Java tutorial
/* * Copyright 2017 jamietech * * 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. */ package ch.jamiete.hilda.music; import java.text.SimpleDateFormat; import java.util.Date; import java.util.logging.Formatter; import java.util.logging.LogRecord; import org.apache.commons.lang3.exception.ExceptionUtils; class MusicLogFormat extends Formatter { private final SimpleDateFormat sdf = new SimpleDateFormat("YYYY-MM-dd kk:mm:ss"); @Override public final String format(final LogRecord record) { String log = ""; log += this.sdf.format(new Date(record.getMillis())); log += " [" + record.getLevel().getLocalizedName().toUpperCase() + ']'; if (record.getSourceClassName() != null) { final String[] split = record.getSourceClassName().split("\\."); log += " [" + split[(split.length == 1) ? 0 : (split.length - 1)] + ']'; } if (record.getSourceMethodName() != null) { log += " (" + record.getSourceMethodName() + ')'; } log += ' ' + record.getMessage(); if (record.getThrown() != null) { /*log += "\n" + record.getThrown().getMessage(); for (StackTraceElement element : record.getThrown().getStackTrace()) { log += "\n" + element.toString(); }*/ log += '\n' + ExceptionUtils.getStackTrace(record.getThrown()); } log += System.getProperty("line.separator"); return log; } }