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java.lang.Object org.apache.poi.POIXMLDocumentPart org.apache.poi.xssf.usermodel.XSSFPictureData
public class XSSFPictureData
Raw picture data, normally attached to a SpreadsheetML Drawing. As a rule, pictures are stored in the /xl/media/ part of a SpreadsheetML package.
Field Summary | |
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protected static POIXMLRelation[] |
RELATIONS
Relationships for each known picture type |
Fields inherited from class org.apache.poi.POIXMLDocumentPart |
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DEFAULT_XML_OPTIONS |
Constructor Summary | |
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protected |
XSSFPictureData()
Create a new XSSFPictureData node |
protected |
XSSFPictureData(PackagePart part,
PackageRelationship rel)
Construct XSSFPictureData from a package part |
Method Summary | |
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byte[] |
getData()
Gets the picture data as a byte array. |
java.lang.String |
getMimeType()
Returns the mime type for the image |
int |
getPictureType()
Return an integer constant that specifies type of this picture |
java.lang.String |
suggestFileExtension()
Suggests a file extension for this image. |
Methods inherited from class org.apache.poi.POIXMLDocumentPart |
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addRelation, commit, createRelationship, createRelationship, createRelationship, getPackagePart, getPackageRelationship, getParent, getRelationById, getRelationId, getRelations, getTargetPart, onDocumentCreate, onDocumentRead, onDocumentRemove, onSave, read, rebase, removeRelation, removeRelation, toString |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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protected static final POIXMLRelation[] RELATIONS
Constructor Detail |
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protected XSSFPictureData()
XSSFWorkbook.addPicture(byte[], int)
protected XSSFPictureData(PackagePart part, PackageRelationship rel)
part
- the package part holding the drawing data,rel
- the package relationship holding this drawing,
the relationship type must be http://schemas.openxmlformats.org/officeDocument/2006/relationships/imageMethod Detail |
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public byte[] getData()
Note, that this call might be expensive since all the picture data is copied into a temporary byte array.
You can grab the picture data directly from the underlying package part as follows:
InputStream is = getPackagePart().getInputStream();
getData
in interface PictureData
public java.lang.String suggestFileExtension()
suggestFileExtension
in interface PictureData
public int getPictureType()
Workbook.PICTURE_TYPE_EMF
,
Workbook.PICTURE_TYPE_WMF
,
Workbook.PICTURE_TYPE_PICT
,
Workbook.PICTURE_TYPE_JPEG
,
Workbook.PICTURE_TYPE_PNG
,
Workbook.PICTURE_TYPE_DIB
public java.lang.String getMimeType()
PictureData
getMimeType
in interface PictureData
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