テキスト内容をファイル出力 (Android)

DebugUtil.java

public class DebugUtil {

    private static final String DIRPATH_DEFAULT = "/mnt/sdcard/debug";
    private static final String FILENAME_DEFAULT = "tmp.txt";

    public static void flushText(String text) {
        String path = String.format("%s/%s", DIRPATH_DEFAULT, FILENAME_DEFAULT);
        flushText(text, path);
    }

    public static void flushText(String text, String filePath) {
        File file = new File(filePath);
        FileOutputStream fos = null;
        OutputStreamWriter osw = null;
        try {
            fos = new FileOutputStream(file);
            osw = new OutputStreamWriter(fos);
            osw.write(text);
        } catch (FileNotFoundException e) {
        } catch (IOException e) {
        } finally {
            if (osw != null) {
                try {
                    osw.close();
                } catch (IOException e) {
                }
            }
            if (fos != null) {
                try {
                    fos.close();
                } catch (IOException e) {
                }
            }
        }
    }
}