java 写文件

	/**
	 * 写文件
	 * @param string
	 * @param toFile
	 */
	public static void writetoFile(String string,String toFile){
		RandomAccessFile rf = null;
		   try {
			System.out.println("续写状态，写文件开始>>>>>>>");
			rf = new RandomAccessFile(toFile,"rw");
		    rf.seek(rf.length());
		    rf.writeBytes(string+"\n");
		    System.out.println("写文件结束>>>>>>>，文件名为："+toFile);
		   } catch (IOException e) {
			   System.out.println("写入文件失败：Error ---->"+e.getMessage());
		   }finally{
			   if(rf!=null){
				   try {
					rf.close();
				} catch (IOException e) {
					System.out.println("关闭rf失败：Error ---->"+e.getMessage());
				}
			   }
		   }
	}