1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 package org.apache.log4j.spi; 18 19 /** 20 * Implemented by classes that render instances of 21 * java.lang.Throwable (exceptions and errors) 22 * into a string representation. 23 * 24 * @since 1.2.16 25 */ 26 public interface ThrowableRenderer { 27 /** 28 * Render Throwable. 29 * @param t throwable, may not be null. 30 * @return String representation. 31 */ 32 public String[] doRender(Throwable t); 33 }