//生成数据
private List<String> exportSummaryCsvContent(List<String[]> contentArrayList, HttpServletResponse response){
List<String> outputDataList = new ArrayList<String>();
for (String[] contentArray : contentArrayList) {
contentArray = replaceSpecialCharacter(contentArray);
String outputContent =
contentArray[0]+"," +
contentArray[1]+"," +
contentArray[2]+"," +
contentArray[3]+"," +
contentArray[4]+"," +
contentArray[5]+"," +
contentArray[6]+"," +
contentArray[7];
outputDataList.add(outputContent);
}
return outputDataList;
}
//替换内容的逗号和双引号
private String[] replaceSpecialCharacter(String[] contents) {
String[] replacedArray = new String[contents.length];
for (int i=0, m=contents.length; i<m ; i++) {
replacedArray[i] = contents[i].replaceAll(",", "%2C").replaceAll("\"", "");
}
return replacedArray;
}
//开始生成CSV文件
package com.utils;
import java.io.IOException;
import java.util.List;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import com.Ostermiller.util.CSVPrinter;
public class CsvFileParser {
private CsvFileParser() {
}
public static boolean parseDataListToCsv(List<String> dataList, HttpServletResponse response) throws IOException {
ServletOutputStream out = response.getOutputStream();
response.setHeader("Charset","UTF-8");
response.setCharacterEncoding("UTF-8");
byte[] bs = new byte[3];
bs[0] = (byte)0XEF;
bs[1] = (byte)0XBB;
bs[2] = (byte)0XBF;
response.getOutputStream().write(bs);
CSVPrinter csvp = new CSVPrinter(out);
csvp.setAlwaysQuote(true);
try {
for (String data : dataList) {
String[] contents = data.split(",");
String[] replacedContents = new String[contents.length];;
for (int i=0,m=contents.length; i<m; i++) {
replacedContents[i] = contents[i].replaceAll("%2C", ",");
}
csvp.write(replacedContents);
csvp.writeln();
}
} catch (Exception e) {
e.printStackTrace();
return false;
} finally {
}
return true;
}
}