    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.commons.compress.utils;
    018
    019import java.io.InputStream;
    020import java.util.Objects;
    021import java.util.zip.CheckedInputStream;
    022import java.util.zip.Checksum;
    023
    024/**
    025 * Calculates the checksum of the data read.
    026 *
    027 * @NotThreadSafe
    028 * @since 1.14
    029 * @deprecated Use {@link CheckedInputStream}.
    030 */
    031@Deprecated
    032public class ChecksumCalculatingInputStream extends CheckedInputStream {
    033
    034    /**
    035     * Constructs a new instance.
    036     *
    037     * @param checksum    The checksum to update
    038     * @param inputStream The input stream to read.
    039     * @deprecated Use {@link CheckedInputStream#CheckedInputStream(InputStream, Checksum)}.
    040     */
    041    @Deprecated
    042    @SuppressWarnings("resource")
    043    public ChecksumCalculatingInputStream(final Checksum checksum, final InputStream inputStream) {
    044        super(Objects.requireNonNull(inputStream, "inputStream"), Objects.requireNonNull(checksum, "checksum"));
    045    }
    046
    047    /**
    048     * Returns the calculated checksum.
    049     *
    050     * @return the calculated checksum.
    051     * @deprecated Use {@link CheckedInputStream#getChecksum()} and {@link Checksum#getValue()}.
    052     */
    053    @Deprecated
    054    public long getValue() {
    055        return getChecksum().getValue();
    056    }
    057
    058}