Example usage for javax.management.openmbean OpenDataException toString

Introduction

In this page you can find the example usage for javax.management.openmbean OpenDataException toString.

Prototype

public String toString() 

Source Link

Document

Returns a short description of this throwable.

Usage

From source file:org.eclipse.gyrex.monitoring.internal.mbeans.MetricSetMBean.java

private void initialize() {
    final List<OpenMBeanAttributeInfoSupport> attributes = new ArrayList<OpenMBeanAttributeInfoSupport>();
    final OpenMBeanConstructorInfoSupport[] constructors = new OpenMBeanConstructorInfoSupport[0];
    final List<OpenMBeanOperationInfoSupport> operations = new ArrayList<OpenMBeanOperationInfoSupport>(1);
    final MBeanNotificationInfo[] notifications = new MBeanNotificationInfo[0];

    // common attribute
    attributes//  www  .ja  v  a 2  s  .co m
            .add(new OpenMBeanAttributeInfoSupport(ID, "MetricSet Id", SimpleType.STRING, true, false, false));
    attributes.add(new OpenMBeanAttributeInfoSupport(DESCRIPTION, "MetricSet Description", SimpleType.STRING,
            true, false, false));

    // service property attributes
    try {
        final String[] propertyTypeNames = new String[] { "key", "value" };
        propertyType = new CompositeType("property", "A property with name and value.", propertyTypeNames,
                new String[] { "Name", "Value" }, new OpenType[] { SimpleType.STRING, SimpleType.STRING });
        propertyTableType = new TabularType(PROPERTIES, "A lst of properties.", propertyType,
                new String[] { "key" });
        attributes.add(new OpenMBeanAttributeInfoSupport(PROPERTIES, "MetricSet Properties", propertyTableType,
                true, false, false));

        // pre-build service properties
        properties = new TabularDataSupport(propertyTableType);
        final String[] propertyKeys = reference.getPropertyKeys();
        for (final String serviceProperty : propertyKeys) {
            if (serviceProperty.startsWith("gyrex.") || serviceProperty.equals(Constants.SERVICE_DESCRIPTION)
                    || serviceProperty.equals(Constants.SERVICE_VENDOR)) {
                final Object value = reference.getProperty(serviceProperty);
                if (value == null) {
                    continue;
                }
                if (isConvertibleToString(value.getClass())) {
                    final Object[] values = { serviceProperty, String.valueOf(value) };
                    properties.put(new CompositeDataSupport(propertyType, propertyTypeNames, values));
                }
            }
        }
    } catch (final OpenDataException e) {
        attributes.add(new OpenMBeanAttributeInfoSupport("propertiesError",
                "Exception occured while determining properties. " + e.toString(), SimpleType.STRING, true,
                false, false));
    }

    // metrics
    final List<BaseMetric> metrics = metricSet.getMetrics();
    metricTypesByAttributeName = new HashMap<String, CompositeType>(metrics.size());
    metricByAttributeName = new HashMap<String, BaseMetric>(metrics.size());
    for (final BaseMetric metric : metrics) {
        final String attributeName = StringUtils.removeStart(metric.getId(), metricSet.getId() + ".");
        try {
            final CompositeType type = getType(metric);
            if (type != null) {
                metricTypesByAttributeName.put(attributeName, type);
                metricByAttributeName.put(attributeName, metric);
                attributes.add(new OpenMBeanAttributeInfoSupport(attributeName, metric.getId(), type, true,
                        false, false));
            }
        } catch (final OpenDataException e) {
            attributes.add(new OpenMBeanAttributeInfoSupport(attributeName + "Error",
                    "Exception occured while determining properties. " + e.toString(), SimpleType.STRING, true,
                    false, false));
        }
    }

    // reset operation for metric
    operations.add(new OpenMBeanOperationInfoSupport(RESET_STATS, "reset the metric statistics", null,
            SimpleType.VOID, MBeanOperationInfo.ACTION));

    // build the info
    beanInfo = new OpenMBeanInfoSupport(this.getClass().getName(), metricSet.getDescription(),
            attributes.toArray(new OpenMBeanAttributeInfoSupport[attributes.size()]), constructors,
            operations.toArray(new OpenMBeanOperationInfoSupport[operations.size()]), notifications);
}

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