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- java.lang.Object
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- java.io.Reader
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- java.io.InputStreamReader
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- java.io.FileReader
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- All Implemented Interfaces:
- Closeable, AutoCloseable, Readable
public class FileReader extends InputStreamReader
Convenience class for reading character files. The constructors of this class assume that the default character encoding and the default byte-buffer size are appropriate. To specify these values yourself, construct an InputStreamReader on a FileInputStream.FileReader
is meant for reading streams of characters. For reading streams of raw bytes, consider using aFileInputStream
.- Since:
- JDK1.1
- See Also:
InputStreamReader
,FileInputStream
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Field Summary
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Fields inherited from class java.io.Reader
lock
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Constructor Summary
Constructors Constructor and Description FileReader(File file)
Creates a new FileReader, given the File to read from.FileReader(FileDescriptor fd)
Creates a new FileReader, given the FileDescriptor to read from.FileReader(String fileName)
Creates a new FileReader, given the name of the file to read from.
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Method Summary
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Methods inherited from class java.io.InputStreamReader
close, getEncoding, read, read, ready
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Constructor Detail
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FileReader
public FileReader(String fileName) throws FileNotFoundException
Creates a new FileReader, given the name of the file to read from.- Parameters:
fileName
- the name of the file to read from- Throws:
FileNotFoundException
- if the named file does not exist, is a directory rather than a regular file, or for some other reason cannot be opened for reading.
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FileReader
public FileReader(File file) throws FileNotFoundException
Creates a new FileReader, given the File to read from.- Parameters:
file
- the File to read from- Throws:
FileNotFoundException
- if the file does not exist, is a directory rather than a regular file, or for some other reason cannot be opened for reading.
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FileReader
public FileReader(FileDescriptor fd)
Creates a new FileReader, given the FileDescriptor to read from.- Parameters:
fd
- the FileDescriptor to read from
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