Design a student class, student class should include Student ID, name, language achievement, mathematics achievement, English achievement, while also providing two methods, a method of calculating the total score, a method of calculating grade point average. There is now a text file, the file number of lines, each line of data storage with a student, including: Student ID, name, language achievement, mathematics achievement, English achievement. Between the data and the data separated by spaces, for example: 001 Zhang San 859,098 Design a java application that read data from a text file to construct these students object, and then find the total score according to the order from high to low output to another text file, each student data per line, data and data of the separated with a space between the output sequence is: Student ID, name, language achievement, mathematics achievement, English achievement, the total score, grade point average Example 001 Zhang San 85,909,827

Sortgrade.java

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