Tabular data are often saved in the CSV (comma-separated values) format. Each table row is stored in a line, and column entries are separated by commas. However, if an entry contains a comma or quotation marks, they enclosed in quotation marks, doubling any quotation marks of the entry. For example,

Solve this problem by producing progressively more complex intermediate versions of your class and a tester, similar to the approach in Section 8.5.

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John Jacob Astor, 1763, 1848 "William Backhouse Astor, Jr.", 1829, 1892 "John Jacob ""Jakey"" Astor VI", 1912, 1992 Provide a class Table with methods public void addLine(String line) public String getEntry(int row, int column) public int rows() public int columns ()