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Class FileWriter is used for output of character data to a disk file. Here is where it is in the hierarchy of Writer classes:

writer hierarchy

The arrows in this diagram show inheritance. A FileWriter is a kind of OutputStreamWriter, which is a kind of Writer, which is a kind of Object. When you read Java documentation, you might need to look at several ancestors of a class you are interested in.


Say that OutputStreamWriter has several methods you would like to use. Will a FileWriter object have these methods?