Document Viewer Java Cloud REST API

Product Page | Docs | Live Demos | Swagger UI | Code Samples | Blog | Free Support | Free Trial

GroupDocs.Viewer Cloud SDK for Java helps you build cloud Document Rendering & Viewing Java Apps that work without installing any 3rd party software. It is a wrapper around GroupDocs.Viewer Cloud REST APIs.

Cloud Document Viewing SDK Features

• Ability to render files of various supported file formats into PDF, HTML, or Image formats.
• Get the list of attachments from supported file types, such as, Outlook Data File, Archives, PDF etc.
• While rendering documents into HTML format, utilize various options:
  • To reduce size of the rendered HTML, you may exclude common fonts from the rendered output.
  • Control the image size by limiting or restricting the height & width of the output image within the rendered HTML.
  • Remove extra white spaces & comments, etc while keeping the HTML content structure intact via HTML minification.
  • Convert output HTML to vector SVG for better quality printing.
  • Render HTML in responsive mode to make it look consistent across all devices.
• While rendering documents into Image format, utilize various options:
  • Add selectable & searchable text oevr an image.
  • Provide custom size of the output image in pixels.
  • Adjust the quality of the output JPG image.
• While rendering documents into PDF format, utilize various options:
  • Reduce the size of the output PDF file by adjusting JPG image quality.
  • Set password to access PDF and to change the PDF permissions.
• Avail various other rendering options, such as:
  • Apply watermark on the rendered PDF, HTML or Image output.
  • Rotate pages on 90, 180, 270 degrees while rendering in HTML, PNG, JPG, & PDF formats.
  • Render Word® documents, Excel® spreadsheets, PowerPoint® presentations, & PDF files with comments.
  • Show PowerPoint® slide notes in the rendering result.
  • Render diagrams with hidden pages, presentations with hidden slides, & spreadsheets with hidden worksheets.
  • Provide desired starting page number to render N number of consecutive pages.
  • Add custom font sources while rendering.
  • Replace missing or non-English fonts.

Please visit our Official Documentation for a more comprehensive list of features.

Supported Document Viewer File Formats

Microsoft Word®: DOC, DOCM, DOCX, DOT, DOTM, DOTX, RTF, TXT
OpenOffice Writer®: ODT, OTT
Microsoft Excel®: XLS, XLSB, XLSM, XLSX
OpenOffice Calc®: ODS, OTS
Microsoft PowerPoint®: PPT, PPTX, PPTM, PPS, PPSX, POTX, POTM
OpenOffice Impress®: ODP, OTP
Microsoft Visio®: VDW, VDX, VSD, VSDM, VSDX, VSS, VSSM, VSSX, VST, VSTM, VSTX, VSX, VTX
Microsoft OneNote®: ONE
Microsoft Project®: MMP, MPT
Microsoft Outlook®: EML, MSG, OST, PST
Apple® Mail: EMLX
CAD: DGN, DWF, DWG, DXF, IFC, STL
eBook: EPUB, MOBI
Images: BMP, DJVU, DNG, DIG, ICO, JP2, JPG, JPEG, ODG, PCL, PNG, TIF, TIFF, WEBP
Medical Imaging: DCM
Adobe Postscript®: PSD
Postscript: PS, EPS
Vector Images: SVG
Markup: HTML, MHT, MHTML
Fixed Layout: PDF, XPS
LaTeX: TEX
Meta Files: CGM, EMF, WMF

Requirements

Building the API client library requires:

1. Java 1.7+
2. Maven

Prerequisites

To use GroupDocs.Viewer Cloud SDK for Java you need to register an account with GroupDocs Cloud and lookup/create Client ID and Client Secret at Cloud Dashboard. There is free quota available. For more details, see GroupDocs Cloud Pricing.

Install GroupDocs.Viewer-Cloud from Maven

Add GroupDocs Cloud repository to your application pom.xml

<repository>
    <id>repository.groupdocs.cloud</id>
    <name>repository.groupdocs.cloud</name>
    <url>https://releases.groupdocs.cloud/java/repo/</url>
</repository>

Install from source

To install the API client library to your local Maven repository, simply execute:

mvn clean install

To deploy it to a remote Maven repository instead, configure the settings of the repository and execute:

mvn clean deploy

Refer to the OSSRH Guide for more information.

Maven users

Add this dependency to your project’s POM:

<dependency>
    <groupId>com.groupdocs</groupId>
    <artifactId>groupdocs-viewer-cloud</artifactId>
    <version>21.12</version>
    <type>pom</type>
</dependency>

Others

At first generate the JAR by executing:

mvn clean package

Then manually install the following JARs:

• target/groupdocs-viewer-cloud-21.12.jar
• target/lib/*.jar

Get Started

Please follow the Quick Start instructions.

Render a Word® Document including Track Changes via Java Cloud SDK

// For complete examples and data files, please go to https://github.com/groupdocs-viewer-cloud/groupdocs-viewer-cloud-java-samples
string MyClientSecret = ""; // Get Client Id and Client Secret from https://dashboard.groupdocs.cloud
string MyClientId = ""; // Get Client Id and Client Secret from https://dashboard.groupdocs.cloud

Configuration configuration = new Configuration(MyClientId, MyClientSecret);
ViewApi apiInstance = new ViewApi(configuration);

FileInfo fileInfo = new FileInfo();
fileInfo.setFilePath("SampleFiles/with_tracked_changes.docx");
ViewOptions viewOptions = new ViewOptions();
viewOptions.setFileInfo(fileInfo);
viewOptions.setViewFormat(ViewFormatEnum.HTML);
HtmlOptions renderOptions = new HtmlOptions();
WordProcessingOptions wordProcessingOptions = new WordProcessingOptions();
wordProcessingOptions.setRenderTrackedChanges(true);
renderOptions.setWordProcessingOptions(wordProcessingOptions);
viewOptions.setRenderOptions(renderOptions);

ViewResult response = apiInstance.createView(new CreateViewRequest(viewOptions));

Authorization & Authentication

Authentication schemes defined for the API is as follows:

JWT

• Type: OAuth 2.0
• Flow: application
• Authorization URL: https://api.groupdocs.cloud/connect/token
• Token Lifetime: 1 day (Default)

Product Page | Docs | Live Demos | Swagger UI | Code Samples | Blog | Free Support | Free Trial