org.exist.storage.index
Class CollectionStore

java.lang.Object
  org.exist.storage.btree.Paged
      org.exist.storage.btree.BTree
          org.exist.storage.index.BFile
              org.exist.storage.index.CollectionStore

public class CollectionStore

extends BFile

Handles access to the central collection storage file (collections.dbx).

Author:

wolf

Nested Class Summary

Nested classes inherited from class org.exist.storage.index.BFile

BFile.PageInputStream

Nested classes inherited from class org.exist.storage.btree.BTree

BTree.BTreeFileHeader, BTree.BTreeNode, BTree.BTreePageHeader

Nested classes inherited from class org.exist.storage.btree.Paged

Paged.FileHeader, Paged.Page, Paged.PageHeader

Field Summary

static java.lang.String	FREE_COLLECTION_ID_KEY
static java.lang.String	FREE_DOC_ID_KEY
static java.lang.String	NEXT_COLLECTION_ID_KEY
static java.lang.String	NEXT_DOC_ID_KEY

Fields inherited from class org.exist.storage.index.BFile

DATA_SYNC_PERIOD, dataCache, FILE_FORMAT_VERSION_ID, fileHeader, fixedKeyLen, FREE_LIST, LOB, lock, LOG_CREATE_PAGE, LOG_OVERFLOW_APPEND, LOG_OVERFLOW_CREATE, LOG_OVERFLOW_CREATE_PAGE, LOG_OVERFLOW_MODIFIED, LOG_OVERFLOW_REMOVE, LOG_OVERFLOW_STORE, LOG_REMOVE_PAGE, LOG_REMOVE_VALUE, LOG_STORE_VALUE, maxValueSize, minFree, MULTI_PAGE, PAGE_MIN_FREE, RECORD, UNKNOWN_ADDRESS

Fields inherited from class org.exist.storage.btree.BTree

BRANCH, buffers, cache, cacheManager, fileId, growthThreshold, isTransactional, KEY_NOT_FOUND, LEAF, LOG_CREATE_BNODE, LOG_INSERT_VALUE, LOG_SET_PARENT, LOG_UPDATE_PAGE, LOG_UPDATE_VALUE, logManager

Fields inherited from class org.exist.storage.btree.Paged

DELETED, LOG, OVERFLOW, PAGE_SIZE, UNUSED

Constructor Summary

CollectionStore(BrokerPool pool, java.io.File file, CacheManager cacheManager)

Method Summary

boolean	flush()
protected long	getBTreeSyncPeriod()
protected long	getDataSyncPeriod()

Methods inherited from class org.exist.storage.index.BFile

append, append, close, closeAndRemove, containsKey, create, createFileHeader, createFileHeader, createFileHeader, createFileHeader, createPageHeader, debugFreeList, find, findEntries, findKeys, get, get, get, getAsStream, getAsStream, getDataBufferStats, getEntries, getFileVersion, getKeys, getLock, getValues, open, printStatistics, put, put, put, put, put, redoAppendOverflow, redoCreateOverflow, redoCreateOverflowPage, redoCreatePage, redoModifiedOverflow, redoRemoveOverflow, redoRemovePage, redoRemoveValue, redoStoreOverflow, redoStoreValue, remove, remove, remove, removeAll, setLocation, storeValue, undoAppendOverflow, undoCreateOverflow, undoCreateOverflowPage, undoCreatePage, undoModifiedOverflow, undoRemoveOverflow, undoRemovePage, undoRemoveValue, undoStoreValue, update, update, update, update

Methods inherited from class org.exist.storage.btree.BTree

addValue, addValue, create, createRootNode, dump, dumpValue, findValue, getIndexBufferStats, getRootNode, open, query, query, redoCreateBTNode, redoInsertValue, redoRemoveValue, redoSetParent, redoUpdatePage, redoUpdateValue, remove, remove, removeValue, removeValue, requiresRedo, setRootNode, undoInsertValue, undoRemoveValue, undoUpdateValue

Methods inherited from class org.exist.storage.btree.Paged

backupToStream, exists, getFile, getFileHeader, getFreePage, getPage, getPageSize, hexDump, isOpened, isReadOnly, printFreeSpaceList, reuseDeleted, setFile, setPageSize, unlinkPages, unlinkPages, writeValue, writeValue, writeValue

Methods inherited from class java.lang.Object

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

Field Detail

FREE_DOC_ID_KEY

public static final java.lang.String FREE_DOC_ID_KEY

See Also:

Constant Field Values

NEXT_DOC_ID_KEY

public static final java.lang.String NEXT_DOC_ID_KEY

See Also:

Constant Field Values

FREE_COLLECTION_ID_KEY

public static final java.lang.String FREE_COLLECTION_ID_KEY

See Also:

Constant Field Values

NEXT_COLLECTION_ID_KEY

public static final java.lang.String NEXT_COLLECTION_ID_KEY

See Also:

Constant Field Values

Constructor Detail

CollectionStore

public CollectionStore(BrokerPool pool,
                       java.io.File file,
                       CacheManager cacheManager)
                throws DBException

Parameters:

file -

Throws:

DBException

Method Detail

getBTreeSyncPeriod

protected long getBTreeSyncPeriod()

getDataSyncPeriod

protected long getDataSyncPeriod()

Overrides:

getDataSyncPeriod in class BFile

flush

public boolean flush()
              throws DBException

Overrides:

flush in class BFile

Throws:

DBException