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 */ 18 19 package org.apache.commons.compress.utils; 20 21 /** 22 * This interface provides statistics on the current decompression stream. 23 * The stream consumer can use that statistics to handle abnormal 24 * compression ratios, i.e. to prevent zip bombs. 25 * 26 * @since 1.17 27 */ 28 public interface InputStreamStatistics { 29 /** 30 * @return the amount of raw or compressed bytes read by the stream 31 */ getCompressedCount()32 long getCompressedCount(); 33 34 /** 35 * @return the amount of decompressed bytes returned by the stream 36 */ getUncompressedCount()37 long getUncompressedCount(); 38 } 39