/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.apache.brooklyn.core.sensor.windows;
import java.util.Map;
import java.util.Set;
import org.apache.brooklyn.api.entity.EntityInitializer;
import org.apache.brooklyn.api.entity.EntityLocal;
import org.apache.brooklyn.config.ConfigKey;
import org.apache.brooklyn.core.config.ConfigKeys;
import org.apache.brooklyn.core.entity.EntityInternal;
import org.apache.brooklyn.core.sensor.Sensors;
import org.apache.brooklyn.feed.windows.WindowsPerformanceCounterFeed;
import org.apache.brooklyn.util.core.config.ConfigBag;
import org.apache.brooklyn.util.text.Strings;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.google.common.reflect.TypeToken;
public class WindowsPerformanceCounterSensors implements EntityInitializer {
private static final Logger LOG = LoggerFactory.getLogger(WindowsPerformanceCounterSensors.class);
public final static ConfigKey<Set<Map<String, String>>> PERFORMANCE_COUNTERS = ConfigKeys.newConfigKey(new TypeToken<Set<Map<String, String>>>(){}, "performance.counters");
protected final Set<Map<String, String>> sensors;
public WindowsPerformanceCounterSensors(ConfigBag params) {
sensors = params.get(PERFORMANCE_COUNTERS);
}
public WindowsPerformanceCounterSensors(Map<String, String> params) {
this(ConfigBag.newInstance(params));
}
@Override
public void apply(EntityLocal entity) {
WindowsPerformanceCounterFeed.Builder builder = WindowsPerformanceCounterFeed.builder()
.entity(entity);
for (Map<String, String> sensorConfig : sensors) {
String name = sensorConfig.get("name");
String sensorType = sensorConfig.get("sensorType");
Class<?> clazz;
try {
clazz = Strings.isNonEmpty(sensorType)
? ((EntityInternal)entity).getManagementContext().getCatalog().getRootClassLoader().loadClass(sensorType)
: String.class;
} catch (ClassNotFoundException e) {
throw new IllegalStateException("Could not load type "+sensorType+" for sensor "+name, e);
}
builder.addSensor(sensorConfig.get("counter"), Sensors.newSensor(clazz, name, sensorConfig.get("description")));
}
builder.build();
}
}