| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 org.apache.log4j.rule; |
| |
| import java.awt.Color; |
| import java.io.Serializable; |
| import java.util.Map; |
| import org.apache.log4j.chainsaw.logevents.ChainsawLoggingEvent; |
| |
| import org.apache.log4j.spi.LoggingEvent; |
| |
| |
| /** |
| * A Rule class which also holds a color. |
| * |
| * @author Scott Deboy (sdeboy@apache.org) |
| */ |
| public class ColorRule extends AbstractRule implements Serializable { |
| /** |
| * Serialization id. |
| */ |
| static final long serialVersionUID = -794434783372847773L; |
| |
| /** |
| * Wrapped rule. |
| */ |
| private final Rule rule; |
| /** |
| * Foreground color. |
| */ |
| private final Color foregroundColor; |
| /** |
| * Background color. |
| */ |
| private final Color backgroundColor; |
| /** |
| * Expression. |
| */ |
| private final String expression; |
| |
| /** |
| * Create new instance. |
| * @param expression expression. |
| * @param rule rule. |
| * @param backgroundColor background color. |
| * @param foregroundColor foreground color. |
| */ |
| public ColorRule(final String expression, |
| final Rule rule, |
| final Color backgroundColor, |
| final Color foregroundColor) { |
| super(); |
| this.expression = expression; |
| this.rule = rule; |
| this.backgroundColor = backgroundColor; |
| this.foregroundColor = foregroundColor; |
| } |
| |
| /** |
| * Get rule. |
| * @return underlying rule. |
| */ |
| public Rule getRule() { |
| return rule; |
| } |
| |
| /** |
| * Get foreground color. |
| * @return foreground color. |
| */ |
| public Color getForegroundColor() { |
| return foregroundColor; |
| } |
| |
| /** |
| * Get background color. |
| * @return background color. |
| */ |
| public Color getBackgroundColor() { |
| return backgroundColor; |
| } |
| |
| /** |
| * Get expression. |
| * @return expression. |
| */ |
| public String getExpression() { |
| return expression; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public boolean evaluate(final ChainsawLoggingEvent event, Map matches) { |
| //no need for color rules to build matches |
| return (rule != null && rule.evaluate(event, null)); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public String toString() { |
| StringBuffer buf = new StringBuffer("color rule - expression: "); |
| buf.append(expression); |
| buf.append(", rule: "); |
| buf.append(rule); |
| buf.append(" bg: "); |
| buf.append(backgroundColor); |
| buf.append(" fg: "); |
| buf.append(foregroundColor); |
| return buf.toString(); |
| } |
| } |