ewe.database
Class RecordDatabaseObject

java.lang.Object
  ewe.database.DatabaseObject
      ewe.database.RecordDatabaseObject

All Implemented Interfaces:

Database, DatabaseTypes, HasProperties

Direct Known Subclasses:

RecordFile

public abstract class RecordDatabaseObject

extends DatabaseObject

Nested Class Summary

Nested classes inherited from class ewe.database.DatabaseObject

DatabaseObject.MetaData

Field Summary

Fields inherited from class ewe.database.DatabaseObject

buffer, byteArray, dataValidator, decryptor, encryptor, encryptorNotSet, entries, file, foundEntries, INDEX_FLAG_DO_REINDEX, indexFlag, intArray, lock, myLocale, now, openIndexes, openMode, openModifiers, SETFIELDS_MODE_ENSURE, SETFIELDS_MODE_OVERRIDE, SETFIELDS_MODE_SET, stream

Fields inherited from interface ewe.database.Database

CreatedSortName, FIELD_MODIFIER_INTEGER_AUTO_INCREMENT, ModifiedBySortName, ModifiedSortName, OidSortName, SYNC_SLOW, SYNC_STORE_CREATION_DATE, SYNC_STORE_MODIFICATION_DATE, SYNC_STORE_MODIFIED_BY, SyncSortName

Fields inherited from interface ewe.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, 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

RecordDatabaseObject()

Method Summary

protected void	doErase(DatabaseEntryObject e)
protected abstract void	doErase(int location, boolean isDeleted)
protected void	doLoad(DatabaseEntryObject e)
protected abstract ByteArray	doLoad(int location, ByteArray dest)
protected void	doMarkAsDeleted(DatabaseEntryObject e)
protected abstract void	doMarkAsDeleted(int location, long OID, long when)
protected abstract int	doSave(int location, byte[] data, int offset, int length)
protected boolean	doStore(DatabaseEntryObject e) Return true if the entry is a new entry, false if not.
Iterator	entries() This returns an Iterator that you can use to go through the entries in the database.
protected IntArray	getAllEntries(Handle h, IntArray array)
protected FoundEntries	getAllFoundEntries(Handle h)
protected abstract boolean	getAllRecords(Handle h, int[] destination, int offset, int reported) Get all the records locations and place them in the destination int array.
protected abstract int	getNextEntry(int prev)
protected DatabaseEntry	makeNewData()
protected FoundEntries	makeNewFoundEntries()
protected abstract void	removeFieldIDs(int fieldID)

Methods inherited from class ewe.database.DatabaseObject

addField, addSort, addSort, addSort, addSpecialField, append, change, closeLookup, countEntries, createIndex, createIndex, deleteStream, dispatchEvent, doAppend, doEnableLookupMode, doEstimateEntriesCount, doOpenCloseLookup, doOpenIndex, doOpenIndex, doReIndex, enableLookupMode, enableSynchronization, enableSynchronization, ensureFields, ensureSorts, entries, entries, estimateEntriesCount, findField, findField, findFields, findFields, findIndex, findIndex, findOpenIndex, findSort, findSort, getCurrentState, getData, getDeletedSince, getEmptyEntries, getEntries, getEntries, getEntriesCount, getEventDispatcher, getField, getFieldHeader, getFieldName, getFields, getFieldType, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntries, getFoundEntriesForIndex, getIdentifier, getIndexes, getIndexSort, getLocale, getMetaData, getMyDatabaseEntries, getMyFoundEntries, getNewData, getNewDataObject, getNewMetaData, getNewOID, getObjectClass, getProperties, getSortFields, getSortName, getSortOptions, getSorts, getStreamLength, getSynchronizedTime, getTimeOfDeletion, hasChangedSince, hasDatabaseEntries, hasField, hasFoundEntries, indexBy, indexBy, indexBy, isIndexedBy, isInstanceOfDataObject, isOpenForReadWrite, load, makeNewIndex, markForReIndex, modifyField, openIndex, openLookup, openStreamForReading, openStreamForReplacing, openStreamForWriting, overrideFields, overrideSorts, overwriteMetaData, recordIndexChange, registerIndex, registerNewFoundEntries, reIndex, removeField, removeSort, save, saveIndex, setData, setDataValidator, setEncryption, setFieldHeader, setFields, setFields, setFields, setFields, setLocale, setMetaData, setObjectClass, setPassword, setSorts, setSorts, setSorts, setSynchronizedTime, toCriteria, updateTypes, useEncryption, usePassword

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, toString

Methods inherited from interface ewe.database.Database

close, countDeletedEntries, delete, deleteMetaData, eraseDeletedEntries, eraseDeletedEntry, getDeletedEntries, getDeletedEntry, getMetaData, getModifiedTime, metaDataLength, readMetaData, readMetaDataInt, rename, setModifiedTime, writeMetaData, writeMetaDataInt

Constructor Detail

RecordDatabaseObject

public RecordDatabaseObject()

Method Detail

getAllRecords

protected abstract boolean getAllRecords(Handle h,
                                         int[] destination,
                                         int offset,
                                         int reported)
                                  throws IOException

Get all the records locations and place them in the destination int array.

Throws:

IOException

doMarkAsDeleted

protected abstract void doMarkAsDeleted(int location,
                                        long OID,
                                        long when)
                                 throws IOException

Throws:

IOException

doErase

protected abstract void doErase(int location,
                                boolean isDeleted)
                         throws IOException

Throws:

IOException

doSave

protected abstract int doSave(int location,
                              byte[] data,
                              int offset,
                              int length)
                       throws IOException

Throws:

IOException

doLoad

protected abstract ByteArray doLoad(int location,
                                    ByteArray dest)
                             throws IOException

Throws:

IOException

removeFieldIDs

protected abstract void removeFieldIDs(int fieldID)
                                throws IOException

Specified by:

removeFieldIDs in class DatabaseObject

Throws:

IOException

getNextEntry

protected abstract int getNextEntry(int prev)
                             throws IOException

Throws:

IOException

entries

public Iterator entries()

Description copied from interface: Database

This returns an Iterator that you can use to go through the entries in the database.

The getNext() method of the returned iterator may throw a DatabaseIOException if there is an IO error when retrieving the next entry.

makeNewData

protected DatabaseEntry makeNewData()

Specified by:

makeNewData in class DatabaseObject

makeNewFoundEntries

protected FoundEntries makeNewFoundEntries()

Specified by:

makeNewFoundEntries in class DatabaseObject

getAllEntries

protected IntArray getAllEntries(Handle h,
                                 IntArray array)
                          throws IOException

Throws:

IOException

getAllFoundEntries

protected FoundEntries getAllFoundEntries(Handle h)
                                   throws IOException

Specified by:

getAllFoundEntries in class DatabaseObject

Throws:

IOException

doMarkAsDeleted

protected void doMarkAsDeleted(DatabaseEntryObject e)
                        throws IOException

Specified by:

doMarkAsDeleted in class DatabaseObject

Throws:

IOException

doErase

protected void doErase(DatabaseEntryObject e)
                throws IOException

Specified by:

doErase in class DatabaseObject

Throws:

IOException

doStore

protected boolean doStore(DatabaseEntryObject e)
                   throws IOException

Description copied from class: DatabaseObject

Return true if the entry is a new entry, false if not.

Specified by:

doStore in class DatabaseObject

Throws:

IOException

doLoad

protected void doLoad(DatabaseEntryObject e)
               throws IOException,
                      IllegalStateException

Specified by:

doLoad in class DatabaseObject

Throws:

IOException

IllegalStateException