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java.lang.Object org.apache.lucene.store.DataInput org.apache.lucene.store.IndexInput org.apache.lucene.store.ChecksumIndexInput
public class ChecksumIndexInput
Writes bytes through to a primary IndexOutput, computing checksum as it goes. Note that you cannot use seek().
Constructor Summary | |
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ChecksumIndexInput(IndexInput main)
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Method Summary | |
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void |
close()
Closes the stream to further operations. |
long |
getChecksum()
|
long |
getFilePointer()
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 |
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copyBytes, skipChars, toString |
Methods inherited from class org.apache.lucene.store.DataInput |
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clone, readBytes, readChars, readInt, readLong, readShort, readString, readStringStringMap, readVInt, readVLong, setModifiedUTF8StringsMode |
Methods inherited from class java.lang.Object |
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equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public ChecksumIndexInput(IndexInput main)
Method Detail |
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public byte readByte() throws IOException
DataInput
readByte
in class DataInput
IOException
DataOutput.writeByte(byte)
public void readBytes(byte[] b, int offset, int len) throws IOException
DataInput
readBytes
in class DataInput
b
- the array to read bytes intooffset
- the offset in the array to start storing byteslen
- the number of bytes to read
IOException
DataOutput.writeBytes(byte[],int)
public long getChecksum()
public void close() throws IOException
IndexInput
close
in interface Closeable
close
in class IndexInput
IOException
public long getFilePointer()
IndexInput
getFilePointer
in class IndexInput
IndexInput.seek(long)
public void seek(long pos)
IndexInput
seek
in class IndexInput
IndexInput.getFilePointer()
public long length()
IndexInput
length
in class IndexInput
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