| /* |
| * 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.commons.compress.archivers.zip; |
| |
| import org.apache.commons.compress.utils.InputStreamStatistics; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.zip.Inflater; |
| import java.util.zip.InflaterInputStream; |
| |
| /** |
| * Helper class to provide statistics |
| * |
| * @since 1.17 |
| */ |
| /* package */ class InflaterInputStreamWithStatistics extends InflaterInputStream |
| implements InputStreamStatistics { |
| private long compressedCount; |
| private long uncompressedCount; |
| |
| public InflaterInputStreamWithStatistics(final InputStream in) { |
| super(in); |
| } |
| |
| public InflaterInputStreamWithStatistics(final InputStream in, final Inflater inf) { |
| super(in, inf); |
| } |
| |
| public InflaterInputStreamWithStatistics(final InputStream in, final Inflater inf, final int size) { |
| super(in, inf, size); |
| } |
| |
| @Override |
| protected void fill() throws IOException { |
| super.fill(); |
| compressedCount += inf.getRemaining(); |
| } |
| |
| @Override |
| public int read() throws IOException { |
| final int b = super.read(); |
| if (b > -1) { |
| uncompressedCount++; |
| } |
| return b; |
| } |
| |
| @Override |
| public int read(final byte[] b, final int off, final int len) throws IOException { |
| final int bytes = super.read(b, off, len); |
| if (bytes > -1) { |
| uncompressedCount += bytes; |
| } |
| return bytes; |
| } |
| |
| @Override |
| public long getCompressedCount() { |
| return compressedCount; |
| } |
| |
| @Override |
| public long getUncompressedCount() { |
| return uncompressedCount; |
| } |
| } |