讀取文件到字符串中

/**
  * 讀取文件到字符串中.
  *
  * @param strFilePath
  *            文件全路徑(含文件名)
  * @param strCoding
  *            編碼格式
  * @return String
  */
 public static String fileToString(String strFilePath, String strCoding) {
  StringBuffer strBuffResult = new StringBuffer();
  int i = 0;
  if (strCoding == null || strCoding.trim().length() <= 0) {
   strCoding = "UTF-8";
  }
  BufferedReader bufferedReader = null;
  try {
   if (strCoding == null || strCoding.trim().length() <= 0) {
    bufferedReader = new BufferedReader(new InputStreamReader(
      new FileInputStream(strFilePath)));
   } else {
    bufferedReader = new BufferedReader(new InputStreamReader(
      new FileInputStream(strFilePath), strCoding));
   }
   while ((i = bufferedReader.read()) != -1) {
    strBuffResult.append((char) i);
   }
   bufferedReader.close();
  } catch (Exception ex) {
   System.out.println("類:FileUtil,方法:fileToString,信息:" + ex);
  } finally {
   bufferedReader = null;
  }
  // 釋放對象
  strCoding = null;
  strFilePath = null;
  return strBuffResult.toString();
 }

 

 

 

public static void main(String[] args) {
  System.out.println(fileToString("D:/data.txt", "gbk"));
 }