1 /* 2 * ==================================================================== 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * ==================================================================== 20 * 21 * This software consists of voluntary contributions made by many 22 * individuals on behalf of the Apache Software Foundation. For more 23 * information on the Apache Software Foundation, please see 24 * <http://www.apache.org/>. 25 * 26 */ 27 package org.apache.http.impl.client.cache; 28 29 /** 30 * Increase and reset the number of errors associated with a specific 31 * identifier. 32 * 33 * @since 4.3 34 */ 35 public interface FailureCache { 36 37 /** 38 * Get the current error count. 39 * @param identifier the identifier for which the error count is requested 40 * @return the currently known error count or zero if there is no record 41 */ 42 int getErrorCount(String identifier); 43 44 /** 45 * Reset the error count back to zero. 46 * @param identifier the identifier for which the error count should be 47 * reset 48 */ 49 void resetErrorCount(String identifier); 50 51 /** 52 * Increases the error count by one. 53 * @param identifier the identifier for which the error count should be 54 * increased 55 */ 56 void increaseErrorCount(String identifier); 57 }