org.apache.cassandra.metrics.ThreadPoolMetricNameFactory Maven / Gradle / Ivy

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The Apache Cassandra Project develops a highly scalable second-generation distributed database, bringing together Dynamo's fully distributed design and Bigtable's ColumnFamily-based data model.

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/*
 * 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.cassandra.metrics;

class ThreadPoolMetricNameFactory implements MetricNameFactory
{
    private final String type;
    private final String path;
    private final String poolName;

    ThreadPoolMetricNameFactory(String type, String path, String poolName)
    {
        this.type = type;
        this.path = path;
        this.poolName = poolName;
    }

    public CassandraMetricsRegistry.MetricName createMetricName(String metricName)
    {
        String groupName = ThreadPoolMetrics.class.getPackage().getName();
        StringBuilder mbeanName = new StringBuilder();
        mbeanName.append(groupName).append(":");
        mbeanName.append("type=").append(type);
        mbeanName.append(",path=").append(path);
        mbeanName.append(",scope=").append(poolName);
        mbeanName.append(",name=").append(metricName);

        return new CassandraMetricsRegistry.MetricName(groupName, type, metricName, path + "." + poolName, mbeanName.toString());
    }
}