XLS XLSB XLSX XLSM ODS
Aspose.Cells  for Java
EXCEL

Repair EXCEL file in Java

Build your own Java application to repair excel files using Java.

Repair EXCEL File Using Java

How do I repair excel file? With Aspose.Cells for Java library, you can easily repair EXCEL file programmatically with a few lines of code. Aspose.Cells for Java is capable of building cross-platform applications with the ability to generate, modify, convert, render and print all Excel files. Java Excel API not only convert between spreadsheet formats, it can also render Excel files as images, PDF, HTML, ODS, CSV, SVG, JSON, WORD, PPT and more, thus making it a perfect choice to exchange documents in industry-standard formats. You can download its latest version directly from Maven and install it within your Maven-based project by adding the following configurations to the pom.xml.

Repository


<repository>
<id>AsposeJavaAPI</id>
<name>Aspose Java API</name>
<url>https://repository.aspose.com/repo/</url>
</repository>

Dependency


<dependency>
<groupId>com.aspose</groupId>
<artifactId>aspose-cells</artifactId>
<version>version of aspose-cells API</version>
<classifier>jdk17</classifier>
</dependency>

How to Repair excel file in Java

Need to repair excel file programmatically? Java developers can easily load & repair excel file in just a few lines of code.

  • Define a class that inherits Aspose.Cells.IWarningCallback.
  • Load EXCEL file by creating an instance of Workbook, using the inheritance class above, refer to the code above.
  • Save the workbook, the corrupted excel file will be repaired.
Sample Code to repair EXCEL file
Input file
Save as
   
                                   

	
  import  com.aspose.cells.Workbook; 
  import  com.aspose.cells.WarningInfo; 
  import  com.aspose.cells.LoadOptions; 
  
  //1, Define a class that inherits Aspose.Cells.IWarningCallback
  public class DefaultWarningCallback implements com.aspose.cells.IWarningCallback {
    @Override
    public void warning(WarningInfo arg0) {
    //Implement this method as needed
    }
  }
  
  //2, Load the corrupted file by creating an instance of Workbook, using the inheritance class above
  DefaultWarningCallback w = new DefaultWarningCallback();
  LoadOptions options = new LoadOptions();
  options.setWarningCallback(w);
  var workbook = new Workbook("Input.xlsx", options);
		  
  //3, Save the workbook, the corrupted file will be repaired.
  workbook.save("Output.xlsx");
	 
                
            

Java library to repair EXCEL file

We host our Java packages in Maven repositories. ‘Aspose.Cells for Java’ is a common JAR file containing byte-code. Please follow the step-by-step instructions on how to install it to your Java developer environment.

System Requirements

Aspose.Cells for Java is supported on all major operating systems. Just make sure that you have the following prerequisites.

  • Microsoft Windows or a compatible OS with Java Runtime Environment for JSP/JSF Application and Desktop Applications.
  • Get latest version of Aspose.Cells for Java directly from Maven.

EXCEL What is EXCEL File Format?

XLSX is well-known format for Microsoft Excel documents that was introduced by Microsoft with the release of Microsoft Office 2007. Based on structure organized according to the Open Packaging Conventions as outlined in Part 2 of the OOXML standard ECMA-376, the new format is a zip package that contains a number of XML files. The underlying structure and files can be examined by simply unzipping the .xlsx file.

Read More

Repair Other Supported Excel Formats

Using Java, one can easily repair other Excel format files.

Repair ODS (OpenDocument Spreadsheet File)
Repair XLS (Excel Binary Format)
Repair XLSB (Binary Excel Workbook File)
Repair XLSM (Spreadsheet File)
Repair XLSX (OOXML Excel File)