java读txt文件

public static String read(String location) throws IOException{

BufferedReader bufferedReader = null;

PrintWriter printWriter = null;

String str="";

try{

bufferedReader = new BufferedReader(new FileReader(location));

String l;

while ((l = bufferedReader.readLine()) != null) {

// opeartion l

System.out.println(l);

str+=l;

}

} finally {

if (bufferedReader != null) {

bufferedReader.close();

}

if (printWriter != null) {

printWriter.close();

}

}

return str;