-/*
- * 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.LoggingEvent;
-
-
-/**
- * Formats the event sequence number.
- *
- * @author Ceki Gülcü
- */
-public class SequenceNumberPatternConverter
- extends LoggingEventPatternConverter {
- /**
- * Singleton.
- */
- private static final SequenceNumberPatternConverter INSTANCE =
- new SequenceNumberPatternConverter();
-
- /**
- * Private constructor.
- */
- private SequenceNumberPatternConverter() {
- super("Sequence Number", "sn");
- }
-
- /**
- * Obtains an instance of SequencePatternConverter.
- * @param options options, currently ignored, may be null.
- * @return instance of SequencePatternConverter.
- */
- public static SequenceNumberPatternConverter newInstance(
- final String[] options) {
- return INSTANCE;
- }
-
- /**
- * {@inheritDoc}
- */
- public void format(final LoggingEvent event, final StringBuffer toAppendTo) {
- toAppendTo.append("0");
- }
-}