Overview The Adobe PDF Library (APDFL) Modern C++ SDK provides a C++17 interface with automatic resource management, C++ exceptions, and strongly typed flags. It uses the same APDFL runtime as the Adobe C/C++ interface, but exposes a different API.... Read More

## Overview Upgrading Adobe PDF Library (APDFL) Java applications to v21 involves updating Java, dependency versions, and the package repository. The Java package `com.datalogics.PDFL` and Maven coordinates `com.datalogics.pdfl:pdfl` remain unchanged... Read More

Overview Upgrading Adobe PDF Library (APDFL) to v21 primarily involves updating your runtime, NuGet references, and deployment files. The assembly name `Datalogics.PDFL.dll` and namespace `Datalogics.PDFL` remain the same, and applications using... Read More

Overview Upgrading an existing Adobe PDF Library (APDFL) C/C++ application to v21 primarily involves updating library references, replacing supporting files, and rebuilding the application. Existing API calls can generally remain unchanged. APDFL v21... Read More

Overview Upgrading an application from Adobe PDF Library (APDFL) v18 to v21 primarily involves updating build references, packages, and deployment files. Applications using recent v18 releases can generally retain their existing APDFL API calls. The... Read More

Obtaining and Configuring the Adobe PDF Library Java Package Beginning with APDFL version 21.1.0, APDFL Java packages are available from the Datalogics Maven repository rather than being published as new releases to Maven Central. This guide explains... Read More

When reviewing the APDFL Adobe C/C++ headers, you may see a preprocessor symbol named TOOLKIT. This symbol is part of the headers’ internal build configuration. It is not an application setting. The Rule for Application Code Never define... Read More

Overview When installing APDFL using NuGet, reference errors can occur if the incorrect package type is used or if different package types are combined in the same project. This document explains the differences between the available APDFL NuGet... Read More

Overview After upgrading the Adobe PDF Library (APDFL) NuGet package in a .NET application, you may see this error: The type initializer for 'Datalogics.PDFL.PDFLPINVOKE' threw an exception. This message is the outer exception. The more... Read More

For this API: PDDocSetNewCryptHandler(document, ASAtomFromString("Standard")); The API Reference says: newCryptHandler - The ASAtom for the name of the new security handler to use for the document. This name must be the same as the pdfName used when... Read More