Package com.softwaremining.files

Class RelativeFile

java.lang.Object

com.softwaremining.wrappers.CBLBean

com.softwaremining.wrappers.AbstractBasePersistence

com.softwaremining.files.AbstractFile

com.softwaremining.files.RelativeFile

All Implemented Interfaces:

IPersistence, AbstractDataObject, ICBLBeanNGroup, ICBLContainer, IFieldContainer, ISMBean, ISMDataType

public abstract class RelativeFile
extends AbstractFile

Field Summary

Fields

Modifier and Type	Field	Description
static long	totalRuntime_relative	for internal use only ...

Fields inherited from class com.softwaremining.wrappers.AbstractBasePersistence

fileName, ownerClassName, status

Fields inherited from class com.softwaremining.wrappers.CBLBean

EBCDIC_JIT_PD_SUPPORT_FOR_SEQ_FILES, INDEX_FOR_NON_ARRAY_VERSION_OF_FIELD, INDEX_ZERO, tmp_lengthofAssignedValue, totalRuntime_allocate, totalRuntime_calcFieldOffsets, totalRuntime_getMemoryPosition, totalRuntime_setFieldFormatted

Fields inherited from interface com.softwaremining.sql.IPersistence

ACCESS_MODE_DYNAMIC, ACCESS_MODE_RANDOM, ACCESS_MODE_SEQUENTIAL, ASCENDING_RECORD_KEY, CONDITION_TYPE_EQUALS, CONDITION_TYPE_GREATER, CONDITION_TYPE_GREATER_OR_EQUALS, CONDITION_TYPE_IGNORE, CONDITION_TYPE_IGNORE_FOR_SQL_LIKE, CONDITION_TYPE_LESS, CONDITION_TYPE_LESS_OR_EQUALS, CONDITION_TYPE_LIKE, CONDITION_TYPE_NO_CONDITION, CONDITION_TYPE_NOT_ASSIGNED, DESCENDING_RECORD_KEY, OPEN_MODE_EXTEND, OPEN_MODE_I_O, OPEN_MODE_INPUT, OPEN_MODE_NOT_OPENED, OPEN_MODE_OUTPUT, STATUS_AT_END, STATUS_DUP_KEY, STATUS_FAILED_CLOSING, STATUS_INCORRECT_READ_OF_UNOPENED_FILE, STATUS_INCORRECT_RECORDSIZE_REWRITE, STATUS_INSERT_ERR_INAPPROPRIATE_FILE, STATUS_INSERT_ERR_INVALID_KEY, STATUS_LOCK, STATUS_NOT_FOUND, STATUS_REWRITE_WITHOUT_READ, STATUS_SM_FAIL_UNKOWN_REASON, STATUS_SM_NOT_ASSIGNED, STATUS_SUCCESS, UNCERTAIN_OF_RETURN_VALUE

Constructor Summary

Constructors

Constructor	Description
RelativeFile()
RelativeFile(BaseService owner)

Method Summary

Modifier and Type	Method	Description
final void	assignRecordsAreFixedLength(boolean fixedLengthRecord)
void	assignRelativeKey(AbstractCBLNumeric relativeKey)
int	clear()
int	close()	Close the file
int	deleteRecord()	when operation is Unsuccessful throw Exception (e.g KeyNotFountException).
int	insertRecord()	when operation is Unsuccessful throw Exception (e.g DuplicateKeyException).
int	nextRecord()	when operation is Unsuccessful throw Exception (e.g AtEndException).
int	open(int openMode)
int	open(int openMode, boolean prefixFileNameWithCallingProgram)
int	prevRecord()	when operation is Unsuccessful throw Exception (e.g AtEndException).
int	readRecord()	Typically called repeatedly to read next record sequentially from a file.
void	seek(AbstractCBLNumeric relativeKey, int conditionType)
void	seekRecord(AbstractCBLNumeric relativeKey, int conditionType)
void	setRelativeKey(AbstractCBLNumeric relativeKey)	Deprecated. - use assignRelativeKey
int	updateRecord()	when operation is Unsuccessful throw Exception (e.g DuplicateKeyException).

Methods inherited from class com.softwaremining.files.AbstractFile

resetDataDirectory, retrieveDataDirectory, retrieveFullFileName, retrieveOpenMode

Methods inherited from class com.softwaremining.wrappers.AbstractBasePersistence

assignAccessMode, assignFileName, assignLock, assignStatus, assignStatus, assignStatusAsPrimitive, assignStatusValue, assignStatusValue, assignTableName, delete, insert, next, prev, read, readRow, retrieveAccessMode, retrieveFileName, retrieveFileName, retrieveFirstLevelEntry, retrieveSessionId, retrieveStatusField, retrieveStatusValue, update

Methods inherited from class com.softwaremining.wrappers.CBLBean

addCorrespondingValue, addCorrespondingValue, allocate, assignAddressTo, assignAddressTo, assignBean, assignBytesEncoded, assignCachedInitializationValue, assignCorrespondingValue, assignCorrespondingValue, assignDefaultValue, assignDependingField, assignEbcdicBytes, assignEbcdicJIT_PdSupportForSequentialFiles, assignEncodedValue, assignExemptFromMemRelease, assignExternal, assignHighValues, assignInternalVars, assignLowValues, assignRawEbcdicBytes, assignRecordSize, assignRedefines, assignRedefines, assignSessionId, assignStringFormatted, assignSubstring, assignSubstring, assignToAddressOf, assignToAddressOf, assignToAddressOf, assignToAddressOf, assignToAllFields, assignValue, assignValue, assignValue, assignValue, assignValue, assignValue, assignValue, calculateStorageSize, containsPointers, equals, equals, equals, equals, equalsRightTrimmed, fieldsCount, fill, fill, fill, fill, fill, getValue, hasPackedDecimalFields, initDefaultValues, initialize, initialize, isExemptFromMemRelease, isFilled, isFilled, isFilled, isFilled, isGreaterThan, isGreaterThan, isGreaterThan, isHighValues, isInvolvedInDependency, isInvolvedInExternalDependency, isLessOrEqualTo, isLessOrEqualTo, isLessOrEqualTo, isLessOrEqualTo, isLessOrEqualTo, isLessThan, isLessThan, isLessThan, isLessThan, isLessThan, isLowValues, isRedefinedByAnotherClass, isResourceAlreadyReleased, lengthOf, printFieldPosition, printFieldValues, printOrderedFieldPosition, PrintOrderedFieldPositionsAndValue, releaseResources, releaseResources, resetCachedValues, resetCompressedFieldList, resetStructure, resize, retrieveActualLength, retrieveAsInt, retrieveAsString, retrieveCachedInitializationValue, retrieveCompressedFields, retrieveDependedFieldsList, retrieveEbcdicBytes, retrieveEbcdicValue, retrieveEncodedValue, retrieveField, retrieveField, retrieveFieldAtMemoryPosition, retrieveFieldFormatted, retrieveFields, retrieveIsTargetOfPointers, retrievePrimitiveFields, retrieveRawEbcdicBytes, retrieveSQLObject, retrieveStorageCellSize, retrieveStorageChars, retrieveSubstring, retrieveSubstring, retrieveTopLevelField, retrieveValue, retrieveValue, setValue, stringValue, subtractCorrespondingValue, subtractCorrespondingValue, toString

Methods inherited from class java.lang.Object

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

Field Details

totalRuntime_relative

public static long totalRuntime_relative

for internal use only ... profiling information

Constructor Details

RelativeFile

public RelativeFile()

RelativeFile

public RelativeFile(BaseService owner)

Method Details

setRelativeKey

public void setRelativeKey(AbstractCBLNumeric relativeKey)

Deprecated.

- use assignRelativeKey

Parameters:

relativeKey -

assignRelativeKey

public void assignRelativeKey(AbstractCBLNumeric relativeKey)

open

public int open(int openMode)
         throws IOCriticalException

Specified by:

open in class AbstractBasePersistence

Throws:

IOCriticalException

open

public int open(int openMode,
 boolean prefixFileNameWithCallingProgram)
         throws IOCriticalException

Throws:

IOCriticalException

close

public int close()
          throws IOCriticalException

Description copied from class: AbstractBasePersistence

Close the file

Specified by:

close in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOCriticalException

seek

public void seek(AbstractCBLNumeric relativeKey,
 int conditionType)
          throws IOStatusException

Throws:

IOStatusException

seekRecord

public void seekRecord(AbstractCBLNumeric relativeKey,
 int conditionType)
                throws IOStatusException

Throws:

IOStatusException

nextRecord

public int nextRecord()
               throws IOStatusException

Description copied from class: AbstractBasePersistence

when operation is Unsuccessful throw Exception (e.g AtEndException). See com.softwaremining.wrappers.exceptions

Specified by:

nextRecord in class AbstractBasePersistence

Returns:

Throws:

IOStatusException

prevRecord

public int prevRecord()
               throws IOStatusException

Description copied from class: AbstractBasePersistence

when operation is Unsuccessful throw Exception (e.g AtEndException). See com.softwaremining.wrappers.exceptions

Specified by:

prevRecord in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOStatusException

readRecord

public int readRecord()
               throws IOStatusException

Description copied from class: AbstractBasePersistence

Typically called repeatedly to read next record sequentially from a file. Otherwise, it performs a SEEK on the current RecordKey - and then reads the file. when operation is Unsuccessful throw Exception (e.g AtEndException). See com.softwaremining.wrappers.exceptions

Specified by:

readRecord in class AbstractBasePersistence

Returns:

Throws:

IOStatusException

updateRecord

public int updateRecord()
                 throws IOStatusException

Description copied from class: AbstractBasePersistence

when operation is Unsuccessful throw Exception (e.g DuplicateKeyException). See com.softwaremining.wrappers.exceptions

Specified by:

updateRecord in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOStatusException

insertRecord

public int insertRecord()
                 throws IOStatusException

Description copied from class: AbstractBasePersistence

when operation is Unsuccessful throw Exception (e.g DuplicateKeyException). See com.softwaremining.wrappers.exceptions

Specified by:

insertRecord in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOStatusException

deleteRecord

public int deleteRecord()
                 throws IOStatusException

Description copied from class: AbstractBasePersistence

when operation is Unsuccessful throw Exception (e.g KeyNotFountException). See com.softwaremining.wrappers.exceptions

Specified by:

deleteRecord in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOStatusException

clear

public int clear()
          throws IOCriticalException

Specified by:

clear in class AbstractBasePersistence

Returns:

when successful it returns IPersistence.STATUS_SUCCESS

Throws:

IOCriticalException

assignRecordsAreFixedLength

public final void assignRecordsAreFixedLength(boolean fixedLengthRecord)