/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2007-2006 Sun Microsystems, Inc.
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*/
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package org.opends.server.monitors;
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import java.util.ArrayList;
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import java.util.LinkedHashSet;
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import org.opends.server.api.MonitorProvider;
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import org.opends.server.config.ConfigEntry;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.protocols.asn1.ASN1OctetString;
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import org.opends.server.types.Attribute;
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import org.opends.server.types.AttributeType;
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import org.opends.server.types.AttributeValue;
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import org.opends.server.types.InitializationException;
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import org.opends.server.util.DynamicConstants;
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import static org.opends.server.loggers.debug.DebugLogger.debugCaught;
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import static org.opends.server.loggers.debug.DebugLogger.debugEnabled;
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import org.opends.server.types.DebugLogLevel;
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/**
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* This class defines a monitor provider that reports Directory Server version
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* information.
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*/
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public class VersionMonitorProvider
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extends MonitorProvider
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{
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/**
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* Initializes this monitor provider.
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*/
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public VersionMonitorProvider()
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{
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super("Version Monitor Provider");
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// No initialization should be performed here.
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}
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/**
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* Initializes this monitor provider based on the information in the provided
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* configuration entry.
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*
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* @param configEntry The configuration entry that contains the information
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* to use to initialize this monitor provider.
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*
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* @throws ConfigException If an unrecoverable problem arises in the
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* process of performing the initialization.
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*
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* @throws InitializationException If a problem occurs during initialization
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* that is not related to the server
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* configuration.
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*/
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public void initializeMonitorProvider(ConfigEntry configEntry)
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throws ConfigException, InitializationException
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{
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// No initialization is required.
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}
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/**
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* Retrieves the name of this monitor provider. It should be unique among all
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* monitor providers, including all instances of the same monitor provider.
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*
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* @return The name of this monitor provider.
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*/
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public String getMonitorInstanceName()
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{
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return "Version";
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}
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/**
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* Retrieves the length of time in milliseconds that should elapse between
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* calls to the <CODE>updateMonitorData()</CODE> method. A negative or zero
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* return value indicates that the <CODE>updateMonitorData()</CODE> method
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* should not be periodically invoked.
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*
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* @return The length of time in milliseconds that should elapse between
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* calls to the <CODE>updateMonitorData()</CODE> method.
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*/
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public long getUpdateInterval()
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{
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// This monitor does not need to run periodically.
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return 0;
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}
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/**
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* Performs any processing periodic processing that may be desired to update
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* the information associated with this monitor. Note that best-effort
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* attempts will be made to ensure that calls to this method come
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* <CODE>getUpdateInterval()</CODE> milliseconds apart, but no guarantees will
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* be made.
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*/
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public void updateMonitorData()
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{
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// This monitor does not need to run periodically.
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return;
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}
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/**
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* Retrieves a set of attributes containing monitor data that should be
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* returned to the client if the corresponding monitor entry is requested.
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*
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* @return A set of attributes containing monitor data that should be
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* returned to the client if the corresponding monitor entry is
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* requested.
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*/
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public ArrayList<Attribute> getMonitorData()
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{
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ArrayList<Attribute> attrs = new ArrayList<Attribute>(8);
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attrs.add(createAttribute("productName", DynamicConstants.PRODUCT_NAME));
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attrs.add(createAttribute("buildID", DynamicConstants.BUILD_ID));
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attrs.add(createAttribute("majorVersion",
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String.valueOf(DynamicConstants.MAJOR_VERSION)));
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attrs.add(createAttribute("minorVersion",
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String.valueOf(DynamicConstants.MINOR_VERSION)));
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attrs.add(createAttribute("pointVersion",
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String.valueOf(DynamicConstants.POINT_VERSION)));
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attrs.add(createAttribute("versionQualifier",
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DynamicConstants.VERSION_QUALIFIER));
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attrs.add(createAttribute("revisionNumber",
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String.valueOf(DynamicConstants.REVISION_NUMBER)));
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attrs.add(createAttribute("debugBuild",
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String.valueOf(DynamicConstants.DEBUG_BUILD)));
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attrs.add(createAttribute("fixIDs", DynamicConstants.FIX_IDS));
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return attrs;
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}
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/**
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* Constructs an attribute using the provided information. It will have the
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* default syntax.
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*
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* @param name The name to use for the attribute.
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* @param value The value to use for the attribute.
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*
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* @return The attribute created from the provided information.
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*/
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private Attribute createAttribute(String name, String value)
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{
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AttributeType attrType = DirectoryServer.getDefaultAttributeType(name);
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ASN1OctetString encodedValue = new ASN1OctetString(value);
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LinkedHashSet<AttributeValue> values = new LinkedHashSet<AttributeValue>(1);
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try
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{
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values.add(new AttributeValue(encodedValue,
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attrType.normalize(encodedValue)));
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}
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catch (Exception e)
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{
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if (debugEnabled())
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{
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debugCaught(DebugLogLevel.ERROR, e);
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}
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values.add(new AttributeValue(encodedValue, encodedValue));
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}
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return new Attribute(attrType, name, values);
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}
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}
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