metrics/osgi/collector/src/main/java/org/apache/felix/metrics/osgi/impl/Log.java

/*
 * 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.felix.metrics.osgi.impl;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * Delegates to slf4j if available, otherwise silently fails 
 *
 */
public abstract class Log {
    public static void debug(Class<?> caller, String message, Object... args) {
        try {
            Logger logger = LoggerFactory.getLogger(caller);
            logger.debug(message, args);
        } catch ( NoClassDefFoundError e ) {
            // not available, just carry on
        }
    }

    private Log() {
        
    }
}