java将一个string保存到txt文档中详解编程语言

	private static   String savefile = "E://test.txt"; 
private static void saveAsFileWriter(String content) { 
 
	 FileWriter fwriter = null; 
	 try { 
	  fwriter = new FileWriter(savefile); 
	  fwriter.write(content); 
	 } catch (IOException ex) { 
	  ex.printStackTrace(); 
	 } finally { 
	  try { 
	   fwriter.flush(); 
	   fwriter.close(); 
	  } catch (IOException ex) { 
	   ex.printStackTrace(); 
	  } 
	 } 
	}