out.println("============================");
        System.out.println(String.format("Reading at %s (%s/%s)", new Date().toString(), attempt, count));
        System.out.println("============================");

        try {
            for (ObjectInstance oi : objectInstances) {
                on = oi.getObjectName();
                System.out.println("MBean: " + on.toString());
                MBeanInfo info = mbsc.getMBeanInfo(on);

                for (MBeanAttributeInfo attr : info.getAttributes()) {
                    System.out.print("\t" + attr.getName() + ": ");
                    System.out.println(mbsc.getAttribute(on, attr.getName()));
                }
            }
            if (attempt == count)
                System.exit(0);
            attempt++;
            //* Sleep "interval" seconds" */
            Thread.sleep(interval * 1000);
        } catch (IOException e) {
            System.err.println("Aborted: got IOException: " + e);
            e.printStackTrace();
            System.exit(1);
        } catch (JMException e) {
            System.err.println("Aborted: got JMException: " + e);
            e.printStackTrace();
            System.exit(1);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}

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From source file:org.hyperic.hq.product.jmx.MxLiveDataPlugin.java

private Object queryMBeans(String pattern, Properties props) throws PluginException {

    MBeanServerConnection mServer;
    try {/*from   ww w  . j  a v a 2s.  c om*/
        mServer = MxUtil.getMBeanServer(props);
    } catch (Exception e) {
        throw new PluginException("getMBeanServer(" + props.getProperty(MxUtil.PROP_JMX_URL) + "): " + e, e);
    }
    ObjectName query;
    try {
        query = new ObjectName(pattern);
    } catch (Exception e) {
        throw new PluginException("Invalid query '" + pattern + "': " + e);
    }
    Map res = new HashMap();
    try {
        Iterator beans = mServer.queryNames(query, null).iterator();
        while (beans.hasNext()) {
            ObjectName obj = (ObjectName) beans.next();
            Map bean = new HashMap();
            Map attrs = new LinkedHashMap();
            bean.put(PROP_ATTRIBUTE + "s", attrs);
            res.put(obj.toString(), bean);

            MBeanInfo info = mServer.getMBeanInfo(obj);
            MBeanAttributeInfo[] attrInfo = info.getAttributes();
            for (int i = 0; i < attrInfo.length; i++) {
                MBeanAttributeInfo mia = attrInfo[i];
                String name = mia.getName();
                Map attr = new HashMap();
                Object val;
                try {
                    val = mServer.getAttribute(obj, name);
                } catch (Exception e) {
                    continue; //XXX
                }

                if (val == null) {
                    val = "-";
                }
                attr.put("Value", val);
                attr.put("Description", mia.getDescription());
                attr.put("isWritable", new Boolean(mia.isWritable()));
                attrs.put(name, attr);
            }

            bean.put(PROP_METHOD + "s", info.getOperations());
        }
    } catch (Exception e) {
        throw new PluginException("Error in query '" + pattern + "': " + e, e);
    }

    return res;
}

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From source file:org.apache.openejb.server.cli.command.LocalJMXCommand.java

private void set(final String cmd) {
    final String[] split = cmd.split(" ");
    if (split.length < 2) {
        streamManager.writeErr("you need to specify an attribute, an objectname and a value");
        return;/*from   w w w  .j a  v  a2s  . co m*/
    }

    final MBeanServer mBeanServer = LocalMBeanServer.get();
    final String newValue = cmd.substring(split[0].length() + split[1].length() + 1).trim();
    try {
        final ObjectName oname = new ObjectName(split[1]);
        final MBeanInfo minfo = mBeanServer.getMBeanInfo(oname);
        final MBeanAttributeInfo attrs[] = minfo.getAttributes();

        String type = String.class.getName();
        for (int i = 0; i < attrs.length; i++) {
            if (attrs[i].getName().equals(split[0])) {
                type = attrs[i].getType();
                break;
            }
        }

        final Object valueObj = PropertyEditors.getValue(type, newValue,
                Thread.currentThread().getContextClassLoader());
        mBeanServer.setAttribute(oname, new Attribute(split[0], valueObj));
        streamManager.writeOut("done");
    } catch (Exception ex) {
        streamManager.writeOut("Error - " + ex.toString());
    }
}

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From source file:org.apache.hadoop.hdfs.tools.JMXGet.java

/**
 * print all attributes' values//from   www.j a  va 2s  .com
 */
public void printAllValues() throws Exception {
    err("List of all the available keys:");

    Object val = null;

    for (ObjectName oname : hadoopObjectNames) {
        err(">>>>>>>>jmx name: " + oname.getCanonicalKeyPropertyListString());
        MBeanInfo mbinfo = mbsc.getMBeanInfo(oname);
        MBeanAttributeInfo[] mbinfos = mbinfo.getAttributes();

        for (MBeanAttributeInfo mb : mbinfos) {
            val = mbsc.getAttribute(oname, mb.getName());
            System.out.format(format, mb.getName(), (val == null) ? "" : val.toString());
        }
    }
}

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From source file:org.apache.synapse.commons.snmp.SNMPAgent.java

@Override
protected void registerManagedObjects() {
    log.info("Initializing Synapse SNMP MIB");
    MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
    Set<ObjectInstance> instances = mbs.queryMBeans(null, null);

    try {//from www  .j av  a  2  s . co m
        for (ObjectInstance instance : instances) {
            ObjectName objectName = instance.getObjectName();
            if (objectName.getDomain().equals("org.apache.synapse")) {
                String oidString = SynapseMIBUtils.getOID(objectName);
                if (oidString == null) {
                    continue;
                }

                MBeanInfo info = mbs.getMBeanInfo(objectName);
                MBeanAttributeInfo[] attributes = info.getAttributes();
                List<String> attributeNames = new ArrayList<String>();
                List<String> mapAttributes = new ArrayList<String>();
                for (MBeanAttributeInfo attributeInfo : attributes) {
                    attributeNames.add(attributeInfo.getName());
                    if (Map.class.getName().equals(attributeInfo.getType())) {
                        mapAttributes.add(attributeInfo.getName());
                    }
                }
                Collections.sort(attributeNames);

                doRegister(attributeNames, mapAttributes, oidString, objectName);
            }
        }
    } catch (Exception e) {
        log.error("Error while initializing the SNMP MIB", e);
    }
}

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From source file:flens.query.JMXQuery.java

private Map<String, Object> getAttributes(MBeanInfo info) {
    Map<String, Object> outc = new HashMap<>();
    MBeanAttributeInfo[] atts = info.getAttributes();
    for (MBeanAttributeInfo att : atts) {
        Map<String, Object> out = new HashMap<>();
        outc.put(att.getName(), out);/* w ww  . j  ava 2 s .c  om*/
        out.put("description", att.getDescription());
        out.put("type", att.getType());
    }
    return outc;
}

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From source file:com.betfair.cougar.core.impl.jmx.HtmlAdaptorParser.java

private void appendMBean(MBeanServer server, ObjectName on, String attrName, String separator,
        StringBuilder buf) {/*from w ww.j a va  2  s .  c o  m*/
    StringBuilder local = new StringBuilder();
    try {

        MBeanInfo info = server.getMBeanInfo(on);
        local.append(on.toString());
        MBeanAttributeInfo[] attr = info.getAttributes();
        for (int i = 0; i < attr.length; i++) {
            if ((attrName == null || attrName.equals(attr[i].getName())) && attr[i].isReadable()) {
                local.append(separator);
                local.append(attr[i].getName());
                local.append(separator);
                local.append(server.getAttribute(on, attr[i].getName()));
            }
        }
    } catch (Exception e) {
        LOGGER.debug("Unable to retrieve Bean information for bean " + on, e);
        return;
    }
    buf.append(local);
}

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From source file:org.hyperic.hq.product.jmx.MBeanDumper.java

public void dump(Set beans) {
    Iterator iter = beans.iterator();

    while (iter.hasNext()) {
        ObjectName obj = (ObjectName) iter.next();
        try {//w  w w. jav  a2 s . com
            MBeanInfo info = getMBeanInfo(obj);

            System.out.println("MBean: " + info.getClassName());
            System.out.println("Name:  " + obj);

            MBeanAttributeInfo[] attrs = info.getAttributes();
            for (int k = 0; k < attrs.length; k++) {
                String name = attrs[k].getName();
                String value = "null";

                try {
                    Object o = getAttribute(obj, name);
                    if (o != null) {
                        if (o.getClass().isArray()) {
                            value = Arrays.asList((Object[]) o).toString();
                        } else {
                            value = o.toString();
                        }
                    }
                } catch (Exception e) {
                    value = "ERROR";
                    if (log.isDebugEnabled()) {
                        e.printStackTrace();
                    }
                }
                String perms = "";
                if (attrs[k].isReadable()) {
                    perms += "r";
                }
                if (attrs[k].isWritable()) {
                    perms += "w";
                }
                System.out.println("\t" + k + ". Attribute: " + name + " = " + value + " (" + perms + ")");
            }

            MBeanOperationInfo[] ops = info.getOperations();

            for (int i = 0; i < ops.length; i++) {
                ArrayList sig = new ArrayList();
                MBeanParameterInfo[] params = ops[i].getSignature();
                for (int j = 0; j < params.length; j++) {
                    sig.add(params[j].getType());
                }
                System.out.println(
                        "\t Operation: " + ops[i].getReturnType() + " " + ops[i].getName() + " " + sig);
            }
        } catch (Exception e) {
            if (log.isDebugEnabled()) {
                e.printStackTrace();
            }
        }

        System.out.println("");
    }
}

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From source file:org.jolokia.jmx.JsonDymamicMBeanImplTest.java

@Test
public void checkMBeanInfo() throws Exception {
    MBeanInfo info = platformServer.getMBeanInfo(testName);
    MBeanAttributeInfo aInfo[] = info.getAttributes();
    Map<String, MBeanAttributeInfo> attributes = new HashMap<String, MBeanAttributeInfo>();
    for (MBeanAttributeInfo a : aInfo) {
        attributes.put(a.getName(), a);/* ww w.  j  a  v  a 2  s.co  m*/
    }

    assertEquals(attributes.get("Chili").getType(), String.class.getName());
    assertEquals(attributes.get("Numbers").getType(), String.class.getName());
    assertEquals(attributes.get("User").getType(), String.class.getName());

    MBeanOperationInfo oInfo[] = info.getOperations();
    Map<String, MBeanOperationInfo> ops = new HashMap<String, MBeanOperationInfo>();
    for (MBeanOperationInfo o : oInfo) {
        ops.put(o.getName(), o);
    }

    assertEquals(ops.get("lookup").getReturnType(), String.class.getName());
    assertEquals(ops.get("epoch").getReturnType(), "long");
    assertEquals(ops.get("charTest").getReturnType(), "char");

    MBeanParameterInfo p[] = ops.get("lookup").getSignature();
    assertEquals(p[0].getType(), String.class.getName());
    assertEquals(p[1].getType(), String.class.getName());

    p = ops.get("epoch").getSignature();
    assertEquals(p[0].getType(), String.class.getName());

    p = ops.get("charTest").getSignature();
    assertEquals(p[0].getType(), Character.class.getName());

}

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