Java 从流中正确读取字节

Java 从流中正确读取字节

 

	/**
	 * 测试用途，把响应写入文件
	 * 
	 * @param in
	 */
	private void dumpToFile(InputStream in) {

		FileOutputStream fos;
		try {
			String fileName = "/tmp/res-" + System.currentTimeMillis() + ".dmp";

			log.debug("fileName: " + fileName);

			fos = new FileOutputStream(fileName);

			byte b[] = new byte[2048];
			int i = -1;
			while ((i = in.read(b)) != -1) {
				fos.write(b, 0, i);
			}

			fos.close();
		} catch (Exception e) {
			log.error(e);
		}

	}