Package org.apache.lucene.store
Class ChecksumIndexInput
java.lang.Object
org.apache.lucene.store.DataInput
org.apache.lucene.store.IndexInput
org.apache.lucene.store.ChecksumIndexInput
- All Implemented Interfaces:
Closeable
,AutoCloseable
,Cloneable
Reads bytes through to a primary IndexInput, computing
checksum as it goes. Note that you cannot use seek().
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionvoid
close()
Closes the stream to further operations.long
long
Returns the current position in this file, where the next read will occur.long
length()
The number of bytes in the file.byte
readByte()
Reads and returns a single byte.void
readBytes
(byte[] b, int offset, int len) Reads a specified number of bytes into an array at the specified offset.void
seek
(long pos) Sets current position in this file, where the next read will occur.Methods inherited from class org.apache.lucene.store.IndexInput
clone, toString
Methods inherited from class org.apache.lucene.store.DataInput
readBytes, readInt, readLong, readShort, readString, readStringSet, readStringStringMap, readVInt, readVLong
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Constructor Details
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ChecksumIndexInput
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Method Details
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readByte
Description copied from class:DataInput
Reads and returns a single byte.- Specified by:
readByte
in classDataInput
- Throws:
IOException
- See Also:
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readBytes
Description copied from class:DataInput
Reads a specified number of bytes into an array at the specified offset.- Specified by:
readBytes
in classDataInput
- Parameters:
b
- the array to read bytes intooffset
- the offset in the array to start storing byteslen
- the number of bytes to read- Throws:
IOException
- See Also:
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getChecksum
public long getChecksum() -
close
Description copied from class:IndexInput
Closes the stream to further operations.- Specified by:
close
in interfaceAutoCloseable
- Specified by:
close
in interfaceCloseable
- Specified by:
close
in classIndexInput
- Throws:
IOException
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getFilePointer
public long getFilePointer()Description copied from class:IndexInput
Returns the current position in this file, where the next read will occur.- Specified by:
getFilePointer
in classIndexInput
- See Also:
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seek
public void seek(long pos) Description copied from class:IndexInput
Sets current position in this file, where the next read will occur.- Specified by:
seek
in classIndexInput
- See Also:
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length
public long length()Description copied from class:IndexInput
The number of bytes in the file.- Specified by:
length
in classIndexInput
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