org.apache.poi.hssf.usermodel
Class HSSFObjectData

java.lang.Object
  org.apache.poi.hssf.usermodel.HSSFObjectData

public final class HSSFObjectData
extends java.lang.Object

Represents binary object (i.e. OLE) data stored in the file. Eg. A GIF, JPEG etc...

Author:

Daniel Noll

Constructor Summary

HSSFObjectData(ObjRecord record, DirectoryEntry root)
Constructs object data by wrapping a lower level object record.

Method Summary

protected EmbeddedObjectRefSubRecord	findObjectRecord() Finds the EmbeddedObjectRefSubRecord, or throws an Exception if there wasn't one
DirectoryEntry	getDirectory() Gets the object data.
byte[]	getObjectData() Returns the data portion, for an ObjectData that doesn't have an associated POIFS Directory Entry
java.lang.String	getOLE2ClassName() Returns the OLE2 Class Name of the object
boolean	hasDirectoryEntry() Does this ObjectData have an associated POIFS Directory Entry? (Not all do, those that don't have a data portion)

Methods inherited from class java.lang.Object

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

Constructor Detail

HSSFObjectData

public HSSFObjectData(ObjRecord record,
                      DirectoryEntry root)

Constructs object data by wrapping a lower level object record.

Parameters:

record - the low-level object record.

root - the root of the filesystem, required for retrieving the object data.

Method Detail

getOLE2ClassName

public java.lang.String getOLE2ClassName()

Returns the OLE2 Class Name of the object

getDirectory

public DirectoryEntry getDirectory()
                            throws java.io.IOException

Gets the object data. Only call for ones that have data though. See hasDirectoryEntry()

Returns:

the object data as an OLE2 directory.

Throws:

java.io.IOException - if there was an error reading the data.

getObjectData

public byte[] getObjectData()

Returns the data portion, for an ObjectData that doesn't have an associated POIFS Directory Entry

hasDirectoryEntry

public boolean hasDirectoryEntry()

Does this ObjectData have an associated POIFS Directory Entry? (Not all do, those that don't have a data portion)

findObjectRecord

protected EmbeddedObjectRefSubRecord findObjectRecord()

Finds the EmbeddedObjectRefSubRecord, or throws an Exception if there wasn't one