Java读取文件完整代码

public static void main(String[] args) {
try {
String pathName = "E:\\iQIYI_Doc\\scdn_l1_cache.txt";
File file = new File(pathName);
InputStreamReader inputStreamReader = new InputStreamReader(new FileInputStream(file));
BufferedReader bufferedReader = new BufferedReader(inputStreamReader);
String str = "";
str = bufferedReader.readLine();
while(str != null) {
String[] tmp = str.split("\t");
System.out.print(tmp[0].trim());
System.out.print(tmp[1].trim());
str = bufferedReader.readLine();
}
bufferedReader.close();
inputStreamReader.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}