java_IO読み書きテンプレート

		InputStream in = null;

		OutputStream out = null;

		

		try{

			in = new FileInputStream();

			int len=0;

			byte buffer[] = new byte[1024];

			out = new FileOutputStream();

			while((len=in.read(buffer))>0){

				out.write(buffer,0,len);

			}

		}finally{

			if(in!=null){

				try{

					in.close();

				}catch(Exception e){

					e.printStackTrace();

				}

				

			}

			if(out!=null){

				try{

					out.close();

				}catch(Exception e){

					e.printStackTrace();

				}

				

			}

		}