%IO.IParts.CharacterSeekableIO

abstract class %IO.IParts.CharacterSeekableIO extends %IO.IParts.SeekableIO

Aggregation holder class for methods implemented in Seekable Character stream classes Seekable Character stream classes are seekable by character position as well as by raw byte position

Property Inventory

• ExternalBytePosition
• ExternalByteSize

Method Inventory

• Clear()
• ExternalByteSeek()
• ExternalByteSizeGet()
• ExternalByteTruncateAt()
• Find()

Properties

property ExternalBytePosition as %Integer [ InitialExpression = 0 , ReadOnly ];

Property methods: ExternalBytePositionDisplayToLogical(), ExternalBytePositionGet(), ExternalBytePositionIsValid(), ExternalBytePositionLogicalToDisplay(), ExternalBytePositionNormalize()

property ExternalByteSize as %Integer [ Calculated , ReadOnly ];

Property methods: ExternalByteSizeDisplayToLogical(), ExternalByteSizeIsValid(), ExternalByteSizeLogicalToDisplay(), ExternalByteSizeNormalize()

Methods

method Clear(Output pSC As %Status) as %Boolean

abstract method ExternalByteSeek(pBytePos As %Integer, Output pSC As %Status) as %Boolean

abstract method ExternalByteSizeGet() as %Integer

method ExternalByteTruncateAt(pBytePos As %Integer, Output pSC As %Status) as %Boolean

method Find(pMatch As %String, pPosition As %Integer = 1, pEndPosition As %Integer = -1, Output pSC As %Status, pReadLines As %Boolean = 0) as %Integer

Inherited Members

Inherited Properties

• Position
• Size

Inherited Methods

• Rewind()
• Seek()
• SizeGet()
• TruncateAt()

Subclasses

• %IO.FileStream
• %IO.I.CharacterSeekableStream