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:

java.io.Closeable, java.lang.AutoCloseable

public class ThrottledIndexOutput
extends org.apache.lucene.store.IndexOutput

Intentionally slow IndexOutput for testing.

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_MIN_WRITTEN_BYTES

Constructor Summary

Constructors

Constructor and Description
ThrottledIndexOutput(int bytesPerSecond, long delayInMillis, org.apache.lucene.store.IndexOutput delegate)
ThrottledIndexOutput(int bytesPerSecond, long delays, int minBytesWritten, org.apache.lucene.store.IndexOutput delegate)
ThrottledIndexOutput(int bytesPerSecond, long flushDelayMillis, long closeDelayMillis, long seekDelayMillis, long minBytesWritten, org.apache.lucene.store.IndexOutput delegate)

Method Summary

Modifier and Type	Method and Description
void	close()
void	copyBytes(org.apache.lucene.store.DataInput input, long numBytes)
void	flush()
protected long	getDelay(boolean closing)
long	getFilePointer()
long	length()
static int	mBitsToBytes(int mbits)
ThrottledIndexOutput	newFromDelegate(org.apache.lucene.store.IndexOutput output)
void	seek(long pos)
void	setLength(long length)
void	writeByte(byte b)
void	writeBytes(byte[] b, int offset, int length)

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

writeBytes, writeChars, writeChars, writeInt, writeLong, writeShort, writeString, writeStringStringMap, writeVInt, writeVLong

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, 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,
                            org.apache.lucene.store.IndexOutput delegate)

ThrottledIndexOutput

public ThrottledIndexOutput(int bytesPerSecond,
                            long delays,
                            int minBytesWritten,
                            org.apache.lucene.store.IndexOutput delegate)

ThrottledIndexOutput

public ThrottledIndexOutput(int bytesPerSecond,
                            long flushDelayMillis,
                            long closeDelayMillis,
                            long seekDelayMillis,
                            long minBytesWritten,
                            org.apache.lucene.store.IndexOutput delegate)

Method Detail

newFromDelegate

public ThrottledIndexOutput newFromDelegate(org.apache.lucene.store.IndexOutput output)

mBitsToBytes

public static final int mBitsToBytes(int mbits)

flush

public void flush()
           throws java.io.IOException

Specified by:

flush in class org.apache.lucene.store.IndexOutput

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in class org.apache.lucene.store.IndexOutput

Throws:

java.io.IOException

getFilePointer

public long getFilePointer()

Specified by:

getFilePointer in class org.apache.lucene.store.IndexOutput

seek

public void seek(long pos)
          throws java.io.IOException

Specified by:

seek in class org.apache.lucene.store.IndexOutput

Throws:

java.io.IOException

length

public long length()
            throws java.io.IOException

Specified by:

length in class org.apache.lucene.store.IndexOutput

Throws:

java.io.IOException

writeByte

public void writeByte(byte b)
               throws java.io.IOException

Specified by:

writeByte in class org.apache.lucene.store.DataOutput

Throws:

java.io.IOException

writeBytes

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

Specified by:

writeBytes in class org.apache.lucene.store.DataOutput

Throws:

java.io.IOException

getDelay

protected long getDelay(boolean closing)

setLength

public void setLength(long length)
               throws java.io.IOException

Overrides:

setLength in class org.apache.lucene.store.IndexOutput

Throws:

java.io.IOException

copyBytes

public void copyBytes(org.apache.lucene.store.DataInput input,
                      long numBytes)
               throws java.io.IOException

Overrides:

copyBytes in class org.apache.lucene.store.DataOutput

Throws:

java.io.IOException