Package com.intellij.util.io

Class PersistentBTreeEnumerator<Data>

java.lang.Object

com.intellij.util.io.PersistentEnumeratorBase<Data>

com.intellij.util.io.PersistentBTreeEnumerator<Data>

All Implemented Interfaces:

Forceable, DataEnumerator<Data>, DataEnumeratorEx<Data>, java.io.Closeable, java.lang.AutoCloseable

Direct Known Subclasses:

ContentHashEnumerator, PersistentSetImpl

public class PersistentBTreeEnumerator<Data>
extends PersistentEnumeratorBase<Data>

Nested Class Summary

Nested classes/interfaces inherited from class com.intellij.util.io.PersistentEnumeratorBase

PersistentEnumeratorBase.CorruptedException, PersistentEnumeratorBase.DataFilter, PersistentEnumeratorBase.RecordsProcessor, PersistentEnumeratorBase.Version, PersistentEnumeratorBase.VersionUpdatedException

Field Summary

Fields

Modifier and Type	Field and Description
protected static int	VERSION

Fields inherited from class com.intellij.util.io.PersistentEnumeratorBase

LOG, myFile, myStorage, NULL_ID

Constructor Summary

Constructors

Constructor and Description
PersistentBTreeEnumerator(java.nio.file.Path file, KeyDescriptor<Data> dataDescriptor, int initialSize)
PersistentBTreeEnumerator(java.nio.file.Path file, KeyDescriptor<Data> dataDescriptor, int initialSize, PagedFileStorage.StorageLockContext lockContext)
PersistentBTreeEnumerator(java.nio.file.Path file, KeyDescriptor<Data> dataDescriptor, int initialSize, PagedFileStorage.StorageLockContext lockContext, int version)

Method Summary

Modifier and Type	Method and Description
protected int	addrToIndex(int addr)
protected void	doClose()
protected void	doFlush()
protected int	enumerateImpl(Data value, boolean onlyCheckForExisting, boolean saveNewValue)
Data	getValue(int keyId, int processingKey)
protected int	indexToAddr(int idx)
boolean	processAllDataObject(Processor<? super Data> processor, PersistentEnumeratorBase.DataFilter filter)
void	setRecordHandler(com.intellij.util.io.PersistentEnumeratorBase.RecordBufferHandler<PersistentEnumeratorBase> recordHandler)
protected void	setupEmptyFile()
protected int	setupValueId(int hashCode, int dataOff)
boolean	traverseAllRecords(PersistentEnumeratorBase.RecordsProcessor p)
Data	valueOf(int idx)

Methods inherited from class com.intellij.util.io.PersistentEnumeratorBase

clearCacheForTests, close, doWriteData, enumerate, force, getAllDataObjects, getLargestId, getMetaData, isClosed, isCorrupted, isDirty, isKeyAtIndex, iterateData, markCorrupted, markDirty, putMetaData, tryEnumerate, writeData

Methods inherited from class java.lang.Object

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

Field Detail

VERSION

protected static final int VERSION

Constructor Detail

PersistentBTreeEnumerator

public PersistentBTreeEnumerator(java.nio.file.Path file,
                                 KeyDescriptor<Data> dataDescriptor,
                                 int initialSize)
                          throws java.io.IOException

Throws:

java.io.IOException

PersistentBTreeEnumerator

public PersistentBTreeEnumerator(java.nio.file.Path file,
                                 KeyDescriptor<Data> dataDescriptor,
                                 int initialSize,
                                 PagedFileStorage.StorageLockContext lockContext)
                          throws java.io.IOException

Throws:

java.io.IOException

PersistentBTreeEnumerator

public PersistentBTreeEnumerator(java.nio.file.Path file,
                                 KeyDescriptor<Data> dataDescriptor,
                                 int initialSize,
                                 PagedFileStorage.StorageLockContext lockContext,
                                 int version)
                          throws java.io.IOException

Throws:

java.io.IOException

Method Detail

setupEmptyFile

protected void setupEmptyFile()
                       throws java.io.IOException

Specified by:

setupEmptyFile in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

doClose

protected void doClose()
                throws java.io.IOException

Overrides:

doClose in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

processAllDataObject

public boolean processAllDataObject(Processor<? super Data> processor,
                                    PersistentEnumeratorBase.DataFilter filter)
                             throws java.io.IOException

Overrides:

processAllDataObject in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

traverseAllRecords

public boolean traverseAllRecords(PersistentEnumeratorBase.RecordsProcessor p)
                           throws java.io.IOException

Specified by:

traverseAllRecords in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

addrToIndex

protected int addrToIndex(int addr)

indexToAddr

protected int indexToAddr(int idx)

Specified by:

indexToAddr in class PersistentEnumeratorBase<Data>

setupValueId

protected int setupValueId(int hashCode,
                           int dataOff)

Overrides:

setupValueId in class PersistentEnumeratorBase<Data>

setRecordHandler

public void setRecordHandler(com.intellij.util.io.PersistentEnumeratorBase.RecordBufferHandler<PersistentEnumeratorBase> recordHandler)

Overrides:

setRecordHandler in class PersistentEnumeratorBase<Data>

getValue

public Data getValue(int keyId,
                     int processingKey)
              throws java.io.IOException

Overrides:

getValue in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

enumerateImpl

protected int enumerateImpl(Data value,
                            boolean onlyCheckForExisting,
                            boolean saveNewValue)
                     throws java.io.IOException

Specified by:

enumerateImpl in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

valueOf

public Data valueOf(int idx)
             throws java.io.IOException

Specified by:

valueOf in interface DataEnumerator<Data>

Overrides:

valueOf in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException

doFlush

protected void doFlush()
                throws java.io.IOException

Overrides:

doFlush in class PersistentEnumeratorBase<Data>

Throws:

java.io.IOException