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/*
* Copyright 2014-2024 Ping Identity Corporation
* All Rights Reserved.
*/
/*
* Copyright 2014-2024 Ping Identity Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Copyright (C) 2014-2024 Ping Identity Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.ldap.sdk.unboundidds.monitors;
import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.StringTokenizer;
import com.unboundid.ldap.sdk.Entry;
import com.unboundid.util.Debug;
import com.unboundid.util.NotMutable;
import com.unboundid.util.NotNull;
import com.unboundid.util.Nullable;
import com.unboundid.util.StaticUtils;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;
import static com.unboundid.ldap.sdk.unboundidds.monitors.MonitorMessages.*;
/**
* This class defines a numeric gauge monitor entry, which obtains its
* information from a numeric value in a monitor entry.
*
*
* NOTE: This class, and other classes within the
* {@code com.unboundid.ldap.sdk.unboundidds} package structure, are only
* supported for use against Ping Identity, UnboundID, and
* Nokia/Alcatel-Lucent 8661 server products. These classes provide support
* for proprietary functionality or for external specifications that are not
* considered stable or mature enough to be guaranteed to work in an
* interoperable way with other types of LDAP servers.
*
*/
@NotMutable()
@ThreadSafety(level=ThreadSafetyLevel.COMPLETELY_THREADSAFE)
public final class NumericGaugeMonitorEntry
extends GaugeMonitorEntry
{
/**
* The structural object class used in gauge monitor entries.
*/
@NotNull static final String NUMERIC_GAUGE_MONITOR_OC =
"ds-numeric-gauge-monitor-entry";
/**
* The serial version UID for this serializable class.
*/
private static final long serialVersionUID = 2049893927290436280L;
// The current value for the gauge.
@Nullable private final Double currentValue;
// The maximum value observed for the gauge.
@Nullable private final Double maximumValue;
// The minimum value observed for the gauge.
@Nullable private final Double minimumValue;
// The current value for the gauge.
@Nullable private final Double previousValue;
// The set of observed values for the gauge.
@NotNull private final List observedValues;
/**
* Creates a new numeric gauge monitor entry from the provided entry.
*
* @param entry The entry to be parsed as a numeric gauge monitor entry. It
* must not be {@code null}.
*/
public NumericGaugeMonitorEntry(@NotNull final Entry entry)
{
super(entry);
currentValue = getDouble("value");
previousValue = getDouble("previous-value");
minimumValue = getDouble("value-minimum");
maximumValue = getDouble("value-maximum");
final String observedStr = getString("observed-values");
if ((observedStr == null) || observedStr.isEmpty())
{
observedValues = Collections.emptyList();
}
else
{
final ArrayList values = new ArrayList<>(10);
try
{
final StringTokenizer tokenizer = new StringTokenizer(observedStr, ",");
while (tokenizer.hasMoreTokens())
{
values.add(Double.parseDouble(tokenizer.nextToken()));
}
}
catch (final Exception e)
{
Debug.debugException(e);
values.clear();
}
observedValues = Collections.unmodifiableList(values);
}
}
/**
* Retrieves the current value for the gauge, if available.
*
* @return The current value for the gauge, or {@code null} if it was not
* included in the monitor entry.
*/
@Nullable()
public Double getCurrentValue()
{
return currentValue;
}
/**
* Retrieves the previous value for the gauge, if available.
*
* @return The previous value for the gauge, or {@code null} if it was not
* included in the monitor entry.
*/
@Nullable()
public Double getPreviousValue()
{
return previousValue;
}
/**
* Retrieves the minimum value observed for the gauge, if available.
*
* @return The minimum value observed for the gauge, or {@code null} if it
* was not included in the monitor entry.
*/
@Nullable()
public Double getMinimumValue()
{
return minimumValue;
}
/**
* Retrieves the maximum value observed for the gauge, if available.
*
* @return The maximum value observed for the gauge, or {@code null} if it
* was not included in the monitor entry.
*/
@Nullable()
public Double getMaximumValue()
{
return maximumValue;
}
/**
* Retrieves the set of observed values for the gauge, if available.
*
* @return The set of observed values for the gauge, or {@code null} if it
* was not included in the monitor entry.
*/
@NotNull()
public List getObservedValues()
{
return observedValues;
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public String getMonitorDisplayName()
{
return INFO_NUMERIC_GAUGE_MONITOR_DISPNAME.get();
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public String getMonitorDescription()
{
return INFO_NUMERIC_GAUGE_MONITOR_DESC.get();
}
/**
* {@inheritDoc}
*/
@Override()
@NotNull()
public Map getMonitorAttributes()
{
final Map superAttributes =
super.getMonitorAttributes();
final LinkedHashMap attrs = new LinkedHashMap<>(
StaticUtils.computeMapCapacity(superAttributes.size() + 5));
attrs.putAll(superAttributes);
if (currentValue != null)
{
addMonitorAttribute(attrs,
"value",
INFO_NUMERIC_GAUGE_DISPNAME_CURRENT_VALUE.get(),
INFO_NUMERIC_GAUGE_DESC_CURRENT_VALUE.get(),
currentValue);
}
if (previousValue != null)
{
addMonitorAttribute(attrs,
"previous-value",
INFO_NUMERIC_GAUGE_DISPNAME_PREVIOUS_VALUE.get(),
INFO_NUMERIC_GAUGE_DESC_PREVIOUS_VALUE.get(),
previousValue);
}
if (minimumValue != null)
{
addMonitorAttribute(attrs,
"value-minimum",
INFO_NUMERIC_GAUGE_DISPNAME_MINIMUM_VALUE.get(),
INFO_NUMERIC_GAUGE_DESC_MINIMUM_VALUE.get(),
minimumValue);
}
if (maximumValue != null)
{
addMonitorAttribute(attrs,
"value-maximum",
INFO_NUMERIC_GAUGE_DISPNAME_MAXIMUM_VALUE.get(),
INFO_NUMERIC_GAUGE_DESC_MAXIMUM_VALUE.get(),
maximumValue);
}
if (! observedValues.isEmpty())
{
final Double[] values = new Double[observedValues.size()];
observedValues.toArray(values);
attrs.put("observed-values",
new MonitorAttribute("observed-values",
INFO_NUMERIC_GAUGE_DISPNAME_OBSERVED_VALUES.get(),
INFO_NUMERIC_GAUGE_DESC_OBSERVED_VALUES.get(),
values));
}
return Collections.unmodifiableMap(attrs);
}
}
