接口自动化测试：参数化封装(excel文件读取)

 

log4j.properties文件配置

log4j.rootLogger = DEBUG,stdout,F



log4j.appender.stdout = org.apache.log4j.ConsoleAppender

log4j.appender.stdout.Target = System.out

log4j.appender.stdout.layout = org.apache.log4j.PatternLayout

log4j.appender.stdout.layout.ConversionPattern = %d{ABSOLUTE} %5p %c{1}:%L - %m%n



log4j.appender.F = org.apache.log4j.DailyRollingFileAppender

log4j.appender.F.File = logs/debug.log

log4j.appender.F.Append = true

log4j.appender.F.Threshold = DEBUG

log4j.appender.F.layout = org.apache.log4j.PatternLayout

log4j.appender.F.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss} [ %t:%r ] - [ %p ] %m%n



#log4j.appender.D = org.apache.log4j.DailyRollingFileAppender

#log4j.appender.D.File = logs/error.log

#log4j.appender.D.Append = true

#log4j.appender.D.Threshold = ERROR

#log4j.appender.D.layout = org.apache.log4j.PatternLayout

#log4j.appender.D.layout.ConversionPattern =%-d{yyyy-MM-dd HH\:mm\:ss} [ %t\:%r ] - [ %p ] %m%n

 

获取异常信息内容工具类

import java.io.PrintWriter;

import java.io.StringWriter;



public class ExceptionMessage {

	public static String getTrace(Throwable t) {

        StringWriter stringWriter= new StringWriter();

        PrintWriter writer= new PrintWriter(stringWriter);

        t.printStackTrace(writer);

        StringBuffer buffer= stringWriter.getBuffer();

        return buffer.toString();

    }

}

 

 

 

读取EXCEL文件

package com.mazhan3.fileReader;



import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.IOException;



import org.apache.log4j.Logger;

import org.apache.poi.hssf.usermodel.HSSFWorkbook;

import org.apache.poi.ss.usermodel.Cell;

import org.apache.poi.ss.usermodel.Row;

import org.apache.poi.ss.usermodel.Sheet;

import org.apache.poi.ss.usermodel.Workbook;

import org.apache.poi.xssf.usermodel.XSSFWorkbook;



import com.mazhan3.utils.ExceptionMessage;



public class ExcelReader {

	//标记两种excel文档的后缀名

	private static final String EXTENSION_XLS = "xls";

	private static final String EXTENSION_XLSX = "xlsx";

	Logger log = Logger.getLogger(ExcelReader.class);

	private Workbook wb = null;

	/**

	 * 构造时加载excel文件

	 * @param filePath

	 */

	public ExcelReader(String filePath){

		File file = new File(filePath);

		String absolutePath = file.getAbsolutePath();

		FileInputStream in = null;

		try {

			in = new FileInputStream(file);

		} catch (FileNotFoundException e) {

			e.printStackTrace();

			log.info(ExceptionMessage.getTrace(e));

			log.error("文件没有发现");

		}

		getWorkBook(absolutePath, in);

	}



	/**

	 * 

	 * @param absolutePath

	 * @param in

	 */

	private void getWorkBook(String absolutePath, FileInputStream in) {

		if(absolutePath.endsWith(EXTENSION_XLS)){

			try {

				wb = new HSSFWorkbook(in);  

			} catch (IOException e) {

				log.info(ExceptionMessage.getTrace(e));

			}

		}else if(absolutePath.endsWith(EXTENSION_XLSX)){

			try {

				wb = new XSSFWorkbook(in);

			} catch (IOException e) {

				log.info(ExceptionMessage.getTrace(e));

			}

		}else{

			log.error("EXCEL文件格式错误");

		}

	}

	

	/**

	 * 默认读取sheet0页

	 * 传入的行号与列号直接传入excel表格中的即可，更符合使用习惯，方法中已进行了处理

	 * 即如果想要获取A1的值，那么行号传1，列号传1即可。

	 * @param rowNum

	 * @param cellNum

	 * @return String类型的excel表格中存储的值

	 */

	public String getValue(int rowNum,int cellNum){

		String value = getValue(rowNum,cellNum,0);	

		return value;

	}

	

	/**

	 * 传入的行号与列号直接传入excel表格中的即可，更符合使用习惯，方法中已进行了处理

	 * 即如果想要获取A1的值，那么行号传1，列号传1即可。

	 * @param rowNum

	 * @param cellNum

	 * @param sheetNum

	 * @return String类型的excel表格中存储的值

	 */

	public String getValue(int rowNum,int cellNum,int sheetNum){

		rowNum--;

		cellNum--;

		Row row = getRow(rowNum, sheetNum);

		Cell cell = getCell(cellNum, row);

		//return cell.getStringCellValue();

		//如果选择了上面一行的方法，当输出一个数字时则

		//会抛出java.lang.IllegalStateException: Cannot get a text value from a numeric cell



		return cell.toString();

	}



	/**

	 * 拿到sheet页中的行

	 * @param rowNum

	 * @param sheetNum

	 * @return Row

	 */

	private Row getRow(int rowNum, int sheetNum) {

		Sheet sheet = wb.getSheetAt(sheetNum);

		//注意这里的行号，如果你有1,2,3,4四行，那么第一行的行号为0，最后一行的行号为3

		int firstRowNum = sheet.getFirstRowNum();

		int lastRowNum = sheet.getLastRowNum();

		

		Row row = null;

		

		if(rowNum >= firstRowNum && rowNum <= lastRowNum){

			row = sheet.getRow(rowNum);

		}else{

			log.error("行号输入错误，在excel文件sheet页内容的范围之外");

			throw new RuntimeException("行号错误");

		}

		return row;

	}



	/**

	 * 拿到行中的列

	 * @param cellNum

	 * @param row

	 * @return Cell

	 */

	private Cell getCell(int cellNum, Row row) {

		Cell cell = null;

		//注意列号，如果你的excel文件中有A,B,C三列，那么第一列号为0，最后一列的列号为3

		int firstCellNum = row.getFirstCellNum();

		int lastCellNum = row.getLastCellNum();

		if(cellNum >= firstCellNum && cellNum < lastCellNum ){

			cell = row.getCell(cellNum);

		}else{

			log.error("列号错误，，在excel文件sheet页内容的范围之外");

			throw new RuntimeException("列号错误");

		}

		return cell;

	}

	

	

}