Package org.apache.commons.io.input
Class CharSequenceInputStream
- java.lang.Object
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- java.io.InputStream
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- org.apache.commons.io.input.CharSequenceInputStream
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Constructor Summary
Constructors Constructor Description CharSequenceInputStream(java.lang.CharSequence cs, java.lang.String charset)
Constructor, callsCharSequenceInputStream(CharSequence, String, int)
with a buffer size of 2048.CharSequenceInputStream(java.lang.CharSequence cs, java.lang.String charset, int bufferSize)
Constructor, callsCharSequenceInputStream(CharSequence, Charset, int)
.CharSequenceInputStream(java.lang.CharSequence cs, java.nio.charset.Charset charset)
Constructor, callsCharSequenceInputStream(CharSequence, Charset, int)
with a buffer size of 2048.CharSequenceInputStream(java.lang.CharSequence cs, java.nio.charset.Charset charset, int bufferSize)
Constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
available()
Return an estimate of the number of bytes remaining in the byte stream.void
close()
private void
fillBuffer()
Fills the byte output buffer from the input char buffer.void
mark(int readlimit)
boolean
markSupported()
int
read()
int
read(byte[] b)
int
read(byte[] b, int off, int len)
void
reset()
long
skip(long n)
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Field Detail
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BUFFER_SIZE
private static final int BUFFER_SIZE
- See Also:
- Constant Field Values
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NO_MARK
private static final int NO_MARK
- See Also:
- Constant Field Values
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encoder
private final java.nio.charset.CharsetEncoder encoder
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cbuf
private final java.nio.CharBuffer cbuf
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bbuf
private final java.nio.ByteBuffer bbuf
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mark_cbuf
private int mark_cbuf
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mark_bbuf
private int mark_bbuf
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Constructor Detail
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CharSequenceInputStream
public CharSequenceInputStream(java.lang.CharSequence cs, java.nio.charset.Charset charset, int bufferSize)
Constructor.- Parameters:
cs
- the input character sequencecharset
- the character set name to usebufferSize
- the buffer size to use.- Throws:
java.lang.IllegalArgumentException
- if the buffer is not large enough to hold a complete character
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CharSequenceInputStream
public CharSequenceInputStream(java.lang.CharSequence cs, java.lang.String charset, int bufferSize)
Constructor, callsCharSequenceInputStream(CharSequence, Charset, int)
.- Parameters:
cs
- the input character sequencecharset
- the character set name to usebufferSize
- the buffer size to use.- Throws:
java.lang.IllegalArgumentException
- if the buffer is not large enough to hold a complete character
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CharSequenceInputStream
public CharSequenceInputStream(java.lang.CharSequence cs, java.nio.charset.Charset charset)
Constructor, callsCharSequenceInputStream(CharSequence, Charset, int)
with a buffer size of 2048.- Parameters:
cs
- the input character sequencecharset
- the character set name to use- Throws:
java.lang.IllegalArgumentException
- if the buffer is not large enough to hold a complete character
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CharSequenceInputStream
public CharSequenceInputStream(java.lang.CharSequence cs, java.lang.String charset)
Constructor, callsCharSequenceInputStream(CharSequence, String, int)
with a buffer size of 2048.- Parameters:
cs
- the input character sequencecharset
- the character set name to use- Throws:
java.lang.IllegalArgumentException
- if the buffer is not large enough to hold a complete character
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Method Detail
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fillBuffer
private void fillBuffer() throws java.nio.charset.CharacterCodingException
Fills the byte output buffer from the input char buffer.- Throws:
java.nio.charset.CharacterCodingException
- an error encoding data
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read
public int read(byte[] b, int off, int len) throws java.io.IOException
- Overrides:
read
in classjava.io.InputStream
- Throws:
java.io.IOException
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read
public int read() throws java.io.IOException
- Specified by:
read
in classjava.io.InputStream
- Throws:
java.io.IOException
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read
public int read(byte[] b) throws java.io.IOException
- Overrides:
read
in classjava.io.InputStream
- Throws:
java.io.IOException
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skip
public long skip(long n) throws java.io.IOException
- Overrides:
skip
in classjava.io.InputStream
- Throws:
java.io.IOException
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available
public int available() throws java.io.IOException
Return an estimate of the number of bytes remaining in the byte stream.- Overrides:
available
in classjava.io.InputStream
- Returns:
- the count of bytes that can be read without blocking (or returning EOF).
- Throws:
java.io.IOException
- if an error occurs (probably not possible)
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close
public void close() throws java.io.IOException
- Specified by:
close
in interfacejava.lang.AutoCloseable
- Specified by:
close
in interfacejava.io.Closeable
- Overrides:
close
in classjava.io.InputStream
- Throws:
java.io.IOException
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mark
public void mark(int readlimit)
- Overrides:
mark
in classjava.io.InputStream
- Parameters:
readlimit
- max read limit (ignored)
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reset
public void reset() throws java.io.IOException
- Overrides:
reset
in classjava.io.InputStream
- Throws:
java.io.IOException
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markSupported
public boolean markSupported()
- Overrides:
markSupported
in classjava.io.InputStream
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