GroupDocs.Signature provides a MetadataSearchOptions class to search Metadata electronic signatures within document. Here are the steps to search for Metadata signatures using GroupDocs.Signature API:
Create new instance of Signature class and pass source document path as a constructor parameter;
Instantiate the MetadataSearchOptions object according to your requirements and specify additional search options (if needed);
This code snippet demonstrates how to search for Metadata e-signature in the document.
Signaturesignature=newSignature("sample.pdf");MetadataSearchOptionsoptions=newMetadataSearchOptions();// search for signatures in document
List<MetadataSignature>signatures=signature.search(MetadataSignature.class,options);System.out.print("\nSource document contains following signatures.");for(MetadataSignaturemetadataSignature:signatures){System.out.print("Metadata signature found. Name : "+metadataSignature.getName()+". Value: "+metadataSignature.getValue());}
More resources
Advanced Usage Topics
To learn more about document eSign features, please refer to the advanced usage section.
GitHub Examples
You may easily run the code above and see the feature in action in our GitHub examples:
Along with full-featured .NET library we provide simple, but powerful free Apps. You are welcome to eSign PDF, Word, Excel, PowerPoint documents with free to use online GroupDocs Signature App.
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