新建

李林

2023-10-07 658d4927d468c47208fd012d9128b09249c07eff

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package com.chinaztt.mes.technology.excel;
 
import com.alibaba.excel.context.AnalysisContext;
import com.alibaba.excel.event.AnalysisEventListener;
import com.chinaztt.mes.technology.service.OperationService;
 
import java.util.ArrayList;
import java.util.List;
 
/**
 * @Author: liuth
 * @Date: 2020-11-30 9:46
 */
public class OperationUploadListener extends AnalysisEventListener<OperationData> {
 
    private static final int BATCH_COUNT = 1000;
    List<OperationData> list = new ArrayList<>();
 
    private OperationService operationService;
 
    public OperationUploadListener(OperationService operationService) {
        this.operationService = operationService;
    }
 
    @Override
    public void invoke(OperationData data, AnalysisContext analysisContext) {
        list.add(data);
        if (list.size() >= BATCH_COUNT) {
            save();
            list.clear();
        }
    }
 
    @Override
    public void doAfterAllAnalysed(AnalysisContext analysisContext) {
        save();
    }
 
 
    private void save() {
        operationService.importExcel(list);
    }
}