2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 Nordix Foundation
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.oransc.policyagent.utils;
23 import ch.qos.logback.classic.Level;
24 import ch.qos.logback.classic.Logger;
25 import ch.qos.logback.classic.spi.ILoggingEvent;
26 import ch.qos.logback.core.read.ListAppender;
28 import org.slf4j.LoggerFactory;
30 public class LoggingUtils {
33 * Returns a ListAppender that contains all logging events. Call this method right before calling the tested
36 * @return the log list appender for the given class.
38 public static ListAppender<ILoggingEvent> getLogListAppender(Class<?> logClass) {
39 return getLogListAppender(logClass, Level.ALL);
43 * Returns a ListAppender that contains events for the given level. Call this method right before calling the tested
46 * @param logClass class whose appender is wanted.
47 * @param level the log level to log at.
49 * @return the log list appender for the given class logging on the given level.
51 public static ListAppender<ILoggingEvent> getLogListAppender(Class<?> logClass, Level level) {
52 Logger logger = (Logger) LoggerFactory.getLogger(logClass);
53 logger.setLevel(level);
54 ListAppender<ILoggingEvent> listAppender = new ListAppender<>();
56 logger.addAppender(listAppender);