Available Tasks

The following list is a d detailed summary of the parameters classes available in Sejda and the corresponding Task implementations.

Split by pages

Splits a given pdf document at a selected set of page numbers.
Parameter class:
org.sejda.model.parameter.SplitByPagesParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitByPageNumbersTask org.sejda sejda-sambox

Simple split

Splits a given pdf document at a predefined set of page numbers (all, odd pages, even pages).
Parameter class:
org.sejda.model.parameter.SimpleSplitParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitByPageNumbersTask org.sejda sejda-sambox

Split by size

Splits a given pdf document in files of the selected size (roughly).
Parameter class:
org.sejda.model.parameter.SplitBySizeParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitBySizeTask org.sejda sejda-sambox

Split by every X pages

Splits a given pdf document into documents of X pages.
Parameter class:
org.sejda.model.parameter.SplitByEveryXPagesParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitByPageNumbersTask org.sejda sejda-sambox

Split by outline level

Splits a given pdf document at pages which are destinations of outline elements in the document outline (bookmarks) at the specified level (optionally matching a provided regular expression).
Parameter class:
org.sejda.model.parameter.SplitByOutlineLevelParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitByOutlineLevelTask org.sejda sejda-sambox

Split down the middle

Splits document pages in two, reordering pages if necessary.
Parameter class:
org.sejda.model.parameter.SplitDownTheMiddleParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SplitDownTheMiddleTask org.sejda sejda-sambox

Merge

Given a collection of pdf documents, creates a single output pdf document composed by the selected pages of each input document taken in the given order.
Parameter class:
org.sejda.model.parameter.MergeParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.MergeTask org.sejda sejda-sambox

Alternate mix

Given two pdf documents, creates a single output pdf document taking pages alternatively from the two input. Pages can be taken in straight or reverse order and using a configurable step (number of pages before the process switch from a document to the other).
Parameter class:
org.sejda.model.parameter.AlternateMixParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.AlternateMixTask org.sejda sejda-sambox

Crop

Given a pdf document and a set of rectangular boxes, creates a single output pdf document where pages are cropped according to the input rectangular boxes. Input boxes are set as mediabox and cropbox on the resulting document pages (see Pdf reference 1.7, chapter 3.6.2, TABLE 3.27). Resulting document will have a number of pages that is the the number of pages of the original document multiplied by the number of rectangular boxes.
Parameter class:
org.sejda.model.parameter.CropParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.CropTask org.sejda sejda-sambox

Extract pages

Extract pages from a pdf document creating a new one containing only the selected pages. Page selection can be done using a predefined set of pages (odd, even) or as a set of ranges (from page x to y).
Parameter class:
org.sejda.model.parameter.ExtractPagesParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.ExtractPagesTask org.sejda sejda-sambox

Extract text

Given a collection of pdf documents, creates a collection of text files containing text extracted from them.
Parameter class:
org.sejda.model.parameter.ExtractTextParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.ExtractTextTask org.sejda sejda-sambox

Extract text by pages

Extracts text from a pdf document creating a text file for each page
Parameter class:
org.sejda.model.parameter.ExtractTextByPagesParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.ExtractTextByPagesTask org.sejda sejda-sambox

Decrypt

Given a collection of encrypted pdf documents and their owner password, creates a decrypted version of each of them.
Parameter class:
org.sejda.model.parameter.DecryptParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.DecryptTask org.sejda sejda-sambox

Rotation

Apply page rotation to a collection of pdf documents. Rotation can be applied to a specified set of pages or to a predefined set (all, even pages, odd pages)
Parameter class:
org.sejda.model.parameter.RotateParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.RotateTask org.sejda sejda-sambox

Set metadata

Apply new metadata (title, author, subject, keywords) to an input pdf document.
Parameter class:
org.sejda.model.parameter.SetMetadataParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SetMetadataTask org.sejda sejda-sambox

Encrypt

Given a collection of pdf documents, applies the selected permission using the selected encryption algorithm (RC4 128, AES 128 or AES 256) and the provided owner and user password.
Parameter class:
org.sejda.model.parameter.EncryptParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.EncryptTask org.sejda sejda-sambox

Set viewer preferences

Given a collection of pdf documents, applies the selected viewer preferences.
Parameter class:
org.sejda.model.parameter.ViewerPreferencesParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.ViewerPreferencesTask org.sejda sejda-sambox

Set pages label

Given a collection of pdf documents, applies the selected page labels as defined in the Pdf reference 1.7, chapter 8.3.1.
Parameter class:
org.sejda.model.parameter.SetPagesLabelParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SetPagesLabelTask org.sejda sejda-sambox

Set pages transition

Given a pdf document, applies the selected pages transitions (to use the document as a slide show presentation) as defined in the Pdf reference 1.7, chapter 8.3.3.
Parameter class:
org.sejda.model.parameter.SetPagesTransitionParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SetPagesTransitionTask org.sejda sejda-sambox

Unpack attachments

Unpacks all the attachments of a given collection of pdf documents.
Parameter class:
org.sejda.model.parameter.UnpackParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.UnpackTask org.sejda sejda-sambox

Pdf to single TIFF image

Converts a pdf document to a single TIFF image (TIFF format supports multiple images written to a single file).
Parameter class:
org.sejda.model.parameter.image.PdfToSingleTiffParameters

Implementation GroupId ArtifactId
org.sejda.impl.icepdf.PdfToSingleImageTask org.sejda sejda-icepdf

Pdf to multiple TIFF images

Converts a pdf document to multiple TIFF images (one image per page).
Parameter class:
org.sejda.model.parameter.image.PdfToMultipleTiffParameters

Implementation GroupId ArtifactId
org.sejda.impl.icepdf.PdfToMultipleImageTask org.sejda sejda-icepdf
org.sejda.impl.sambox.PdfToMultipleImageTask org.sejda sejda-sambox

Pdf to JPGs

Converts a pdf document to multiple JPG images (one image per page).
Parameter class:
org.sejda.model.parameter.image.PdfToJpegParameters

Implementation GroupId ArtifactId
org.sejda.impl.icepdf.PdfToMultipleImageTask org.sejda sejda-icepdf
org.sejda.impl.sambox.PdfToMultipleImageTask org.sejda sejda-sambox

Set header or footer

Adds a header or a footer to a given document.
Parameter class:
org.sejda.model.parameter.SetHeaderFooterParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.SetHeaderFooterTask org.sejda sejda-sambox

Combine and reorder

Combines multiple pdf documents reordering the pages if required.
Parameter class:
org.sejda.model.parameter.CombineReorderParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.CombineReorderTask org.sejda sejda-sambox

Compress a PDF

Compress PDF by optimizing images inside, reducing their dpi, size and/or quality.
Parameter class:
org.sejda.model.parameter.OptimizeParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.OptimizeTask org.sejda sejda-sambox

Extract by outline level

Extract chapters to separate documents based on the bookmarks in the outline at a given level (optionally filtered by a given regex).
Parameter class:
org.sejda.model.parameter.ExtractByOutlineParameters

Implementation GroupId ArtifactId
org.sejda.impl.sambox.ExtractByOutlineTask org.sejda sejda-sambox
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