X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=srcjar%2Forg%2Fapache%2Flog4j%2Fpattern%2FLineLocationPatternConverter.java;fp=srcjar%2Forg%2Fapache%2Flog4j%2Fpattern%2FLineLocationPatternConverter.java;h=0a9dfd39459af2d7bab7447e82aa0363fd89b08a;hb=2d6292c0377bc6b773c6844a45d3f2c5fac352c7;hp=0000000000000000000000000000000000000000;hpb=954af328a2a6a0055572cd1a09ee035301222574;p=jalview.git diff --git a/srcjar/org/apache/log4j/pattern/LineLocationPatternConverter.java b/srcjar/org/apache/log4j/pattern/LineLocationPatternConverter.java new file mode 100644 index 0000000..0a9dfd3 --- /dev/null +++ b/srcjar/org/apache/log4j/pattern/LineLocationPatternConverter.java @@ -0,0 +1,64 @@ +/* + * 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.pattern; + +import org.apache.log4j.spi.LocationInfo; +import org.apache.log4j.spi.LoggingEvent; + + +/** + * Return the event's line location information in a StringBuffer. + * + * @author Ceki Gülcü + */ +public final class LineLocationPatternConverter + extends LoggingEventPatternConverter { + /** + * Singleton. + */ + private static final LineLocationPatternConverter INSTANCE = + new LineLocationPatternConverter(); + + /** + * Private constructor. + */ + private LineLocationPatternConverter() { + super("Line", "line"); + } + + /** + * Obtains an instance of pattern converter. + * @param options options, may be null. + * @return instance of pattern converter. + */ + public static LineLocationPatternConverter newInstance( + final String[] options) { + return INSTANCE; + } + + /** + * {@inheritDoc} + */ + public void format(final LoggingEvent event, final StringBuffer output) { + LocationInfo locationInfo = event.getLocationInformation(); + + if (locationInfo != null) { + output.append(locationInfo.getLineNumber()); + } + } +}