Java Code Examples for com.sun.jmx.mbeanserver.Util#cast()

static String[] getClassPath(Object userData) {
    final Map<Object, Object> m =
            Util.cast((userData instanceof Map)?userData:null);
    final String tag = "JvmRuntime.getClassPath";

    // If the list is in the cache, simply return it.
    //
    if (m != null) {
        final String[] cached = (String[])m.get(tag);
        if (cached != null) return cached;
    }

    final String[] args = splitPath(getRuntimeMXBean().getClassPath());

    if (m != null) m.put(tag,args);
    return args;
}
 

static String[] getInputArguments(Object userData) {
    final Map<Object, Object> m =
            Util.cast((userData instanceof Map)?userData:null);
    final String tag = "JvmRuntime.getInputArguments";

    // If the list is in the cache, simply return it.
    //
    if (m != null) {
        final String[] cached = (String[])m.get(tag);
        if (cached != null) return cached;
    }

    final List<String> l = getRuntimeMXBean().getInputArguments();
    final String[] args = l.toArray(new String[0]);

    if (m != null) m.put(tag,args);
    return args;
}
 

private Integer addListenerWithSubject(ObjectName name,
                                       MarshalledObject<NotificationFilter> filter,
                                       Subject delegationSubject,
                                       boolean reconnect)
    throws InstanceNotFoundException, IOException {

    final boolean debug = logger.debugOn();
    if (debug)
        logger.debug("addListenerWithSubject",
                "(ObjectName,MarshalledObject,Subject)");

    final ObjectName[] names = new ObjectName[] {name};
    final MarshalledObject<NotificationFilter>[] filters =
            Util.cast(new MarshalledObject<?>[] {filter});
    final Subject[] delegationSubjects = new Subject[] {
        delegationSubject
    };

    final Integer[] listenerIDs =
            addListenersWithSubjects(names,filters,delegationSubjects,
            reconnect);

    if (debug) logger.debug("addListenerWithSubject","listenerID="
            + listenerIDs[0]);
    return listenerIDs[0];
}
 

private Integer addListenerWithSubject(ObjectName name,
                                       MarshalledObject<NotificationFilter> filter,
                                       Subject delegationSubject,
                                       boolean reconnect)
    throws InstanceNotFoundException, IOException {

    final boolean debug = logger.debugOn();
    if (debug)
        logger.debug("addListenerWithSubject",
                "(ObjectName,MarshalledObject,Subject)");

    final ObjectName[] names = new ObjectName[] {name};
    final MarshalledObject<NotificationFilter>[] filters =
            Util.cast(new MarshalledObject<?>[] {filter});
    final Subject[] delegationSubjects = new Subject[] {
        delegationSubject
    };

    final Integer[] listenerIDs =
            addListenersWithSubjects(names,filters,delegationSubjects,
            reconnect);

    if (debug) logger.debug("addListenerWithSubject","listenerID="
            + listenerIDs[0]);
    return listenerIDs[0];
}
 

private Integer addListenerWithSubject(ObjectName name,
                                       MarshalledObject<NotificationFilter> filter,
                                       Subject delegationSubject,
                                       boolean reconnect)
    throws InstanceNotFoundException, IOException {

    final boolean debug = logger.debugOn();
    if (debug)
        logger.debug("addListenerWithSubject",
                "(ObjectName,MarshalledObject,Subject)");

    final ObjectName[] names = new ObjectName[] {name};
    final MarshalledObject<NotificationFilter>[] filters =
            Util.cast(new MarshalledObject<?>[] {filter});
    final Subject[] delegationSubjects = new Subject[] {
        delegationSubject
    };

    final Integer[] listenerIDs =
            addListenersWithSubjects(names,filters,delegationSubjects,
            reconnect);

    if (debug) logger.debug("addListenerWithSubject","listenerID="
            + listenerIDs[0]);
    return listenerIDs[0];
}
 

public static Map<Object, Object> getUserData() {
    final Object userData =
        com.sun.jmx.snmp.ThreadContext.get("SnmpUserData");

    if (userData instanceof Map<?, ?>) return Util.cast(userData);
    else return null;
}
 

protected Integer addListenerForMBeanRemovedNotif()
throws IOException, InstanceNotFoundException {
    NotificationFilterSupport clientFilter =
            new NotificationFilterSupport();
    clientFilter.enableType(
            MBeanServerNotification.UNREGISTRATION_NOTIFICATION);
    MarshalledObject<NotificationFilter> sFilter =
        new MarshalledObject<NotificationFilter>(clientFilter);

    Integer[] listenerIDs;
    final ObjectName[] names =
        new ObjectName[] {MBeanServerDelegate.DELEGATE_NAME};
    final MarshalledObject<NotificationFilter>[] filters =
        Util.cast(new MarshalledObject<?>[] {sFilter});
    final Subject[] subjects = new Subject[] {null};
    try {
        listenerIDs =
                connection.addNotificationListeners(names,
                filters,
                subjects);

    } catch (IOException ioe) {
        communicatorAdmin.gotIOException(ioe);

        listenerIDs =
                connection.addNotificationListeners(names,
                filters,
                subjects);
    }
    return listenerIDs[0];
}
 

protected Integer addListenerForMBeanRemovedNotif()
throws IOException, InstanceNotFoundException {
    NotificationFilterSupport clientFilter =
            new NotificationFilterSupport();
    clientFilter.enableType(
            MBeanServerNotification.UNREGISTRATION_NOTIFICATION);
    MarshalledObject<NotificationFilter> sFilter =
        new MarshalledObject<NotificationFilter>(clientFilter);

    Integer[] listenerIDs;
    final ObjectName[] names =
        new ObjectName[] {MBeanServerDelegate.DELEGATE_NAME};
    final MarshalledObject<NotificationFilter>[] filters =
        Util.cast(new MarshalledObject<?>[] {sFilter});
    final Subject[] subjects = new Subject[] {null};
    try {
        listenerIDs =
                connection.addNotificationListeners(names,
                filters,
                subjects);

    } catch (IOException ioe) {
        communicatorAdmin.gotIOException(ioe);

        listenerIDs =
                connection.addNotificationListeners(names,
                filters,
                subjects);
    }
    return listenerIDs[0];
}
 

/**
 * Initialize this <code>LoginModule</code>.
 *
 * @param subject the <code>Subject</code> to be authenticated.
 * @param callbackHandler a <code>CallbackHandler</code> to acquire the
 *                  user's name and password.
 * @param sharedState shared <code>LoginModule</code> state.
 * @param options options specified in the login
 *                  <code>Configuration</code> for this particular
 *                  <code>LoginModule</code>.
 */
public void initialize(Subject subject, CallbackHandler callbackHandler,
                       Map<String,?> sharedState,
                       Map<String,?> options)
{

    this.subject = subject;
    this.callbackHandler = callbackHandler;
    this.sharedState = Util.cast(sharedState);
    this.options = options;

    // initialize any configured options
    tryFirstPass =
            "true".equalsIgnoreCase((String)options.get("tryFirstPass"));
    useFirstPass =
            "true".equalsIgnoreCase((String)options.get("useFirstPass"));
    storePass =
            "true".equalsIgnoreCase((String)options.get("storePass"));
    clearPass =
            "true".equalsIgnoreCase((String)options.get("clearPass"));

    passwordFile = (String)options.get("passwordFile");
    passwordFileDisplayName = passwordFile;
    userSuppliedPasswordFile = true;

    // set the location of the password file
    if (passwordFile == null) {
        passwordFile = DEFAULT_PASSWORD_FILE_NAME;
        userSuppliedPasswordFile = false;
        try {
            System.getProperty("java.home");
            hasJavaHomePermission = true;
            passwordFileDisplayName = passwordFile;
        } catch (SecurityException e) {
            hasJavaHomePermission = false;
            passwordFileDisplayName =
                    ConnectorBootstrap.DefaultValues.PASSWORD_FILE_NAME;
        }
    }
}
 

public static Map<Object, Object> getUserData() {
    final Object userData =
        com.sun.jmx.snmp.ThreadContext.get("SnmpUserData");

    if (userData instanceof Map<?, ?>) return Util.cast(userData);
    else return null;
}
 

/**
 * Return a view of this list as a {@code List<Role>}.
 * Changes to the returned value are reflected by changes
 * to the original {@code RoleList} and vice versa.
 *
 * @return a {@code List<Role>} whose contents
 * reflect the contents of this {@code RoleList}.
 *
 * <p>If this method has ever been called on a given
 * {@code RoleList} instance, a subsequent attempt to add
 * an object to that instance which is not a {@code Role}
 * will fail with an {@code IllegalArgumentException}. For compatibility
 * reasons, a {@code RoleList} on which this method has never
 * been called does allow objects other than {@code Role}s to
 * be added.</p>
 *
 * @throws IllegalArgumentException if this {@code RoleList} contains
 * an element that is not a {@code Role}.
 *
 * @since 1.6
 */
@SuppressWarnings("unchecked")
public List<Role> asList() {
    if (!typeSafe) {
        if (tainted)
            checkTypeSafe(this);
        typeSafe = true;
    }
    return Util.cast(this);
}
 

/**
 * Return a view of this list as a {@code List<Role>}.
 * Changes to the returned value are reflected by changes
 * to the original {@code RoleList} and vice versa.
 *
 * @return a {@code List<Role>} whose contents
 * reflect the contents of this {@code RoleList}.
 *
 * <p>If this method has ever been called on a given
 * {@code RoleList} instance, a subsequent attempt to add
 * an object to that instance which is not a {@code Role}
 * will fail with an {@code IllegalArgumentException}. For compatibility
 * reasons, a {@code RoleList} on which this method has never
 * been called does allow objects other than {@code Role}s to
 * be added.</p>
 *
 * @throws IllegalArgumentException if this {@code RoleList} contains
 * an element that is not a {@code Role}.
 *
 * @since 1.6
 */
@SuppressWarnings("unchecked")
public List<Role> asList() {
    if (!typeSafe) {
        if (tainted)
            checkTypeSafe(this);
        typeSafe = true;
    }
    return Util.cast(this);
}
 

/**
 * <p>Replace the implementation object wrapped in this object.</p>
 *
 * @param implementation The new implementation of this Standard MBean
 * (or MXBean). The <code>implementation</code> object must implement
 * the Standard MBean (or MXBean) interface that was supplied when this
 * <code>StandardMBean</code> was constructed.
 *
 * @exception IllegalArgumentException if the given
 * <var>implementation</var> is null.
 *
 * @exception NotCompliantMBeanException if the given
 * <var>implementation</var> does not implement the
 * Standard MBean (or MXBean) interface that was
 * supplied at construction.
 *
 * @see #getImplementation
 **/
public void setImplementation(Object implementation)
    throws NotCompliantMBeanException {

    if (implementation == null)
        throw new IllegalArgumentException("implementation is null");

    if (isMXBean()) {
        this.mbean = new MXBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    } else {
        this.mbean = new StandardMBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    }
}
 

/**
 * <p>Replace the implementation object wrapped in this object.</p>
 *
 * @param implementation The new implementation of this Standard MBean
 * (or MXBean). The <code>implementation</code> object must implement
 * the Standard MBean (or MXBean) interface that was supplied when this
 * <code>StandardMBean</code> was constructed.
 *
 * @exception IllegalArgumentException if the given
 * <var>implementation</var> is null.
 *
 * @exception NotCompliantMBeanException if the given
 * <var>implementation</var> does not implement the
 * Standard MBean (or MXBean) interface that was
 * supplied at construction.
 *
 * @see #getImplementation
 **/
public void setImplementation(Object implementation)
    throws NotCompliantMBeanException {

    if (implementation == null)
        throw new IllegalArgumentException("implementation is null");

    if (isMXBean()) {
        this.mbean = new MXBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    } else {
        this.mbean = new StandardMBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    }
}
 

/**
 * <p>Replace the implementation object wrapped in this object.</p>
 *
 * @param implementation The new implementation of this Standard MBean
 * (or MXBean). The <code>implementation</code> object must implement
 * the Standard MBean (or MXBean) interface that was supplied when this
 * <code>StandardMBean</code> was constructed.
 *
 * @exception IllegalArgumentException if the given
 * <var>implementation</var> is null.
 *
 * @exception NotCompliantMBeanException if the given
 * <var>implementation</var> does not implement the
 * Standard MBean (or MXBean) interface that was
 * supplied at construction.
 *
 * @see #getImplementation
 **/
public void setImplementation(Object implementation)
    throws NotCompliantMBeanException {

    if (implementation == null)
        throw new IllegalArgumentException("implementation is null");

    if (isMXBean()) {
        this.mbean = new MXBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    } else {
        this.mbean = new StandardMBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    }
}
 

/**
 * <p>Replace the implementation object wrapped in this object.</p>
 *
 * @param implementation The new implementation of this Standard MBean
 * (or MXBean). The <code>implementation</code> object must implement
 * the Standard MBean (or MXBean) interface that was supplied when this
 * <code>StandardMBean</code> was constructed.
 *
 * @exception IllegalArgumentException if the given
 * <var>implementation</var> is null.
 *
 * @exception NotCompliantMBeanException if the given
 * <var>implementation</var> does not implement the
 * Standard MBean (or MXBean) interface that was
 * supplied at construction.
 *
 * @see #getImplementation
 **/
public void setImplementation(Object implementation)
    throws NotCompliantMBeanException {

    if (implementation == null)
        throw new IllegalArgumentException("implementation is null");

    if (isMXBean()) {
        this.mbean = new MXBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    } else {
        this.mbean = new StandardMBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    }
}
 

/**
 * <p>Replace the implementation object wrapped in this object.</p>
 *
 * @param implementation The new implementation of this Standard MBean
 * (or MXBean). The <code>implementation</code> object must implement
 * the Standard MBean (or MXBean) interface that was supplied when this
 * <code>StandardMBean</code> was constructed.
 *
 * @exception IllegalArgumentException if the given
 * <var>implementation</var> is null.
 *
 * @exception NotCompliantMBeanException if the given
 * <var>implementation</var> does not implement the
 * Standard MBean (or MXBean) interface that was
 * supplied at construction.
 *
 * @see #getImplementation
 **/
public void setImplementation(Object implementation)
    throws NotCompliantMBeanException {

    if (implementation == null)
        throw new IllegalArgumentException("implementation is null");

    if (isMXBean()) {
        this.mbean = new MXBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    } else {
        this.mbean = new StandardMBeanSupport(implementation,
                Util.<Class<Object>>cast(getMBeanInterface()));
    }
}
 

/**
 * Return a view of this list as a {@code List<Role>}.
 * Changes to the returned value are reflected by changes
 * to the original {@code RoleList} and vice versa.
 *
 * @return a {@code List<Role>} whose contents
 * reflect the contents of this {@code RoleList}.
 *
 * <p>If this method has ever been called on a given
 * {@code RoleList} instance, a subsequent attempt to add
 * an object to that instance which is not a {@code Role}
 * will fail with an {@code IllegalArgumentException}. For compatibility
 * reasons, a {@code RoleList} on which this method has never
 * been called does allow objects other than {@code Role}s to
 * be added.</p>
 *
 * @throws IllegalArgumentException if this {@code RoleList} contains
 * an element that is not a {@code Role}.
 *
 * @since 1.6
 */
@SuppressWarnings("unchecked")
public List<Role> asList() {
    if (!typeSafe) {
        if (tainted)
            checkTypeSafe(this);
        typeSafe = true;
    }
    return Util.cast(this);
}
 

/**
 * Return a view of this list as a {@code List<RoleUnresolved>}.
 * Changes to the returned value are reflected by changes
 * to the original {@code RoleUnresolvedList} and vice versa.
 *
 * @return a {@code List<RoleUnresolved>} whose contents
 * reflect the contents of this {@code RoleUnresolvedList}.
 *
 * <p>If this method has ever been called on a given
 * {@code RoleUnresolvedList} instance, a subsequent attempt to add
 * an object to that instance which is not a {@code RoleUnresolved}
 * will fail with an {@code IllegalArgumentException}. For compatibility
 * reasons, a {@code RoleUnresolvedList} on which this method has never
 * been called does allow objects other than {@code RoleUnresolved}s to
 * be added.</p>
 *
 * @throws IllegalArgumentException if this {@code RoleUnresolvedList}
 * contains an element that is not a {@code RoleUnresolved}.
 *
 * @since 1.6
 */
@SuppressWarnings("unchecked")
public List<RoleUnresolved> asList() {
    if (!typeSafe) {
        if (tainted)
            checkTypeSafe(this);
        typeSafe = true;
    }
    return Util.cast(this);
}
 

/**
 * Returns a collection view of the index to row mappings
 * contained in this {@code TabularDataSupport} instance.
 * Each element in the returned collection is
 * a {@code Map.Entry<List<?>,CompositeData>} but
 * is declared as a {@code Map.Entry<Object,Object>}
 * for compatibility reasons. Each of the map entry
 * keys is an unmodifiable {@code List<?>}.
 * The collection is backed by the underlying map of this
 * {@code TabularDataSupport} instance, so changes to the
 * {@code TabularDataSupport} instance are reflected in
 * the collection, and vice-versa.
 * The collection supports element removal, which removes
 * the corresponding mapping from the map, via the
 * {@link Iterator#remove}, {@link Collection#remove},
 * {@link Collection#removeAll}, {@link Collection#retainAll},
 * and {@link Collection#clear} operations. It does not support
 * the {@link Collection#add} or {@link Collection#addAll}
 * operations.
 * <p>
 * <b>IMPORTANT NOTICE</b>: Do not use the {@code setValue} method of the
 * {@code Map.Entry} elements contained in the returned collection view.
 * Doing so would corrupt the index to row mappings contained in this
 * {@code TabularDataSupport} instance.
 *
 * @return a collection view ({@code Set<Map.Entry<List<?>,CompositeData>>})
 * of the mappings contained in this map.
 * @see java.util.Map.Entry
 */
@SuppressWarnings("unchecked")  // historical confusion about the return type
public Set<Map.Entry<Object,Object>> entrySet() {

    return Util.cast(dataMap.entrySet());
}