eve.database.implement

Class RecordDatabaseIndex

java.lang.Object

eve.database.implement.FoundEntriesObject

eve.database.implement.RecordFoundEntries

eve.database.implement.RecordDatabaseIndex

All Implemented Interfaces:

DatabaseTypes, FoundEntries

public class RecordDatabaseIndex
extends RecordFoundEntries

Field Summary

Fields

Modifier and Type	Field and Description
String	name
protected PropertyList	pl

Fields inherited from class eve.database.implement.FoundEntriesObject

addNewOnesFirst, buffer, database, dispatcher, ids, indexName, indexRecorder, isAllInclusive, mySortID, needCompact, searcher, sortComparer, sortCriteria, sortState, views

Fields inherited from interface eve.database.DatabaseTypes

BOOLEAN, BYTE_ARRAY, CREATED_FIELD, DATE, DATE_TIME, DECIMAL, DOUBLE, FIRST_SPECIAL_FIELD, FLAG_SYNCHRONIZED, FLAGS_FIELD, INTEGER, JAVA_OBJECT, LONG, MAX_ID, MODIFIED_BY_FIELD, MODIFIED_FIELD, NAME_FIELD, OBJECT_BYTES_FIELD, OBJECT_TEXT_FIELD, OID_FIELD, OPTION_ERROR_ON_NEED_REINDEX, PLAIN_DATE, PLAIN_TIME, reservedFieldHeaders, reservedFieldIDs, reservedFieldNames, reservedFieldTypes, SORT_DATE_ONLY, SORT_IGNORE_CASE, SORT_TIME_ONLY, SORT_UNKNOWN_IS_GREATER_THAN_KNOWN, SORT_UNKNOWN_IS_LESS_THAN_KNOWN, STRING, TIME, TIMESTAMP

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	RecordDatabaseIndex(Database database, String name)

Method Summary

Modifier and Type	Method and Description
boolean	compact(Handle h) Compact the index so that it uses less space.
FoundEntries	getEntries() Get an ordinary FoundEntries from the entries in the index.
String	getName()
PropertyList	getProperties() Get the PropertyList object associated with this object.
boolean	needsCompacting() Check if the index could benefit significantly from compacting.
int	size() Return the number of entries in the index.

Methods inherited from class eve.database.implement.RecordFoundEntries

addEntriesFrom, clearEntries, copyEntriesFrom, doAdd, doChange, doDelete, doErase, doExclude, doInclude, doLoad, doSortMe, doStore, doStoreChange, doUpdate, indexFromFoundEntries, indexOf, readFrom, recordChange, writeTo

Methods inherited from class eve.database.implement.FoundEntriesObject

add, addData, change, checkView, copyStateFrom, delete, deleted, dispatchEvent, erase, exclude, exclude, excludeAll, filterAll, findAll, findAll, findAll, findAll, findFirst, findFirst, findInsertIndex, findLast, findLast, findRange, get, get, get, getCopy, getCurrentState, getData, getData, getDatabase, getEmptyView, getEntrySelector, getEventDispatcher, getFullView, getNew, getNewFoundEntries, getSortComparer, getSortCriteria, getSortEntry, getSubSet, hasChangedSince, include, includeAll, includeExclude, isAllInclusive, isSorted, searchIsCompatibleWithSortState, searchWillFilter, set, setAddNewEntriesFirst, setAllInclusive, setData, setSort, size, sort, sort, sort, sort, sort, sort, sortMe, store, toString, validateEntries, writeAndReturnTrue

Methods inherited from class java.lang.Object

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

Methods inherited from interface eve.database.FoundEntries

add, addData, change, delete, erase, exclude, exclude, excludeAll, filterAll, findAll, findAll, findAll, findAll, findFirst, findFirst, findInsertIndex, findLast, findLast, findRange, get, get, get, getCopy, getCurrentState, getData, getData, getDatabase, getEmptyView, getEntrySelector, getEventDispatcher, getFullView, getNew, getSortComparer, getSortCriteria, getSortEntry, getSubSet, hasChangedSince, include, includeAll, indexOf, isAllInclusive, isSorted, searchIsCompatibleWithSortState, set, setAddNewEntriesFirst, setAllInclusive, setData, sort, sort, sort, sort, sort, sort, store

Field Detail

name

public String name

pl

protected PropertyList pl

Constructor Detail

RecordDatabaseIndex

protected RecordDatabaseIndex(Database database,
                              String name)

Method Detail

getName

public String getName()

needsCompacting

public boolean needsCompacting()
                        throws IOException

Check if the index could benefit significantly from compacting.

Returns:

true if the index could benefit significantly from compacting.

Throws:

IOException - on error.

compact

public boolean compact(Handle h)
                throws IOException

Compact the index so that it uses less space. This will generally only affect its space on disk, not in memory.

Throws:

IOException

getProperties

public PropertyList getProperties()

Description copied from interface: HasProperties

Get the PropertyList object associated with this object.

getEntries

public FoundEntries getEntries()

Get an ordinary FoundEntries from the entries in the index.

size

public int size()

Return the number of entries in the index. This must match the number of entries in the Database, otherwise something is wrong.

Specified by:

size in interface FoundEntries