Package org.apache.lucene.util

Class ThrottledIndexOutput

java.lang.Object

org.apache.lucene.store.DataOutput

org.apache.lucene.store.IndexOutput

org.apache.lucene.util.ThrottledIndexOutput

All Implemented Interfaces:

Closeable, AutoCloseable

public class ThrottledIndexOutput
extends IndexOutput

Intentionally slow IndexOutput for testing.

Field Summary

Fields

Modifier and Type	Field	Description
static int	DEFAULT_MIN_WRITTEN_BYTES

Constructor Summary

Constructors

Constructor	Description
ThrottledIndexOutput(int bytesPerSecond, long delays, int minBytesWritten, IndexOutput delegate)
ThrottledIndexOutput(int bytesPerSecond, long flushDelayMillis, long closeDelayMillis, long seekDelayMillis, long minBytesWritten, IndexOutput delegate)
ThrottledIndexOutput(int bytesPerSecond, long delayInMillis, IndexOutput delegate)

Method Summary

Modifier and Type	Method	Description
void	close()
void	copyBytes(DataInput input, long numBytes)
long	getChecksum()
protected long	getDelay(boolean closing)
long	getFilePointer()
static int	mBitsToBytes(int mbits)
ThrottledIndexOutput	newFromDelegate(IndexOutput output)
void	writeByte(byte b)
void	writeBytes(byte[] b, int offset, int length)

Methods inherited from class org.apache.lucene.store.IndexOutput

alignFilePointer, alignOffset, getName, toString

Methods inherited from class org.apache.lucene.store.DataOutput

writeBytes, writeInt, writeLong, writeMapOfStrings, writeSetOfStrings, writeShort, writeString, writeVInt, writeVLong, writeZInt, writeZLong

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

DEFAULT_MIN_WRITTEN_BYTES

public static final int DEFAULT_MIN_WRITTEN_BYTES

See Also:

Constant Field Values

Constructor Detail

ThrottledIndexOutput

public ThrottledIndexOutput(int bytesPerSecond,
                            long delayInMillis,
                            IndexOutput delegate)

ThrottledIndexOutput

public ThrottledIndexOutput(int bytesPerSecond,
                            long delays,
                            int minBytesWritten,
                            IndexOutput delegate)

ThrottledIndexOutput

public ThrottledIndexOutput(int bytesPerSecond,
                            long flushDelayMillis,
                            long closeDelayMillis,
                            long seekDelayMillis,
                            long minBytesWritten,
                            IndexOutput delegate)

Method Detail

newFromDelegate

public ThrottledIndexOutput newFromDelegate(IndexOutput output)

mBitsToBytes

public static final int mBitsToBytes(int mbits)

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class IndexOutput

Throws:

IOException

getFilePointer

public long getFilePointer()

Specified by:

getFilePointer in class IndexOutput

writeByte

public void writeByte(byte b)
               throws IOException

Specified by:

writeByte in class DataOutput

Throws:

IOException

writeBytes

public void writeBytes(byte[] b,
                       int offset,
                       int length)
                throws IOException

Specified by:

writeBytes in class DataOutput

Throws:

IOException

getDelay

protected long getDelay(boolean closing)

copyBytes

public void copyBytes(DataInput input,
                      long numBytes)
               throws IOException

Overrides:

copyBytes in class DataOutput

Throws:

IOException

getChecksum

public long getChecksum()
                 throws IOException

Specified by:

getChecksum in class IndexOutput

Throws:

IOException