ファイルの読み込み

ファイルの読み込み：

try {
File dstFile = new File(filePath);
InputStream input = new FileInputStream(dstFile);
BufferedReader br = new BufferedReader(
new InputStreamReader(input));

// InputStream:reading data from a source in a byte-wise manner.
// InputStreamReader:turning a byte stream into a character stream
// BufferedReader:buffers the input.

// InputStream input = openFileInput(dst);
// BufferedReader br = new BufferedReader(new
// InputStreamReader(input) );

String str;
while ((str = br.readLine()) != null) {
sb.append(str + "\n");
}
} catch (FileNotFoundException e) {
e.printStackTrace();

} catch (IOException e) {
e.printStackTrace();
}
System.out.println( sb.toString() );