| /* |
| * Copyright 2013-present Facebook, Inc. |
| * |
| * 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 com.facebook.buck.event; |
| |
| import com.google.common.base.Objects; |
| import com.google.common.base.Preconditions; |
| |
| import java.util.logging.Level; |
| |
| /** |
| * Event for messages. Post LogEvents to the event bus where you would normally use |
| * {@link java.util.logging}. |
| */ |
| @SuppressWarnings("PMD.OverrideBothEqualsAndHashcode") |
| public class LogEvent extends AbstractBuckEvent { |
| |
| private final Level level; |
| private final String message; |
| |
| protected LogEvent(Level level, String message) { |
| this.level = Preconditions.checkNotNull(level); |
| this.message = Preconditions.checkNotNull(message); |
| } |
| |
| public Level getLevel() { |
| return level; |
| } |
| |
| public String getMessage() { |
| return message; |
| } |
| |
| public static LogEvent create(Level level, String message, Object... args) { |
| return new LogEvent(level, String.format(message, args)); |
| } |
| |
| public static LogEvent fine(String message, Object... args) { |
| return LogEvent.create(Level.FINE, message, args); |
| } |
| |
| public static LogEvent info(String message, Object... args) { |
| return LogEvent.create(Level.INFO, message, args); |
| } |
| |
| public static LogEvent warning(String message, Object... args) { |
| return LogEvent.create(Level.WARNING, message, args); |
| } |
| |
| public static LogEvent severe(String message, Object... args) { |
| return LogEvent.create(Level.SEVERE, message, args); |
| } |
| |
| @Override |
| protected String getEventName() { |
| return "LogEvent"; |
| } |
| |
| @Override |
| protected String getValueString() { |
| return String.format("%s: %s", getLevel(), getMessage()); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(getLevel(), getMessage()); |
| } |
| |
| @Override |
| public boolean eventsArePair(BuckEvent event) { |
| if (!(event instanceof LogEvent)) { |
| return false; |
| } |
| |
| LogEvent that = (LogEvent)event; |
| |
| return Objects.equal(getLevel(), that.getLevel()) && |
| Objects.equal(getMessage(), that.getMessage()); |
| } |
| } |