要从S3读取文件并进行有状态读取，您可以使用Apache Flink的S3FileSystem提供程序和Flink的有状态功能。

以下是一个示例代码，该代码使用Flink从S3读取文件并进行有状态读取：

import org.apache.flink.api.common.functions.FlatMapFunction;
import org.apache.flink.api.common.restartstrategy.RestartStrategies;
import org.apache.flink.api.java.tuple.Tuple2;
import org.apache.flink.core.fs.Path;
import org.apache.flink.runtime.state.filesystem.FsStateBackend;
import org.apache.flink.streaming.api.CheckpointingMode;
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
import org.apache.flink.streaming.api.functions.source.FileProcessingMode;
import org.apache.flink.streaming.connectors.fs.bucketing.BucketingSink;
import org.apache.flink.streaming.connectors.fs.bucketing.DateTimeBucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink.streaming.connectors.fs.bucketing.Bucketer;
import org.apache.flink