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• dinky-shaded-paimon
• 1.0.1
• source code
• BlockDecompressor.java

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org.dinky.shaded.paimon.compression.BlockDecompressor Maven / Gradle / Ivy

/*
 * 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.dinky.shaded.paimon.compression;

/** A decompressor which decompresses a block each time. */
public interface BlockDecompressor {

    /**
     * Decompress source data read from src and write the decompressed data to dst.
     *
     * @param src Compressed data to read from
     * @param srcOff The start offset of compressed data
     * @param srcLen The length of data which want to be decompressed
     * @param dst The target to write decompressed data
     * @param dstOff The start offset to write the decompressed data
     * @return Length of decompressed data
     * @throws BufferDecompressionException if exception thrown when decompressing
     */
    int decompress(byte[] src, int srcOff, int srcLen, byte[] dst, int dstOff)
            throws BufferDecompressionException;
}