com.sun.xml.ws.config.management.jmx.Reconfig Maven / Gradle / Ivy
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package com.sun.xml.ws.config.management.jmx;
import com.sun.istack.logging.Logger;
import com.sun.xml.ws.api.config.management.jmx.ReconfigMBean;
import com.sun.xml.ws.config.management.ManagementMessages;
import java.io.Serializable;
import java.util.Map;
import javax.management.Attribute;
import javax.management.AttributeList;
import javax.management.AttributeNotFoundException;
import javax.management.InvalidAttributeValueException;
import javax.management.MBeanException;
import javax.management.MBeanInfo;
import javax.management.MBeanNotificationInfo;
import javax.management.NotificationBroadcasterSupport;
import javax.management.ReflectionException;
import javax.management.RuntimeOperationsException;
import javax.management.openmbean.OpenMBeanAttributeInfoSupport;
import javax.management.openmbean.OpenMBeanConstructorInfoSupport;
import javax.management.openmbean.OpenMBeanInfoSupport;
import javax.management.openmbean.OpenMBeanOperationInfoSupport;
import javax.management.openmbean.OpenMBeanParameterInfoSupport;
/**
* Implements an MBean with support for JMX notifications.
*
* You can easily add new attributes and notifications to this implementation
* through listeners.
*
* @author Fabian Ritzmann
*/
class Reconfig extends NotificationBroadcasterSupport implements ReconfigMBean, Serializable {
private static final Logger LOGGER = Logger.getLogger(Reconfig.class);
private final Map attributeToListener;
private final Map notificationToListener;
public Reconfig(Map attributeNameToListener,
Map notificationToListener) {
this.attributeToListener = attributeNameToListener;
this.notificationToListener = notificationToListener;
}
public Object getAttribute(String attributeName)
throws AttributeNotFoundException, MBeanException, ReflectionException {
if (attributeName == null) {
throw LOGGER.logSevereException(new RuntimeOperationsException(
new IllegalArgumentException(ManagementMessages.WSM_5073_ATTRIBUTE_NAME_NULL()),
ManagementMessages.WSM_5074_GET_ATTRIBUTE_NULL_NAME()));
}
final MBeanAttribute listener = attributeToListener.get(attributeName);
if (listener != null) {
if (!listener.isReadable()) {
throw LOGGER.logSevereException(new AttributeNotFoundException(
ManagementMessages.WSM_5085_ATTRIBUTE_UNREADABLE(attributeName)));
}
return listener.getValue();
}
throw LOGGER.logSevereException(new AttributeNotFoundException(
ManagementMessages.WSM_5075_CANNOT_FIND_ATTRIBUTE(attributeName)));
}
public void setAttribute(Attribute attribute) throws AttributeNotFoundException,
InvalidAttributeValueException, MBeanException, ReflectionException {
// Check attribute is not null to avoid NullPointerException later on
if (attribute == null) {
throw LOGGER.logSevereException(new RuntimeOperationsException(
new IllegalArgumentException(ManagementMessages.WSM_5076_ATTRIBUTE_NULL()),
ManagementMessages.WSM_5077_SETTER_ATTRIBUTE_NULL(ManagementMessages.RECONFIG_MBEAN_NAME())));
}
String name = attribute.getName(); // Note: Attribute's constructor
// ensures it is not null
Object value = attribute.getValue();
// Check for a recognized attribute name and call the corresponding
// setter
//
final MBeanAttribute listener = attributeToListener.get(name);
if (listener != null) {
if (!listener.isWritable()) {
throw LOGGER.logSevereException(new AttributeNotFoundException(
ManagementMessages.WSM_5086_ATTRIBUTE_UNWRITABLE(name)));
}
if (value == null) {
throw LOGGER.logSevereException(new InvalidAttributeValueException(
ManagementMessages.WSM_5078_ATTRIBUTE_VALUE_NULL(name)));
}
else {
try {
listener.setValue(value);
} catch (RuntimeException e) {
LOGGER.severe(ManagementMessages.WSM_5072_ATTRIBUTE_UPDATE_FAILED(name, value), e);
throw LOGGER.logSevereException(new RuntimeOperationsException(e,
ManagementMessages.WSM_5084_ATTRIBUTE_UPDATE_FAILED(name)));
}
}
}
// unrecognized attribute name:
else {
throw LOGGER.logSevereException(new AttributeNotFoundException(
ManagementMessages.WSM_5079_ATTRIBUTE_NOT_FOUND(name, ManagementMessages.RECONFIG_MBEAN_NAME())));
}
}
public AttributeList getAttributes(String[] attributes) {
if (attributes == null) {
throw LOGGER.logSevereException(new RuntimeOperationsException(
new IllegalArgumentException(ManagementMessages.WSM_5080_ATTRIBUTE_NAMES_ARRAY_NULL()),
ManagementMessages.WSM_5081_GET_ATTRIBUTES_NULL_NAME()));
}
AttributeList resultList = new AttributeList();
if (attributes.length == 0)
return resultList;
for (int i=0 ; i < attributes.length ; i++) {
try {
Object value = getAttribute(attributes[i]);
resultList.add(new Attribute(attributes[i],value));
} catch (AttributeNotFoundException e) {
LOGGER.logSevereException(e);
} catch (MBeanException e) {
LOGGER.logSevereException(e);
} catch (ReflectionException e) {
LOGGER.logSevereException(e);
}
}
return(resultList);
}
public AttributeList setAttributes(AttributeList attributes) {
// Check attributes is not null to avoid NullPointerException later on
if (attributes == null) {
throw LOGGER.logSevereException(new RuntimeOperationsException(
new IllegalArgumentException(ManagementMessages.WSM_5082_ATTRIBUTE_LIST_NULL()),
ManagementMessages.WSM_5083_CANNOT_INVOKE_SETTER(ManagementMessages.RECONFIG_MBEAN_NAME())));
}
AttributeList resultList = new AttributeList();
// if attributeNames is empty, nothing more to do
if (attributes.isEmpty())
return resultList;
// for each attribute, try to set it and add to the result list if
// successful
for (Object attribute : attributes) {
Attribute attr = (Attribute) attribute;
try {
setAttribute(attr);
String name = attr.getName();
Object value = getAttribute(name);
resultList.add(new Attribute(name,value));
} catch (Exception e) {
LOGGER.logSevereException(e);
}
}
return resultList;
}
public Object invoke(String actionName, Object[] params, String[] signature)
throws MBeanException, ReflectionException {
return null;
}
public MBeanInfo getMBeanInfo() {
OpenMBeanAttributeInfoSupport[] attributes =
new OpenMBeanAttributeInfoSupport[attributeToListener.size()];
OpenMBeanConstructorInfoSupport[] constructors =
new OpenMBeanConstructorInfoSupport[1];
OpenMBeanOperationInfoSupport[] operations =
new OpenMBeanOperationInfoSupport[0];
MBeanNotificationInfo[] notifications =
new MBeanNotificationInfo[notificationToListener.size()];
int i = 0;
for (String attributeName : attributeToListener.keySet()) {
final MBeanAttribute listener = attributeToListener.get(attributeName);
attributes[i] = new OpenMBeanAttributeInfoSupport(attributeName,
listener.getDescription(),
listener.getType(),
listener.isReadable(),
listener.isWritable(),
false);
i++;
}
i = 0;
for (String notificationName : notificationToListener.keySet()) {
ReconfigNotification listener = notificationToListener.get(notificationName);
notifications[i] = new MBeanNotificationInfo(listener.getNotificationTypes(),
listener.getName(),
listener.getDescription());
}
constructors[0] = new OpenMBeanConstructorInfoSupport(
ManagementMessages.RECONFIG_MBEAN_NAME(),
ManagementMessages.RECONFIG_MBEAN_CONSTRUCTOR_DESCRIPTION(ManagementMessages.RECONFIG_MBEAN_NAME()),
new OpenMBeanParameterInfoSupport[0]);
return new OpenMBeanInfoSupport(this.getClass().getName(),
ManagementMessages.RECONFIG_MBEAN_DESCRIPTION(),
attributes,
constructors,
operations,
notifications);
}
}
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