97 lines
2.4 KiB
Java
97 lines
2.4 KiB
Java
/*
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* Copyright (C) 2010 Ken Ellinwood.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package kellinwood.logging;
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import java.io.PrintStream;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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public abstract class AbstractLogger implements LoggerInterface
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{
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protected String category;
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SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd hh:mm:ss");
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public AbstractLogger( String category) {
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this.category = category;
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}
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protected String format( String level, String message) {
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return String.format( "%s %s %s: %s\n", dateFormat.format(new Date()), level, category, message);
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}
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protected abstract void write( String level, String message, Throwable t);
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protected void writeFixNullMessage( String level, String message, Throwable t) {
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if (message == null) {
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if (t != null) message = t.getClass().getName();
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else message = "null";
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}
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write( level, message, t);
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}
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public void debug(String message, Throwable t) {
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writeFixNullMessage( DEBUG, message, t);
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}
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public void debug(String message) {
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writeFixNullMessage( DEBUG, message, null);
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}
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public void error(String message, Throwable t) {
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writeFixNullMessage( ERROR, message, t);
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}
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public void error(String message) {
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writeFixNullMessage( ERROR, message, null);
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}
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public void info(String message, Throwable t) {
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writeFixNullMessage( INFO, message, t);
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}
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public void info(String message) {
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writeFixNullMessage( INFO, message, null);
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}
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public void warning(String message, Throwable t) {
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writeFixNullMessage( WARNING, message, t);
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}
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public void warning(String message) {
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writeFixNullMessage( WARNING, message, null);
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}
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public boolean isDebugEnabled() {
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return true;
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}
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public boolean isErrorEnabled() {
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return true;
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}
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public boolean isInfoEnabled() {
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return true;
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}
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public boolean isWarningEnabled() {
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return true;
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}
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}
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