使用Hbase筛选器搜索包含空格但不包含空格的行键

import org.apache.hadoop.hbase.client.*;
import org.apache.hadoop.hbase.filter.*;
import org.apache.hadoop.hbase.util.Bytes;

public class HBaseFilterExample {
    public static void main(String[] args) throws Exception {
        // 创建HBase连接配置
        Configuration conf = HBaseConfiguration.create();

        // 创建HBase连接
        Connection connection = ConnectionFactory.createConnection(conf);

        // 获取HBase表对象
        Table table = connection.getTable(TableName.valueOf("your_table_name"));

        // 创建正则表达式筛选器
        RegexStringComparator regexComparator = new RegexStringComparator("\\s");

        // 创建单列值过滤器
        SingleColumnValueFilter valueFilter = new SingleColumnValueFilter(
                Bytes.toBytes("your_column_family"),
                Bytes.toBytes("your_column_qualifier"),
                CompareFilter.CompareOp.EQUAL,
                regexComparator
        );

        // 创建过滤器链
        FilterList filterList = new FilterList(FilterList.Operator.MUST_PASS_ALL);
        filterList.addFilter(valueFilter);

        // 创建扫描器
        Scan scan = new Scan();
        scan.setFilter(filterList);

        // 应用过滤器并获取结果
        ResultScanner scanner = table.getScanner(scan);
        for (Result result : scanner) {
            // 处理满足筛选条件的行键
            byte[] rowKey = result.getRow();
            System.out.println("Row Key: " + Bytes.toString(rowKey));
        }

        // 关闭资源
        scanner.close();
        table.close();
        connection.close();
    }
}