de.must.dataobj

Class DoChangeLog

java.lang.Object

de.must.dataobj.DataObject

de.must.dataobj.DoChangeLog

All Implemented Interfaces:

ChangeLogger, DataObjectConstructionDetails, EntityInfo, Exemptible

public final class DoChangeLog
extends DataObject
implements ChangeLogger

Change log table for synchronization issues, e.g. HTTP synchronization of a remote database copy.

Field Summary

Fields

Modifier and Type	Field and Description
static AbstractAttribute[]	attributes
static java.lang.String	DELETE_ID
static java.lang.String	FREE_SQL_ID
static Index[]	indices
static java.lang.String	INSERT_ID
static java.lang.String	tableName
static java.lang.String	UPDATE_ID
static char	VALUE_SEPARATOR

Fields inherited from class de.must.dataobj.DataObject

changeLogger, columnNames, columnType, htColumnType, INSERTMODE, maxFieldSize, original, UPDATEMODE

Constructor Summary

Constructors

Constructor and Description
DoChangeLog()
DoChangeLog(java.sql.Connection connection)
DoChangeLog(DataObjectConstructionDetails dataObjectConstructionDetails)

Method Summary

Modifier and Type	Method and Description
void	deleteAll()
void	deleteAllExeptAusleiheAndVormerkung()
protected void	discardStatements() Discard prepared statements, e.g. to force new creation due to underlying connection has been closed.
AbstractAttribute[]	getAttributes() Returns the table attribute.
protected java.lang.String	getColChangePart(java.lang.String colName, java.lang.String newColValue)
Index[]	getIndices() Returns the table indices.
java.lang.String	getTableName() Returns the table name.
void	log(DataObject dataObject)
void	logDeletion(DataObject dataObject) Logs current deletion of a data object.
void	logFreeSQLStatement(DataObject dataObject, java.lang.String sql)
boolean	needsMoreFieldsThanIdentier(DataObject dataObject) Returns true if the change logger needs more fields than identifier fields to do its job for the specified data object.

Methods inherited from class de.must.dataobj.DataObject

addDataChangeListener, addDataSelectionListener, alertBadUniqueKey, allocateNewIdentifier, checkRecoverConnection, closeIfExists, closePreparedStatementsForWhereCondition, closeQuery, commitIfNotAutoCommit, contains, contains, contains, contains, contains, contains, count, count, count, count, count, count, countThrowException, delete, delete, deleteFreeConditioned, deleteFreeConditioned, deleteFreeConditionedAndCount, ensureMetaDataIsAvailableForAllColumns, finalize, fireDataChanged, free, getBoolean, getBoolean, getBytes, getColumnCount, getColumnLabel, getColumnLength, getColumnName, getColumnName, getColumnScale, getColumnType, getColumnType, getColumnType, getColumnType, getConnection, getDate, getDate, getDate, getDateFormattedWithShortYear, getDeletionHindrance, getDescription, getDescription, getDouble, getDouble, getEntityId, getFailedQueryExpression, getFloat, getGlobalWhereCondition, getGlobalWhereCondition, getIdentifier, getIdentifyTemplate, getIdentifyValueInt, getIdentifyWhereCondition, getIdManager, getInt, getInt, getIntAsStringZeroSuppressed, getKeyExtendedFieldSelection, getLastException, getLoadException, getLong, getmaxRow, getMode, getNbrOfFittingItems, getNbrOfFittingItems, getNbrOfFittingItems, getNbrOfFittingItems, getNbrOfFittingItems, getNbrOfFittingItems, getObject, getOriginalOf, getQueryException, getRecordingDate, getRecordingUser, getRowCount, getSqlCompareString, getSqlCompareString, getText, getText, getTextNoMatterWhatTypeOfColumn, getTime, getTimestamp, getUniqueKeyName, getWorkedOnBoolean, getWorkedOnDate, getWorkedOnDouble, getWorkedOnInt, getWorkedOnOf, getWorkedOnText, getWorkedOnText, getWorkedOnTime, getWorkedOnTimestamp, insert, isAvailable, isAvailable, isAvailable, isColumnContained, isColumnToUseForGlobalSearch, isDeletionAllowed, isKnownAsBoolean, isMemo, isModified, isModifiedColumn, isQueryFindingRecords, isQueryFindingRecords, load, load, load, load, load, load, load, loadColumns, loadFirst, logDebug, logError, logError, logError, logInfo, newRow, newRowWithNextIdentifierAllocation, nextColumn, nextRow, openQuery, openQueryThrowException, register, removeDataChangeListener, removeDataSelectionListener, resetColumnPointer, rollbackIfNotAutoCommit, save, save, save, searchGlobal, searchGlobal, select, select, select, select, select, select, select, select, select, select, select, select, select, select, selectForStreaming, setBoolean, setChangeLog, setChangeLogger, setColumnNameOfRecordingDate, setConnection, setDate, setDate, setDate, setDouble, setDouble, setDouble, setFloat, setIdentifier, setIdentityValue, setIdentityValue, setIdentityValue, setIdInclOriginal, setIdManager, setInt, setInt, setLong, setNoLogging, setObject, setReadBigDecimalAsInt, setRecordingUser, setRecordingUser, setSilentUpdate, setText, setText, setTime, setTimestamp, sqlExceptionConsequences, sqlSecure, unifyColumnName, unifyColumnNameForHashMapKey, unifyTableName, update, updateIdentifier, updateOrInsert, updateOrInsert

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.must.dataobj.EntityInfo

getForeignKeys

Field Detail

tableName

public static final java.lang.String tableName

See Also:

Constant Field Values

attributes

public static final AbstractAttribute[] attributes

indices

public static final Index[] indices

FREE_SQL_ID

public static final java.lang.String FREE_SQL_ID

See Also:

Constant Field Values

INSERT_ID

public static final java.lang.String INSERT_ID

See Also:

Constant Field Values

UPDATE_ID

public static final java.lang.String UPDATE_ID

See Also:

Constant Field Values

DELETE_ID

public static final java.lang.String DELETE_ID

See Also:

Constant Field Values

VALUE_SEPARATOR

public static final char VALUE_SEPARATOR

See Also:

Constant Field Values

Constructor Detail

DoChangeLog

public DoChangeLog()

DoChangeLog

public DoChangeLog(DataObjectConstructionDetails dataObjectConstructionDetails)

DoChangeLog

public DoChangeLog(java.sql.Connection connection)

Method Detail

getTableName

public java.lang.String getTableName()

Description copied from interface: EntityInfo

Returns the table name.

Specified by:

getTableName in interface EntityInfo

Returns:

the table name

getAttributes

public AbstractAttribute[] getAttributes()

Description copied from interface: EntityInfo

Returns the table attribute.

Specified by:

getAttributes in interface EntityInfo

Returns:

the table attribute

getIndices

public Index[] getIndices()

Description copied from interface: EntityInfo

Returns the table indices.

Specified by:

getIndices in interface EntityInfo

Returns:

the table indices

needsMoreFieldsThanIdentier

public boolean needsMoreFieldsThanIdentier(DataObject dataObject)

Description copied from interface: ChangeLogger

Returns true if the change logger needs more fields than identifier fields to do its job for the specified data object.

Specified by:

needsMoreFieldsThanIdentier in interface ChangeLogger

Parameters:

dataObject - the data object whose changes are to log

Returns:

true if the change logger needs more fields than identifier fields

log

public void log(DataObject dataObject)

Specified by:

log in interface ChangeLogger

logDeletion

public void logDeletion(DataObject dataObject)

Description copied from interface: ChangeLogger

Logs current deletion of a data object.

Specified by:

logDeletion in interface ChangeLogger

Parameters:

dataObject - the data object, whose deletions are to be logged

logFreeSQLStatement

public void logFreeSQLStatement(DataObject dataObject,
                                java.lang.String sql)

Specified by:

logFreeSQLStatement in interface ChangeLogger

getColChangePart

protected java.lang.String getColChangePart(java.lang.String colName,
                                            java.lang.String newColValue)

deleteAllExeptAusleiheAndVormerkung

public void deleteAllExeptAusleiheAndVormerkung()

deleteAll

public void deleteAll()

discardStatements

protected void discardStatements()

Description copied from class: DataObject

Discard prepared statements, e.g. to force new creation due to underlying connection has been closed.

Overrides:

discardStatements in class DataObject