Android 读取资源文件

主要介绍 Android 读取资源文件,直接从 assets 读取,从 Raw 文件中读取,InputStreamString.

1. 从 assets 读取:

/**
 * 得到Assets里面相应的文件流
 *
 * @param fileName
 * @return
 */
private InputStream getAssetsStream(String fileName) {
  InputStream is = null;
  try {
      is = getAssets().open(fileName);
      //is.close();
  } catch (IOException e) {
    e.printStackTrace();
  }
  return is;
}

2. 从 Raw 文件中读取:

/**
 * 读取raw文件夹下面的文件
 * @return
 */
public InputStream getFromRaw() {
    InputStream ins = null;
    try {
        ins = getResources().openRawResource(R.raw.area);
    } catch (Exception e) {
        e.printStackTrace();
    }
    return ins;
}

3. 下面是 InputStreamString

/**
 * InputStream 转String
 * @param inputStream
 * @return
 */
private String InputStreamToString(InputStream inputStream) {
  String result = null;
  try {
    int length = inputStream.available();
    byte [] buffer = new byte[length];
    inputStream.read(buffer);
    result = EncodingUtils.getString(buffer, "UTF-8");
  } catch (Exception e) {
    e.printStackTrace();
  }
  return result;
}

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