    001/*
    002 * Licensed to the Apache Software Foundation (ASF) under one
    003 * or more contributor license agreements.  See the NOTICE file
    004 * distributed with this work for additional information
    005 * regarding copyright ownership.  The ASF licenses this file
    006 * to you under the Apache License, Version 2.0 (the
    007 * "License"); you may not use this file except in compliance
    008 * with the License.  You may obtain a copy of the License at
    009 *
    010 *   https://www.apache.org/licenses/LICENSE-2.0
    011 *
    012 * Unless required by applicable law or agreed to in writing,
    013 * software distributed under the License is distributed on an
    014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    015 * KIND, either express or implied.  See the License for the
    016 * specific language governing permissions and limitations
    017 * under the License.
    018 */
    019package org.apache.commons.compress.utils;
    020
    021import java.io.InputStream;
    022import java.util.Objects;
    023import java.util.zip.CheckedInputStream;
    024import java.util.zip.Checksum;
    025
    026/**
    027 * Calculates the checksum of the data read.
    028 *
    029 * @NotThreadSafe
    030 * @since 1.14
    031 * @deprecated Use {@link CheckedInputStream}.
    032 */
    033@Deprecated
    034public class ChecksumCalculatingInputStream extends CheckedInputStream {
    035
    036    /**
    037     * Constructs a new instance.
    038     *
    039     * @param checksum    The checksum to update
    040     * @param inputStream The input stream to read.
    041     * @deprecated Use {@link CheckedInputStream#CheckedInputStream(InputStream, Checksum)}.
    042     */
    043    @Deprecated
    044    @SuppressWarnings("resource")
    045    public ChecksumCalculatingInputStream(final Checksum checksum, final InputStream inputStream) {
    046        super(Objects.requireNonNull(inputStream, "inputStream"), Objects.requireNonNull(checksum, "checksum"));
    047    }
    048
    049    /**
    050     * Returns the calculated checksum.
    051     *
    052     * @return the calculated checksum.
    053     * @deprecated Use {@link CheckedInputStream#getChecksum()} and {@link Checksum#getValue()}.
    054     */
    055    @Deprecated
    056    public long getValue() {
    057        return getChecksum().getValue();
    058    }
    059
    060}