PositionDependentRecordAtom (POI API Documentation)

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org.apache.poi.hslf.record
Class PositionDependentRecordAtom

java.lang.Object
  org.apache.poi.hslf.record.Record
      org.apache.poi.hslf.record.RecordAtom
          org.apache.poi.hslf.record.PositionDependentRecordAtom

All Implemented Interfaces:: PositionDependentRecord

Direct Known Subclasses:: DocumentEncryptionAtom, ExOleObjStg, PersistPtrHolder, UserEditAtom

public abstract class PositionDependentRecordAtom
extends RecordAtom
implements PositionDependentRecord
extends RecordAtom
implements PositionDependentRecord

A special (and dangerous) kind of Record Atom that cares about where it lives on the disk, or who has other Atoms that care about where this is on the disk.

Field Summary

Fields inherited from class org.apache.poi.hslf.record.Record
`logger`

Constructor Summary
`PositionDependentRecordAtom()`

Method Summary
`int`	`getLastOnDiskOffset()` Fetch our location on the disk, as of the last write out
`void`	`setLastOnDiskOffset(int offset)` Update the Record's idea of where on disk it lives, after a write out.
`abstract void`	`updateOtherRecordReferences(java.util.Map<java.lang.Integer,java.lang.Integer> oldToNewReferencesLookup)` Offer the record the list of records that have changed their location as part of the writeout.

Methods inherited from class org.apache.poi.hslf.record.RecordAtom
`getChildRecords, isAnAtom`

Methods inherited from class org.apache.poi.hslf.record.Record
`buildRecordAtOffset, createRecordForType, findChildRecords, getRecordType, writeLittleEndian, writeLittleEndian, writeOut`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

PositionDependentRecordAtom

public PositionDependentRecordAtom()

Method Detail

getLastOnDiskOffset

public int getLastOnDiskOffset()

Fetch our location on the disk, as of the last write out

Specified by:: getLastOnDiskOffset in interface PositionDependentRecord

setLastOnDiskOffset

public void setLastOnDiskOffset(int offset)

Update the Record's idea of where on disk it lives, after a write out. Use with care...

Specified by:: setLastOnDiskOffset in interface PositionDependentRecord

updateOtherRecordReferences

public abstract void updateOtherRecordReferences(java.util.Map<java.lang.Integer,java.lang.Integer> oldToNewReferencesLookup)

Offer the record the list of records that have changed their location as part of the writeout. Allows records to update their internal pointers to other records locations

Specified by:: updateOtherRecordReferences in interface PositionDependentRecord