package com.zt.life.modules.mainPart.sys.service;
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import com.zt.common.exception.RenException;
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import com.zt.common.service.BaseService;
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import com.zt.life.modules.mainPart.sys.dao.SysMysqlDao;
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import com.zt.life.modules.mainPart.sys.model.ColumnsTemp;
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import com.zt.life.modules.mainPart.sys.model.SysMysql;
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import com.zt.life.modules.mainPart.taskReliability.service.SimulatAssessService;
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import org.apache.commons.io.input.ReversedLinesFileReader;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import java.io.File;
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Paths;
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import java.nio.file.StandardOpenOption;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.Map;
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import java.util.stream.Collectors;
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@Service
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public class SysMysqlService extends BaseService<SysMysqlDao, SysMysql> {
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@Value("${zt.oss.log-path}")
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private String logPath;
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@Autowired
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private SimulatAssessService simulatAssessService;
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public SysMysql check(String sql) {
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try {
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SysMysql sysMysql = new SysMysql();
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List<Map<String, Object>> data = baseDao.check(sql);
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List<ColumnsTemp> tableColumns = new ArrayList<>();
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for (Map<String, Object> map : data) {
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ColumnsTemp obj = null;
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for (Map.Entry<String, Object> entry : map.entrySet()) {
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obj = new ColumnsTemp();
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obj.setProp(entry.getKey());
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obj.setLabel(entry.getKey());
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tableColumns.add(obj);
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}
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break;
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}
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sysMysql.setTableColumns(tableColumns);
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sysMysql.setTableData(data);
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return sysMysql;
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} catch (Exception e) {
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e.printStackTrace();
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throw new RenException(String.valueOf(e));
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}
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}
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public void execute(String sql) {
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try {
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baseDao.execute(sql);
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} catch (Exception e) {
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e.printStackTrace();
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throw new RenException(String.valueOf(e));
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}
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}
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public void logDownload(HttpServletRequest request, HttpServletResponse response) {
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int n = 300; // 要读取的行数
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try {
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File file = new File(logPath);
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ReversedLinesFileReader reader = new ReversedLinesFileReader(file);
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List<String> lines = new ArrayList<>();
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String line;
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while ((line = reader.readLine()) != null) {
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lines.add(line);
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if (lines.size() == n) {
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break;
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}
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}
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reader.close();
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Collections.reverse(lines);
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String result = lines.stream().collect(Collectors.joining(", "));
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String formattedResult = result.replace(", ", "\n");
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simulatAssessService.writeToTxt(request, response, formattedResult, "日志文件");
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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}
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