org.axiondb.engine.tables

Class TaggedEBCDICTable

java.lang.Object

org.axiondb.event.BaseTableModificationPublisher

org.axiondb.engine.tables.AbstractBaseTable

org.axiondb.engine.tables.BaseTable

org.axiondb.engine.tables.BaseDiskTable

org.axiondb.engine.tables.BaseFlatfileTable

org.axiondb.engine.tables.TaggedEBCDICTable

All Implemented Interfaces:

ExternalTable, RowSource, Table

public class TaggedEBCDICTable
extends BaseFlatfileTable

A disk-resident Fixed Width Flatfile Table.

Example: create external table test1( col1 datatype, col2 datatype, ...) organization(loadtype='taggedebcdic' RecordLength='213', HeaderBytesOffset='24', tagLength='4', minTagCount='1', maxTagCount='48', tagByteCount='0', recordTrailerByteCount='54' FileName='C:/hawaii/test/input_data.txt', TagByteCount='2', en='cp037')

Version:

$Revision: 1.14 $ $Date: 2005/12/20 18:32:27 $

Nested Class Summary

Nested classes/interfaces inherited from class org.axiondb.engine.tables.BaseFlatfileTable

BaseFlatfileTable.BaseFlatfileTableOrganizationContext

Field Summary

Fields

Modifier and Type	Field and Description
protected int	_count
protected int	_index
protected long	_pos
static java.lang.String	PROP_ENCODING
static java.lang.String	PROP_HEADERBYTESOFFSET
static java.lang.String	PROP_MAXTAGCOUNT
static java.lang.String	PROP_MINTAGCOUNT
static java.lang.String	PROP_RECORDLENGTH
static java.lang.String	PROP_RECORDTRAILERBYTECOUNT
static java.lang.String	PROP_TAGBYTECOUNT
static java.lang.String	PROP_TAGLENGTH

Fields inherited from class org.axiondb.engine.tables.BaseFlatfileTable

_fileName, _isFirstLineHeader, _lineSep, _maxFaults, _rowsToSkip, context, EOF, FILLER, PROP_FILENAME, PROP_ISFIRSTLINEHEADER, PROP_MAXFAULTS, PROP_RECORDDELIMITER, PROP_ROWSTOSKIP

Fields inherited from class org.axiondb.engine.tables.BaseDiskTable

_dataFile, _dbdir, _freeIds, _readOnly, _rowCount, CURRENT_META_VERSION, FRID_FILE_EXT, FS, INDICES_DIR_NAME, INVALID_OFFSET, META_FILE_EXT, PIDX_FILE_EXT, SEQ_FILE_EXT, TYPE_FILE_EXT

Fields inherited from interface org.axiondb.ExternalTable

COLUMNS_ARE_CASE_SENSITIVE, DELIMITED_TABLE_TYPE, EXTERNAL_DB_TABLE_TYPE, FW_TABLE_TYPE, PROP_CATALOG, PROP_CREATE_IF_NOT_EXIST, PROP_DB, PROP_LOADTYPE, PROP_ORDERBY, PROP_REMOTETABLE, PROP_SCHEMA, PROP_VENDOR, PROP_WHERE, TAGGED_EBCDIC_TABLE_TYPE

Fields inherited from interface org.axiondb.Table

REGULAR_TABLE_TYPE, SYSTEM_TABLE_TYPE

Constructor Summary

Constructors

Constructor and Description
TaggedEBCDICTable(java.lang.String name, Database db)

Method Summary

Modifier and Type	Method and Description
long	getCurrentParsePosition()
protected Row	getRowByOffset(int idToAssign, long ptr)
java.util.Properties	getTableProperties() Gets Organization Property.
protected long	ignoreRowsToSkip()
protected void	initializeTable()
protected boolean	isCarriageReturn(int nextChar)
protected boolean	isEndOfRecord(int recLength, int nextChar, BufferedDataInputStream data)
protected boolean	isNewLine(int nextChar)
boolean	loadExternalTable(java.util.Properties props) Loads external data using the given properties table - should be called only once by the table factory.
protected void	parseTableProperties(java.io.ObjectInputStream in)
protected void	renameTableFiles(java.lang.String oldName, java.lang.String name)
protected void	writeHeader(BufferedDataOutputStream dataFile)
protected void	writeRow(BufferedDataOutputStream out, Row row)
protected void	writeTableProperties(java.io.ObjectOutputStream out)

Methods inherited from class org.axiondb.engine.tables.BaseFlatfileTable

addColumn, addEscapeSequence, createOrLoadDataFile, createOrLoadDataFile, evaluateForNull, fixEscapeSequence, getDataFile, getDefaultDataFileExtension, getLobDir, isEOF, isNullString, nextLineLength, reloadFilesAfterTruncate, remount, trySettingColumn

Methods inherited from class org.axiondb.engine.tables.BaseDiskTable

addColumn, addConstraint, applyDeletes, applyInserts, applyUpdates, checkpoint, clearDataFileReference, closeFiles, createOrLoadFreeIdsFile, drop, freeRowId, getInputStream, getNextRowId, getOutputStream, getPidxList, getRootDir, getRow, getRowCount, getRowIterator, getTableFile, initFiles, initializeRowCount, isReadOnly, loadOrMigrateMetaFile, migrate, parsePidxFile, populateIndex, remount, removeIndex, rename, resetLobColumns, saveIndicesAfterTruncate, setSequence, shutdown, truncate, tryToRemove, writeFridFile, writeMetaFile, writeNameToFile

Methods inherited from class org.axiondb.engine.tables.BaseTable

addIndex, addRow, applyDeletesToIndices, applyInsertsToIndices, applyUpdatesToIndices, clearCache, deleteRow, getColumn, getColumn, getColumnCount, getColumnIdentifiers, getColumnIndex, getConstraint, getConstraints, getIndexedRows, getIndexedRows, getIndexForColumn, getIndices, getName, getRowIterator, getSequence, getType, hasColumn, hasIndex, isColumnIndexed, isPrimaryKeyConstraintExists, isUniqueConstraintExists, makeRowDecorator, makeTransactableTable, notifyColumnsOfNewLobDir, readColumns, readConstraints, recreateIndices, removeConstraint, setName, setType, toString, truncateIndices, updateRow, writeColumns, writeConstraints

Methods inherited from class org.axiondb.engine.tables.AbstractBaseTable

checkConstraints, checkConstraints, checkConstraints, getMatchingRows, hasDeferredConstraint, isDeferAll, migrate

Methods inherited from class org.axiondb.event.BaseTableModificationPublisher

addTableModificationListener, getTableModificationListeners, publishEvent, removeTableModificationListener, setDeferAllConstraints

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.axiondb.Table

addColumn, addConstraint, addIndex, addRow, addTableModificationListener, applyDeletes, applyInserts, applyUpdates, checkpoint, deleteRow, drop, freeRowId, getColumn, getColumn, getColumnCount, getColumnIdentifiers, getColumnIndex, getConstraint, getConstraints, getIndexedRows, getIndexedRows, getIndexForColumn, getIndices, getMatchingRows, getName, getNextRowId, getRowCount, getRowIterator, getSequence, getTableModificationListeners, getType, hasColumn, hasIndex, isColumnIndexed, isPrimaryKeyConstraintExists, isUniqueConstraintExists, makeRowDecorator, makeTransactableTable, migrate, populateIndex, remount, removeConstraint, removeIndex, removeTableModificationListener, rename, setDeferAllConstraints, setSequence, shutdown, truncate, updateRow

Methods inherited from interface org.axiondb.RowSource

getRow

Field Detail

PROP_HEADERBYTESOFFSET

public static final java.lang.String PROP_HEADERBYTESOFFSET

See Also:

Constant Field Values

PROP_RECORDLENGTH

public static final java.lang.String PROP_RECORDLENGTH

See Also:

Constant Field Values

PROP_TAGLENGTH

public static final java.lang.String PROP_TAGLENGTH

See Also:

Constant Field Values

PROP_MINTAGCOUNT

public static final java.lang.String PROP_MINTAGCOUNT

See Also:

Constant Field Values

PROP_MAXTAGCOUNT

public static final java.lang.String PROP_MAXTAGCOUNT

See Also:

Constant Field Values

PROP_RECORDTRAILERBYTECOUNT

public static final java.lang.String PROP_RECORDTRAILERBYTECOUNT

See Also:

Constant Field Values

PROP_TAGBYTECOUNT

public static final java.lang.String PROP_TAGBYTECOUNT

See Also:

Constant Field Values

PROP_ENCODING

public static final java.lang.String PROP_ENCODING

See Also:

Constant Field Values

_pos

protected long _pos

_index

protected int _index

_count

protected int _count

Constructor Detail

TaggedEBCDICTable

public TaggedEBCDICTable(java.lang.String name,
                         Database db)
                  throws AxionException

Throws:

AxionException

Method Detail

getRowByOffset

protected Row getRowByOffset(int idToAssign,
                             long ptr)
                      throws AxionException

Specified by:

getRowByOffset in class BaseDiskTable

Throws:

AxionException

ignoreRowsToSkip

protected long ignoreRowsToSkip()
                         throws AxionException

Overrides:

ignoreRowsToSkip in class BaseFlatfileTable

Throws:

AxionException

initializeTable

protected void initializeTable()
                        throws AxionException

Overrides:

initializeTable in class BaseFlatfileTable

Throws:

AxionException

getCurrentParsePosition

public long getCurrentParsePosition()

loadExternalTable

public boolean loadExternalTable(java.util.Properties props)
                          throws AxionException

Description copied from class: BaseFlatfileTable

Loads external data using the given properties table - should be called only once by the table factory.

Specified by:

loadExternalTable in interface ExternalTable

Overrides:

loadExternalTable in class BaseFlatfileTable

Parameters:

props - Properties for Table

Throws:

AxionException - thrown while setting Properties

getTableProperties

public java.util.Properties getTableProperties()

Description copied from interface: ExternalTable

Gets Organization Property.

Returns:

Set of organization property key names;

parseTableProperties

protected void parseTableProperties(java.io.ObjectInputStream in)
                             throws AxionException

Overrides:

parseTableProperties in class BaseDiskTable

Throws:

AxionException

renameTableFiles

protected void renameTableFiles(java.lang.String oldName,
                                java.lang.String name)

Overrides:

renameTableFiles in class BaseFlatfileTable

writeTableProperties

protected void writeTableProperties(java.io.ObjectOutputStream out)
                             throws AxionException

Overrides:

writeTableProperties in class BaseDiskTable

Throws:

AxionException

writeHeader

protected void writeHeader(BufferedDataOutputStream dataFile)
                    throws AxionException

Specified by:

writeHeader in class BaseFlatfileTable

Throws:

AxionException

writeRow

protected void writeRow(BufferedDataOutputStream out,
                        Row row)
                 throws AxionException

Specified by:

writeRow in class BaseDiskTable

Throws:

AxionException

isEndOfRecord

protected boolean isEndOfRecord(int recLength,
                                int nextChar,
                                BufferedDataInputStream data)

Specified by:

isEndOfRecord in class BaseFlatfileTable

isCarriageReturn

protected boolean isCarriageReturn(int nextChar)

isNewLine

protected boolean isNewLine(int nextChar)