Main Features of GroupDocs.Redaction for Java

Hide Data in XLSX with Overlays Using Java

Use Java and GroupDocs.Redaction for Java to mask private content in XLSX files without affecting format.

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Protect Info in Xlsx Documents

Keep your documents safe using simple code with GroupDocs.Redaction for Java in Java.

Create a Redactor with the file path.
Set up your redaction logic.
Choose the keyword and overlay color.
Redact and save the file.

Sample redactions Copy

// Hide info in XLSX using blocks

// Load the file with Redactor
final Redactor redactor = new Redactor("input.xslx");
try
{
    // Set up redaction preferences
    // Add text and color to block
    ReplacementOptions opt = new ReplacementOptions(java.awt.Color.RED);
    
    ExactPhraseRedaction redaction = new ExactPhraseRedaction("Text to hide", opt);

    // Save the updated document
    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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Built-In Privacy Features

Use GroupDocs.Redaction for Java to block or delete content in your files while keeping structure untouched.

Change or hide text

Edit or redact specific words easily.

Mask image parts

Add overlays to hide photos or graphic details.

Remove hidden info

Wipe metadata like user info or file history.

Use Regex to Redact Content

Automatically find and hide text with pattern matching

Java

Download result Copy

//  Open the spreadsheet
final Redactor redactor = new Redactor("source.xslx");
try
{
    // Define pattern and overlay color
    ReplacementOptions repl_opt = new ReplacementOptions(java.awt.Color.BLUE);
    RegexRedaction redaction = new RegexRedaction("\\d{2}\\s*\\d{2}[^\\d]*\\d{6}", repl_opt);
    
    // Apply redaction rules
    redactor.apply(redaction);

    // Export your result
    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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