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/*-
* ============LICENSE_START=======================================================
* controlloop
* ================================================================================
* Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.policy.controlloop;
import java.lang.reflect.Constructor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public interface ControlLoopLogger {
public void info(String... parameters);
public void metrics(String... msgs);
public void metrics(Object obj);
public static class Factory {
private static final Logger logger = LoggerFactory.getLogger(Factory.class);
/**
* Construct an instance.
*
* @param className name of the class
* @return the instance
* @throws ControlLoopException if an error occurs
*/
public ControlLoopLogger buildLogger(String className) throws ControlLoopException {
try {
Constructor<?> constr = Class.forName(className).getConstructor();
return (ControlLoopLogger) constr.newInstance();
} catch (Exception e) {
logger.error("buildLogger threw: ", e);
throw new ControlLoopException("Cannot load class " + className + " as a control loop logger");
}
}
}
}
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