java 字符串和输入流互转

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/** * 将一个字符串转化为输入流 */ public static InputStream getStringStream(String sInputString){ if (sInputString != null && !sInputString.trim().equals("")){ try{ ByteArrayInputStream tInputStringStream = new ByteArrayInputStream(sInputString.getBytes()); return tInputStringStream; }catch (Exception ex){ ex.printStackTrace(); } } return null; }   /** * 将一个输入流转化为字符串 */ public static String getStreamString(InputStream tInputStream){ if (tInputStream != null){ try{ BufferedReader tBufferedReader = new BufferedReader(new InputStreamReader(tInputStream)); StringBuffer tStringBuffer = new StringBuffer(); String sTempOneLine = new String(""); while ((sTempOneLine = tBufferedReader.readLine()) != null){ tStringBuffer.append(sTempOneLine); } return tStringBuffer.toString(); }catch (Exception ex){ ex.printStackTrace(); } } return null; }