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Java™ Platform Standard Ed. 6 |
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java.lang.Object java.io.Reader java.io.InputStreamReader java.io.FileReader
public class FileReader
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 a
FileInputStream
.
InputStreamReader
,
FileInputStream
Field Summary |
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Fields inherited from class java.io.Reader |
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lock |
Constructor Summary | |
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FileReader(File file)
Creates a new FileReader, given the File to read from. |
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FileReader(FileDescriptor fd)
Creates a new FileReader, given the FileDescriptor to read from. |
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FileReader(String fileName)
Creates a new FileReader, given the name of the file to read from. |
Method Summary |
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Methods inherited from class java.io.InputStreamReader |
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close, getEncoding, read, read, ready |
Methods inherited from class java.io.Reader |
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mark, markSupported, read, read, reset, skip |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public FileReader(String fileName) throws FileNotFoundException
fileName
- the name of the file to read from
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.public FileReader(File file) throws FileNotFoundException
file
- the File to read from
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.public FileReader(FileDescriptor fd)
fd
- the FileDescriptor to read from
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Java™ Platform Standard Ed. 6 |
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