Get the Number of Pages in a PDF File Using Java

This article will share how to use a free library named Free Spire.PDF for Java to get the number of pages in a PDF file without opening it.

Import jar dependency (2 Methods)
● Download the free library and unzip it. Then add the Spire.Pdf.jar file to your project as dependency.

● Directly add the jar dependency to maven project by adding the following configurations to the pom.xml.

<repositories>
        <repository>
            <id>com.e-iceblue</id>
            <name>e-iceblue</name>
            <url>http://repo.e-iceblue.com/nexus/content/groups/public/</url>
        </repository>
</repositories>
<dependencies>
    <dependency>
        <groupId>e-iceblue</groupId>
        <artifactId>spire.pdf.free</artifactId>
        <version>4.3.0</version>
    </dependency>
</dependencies>

A screenshot of the input PDF file which contains 53 pages:

Sample Code:

import com.spire.pdf.PdfDocument;

public class CountPagesOfPDF {

    public static void main(String[] args) {

        //Instantiate a PdfDocument object
        PdfDocument doc=new PdfDocument();
        //Load the PDF file
        doc.loadFromFile("C:\\Users\\Administrator\\Desktop\\test.pdf");

        //Get the number of pages in the PDF file
        int pageCount = doc.getPages().getCount();

        System.out.print("This PDF file contains "+pageCount+" pages");
    }
}

Result: