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annotate src/org/tmatesoft/hg/util/LogFacility.java @ 354:5f9073eabf06

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Propagate errors with exceptions up to a end client
author Artem Tikhomirov <tikhomirov.artem@gmail.com>
date Thu, 01 Dec 2011 05:21:40 +0100
parents 981f9f50bb6c
children 909306e412e2
rev   line source
295
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1 /*
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2 * Copyright (c) 2011 TMate Software Ltd
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3 *
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4 * This program is free software; you can redistribute it and/or modify
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5 * it under the terms of the GNU General Public License as published by
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6 * the Free Software Foundation; version 2 of the License.
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7 *
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8 * This program is distributed in the hope that it will be useful,
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9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 * GNU General Public License for more details.
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12 *
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13 * For information on how to redistribute this software under
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Artem Tikhomirov <tikhomirov.artem@gmail.com>
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14 * the terms of a license other than GNU General Public License
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15 * contact TMate Software at support@hg4j.com
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16 */
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17 package org.tmatesoft.hg.util;
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18
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19 import org.tmatesoft.hg.internal.Experimental;
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20
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21 /**
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22 * WORK IN PROGRESS
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23 *
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24 * Intention of this class is to abstract away almost any log facility out there clients might be using with the <b>Hg4J</b> library,
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25 * not to be a full-fledged logging facility of its own.
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26 *
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27 * Implementations may wrap platform- or application-specific loggers, e.g. {@link java.util.logging.Logger} or
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28 * <code>org.eclipse.core.runtime.ILog</code>
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29 *
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30 * @author Artem Tikhomirov
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31 * @author TMate Software Ltd.
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32 */
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33 @Experimental(reason="API might get changed")
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34 public interface LogFacility {
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35
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36 boolean isDebug();
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37 boolean isInfo();
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38
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39 // src and format never null
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40 void debug(Class<?> src, String format, Object... args);
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41 void info(Class<?> src, String format, Object... args);
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42 void warn(Class<?> src, String format, Object... args);
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43 void error(Class<?> src, String format, Object... args);
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44
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45 // src shall be non null, either th or message or both
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46 void debug(Class<?> src, Throwable th, String message);
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47 void info(Class<?> src, Throwable th, String message);
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48 void warn(Class<?> src, Throwable th, String message);
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49 void error(Class<?> src, Throwable th, String message);
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50 }