java.lang.Object

org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable

org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeIndexTable

All Implemented Interfaces:: ISqlJetBtreeIndexTable, ISqlJetBtreeTable

public class SqlJetBtreeIndexTable extends SqlJetBtreeTable implements ISqlJetBtreeIndexTable

Nested Class Summary

Nested classes/interfaces inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable
SqlJetBtreeTable.State
Field Summary

Fields inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable
btree, index, rootPage, write
Constructor Summary

Constructors

Constructor

Description

SqlJetBtreeIndexTable(ISqlJetBtree btree, String indexName, boolean write)

Open index by name

SqlJetBtreeIndexTable(ISqlJetBtree btree, String indexName, List<String> columns, boolean write)
Method Summary

Modifier and Type

Method

Description

protected void

adjustKeyInfo()

boolean

checkKey(Object... key)

Check current record against key.

int

compareKey(Object[] key)

int

compareKeys(Object[] firstKey, Object[] lastKey)

boolean

delete(long rowId, Object... key)

Delete entry which matches to key and point to given rowId.

ISqlJetIndexDef

getIndexDef()

long

getKeyRowId()

void

insert(long rowId, boolean append, Object... key)

Writes key into the index.

long

lookup(boolean next, Object... values)

Lookup index entry by key values.

long

lookupLastNear(Object[] key)

long

lookupNear(boolean next, Object[] key)

void

reindex(ISqlJetSchema schema)

Methods inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable
checkField, clear, clearRecordCache, close, delete, eof, first, getBlob, getCursor, getEncoding, getFieldsCount, getFieldType, getFloat, getInteger, getKeyInfo, getKeySize, getRecord, getString, getValue, getValueMem, getValues, getValueUncached, hasMoved, insert, isNull, last, lock, lockTable, moveTo, newRowId, newRowId, next, popState, previous, pushState, unlock

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.tmatesoft.sqljet.core.internal.table.ISqlJetBtreeTable
clear, close, delete, eof, first, getBlob, getEncoding, getFieldsCount, getFieldType, getFloat, getInteger, getKeySize, getRecord, getString, getValue, getValues, hasMoved, insert, isNull, last, lock, lockTable, moveTo, newRowId, newRowId, next, popState, previous, pushState, unlock

Constructor Details
- SqlJetBtreeIndexTable
  
  public SqlJetBtreeIndexTable(ISqlJetBtree btree, String indexName, boolean write) throws SqlJetException
  
  Open index by name
  
  Throws:
  
  SqlJetException
- SqlJetBtreeIndexTable
  
  public SqlJetBtreeIndexTable(ISqlJetBtree btree, String indexName, List<String> columns, boolean write) throws SqlJetException
  
  Throws:
  
  SqlJetException
Method Details
- getIndexDef
  
  public ISqlJetIndexDef getIndexDef()
  
  Returns:
  
  the indexDef
- lookup
  
  public long lookup(boolean next, Object... values) throws SqlJetException
  
  Description copied from interface: ISqlJetBtreeIndexTable
  
  Lookup index entry by key values. If 'next' is true then just check next entry in index.
  
  Specified by:
  
  lookup in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  next - just check next index entry
  
  values - the key values
  
  Returns:
  
  Throws:
  
  SqlJetException
- compareKeys
  
  public int compareKeys(Object[] firstKey, Object[] lastKey) throws SqlJetException
  
  Specified by:
  
  compareKeys in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  firstKey -
  
  lastKey -
  
  Returns:
  
  Throws:
  
  SqlJetException
- checkKey
  
  public boolean checkKey(Object... key) throws SqlJetException
  
  Description copied from interface: ISqlJetBtreeIndexTable
  
  Check current record against key.
  
  Specified by:
  
  checkKey in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  key -
  
  Returns:
  
  Throws:
  
  SqlJetException
- adjustKeyInfo
  
  protected void adjustKeyInfo() throws SqlJetException
  
  Overrides:
  
  adjustKeyInfo in class SqlJetBtreeTable
  
  Parameters:
  
  key -
  
  Throws:
  
  SqlJetException
- insert
  
  public void insert(long rowId, boolean append, Object... key) throws SqlJetException
  
  Description copied from interface: ISqlJetBtreeIndexTable
  
  Writes key into the index. Data for the entry is nil. Append flag that provides a hint to the b-tree layer that this insert is likely to be an append.
  
  Specified by:
  
  insert in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  rowId -
  
  append -
  
  key -
  
  Throws:
  
  SqlJetException
- delete
  
  public boolean delete(long rowId, Object... key) throws SqlJetException
  
  Description copied from interface: ISqlJetBtreeIndexTable
  
  Delete entry which matches to key and point to given rowId.
  
  Specified by:
  
  delete in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  rowId -
  
  key -
  
  Returns:
  
  true if there was deleted entry which matches to key.
  
  Throws:
  
  SqlJetException
- getKeyRowId
  
  public long getKeyRowId() throws SqlJetException
  
  Specified by:
  
  getKeyRowId in interface ISqlJetBtreeIndexTable
  
  Throws:
  
  SqlJetException
- reindex
  
  public void reindex(ISqlJetSchema schema) throws SqlJetException
  
  Throws:
  
  SqlJetException
- compareKey
  
  public int compareKey(Object[] key) throws SqlJetException
  
  Specified by:
  
  compareKey in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  key -
  
  Returns:
  
  Throws:
  
  SqlJetException
- lookupNear
  
  public long lookupNear(boolean next, Object[] key) throws SqlJetException
  
  Specified by:
  
  lookupNear in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  key -
  
  Returns:
  
  Throws:
  
  SqlJetException
- lookupLastNear
  
  public long lookupLastNear(Object[] key) throws SqlJetException
  
  Specified by:
  
  lookupLastNear in interface ISqlJetBtreeIndexTable
  
  Parameters:
  
  key -
  
  Returns:
  
  Throws:
  
  SqlJetException

Class SqlJetBtreeIndexTable

Nested Class Summary

Nested classes/interfaces inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable

Field Summary

Fields inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable

Constructor Summary

Method Summary

Methods inherited from class org.tmatesoft.sqljet.core.internal.table.SqlJetBtreeTable

Methods inherited from class java.lang.Object

Methods inherited from interface org.tmatesoft.sqljet.core.internal.table.ISqlJetBtreeTable

Constructor Details

SqlJetBtreeIndexTable

SqlJetBtreeIndexTable

Method Details

getIndexDef

lookup

compareKeys

checkKey

adjustKeyInfo

insert

delete

getKeyRowId

reindex

compareKey

lookupNear

lookupLastNear