Examples with AttributeList javax.management.AttributeList used on opensource projects

Example 41 with AttributeList

use of javax.management.AttributeList in project jdk8u_jdk by JetBrains.

the class MBeanServerDelegateImpl method getAttributes.

/**
     * Makes it possible to get the values of several attributes of
     * the MBeanServerDelegate.
     *
     * @param attributes A list of the attributes to be retrieved.
     *
     * @return  The list of attributes retrieved.
     *
     */
public AttributeList getAttributes(String[] attributes) {
    // If attributes is null, the get all attributes.
    //
    final String[] attn = (attributes == null ? attributeNames : attributes);
    // Prepare the result list.
    //
    final int len = attn.length;
    final AttributeList list = new AttributeList(len);
    //
    for (int i = 0; i < len; i++) {
        try {
            final Attribute a = new Attribute(attn[i], getAttribute(attn[i]));
            list.add(a);
        } catch (Exception x) {
            //
            if (MBEANSERVER_LOGGER.isLoggable(Level.FINEST)) {
                MBEANSERVER_LOGGER.logp(Level.FINEST, MBeanServerDelegateImpl.class.getName(), "getAttributes", "Attribute " + attn[i] + " not found");
            }
        }
    }
    //
    return list;
}

Example 42 with AttributeList

use of javax.management.AttributeList in project jdk8u_jdk by JetBrains.

the class SnmpGenericObjectServer method get.

/**
     * Execute an SNMP GET request.
     *
     * <p>
     * This method first builds the list of attributes that need to be
     * retrieved from the MBean and then calls getAttributes() on the
     * MBean server. Then it updates the SnmpMibSubRequest with the values
     * retrieved from the MBean.
     * </p>
     *
     * <p>
     * The SNMP metadata information is obtained through the given
     * <code>meta</code> object, which usually is an instance of a
     * <code>mibgen</code> generated class.
     * </p>
     *
     * <p><b><i>
     * This method is called internally by <code>mibgen</code> generated
     * objects and you should never need to call it directly.
     * </i></b></p>
     *
     * @param meta  The metadata object impacted by the subrequest
     * @param name  The ObjectName of the MBean impacted by this subrequest
     * @param req   The SNMP subrequest to execute on the MBean
     * @param depth The depth of the SNMP object in the OID tree.
     *
     * @exception SnmpStatusException whenever an SNMP exception must be
     *      raised. Raising an exception will abort the request.<br>
     *      Exceptions should never be raised directly, but only by means of
     * <code>
     * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>)
     * </code>
     **/
public void get(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth) throws SnmpStatusException {
    // java.lang.System.out.println(">>>>>>>>> GET " + name);
    final int size = req.getSize();
    final Object data = req.getUserData();
    final String[] nameList = new String[size];
    final SnmpVarBind[] varList = new SnmpVarBind[size];
    final long[] idList = new long[size];
    int i = 0;
    for (Enumeration<SnmpVarBind> e = req.getElements(); e.hasMoreElements(); ) {
        final SnmpVarBind var = e.nextElement();
        try {
            final long id = var.oid.getOidArc(depth);
            nameList[i] = meta.getAttributeName(id);
            varList[i] = var;
            idList[i] = id;
            // Check the access rights according to the MIB.
            // The MBean might be less restrictive (have a getter
            // while the MIB defines the variable as AFN)
            //
            meta.checkGetAccess(id, data);
            //java.lang.System.out.println(nameList[i] + " added.");
            i++;
        } catch (SnmpStatusException x) {
            //java.lang.System.out.println("exception for " + nameList[i]);
            //x.printStackTrace();
            req.registerGetException(var, x);
        }
    }
    AttributeList result = null;
    int errorCode = SnmpStatusException.noSuchInstance;
    try {
        result = server.getAttributes(name, nameList);
    } catch (InstanceNotFoundException f) {
        //java.lang.System.out.println(name + ": instance not found.");
        //f.printStackTrace();
        result = new AttributeList();
    } catch (ReflectionException r) {
        //java.lang.System.out.println(name + ": reflexion error.");
        //r.printStackTrace();
        result = new AttributeList();
    } catch (Exception x) {
        result = new AttributeList();
    }
    final Iterator<?> it = result.iterator();
    for (int j = 0; j < i; j++) {
        if (!it.hasNext()) {
            //java.lang.System.out.println(name + "variable[" + j +
            //                           "] absent");
            final SnmpStatusException x = new SnmpStatusException(errorCode);
            req.registerGetException(varList[j], x);
            continue;
        }
        final Attribute att = (Attribute) it.next();
        while ((j < i) && (!nameList[j].equals(att.getName()))) {
            //java.lang.System.out.println(name + "variable[" +j +
            //                           "] not found");
            final SnmpStatusException x = new SnmpStatusException(errorCode);
            req.registerGetException(varList[j], x);
            j++;
        }
        if (j == i)
            break;
        try {
            varList[j].value = meta.buildSnmpValue(idList[j], att.getValue());
        } catch (SnmpStatusException x) {
            req.registerGetException(varList[j], x);
        }
    //java.lang.System.out.println(att.getName() + " retrieved.");
    }
//java.lang.System.out.println(">>>>>>>>> END GET");
}

Example 43 with AttributeList

use of javax.management.AttributeList in project jdk8u_jdk by JetBrains.

the class SnmpGenericObjectServer method set.

/**
     * Execute an SNMP SET request.
     *
     * <p>
     * This method first builds the list of attributes that need to be
     * set on the MBean and then calls setAttributes() on the
     * MBean server. Then it updates the SnmpMibSubRequest with the new
     * values retrieved from the MBean.
     * </p>
     *
     * <p>
     * The SNMP metadata information is obtained through the given
     * <code>meta</code> object, which usually is an instance of a
     * <code>mibgen</code> generated class.
     * </p>
     *
     * <p><b><i>
     * This method is called internally by <code>mibgen</code> generated
     * objects and you should never need to call it directly.
     * </i></b></p>
     *
     * @param meta  The metadata object impacted by the subrequest
     * @param name  The ObjectName of the MBean impacted by this subrequest
     * @param req   The SNMP subrequest to execute on the MBean
     * @param depth The depth of the SNMP object in the OID tree.
     *
     * @exception SnmpStatusException whenever an SNMP exception must be
     *      raised. Raising an exception will abort the request. <br>
     *      Exceptions should never be raised directly, but only by means of
     * <code>
     * req.registerGetException(<i>VariableId</i>,<i>SnmpStatusException</i>)
     * </code>
     **/
public void set(SnmpGenericMetaServer meta, ObjectName name, SnmpMibSubRequest req, int depth) throws SnmpStatusException {
    final int size = req.getSize();
    final AttributeList attList = new AttributeList(size);
    final String[] nameList = new String[size];
    final SnmpVarBind[] varList = new SnmpVarBind[size];
    final long[] idList = new long[size];
    int i = 0;
    for (Enumeration<SnmpVarBind> e = req.getElements(); e.hasMoreElements(); ) {
        final SnmpVarBind var = e.nextElement();
        try {
            final long id = var.oid.getOidArc(depth);
            final String attname = meta.getAttributeName(id);
            final Object attvalue = meta.buildAttributeValue(id, var.value);
            final Attribute att = new Attribute(attname, attvalue);
            attList.add(att);
            nameList[i] = attname;
            varList[i] = var;
            idList[i] = id;
            i++;
        } catch (SnmpStatusException x) {
            req.registerSetException(var, x);
        }
    }
    AttributeList result;
    int errorCode = SnmpStatusException.noAccess;
    try {
        result = server.setAttributes(name, attList);
    } catch (InstanceNotFoundException f) {
        result = new AttributeList();
        errorCode = SnmpStatusException.snmpRspInconsistentName;
    } catch (ReflectionException r) {
        errorCode = SnmpStatusException.snmpRspInconsistentName;
        result = new AttributeList();
    } catch (Exception x) {
        result = new AttributeList();
    }
    final Iterator<?> it = result.iterator();
    for (int j = 0; j < i; j++) {
        if (!it.hasNext()) {
            final SnmpStatusException x = new SnmpStatusException(errorCode);
            req.registerSetException(varList[j], x);
            continue;
        }
        final Attribute att = (Attribute) it.next();
        while ((j < i) && (!nameList[j].equals(att.getName()))) {
            final SnmpStatusException x = new SnmpStatusException(SnmpStatusException.noAccess);
            req.registerSetException(varList[j], x);
            j++;
        }
        if (j == i)
            break;
        try {
            varList[j].value = meta.buildSnmpValue(idList[j], att.getValue());
        } catch (SnmpStatusException x) {
            req.registerSetException(varList[j], x);
        }
    }
}

Example 44 with AttributeList

use of javax.management.AttributeList in project jdk8u_jdk by JetBrains.

the class DefaultMBeanServerInterceptor method setAttributes.

public AttributeList setAttributes(ObjectName name, AttributeList attributes) throws InstanceNotFoundException, ReflectionException {
    if (name == null) {
        throw new RuntimeOperationsException(new IllegalArgumentException("ObjectName name cannot be null"), "Exception occurred trying to invoke the setter on the MBean");
    }
    if (attributes == null) {
        throw new RuntimeOperationsException(new IllegalArgumentException("AttributeList  cannot be null"), "Exception occurred trying to invoke the setter on the MBean");
    }
    name = nonDefaultDomain(name);
    final DynamicMBean instance = getMBean(name);
    final AttributeList allowedAttributes;
    final SecurityManager sm = System.getSecurityManager();
    if (sm == null)
        allowedAttributes = attributes;
    else {
        String classname = getClassName(instance);
        // Check if the caller has the right to invoke 'setAttribute'
        //
        checkMBeanPermission(classname, null, name, "setAttribute");
        // Check if the caller has the right to invoke 'setAttribute'
        // on each specific attribute
        //
        allowedAttributes = new AttributeList(attributes.size());
        for (Attribute attribute : attributes.asList()) {
            try {
                checkMBeanPermission(classname, attribute.getName(), name, "setAttribute");
                allowedAttributes.add(attribute);
            } catch (SecurityException e) {
            // OK: Do not add this attribute to the list
            }
        }
    }
    try {
        return instance.setAttributes(allowedAttributes);
    } catch (Throwable t) {
        rethrow(t);
        throw new AssertionError();
    }
}

Example 45 with AttributeList

use of javax.management.AttributeList in project jdk8u_jdk by JetBrains.

the class RequiredModelMBean method setAttributes.

/**
     * Sets the values of an array of attributes of this ModelMBean.
     * Executes the setAttribute() method for each attribute in the list.
     *
     * @param attributes A list of attributes: The identification of the
     * attributes to be set and  the values they are to be set to.
     *
     * @return  The array of attributes that were set, with their new
     *    values in Attribute instances.
     *
     * @exception RuntimeOperationsException Wraps an
     *   {@link IllegalArgumentException}: The object name in parameter
     *   is null or attributes in parameter is null.
     *
     * @see #getAttributes
     **/
public AttributeList setAttributes(AttributeList attributes) {
    if (MODELMBEAN_LOGGER.isLoggable(Level.FINER)) {
        MODELMBEAN_LOGGER.logp(Level.FINER, RequiredModelMBean.class.getName(), "setAttribute(Attribute)", "Entry");
    }
    if (attributes == null)
        throw new RuntimeOperationsException(new IllegalArgumentException("attributes must not be null"), "Exception occurred trying to set attributes of a " + "RequiredModelMBean");
    final AttributeList responseList = new AttributeList();
    // Go through the list of attributes
    for (Attribute attr : attributes.asList()) {
        try {
            setAttribute(attr);
            responseList.add(attr);
        } catch (Exception excep) {
            responseList.remove(attr);
        }
    }
    return responseList;
}