Example usage for javax.management MBeanServerInvocationHandler newProxyInstance

Introduction

In this page you can find the example usage for javax.management MBeanServerInvocationHandler newProxyInstance.

Prototype

public static <T> T newProxyInstance(MBeanServerConnection connection, ObjectName objectName,
        Class<T> interfaceClass, boolean notificationBroadcaster) 

Source Link

Document

Return a proxy that implements the given interface by forwarding its methods through the given MBean server to the named MBean.

Usage

From source file:org.rhq.enterprise.server.core.StartupBean.java

private PluginDeploymentScannerMBean getPluginDeploymentScanner() {
    PluginDeploymentScannerMBean deployer;
    MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
    ObjectName name = PluginDeploymentScannerMBean.OBJECT_NAME;
    Class<?> iface = PluginDeploymentScannerMBean.class;
    deployer = (PluginDeploymentScannerMBean) MBeanServerInvocationHandler.newProxyInstance(mbs, name, iface,
            false);/*  w w w  . j  a  v a  2s . c  om*/
    return deployer;
}

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From source file:org.rhq.enterprise.server.core.StartupBean.java

/**
 * Installs the JAAS login modules so our users can login.
 *
 * @throws RuntimeException// w  ww  . ja  v  a 2 s.  c  o m
 */
private void upgradeRhqUserSecurityDomainIfNeeded() throws RuntimeException {

    try {
        CustomJaasDeploymentServiceMBean jaas_mbean;
        MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
        ObjectName name = CustomJaasDeploymentServiceMBean.OBJECT_NAME;
        Class<?> iface = CustomJaasDeploymentServiceMBean.class;
        jaas_mbean = (CustomJaasDeploymentServiceMBean) MBeanServerInvocationHandler.newProxyInstance(mbs, name,
                iface, false);
        jaas_mbean.upgradeRhqUserSecurityDomainIfNeeded();
    } catch (Exception e) {
        error += (error.isEmpty() ? "" : ", ") + "security domain upgrade";
        throw new RuntimeException("Cannot upgrade JAAS login modules!", e);
    }
}

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From source file:org.rhq.enterprise.server.scheduler.SchedulerBean.java

/**
 * Returns a reference to a proxy to the scheduler service MBean, which itself is a proxy that delegates to the
 * Quartz scheduler.//from w ww  .  j av  a 2  s  .c o  m
 *
 * @return proxy to the scheduler service MBean
 *
 * @throws SchedulerException if failed to find the MBean
 */
private SchedulerServiceMBean getSchedulerService() throws SchedulerException {
    try {
        return (SchedulerServiceMBean) MBeanServerInvocationHandler.newProxyInstance(
                MBeanServerLocator.locateJBoss(), SCHEDULER_MBEAN_NAME, SchedulerServiceMBean.class, false);
    } catch (Exception e) {
        throw new SchedulerException("Failed to get a proxy to the scheduler service MBean", e);
    }
}

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From source file:org.rhq.enterprise.server.system.SystemManagerBean.java

@RequiredPermission(Permission.MANAGE_SETTINGS)
public void reconfigureSystem(Subject whoami) {
    try {//from w w w. j  a  v  a  2 s . co m
        Object mbean;

        mbean = MBeanServerInvocationHandler.newProxyInstance(MBeanServerLocator.locateJBoss(),
                CustomJaasDeploymentServiceMBean.OBJECT_NAME, CustomJaasDeploymentServiceMBean.class, false);
        ((CustomJaasDeploymentServiceMBean) mbean).installJaasModules();
    } catch (Exception e) {
        throw new RuntimeException(e);
    }
}

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From source file:org.rhq.enterprise.server.system.SystemManagerBean.java

/**
 * Ensures the installer is no longer deployed.
 *///  ww w  .  ja  v a 2 s. co m
public void undeployInstaller() {
    try {
        File serverHomeDir = LookupUtil.getCoreServer().getJBossServerHomeDir();

        File deployDirectory = new File(serverHomeDir, "deploy");

        if (deployDirectory.exists()) {
            File deployedInstallWar = new File(deployDirectory.getAbsolutePath(), "rhq-installer.war");
            File undeployedInstallWar = new File(deployDirectory.getAbsolutePath(), "rhq-installer.war.rej");

            if (deployedInstallWar.exists()) {
                // we need to undeploy it first - on windows the files are locked and can't be renamed until undeployed
                ObjectName name = ObjectNameFactory.create("jboss.system:service=MainDeployer");
                MBeanServerConnection mbs = MBeanServerLocator.locateJBoss();
                MainDeployerMBean mbean = (MainDeployerMBean) MBeanServerInvocationHandler.newProxyInstance(mbs,
                        name, MainDeployerMBean.class, false);
                URL url = deployedInstallWar.toURI().toURL();
                String urlString = url.toString().replace("%20", " "); // bug in undeployer doesn't like %20 - it wants a real space
                ((MainDeployerMBean) mbean).undeploy(urlString);
                if (((MainDeployerMBean) mbean).isDeployed(urlString) == false) {
                    log.info("Installer war has been hot-undeployed from memory");
                } else {
                    log.warn("Installer hot-undeploy failed - full installer undeploy may not work...");
                }

                if (!deployedInstallWar.renameTo(undeployedInstallWar)) {
                    throw new RuntimeException("Cannot undeploy the installer war: " + deployedInstallWar);
                }

                // I don't trust it - make sure we removed it
                if (deployedInstallWar.exists()) {
                    throw new RuntimeException("Failed to undeploy the installer war: " + deployedInstallWar);
                }

                // now that the installer is removed, put something in its place to avoid
                // getting tomcat errors and to at least point the user back to the GUI
                File deployedPostInstallWar = new File(deployDirectory.getAbsolutePath(),
                        "rhq-postinstaller.war");
                File undeployedPostInstallWar = new File(deployDirectory.getAbsolutePath(),
                        "rhq-postinstaller.war.rej");
                if (!deployedPostInstallWar.exists()) {
                    if (undeployedPostInstallWar.exists()) {
                        if (undeployedPostInstallWar.renameTo(deployedPostInstallWar)) {
                            log.debug("Post-install notification war has been deployed");
                        } else {
                            log.info("Post-install notification war failed to deploy - this can be ignored");
                        }
                    } else {
                        log.info(
                                "Post-install notification war not found and not deployed - this can be ignored");
                    }
                } else {
                    log.info("Post-install notification war already deployed");
                }
            } else if (undeployedInstallWar.exists()) {
                log.debug("Installer looks to be undeployed already, this is good: " + undeployedInstallWar);
            } else {
                log.debug("Installer can't be found - assume it has been completely purged: "
                        + deployedInstallWar);
            }
        } else {
            throw new RuntimeException(
                    "Your deployment seems corrupted - missing deploy dir: " + deployDirectory);
        }
    } catch (Exception e) {
        log.warn("Please manually remove installer war to secure your deployment: " + e);
        return;
    }

    // we only get here if we are SURE we removed it!
    log.info("Confirmed that the installer has been undeployed");
    return;
}

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From source file:org.rhq.plugins.agent.AgentDiscoveryComponent.java

/**
 * Method that gets a proxy to the agent's management MBean interface.
 *
 * <p>This is package-scoped so other components can use this to connect to the agent's management interface.</p>
 *
 * @return agent's management MBean//from  w ww  . j a  v  a2  s.  co m
 *
 * @throws RuntimeException if failed to get the agent management MBean - this should really never occur since that
 *                          MBean should always been available whenever the agent is started
 */
static AgentManagementMBean getAgentManagementMBean() {
    try {
        AgentManagementMBean mbean;

        mbean = (AgentManagementMBean) MBeanServerInvocationHandler.newProxyInstance(
                getAgentManagementMBeanServer(), AgentManagement.singletonObjectName,
                AgentManagementMBean.class, false);

        return mbean;
    } catch (Exception e) {
        throw new RuntimeException("Cannot get the agent's management MBean", e);
    }
}

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From source file:org.rhq.plugins.jslee.DeployableUnitComponent.java

public AvailabilityType getAvailability() {
    if (log.isTraceEnabled()) {
        log.trace("getAvailability() called.");
    }//from  www.ja  v a  2 s . c  o m

    try {
        MBeanServerConnection connection = this.mbeanUtils.getConnection();
        mbeanUtils.login();
        DeploymentMBean deploymentMBean = (DeploymentMBean) MBeanServerInvocationHandler.newProxyInstance(
                connection, this.deploymentObjName, javax.slee.management.DeploymentMBean.class, false);

        DeployableUnitDescriptor deployableUnitDescriptor = deploymentMBean
                .getDescriptor(this.deployableUnitID);
        deployableUnitDescriptor.getDeploymentDate();
    } catch (Exception e) {
        log.error("getAvailability failed for DeployableUnitID = " + this.deployableUnitID);

        return AvailabilityType.DOWN;
    } finally {
        try {
            mbeanUtils.logout();
        } catch (LoginException e) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to logout from secured JMX", e);
            }
        }
    }

    return AvailabilityType.UP;
}

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From source file:org.rhq.plugins.jslee.DeployableUnitComponent.java

public void deleteResource() throws Exception {
    if (deployableUnitID.getURL().contains(deployPathIdentifier.replaceAll("\\\\", "/"))) {
        if (!new File(new URL(deployableUnitID.getURL()).toURI()).delete()) {
            throw new IOException(
                    "File '" + deployableUnitID.getURL() + "' could not be deleted. Does it exists?");
        }//from   w  ww . j a  v  a2  s  .  c  o m
    } else if (deployableUnitID.getURL().contains(farmDeployPathIdentifier.replaceAll("\\\\", "/"))) {
        if (!new File(new URL(deployableUnitID.getURL()).toURI()).delete()) {
            throw new IOException(
                    "File '" + deployableUnitID.getURL() + "' could not be deleted. Does it exists?");
        }
    } else {
        try {
            MBeanServerConnection connection = this.mbeanUtils.getConnection();
            mbeanUtils.login();

            DeploymentMBean deploymentMBean = (DeploymentMBean) MBeanServerInvocationHandler.newProxyInstance(
                    connection, this.deploymentObjName, javax.slee.management.DeploymentMBean.class, false);
            deploymentMBean.uninstall(this.deployableUnitID);
        } finally {
            try {
                mbeanUtils.logout();
            } catch (LoginException e) {
                if (log.isDebugEnabled()) {
                    log.debug("Failed to logout from secured JMX", e);
                }
            }
        }
    }
}

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From source file:org.rhq.plugins.jslee.DeployableUnitComponent.java

private OperationResult doListComponents() throws Exception {
    try {//  w w w. jav  a2s  . c  om
        OperationResult result = new OperationResult();

        MBeanServerConnection connection = this.mbeanUtils.getConnection();
        mbeanUtils.login();

        DeploymentMBean deploymentMBean = (DeploymentMBean) MBeanServerInvocationHandler.newProxyInstance(
                connection, this.deploymentObjName, javax.slee.management.DeploymentMBean.class, false);

        DeployableUnitDescriptor deployableUnitDescriptor = deploymentMBean
                .getDescriptor(this.deployableUnitID);

        ComponentID[] components = deployableUnitDescriptor.getComponents();

        // The pretty table we are building as result
        PropertyList columnList = new PropertyList("result");

        // Add the components
        for (ComponentID componentID : components) {
            PropertyMap col = new PropertyMap("element");

            col.put(new PropertySimple("Name", componentID.getName()));
            col.put(new PropertySimple("Vendor", componentID.getVendor()));
            col.put(new PropertySimple("Version", componentID.getVersion()));

            columnList.add(col);
        }

        result.getComplexResults().put(columnList);

        return result;
    } finally {
        try {
            mbeanUtils.logout();
        } catch (LoginException e) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to logout from secured JMX", e);
            }
        }
    }
}

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From source file:org.rhq.plugins.jslee.DeployableUnitDiscoveryComponent.java

public Set<DiscoveredResourceDetails> discoverResources(
        ResourceDiscoveryContext<JainSleeServerComponent> context)
        throws InvalidPluginConfigurationException, Exception {
    if (log.isTraceEnabled()) {
        log.trace("discoverResources(" + context + ") called.");
    }//from  w w  w.  ja va  2  s.c om

    Set<DiscoveredResourceDetails> discoveredDUs = new HashSet<DiscoveredResourceDetails>();

    MBeanServerUtils mbeanUtils = context.getParentResourceComponent().getMBeanServerUtils();

    try {
        MBeanServerConnection connection = mbeanUtils.getConnection();
        mbeanUtils.login();

        ObjectName deploymentmanagement = new ObjectName(DeploymentMBean.OBJECT_NAME);

        DeploymentMBean deploymentMBean = (DeploymentMBean) MBeanServerInvocationHandler.newProxyInstance(
                connection, deploymentmanagement, javax.slee.management.DeploymentMBean.class, false);

        DeployableUnitID[] deployableUnitIDs = deploymentMBean.getDeployableUnits();
        for (DeployableUnitID deployableUnitID : deployableUnitIDs) {
            DeployableUnitDescriptor deployableUnitDescriptor = deploymentMBean.getDescriptor(deployableUnitID);

            String key = deployableUnitID.getURL();

            // replace needed for Windows OS as \ needs to be escaped
            String[] elements = key.split(System.getProperty("file.separator").replaceAll("\\\\", "\\\\\\\\"));
            String lastElement = elements[(elements.length - 1)];
            String name = lastElement.substring(0, lastElement.lastIndexOf("."));

            String description = name + " -- Deployed on : " + deployableUnitDescriptor.getDeploymentDate();

            DiscoveredResourceDetails discoveredDu = new DiscoveredResourceDetails(context.getResourceType(),
                    key, name, null, description, null, null);
            discoveredDu.getPluginConfiguration().put(new PropertySimple("url", deployableUnitID.getURL()));

            discoveredDUs.add(discoveredDu);
        }
    } finally {
        try {
            mbeanUtils.logout();
        } catch (LoginException e) {
            if (log.isDebugEnabled()) {
                log.debug("Failed to logout from secured JMX", e);
            }
        }
    }

    if (log.isInfoEnabled()) {
        log.info("Discovered " + discoveredDUs.size() + " JAIN SLEE Deployable Unit Components.");
    }

    return discoveredDUs;
}

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