Why Choose GroupDocs.Redaction for Java

Clear Metadata in EXCEL Files Using Java

With Java, remove sensitive data from EXCEL files. A smart way to keep your documents secure.

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How to Remove Metadata from Excel Files

In Java, GroupDocs.Redaction makes it simple to clean up document metadata.

Create a Redactor and load your Excel file.
Set rules to remove hidden data fields.
Run the cleanup process.
Save the cleaned document.

Sample redactions Copy

// Delete hidden metadata from EXCEL

// Start redactor and open the file
final Redactor redactor = new Redactor("input.xslx");
try
{
    // Set options for metadata removal
    EraseMetadataRedaction redaction = new EraseMetadataRedaction(MetadataFilters.All);

    // Clean and save the document
    RedactorChangeLog result = redactor.apply(redaction);
    redactor.save();
}
finally { redactor.close(); }

<dependencies>
<dependency>
<groupId>com.groupdocs</groupId>
<artifactId>groupdocs-redaction</artifactId>
<version>24.6</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>repository.groupdocs.com</id>
<name>GroupDocs Repository</name>
<url>https://repository.groupdocs.com/repo/</url>
</repository>
</repositories>

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Remove Sensitive Content from Files

With GroupDocs.Redaction for Java, you can delete metadata, redact text, and mask image areas in many file types. Great for legal, personal, or corporate use.

Find and Delete Text

Search for sensitive text and remove it to protect information.

Cover Image Content

Hide confidential image sections using overlays.

Delete Metadata

Remove embedded details that might contain private data.

Focus on Specific Metadata Fields

This example walks through removing fields like Author and Title from a EXCEL file.

Java

Download result Copy

//  Load file into redactor
final Redactor redactor = new Redactor("source.xslx");
try
{
    // Select Author field
    MetadataSearchRedaction redactionAuthor = 
        new MetadataSearchRedaction("[A-Za-z0-9 ]+", "GroupDocs Company");
    redactionAuthor.setFilter(MetadataFilters.Author);

    // Select Title field
    MetadataSearchRedaction redactionTitle = 
        new MetadataSearchRedaction("[A-Za-z0-9 ]+", "GroupDocs.Redaction Usage");
    redactionTitle.setFilter(MetadataFilters.Title);

    // Apply redaction
    Redaction[] redactions = new Redaction[]
    {
        redactionAuthor, redactionTitle
    };
    redactor.apply(redactions);

    // Save the final file
    SaveOptions saveOptions = new SaveOptions();
    saveOptions.setAddSuffix(true);
    saveOptions.setRasterizeToPDF(false);
    redactor.save(saveOptions);
}
finally { redactor.close(); }

<dependencies>
<dependency>
<groupId>com.groupdocs</groupId>
<artifactId>groupdocs-redaction</artifactId>
<version>24.6</version>
</dependency>
</dependencies>
<repositories>
<repository>
<id>repository.groupdocs.com</id>
<name>GroupDocs Repository</name>
<url>https://repository.groupdocs.com/repo/</url>
</repository>
</repositories>

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