weaver-hrm-salary/src/com/engine/salary/cmd/datacollection/AddUpDeductionPreviewCmd.java

package com.engine.salary.cmd.datacollection;

import com.engine.common.biz.AbstractCommonCommand;
import com.engine.common.entity.BizLogContext;
import com.engine.core.interceptor.CommandContext;
import com.engine.salary.biz.AddUpDeductionBiz;
import com.engine.salary.entity.datacollection.dto.AddUpDeductionDTO;
import com.engine.salary.entity.datacollection.param.AddUpDeductionImportParam;
import com.engine.salary.util.excel.ExcelParseHelper;
import org.apache.commons.lang3.Validate;
import org.apache.poi.util.IOUtils;
import weaver.file.ImageFileManager;
import weaver.general.Util;
import weaver.hrm.User;

import javax.servlet.http.HttpServletRequest;
import java.io.InputStream;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class AddUpDeductionPreviewCmd extends AbstractCommonCommand<Map<String, Object>> {

    protected HttpServletRequest request;

    public AddUpDeductionPreviewCmd(Map<String, Object> params, User user) {
        this.user = user;
        this.params = params;

    }

    @Override
    public BizLogContext getLogContext() {
        return null;
    }

    @Override
    public Map<String, Object> execute(CommandContext commandContext) {
        Map<String, Object> apidatas = new HashMap<String, Object>();
        AddUpDeductionBiz addUpDeductionBiz = new AddUpDeductionBiz();

        //导入参数
        AddUpDeductionImportParam importParam = (AddUpDeductionImportParam) params.get("importParam");
        //excel文件id
        String imageId = Util.null2String(importParam.getImageId());
        Validate.notBlank(imageId, "imageId为空");

        InputStream fileInputStream = null;
        try {
            fileInputStream = ImageFileManager.getInputStreamById(Integer.valueOf(imageId));
            List<AddUpDeductionDTO> addUpDeductions = ExcelParseHelper.parse2Map(fileInputStream, AddUpDeductionDTO.class, 0, 1, 13, "addUpDeductionTemplate.xlsx");
            apidatas.put("preview", addUpDeductions);
        } finally {
            IOUtils.closeQuietly(fileInputStream);
        }
        return apidatas;
    }


}