2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
21 package org.onap.policy.controlloop;
23 import java.lang.reflect.Constructor;
25 import org.slf4j.Logger;
26 import org.slf4j.LoggerFactory;
29 public interface ControlLoopLogger {
31 public void info(String... parameters);
33 public void metrics(String... msgs);
35 public void metrics(Object obj);
37 public static class Factory {
39 private static final Logger logger = LoggerFactory.getLogger(Factory.class);
42 public ControlLoopLogger buildLogger(String className) throws ControlLoopException {
45 Constructor<?> constr = Class.forName(className).getConstructor();
46 return (ControlLoopLogger) constr.newInstance();
47 } catch (Exception e) {
48 logger.error("buildLogger threw: ", e);
49 throw new ControlLoopException("Cannot load class " + className);