package com.amarsoft.aims.tools;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import jxl.Sheet;
import jxl.Workbook;
import jxl.read.biff.BiffException;

public class Excel2SqlConvertor {
	/**
	 *将xls文件按照指定的sql语句模板转换成sql脚本。  
	 *@param xlsFile xls文件路径  
	 *@param sqlFile 要输出的sql脚本文件路径   
	 *@param template sql语句模板   
	 *@param sheetIndex xls中标签页的序号(从0开始)   
	 *@param start 转换开始的行数 (从0开始)   
	 *@param end 转换结束的行数 (从0开始)   
	 *@throws IOException   
	 *@throws BiffException   
	 */  
	public static void convert(String xlsFile, String sqlFile, String template,int sheetIndex,int start, int end) throws IOException, BiffException {
		// 获取工作薄    
		Workbook workbook = Workbook.getWorkbook(new File(xlsFile));    
		Sheet sheet = workbook.getSheet(sheetIndex);    // 获取sql中的所有字段点位符   
		Matcher matcher = Pattern.compile("(:\\d)").matcher(template);    
		List<Integer> columns = new ArrayList();    
		while (matcher.find()) {      
			columns.add(Integer.valueOf(matcher.group().replace(":", "")));    
		}    
		// 输出sql脚本文件    
		PrintWriter writer = new PrintWriter(new FileWriter(sqlFile));    
		System.out.println("Writing sql statements to file: " + sqlFile);    
		System.out.println("-------------------------------------------------------------------------------");    
		int rowCount = 0;    
		for (int i = 0, j = sheet.getRows(); i < j; i++) {
			if (i < start - 1 || i >= end) {
				continue;      
			}else {        
				// 组装sql语句       
				String line = new String(template);        
				for (Integer column : columns) {  
					//System.out.println("xfliu"+line);
					line = line.replace(":" + column, sheet.getCell(column, i).getContents());
				}        
				System.out.println(line);        
				writer.println(line);        
				rowCount++;      
			}    
		}    
		writer.flush();    
		writer.close();    
		System.out.println("-------------------------------------------------------------------------------");    
		System.out.format("Converting completed. %d row(s) in total.%n", rowCount);
		//Runtime.getRuntime().exec("notepad.exe " + sqlFile);  }  
		
	}
	public static void main(String[] args) {    
		String xlsFile = "d:\\文档梳理20140813.xls";    
		String sqlFile = "d:\\文档梳理20140813XT.SQL";    
		// 其中:0  :2  :6  为值所在excel的列号   
		//String template = "INSERT INTO NEW_BUSINESS_TYPE(TYPENO, SORTNO, TYPENAME,ISINUSE,OFFSHEETFLAG,ApplyDetailNo,ApproveDetailNo,ContractDetailNo,DisplayTemplet,INPUTUSER,INPUTORG,INPUTTIME) VALUES(':0', ':0', ':1',':2',':3',':4',':5',':6',':7'"+",'system','1','"+StringFunction.getTodayNow()+"');";
		//String template = "insert into CODE_LIBRARY (CODENO, ITEMNO, ITEMNAME, BANKNO, SORTNO, ISINUSE, ITEMDESCRIBE, ITEMATTRIBUTE, RELATIVECODE, ATTRIBUTE1, ATTRIBUTE2, ATTRIBUTE3, ATTRIBUTE4, ATTRIBUTE5, ATTRIBUTE6, ATTRIBUTE7, ATTRIBUTE8, INPUTUSER, INPUTORG, INPUTTIME, UPDATEUSER, UPDATETIME, REMARK, HELPTEXT) values ('BelSecIndustry',':0', ':1', null, ':0', '1', null, null, null, null, null, null, null, null, null, null, null, 'SYS_Designer', null, '2014/07/17', 'SYS_Designer', '2014/07/17', null, null);";
		String template = "insert into doc_library (DOCNO,sortno,doctitle,DocStage,REMARK) values (':0', ':0', ':1', ':2', ':3');";
		try {      
			Excel2SqlConvertor.convert(xlsFile, sqlFile, template, 1, 0, 170);    
		} catch (Exception e) {      
			e.printStackTrace();    
		}  
	}
}