从FileChannel(Java NIO)读取GZIP文件

import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.file.Paths;
import java.nio.file.StandardOpenOption;
import java.util.zip.GZIPInputStream;

public class GzipFileReader {

    public static void main(String[] args) throws IOException {
        String filePath = "path/to/your/gzip/file.gz";
        try (FileChannel fileChannel = FileChannel.open(Paths.get(filePath), StandardOpenOption.READ);
             GZIPInputStream gzipInputStream = new GZIPInputStream(Channels.newInputStream(fileChannel))) {

            ByteBuffer buffer = ByteBuffer.allocate(1024);
            int bytesRead;
            while ((bytesRead = gzipInputStream.read(buffer.array())) != -1) {
                // Process the data in the buffer
                // ...
                buffer.clear();
            }
        }
    }
}