目錄 class 文件 fin amr load str 文件流 exist

BufferedReader br = null;
BufferedWriter bw = null;
String pdfFilePath = "/applyly/";
// 創建不同的文件夾目錄
File file = new File(pdfFilePath);
try
{
// 判斷文件夾是否存在
if (!file.exists())
{
// 如果文件夾不存在，則創建新的的文件夾
file.mkdirs();
}
ClassPathResource cpr = new ClassPathResource(
"fdfs_client.properties");

String fis = cpr.getClassLoader()
.getResource("fdfs_client.properties").getPath();
br = new BufferedReader(new InputStreamReader(new FileInputStream(
fis), "UTF-8"));
bw = new BufferedWriter(
new OutputStreamWriter(new FileOutputStream(pdfFilePath
+ "fdfs_client.properties"), "UTF-8"));
int i = 0;
String str = "";
while ((str = br.readLine()) != null)
{
if (i == 0)// 讀取第一行，將前三個字節去掉，重新new個String對象
{
byte[] bytes = str.getBytes("UTF-8");
str = new String(bytes, 3, bytes.length - 3);
bw.write(str);
bw.write("\n");
i++;
} else
bw.write(str);
bw.write("\n");
}
} catch (Exception e)
{
logger.error(e);
} finally
{
if (br != null)
{
try
{
br.close();
} catch (IOException e)
{
logger.error(e);
}
}
if (bw != null)
{
try
{
bw.close();
} catch (IOException e)
{
logger.error(e);
}
}
}

讀取文件流