PdfPackage class

PdfPackage class

Represents native metadata in a PDF document.

Inheritance: PdfPackage → DocumentPackage → CustomPackage → MetadataPackage

The PdfPackage type exposes the following members:

Properties

Property Description
metadata_type Gets the metadata type.
keys Gets a collection of the metadata property names.
property_descriptors Gets a collection of descriptors that contain information about properties accessible through the GroupDocs.Metadata search engine.
count Gets the number of metadata properties.
author Gets or sets the document author.
created_date Gets or sets the date of document creation.
creator Gets the creator of the document.
keywords Gets or sets the keywords.
modified_date Gets or sets the date of the last modification.
producer Gets the document producer.
subject Gets or sets the subject of the document.
title Gets or sets the title of the document.
trapped_flag Gets or sets the trapped flag.

Methods

Method Description
contains Determines whether the package contains a metadata property with the specified name.
find_properties Finds the metadata properties satisfying a specification.
The search is recursive so it affects all nested packages as well.
update_properties Updates known metadata properties satisfying a specification.
The operation is recursive so it affects all nested packages as well.
remove_properties Removes metadata properties satisfying a specification.
add_properties Adds known metadata properties satisfying the specification.
The operation is recursive so it affects all nested packages as well.
set_properties Sets known metadata properties satisfying the specification.
The operation is recursive so it affects all nested packages as well.
This method is a combination of MetadataPackage.add_properties and MetadataPackage.update_properties.
If an existing property satisfies the specification its value is updated.
If there is a known property missing in the package that satisfies the specification it is added to the package.
sanitize Removes writable metadata properties from the package.
The operation is recursive so it affects all nested packages as well.
remove Removes a writable metadata property by the specified name.
clear Removes all writable metadata properties from the package.
clear_built_in_properties Removes all built-in metadata properties.
clear_custom_properties Removes all custom metadata properties.
set Adds or replaces the metadata property with the specified name.

Remarks

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Example

This code snippet demonstrates how to update built-in metadata properties in a PDF document.

See Also

PdfInspectionPackage class PdfRootPackage class