public abstract class BufferedIndexOutput extends IndexOutput
IndexOutput
.Constructor and Description |
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BufferedIndexOutput() |
Modifier and Type | Method and Description |
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void |
close()
Closes this stream to further operations.
|
void |
flush()
Forces any buffered output to be written.
|
protected abstract void |
flushBuffer(byte[] b,
int offset,
int len)
Expert: implements buffer write.
|
long |
getFilePointer()
Returns the current position in this file, where the next write will
occur.
|
abstract long |
length()
The number of bytes in the file.
|
void |
seek(long pos)
Sets current position in this file, where the next write will occur.
|
void |
writeByte(byte b)
Writes a single byte.
|
void |
writeBytes(byte[] b,
int offset,
int length)
Writes an array of bytes.
|
setLength
copyBytes, writeBytes, writeChars, writeChars, writeInt, writeLong, writeShort, writeString, writeStringStringMap, writeVInt, writeVLong
public void writeByte(byte b) throws IOException
writeByte
in class DataOutput
IOException
DataInput.readByte()
public void writeBytes(byte[] b, int offset, int length) throws IOException
writeBytes
in class DataOutput
b
- the bytes to writelength
- the number of bytes to writeoffset
- the offset in the byte arrayIOException
DataInput.readBytes(byte[],int,int)
public void flush() throws IOException
flush
in class IndexOutput
IOException
protected abstract void flushBuffer(byte[] b, int offset, int len) throws IOException
b
- the bytes to writeoffset
- the offset in the byte arraylen
- the number of bytes to writeIOException
public void close() throws IOException
close
in interface Closeable
close
in class IndexOutput
IOException
public long getFilePointer()
getFilePointer
in class IndexOutput
seek(long)
public void seek(long pos) throws IOException
seek
in class IndexOutput
IOException
getFilePointer()
public abstract long length() throws IOException
length
in class IndexOutput
IOException