001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache license, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the license for the specific language governing permissions and 015 * limitations under the license. 016 */ 017package org.apache.logging.log4j.util; 018 019/** 020 * Objects that implement this interface can be converted to text, ideally without allocating temporary objects. 021 * 022 * @since 2.6 023 */ 024public interface StringBuilderFormattable { 025 026 /** 027 * Writes a text representation of this object into the specified {@code StringBuilder}, ideally without allocating 028 * temporary objects. 029 * 030 * @param buffer the StringBuilder to write into 031 */ 032 void formatTo(StringBuilder buffer); 033}