输入输出与异常处理

通过本实验，初步掌握Java中的IO流的用法，并能够在程序中正确使用异常处理语法。

假设文本文件abc1.txt中有一些数据，分为若干行，每行有一些个数不等的整数，用空格隔开。写一个程序读入该文件中的数据，对每行数据从小到大进行排序，然后按行输出到文本文件abc2.txt中，输出的文件中数据的格式与输入文件相同。-Input and output with exception handling through this experiment, the initial master the usage of IO streams in Java, and the proper use of exception handling syntax in the program. Assumptions text file abc1.txt, in some of the data is divided into a number of lines, each line ranging from the number of integer, separated by a space. Write a program that reads the data in the file, and sort each row of data from small to large, and then output to a text file abc2.txt row, the same as the output of the data in the file format of the input file.