Package org.apache.commons.io.input
Class ReversedLinesFileReader.FilePart
- java.lang.Object
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- org.apache.commons.io.input.ReversedLinesFileReader.FilePart
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- Enclosing class:
- ReversedLinesFileReader
private class ReversedLinesFileReader.FilePart extends java.lang.Object
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Field Summary
Fields Modifier and Type Field Description private int
currentLastBytePos
private byte[]
data
private byte[]
leftOver
private long
no
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Constructor Summary
Constructors Modifier Constructor Description private
FilePart(long no, int length, byte[] leftOverOfLastFilePart)
ctor
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description private void
createLeftOver()
Creates the buffer containing any left over bytes.private int
getNewLineMatchByteCount(byte[] data, int i)
Finds the new-line sequence and return its length.private java.lang.String
readLine()
Reads a line.private ReversedLinesFileReader.FilePart
rollOver()
Handles block rollover
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Method Detail
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createLeftOver
private void createLeftOver()
Creates the buffer containing any left over bytes.
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getNewLineMatchByteCount
private int getNewLineMatchByteCount(byte[] data, int i)
Finds the new-line sequence and return its length.- Parameters:
data
- buffer to scani
- start offset in buffer- Returns:
- length of newline sequence or 0 if none found
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readLine
private java.lang.String readLine()
Reads a line.- Returns:
- the line or null
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rollOver
private ReversedLinesFileReader.FilePart rollOver() throws java.io.IOException
Handles block rollover- Returns:
- the new FilePart or null
- Throws:
java.io.IOException
- if there was a problem reading the file
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