Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify Documents of almost all the popular file formats....此外，我们还将了解如何使用 C# 和 Java 编程来编辑 Word 文件。...
This code snippet demonstrates how to extract information about known properties that can be encountered in a particular package.
Load a file to examine Get a collection of PropertyDescriptor instances for any desired metadata package Iterate through the extracted descriptors advanced_usage.GettingKnownPropertyDescriptors
try (Metadata metadata = new Metadata(Constants.InputDoc)) { WordProcessingRootPackage root = metadata.getRootPackageGeneric(); for (PropertyDescriptor descriptor : root.getDocumentProperties().getKnowPropertyDescriptors()) { System.out.println(descriptor.getName()); System.out.println(descriptor.getType()); System.out.println(descriptor.getAccessLevel()); for (PropertyTag tag : descriptor.getTags()) { System.out.println(tag); } System.out.println(); } } Note Not all possible properties are presented in the getKnowPropertyDescriptors collection....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Metadata Product...Family / GroupDocs.Metadata for Java / Developer Guide / Advanced...
For all supported image formats the GroupDocs.Metadata API allows extracting common image properties such as width and height, MIME type, byte order, etc. Please see the code snippet below for more information on the feature.
Load an image Extract the root metadata package Use the getImageType method to obtain file format information advanced_usage.managing_metadata_for_specific_formats.image.ImageReadFileFormatProperties
try (Metadata metadata = new Metadata(Constants.InputPng)) { ImageRootPackage root = metadata.getRootPackageGeneric(); System.out.println(root.getImageType().getFileFormat()); System.out.println(root.getImageType().getByteOrder()); System.out.println(root.getImageType().getMimeType()); System.out.println(root.getImageType().getExtension()); System.out.println(root.getImageType().getWidth()); System.out.println(root.getImageType().getHeight()); } More resources GitHub examples You may easily run the code above and see the feature in action in our GitHub examples:...Acquisition Ask AI GroupDocs Documentation / GroupDocs.Metadata Product...Family / GroupDocs.Metadata for Java / Developer Guide / Advanced...
This article explains how the The GroupDocs.Metadata API allows reading some common MPEG audio properties from MP3 files....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Metadata Product...Family / GroupDocs.Metadata for Java / Developer Guide / Advanced...
This article demonstrates how to edit XML files and XML Documents using Node.js via Java....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Editor Product...Guide / EditDocument / How to Edit XML File How to Edit XML File...
The main feature of GroupDocs.Editor for Java is an ability to edit most popular Document formats using front-end WYSIWYG editors without any additional applications. No Open Office or MS Office is required to edit Word Processing Documents, Spreadsheets or Presentations....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Editor Product...Family / GroupDocs.Editor for Java / Getting Started / Features...
Reading JPEG2000 comments The GroupDocs.Metadata API supports extracting format-specific information from JPEG2000 images.
The following are the steps to read the JPEG2000 comments (pieces of metadata represented as strings with the length up to 64 kbytes).
Load a JPEG2000 image Get the root metadata package Extract the native metadata package using the Jpeg2000RootPackage.getJpeg2000Package method Read the JPEG2000 comments advanced_usage.managing_metadata_for_specific_formats.image.jpeg2000.Jpeg2000ReadComments
try (Metadata metadata = new Metadata(Constants.InputJpeg2000)) { Jpeg2000RootPackage root = metadata....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Metadata Product...Family / GroupDocs.Metadata for Java / Developer Guide / Advanced...
Reading MOV format-specific properties The GroupDocs.Metadata API supports extracting QuickTime atoms from a MOV video. The atom is the basic data unit in any QuickTime file. Please find more information on QuickTime atoms in the official specification: https://developer.apple.com/library/archive/Documentation/QuickTime/QTFF/QTFFPreface/qtffPreface.html
The following are the steps to extract QuickTime atoms from a MOV video.
Load a MOV video Get the root metadata package Extract the native metadata package using the MovRootPackage.getMovPackage method Read the QuickTime atoms advanced_usage....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Metadata Product...Family / GroupDocs.Metadata for Java / Developer Guide / Advanced...
Step-by-step guide to implementing PDF Document security with GroupDocs.Signature - add passwords, set user permissions, and control Document access for enhanced protection...unauthorized access and ensure document integrity. Passwords can be...different levels, including document-level and permission-level...
Follow this guide and learn how to edit Word Documents that contain input controls like buttons, textboxes, checkboxes, combo-boxes, input fields, dropdown lists, radio-buttons, date/time pickers etc. using GroupDocs.Editor for Node.js and Java....Acquisition Ask AI GroupDocs Documentation / GroupDocs.Editor Product...Developer Guide / EditDocument / Edit Word Document / Adding class...