Java'da PDF'den Veri Nasıl Çıkarılır

5.1. PDF Belgelerinden Veri Çıkarma

IronPDF for Java kullanarak, PDF belgelerinden metin verilerini kolayca çıkarabilirsiniz. Aşağıda bir PDF dosyasından veri çıkartmak için örnek bir kod bulunmaktadır.

PDF Girişi

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;
import java.nio.file.Paths;

public class Main {
    public static void main(String[] args) throws IOException {
        // Load the PDF document from the specified file
        PdfDocument pdf = PdfDocument.fromFile(Paths.get("business plan.pdf"));

        // Extract all text from the PDF document
        String text = pdf.extractAllText();

        // Print the extracted text to the console
        System.out.println("Text extracted from the PDF: " + text);
    }
}

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;
import java.nio.file.Paths;

public class Main {
    public static void main(String[] args) throws IOException {
        // Load the PDF document from the specified file
        PdfDocument pdf = PdfDocument.fromFile(Paths.get("business plan.pdf"));

        // Extract all text from the PDF document
        String text = pdf.extractAllText();

        // Print the extracted text to the console
        System.out.println("Text extracted from the PDF: " + text);
    }
}

Kaynak kodu, aşağıda verilen çıktıyı üretir:

> Text extracted from the PDF:
> 
> CRAFT-ARENA
> 
> Muhammad Waleed Butt
> 
> Hassan Khan
> 
> ABOUT US
> 
> Craft-Arena is a partnership based business that will help local crafters of Pakistan to sell their handicrafts at good prices and helps them earn a good living.

5.2. URL'lerden Veri Çıkarma

IronPDF for Java, çalışma zamanında URL'yi PDF'ye dönüştürür ve bu URL'den metin çıkarır. Bu örnek URL'lerden metin çıkarma için kaynak kodu gösterecektir.

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;

public class Main {
    public static void main(String[] args) throws IOException {
        // Convert a URL to a PDF and load it into a PdfDocument
        PdfDocument pdf = PdfDocument.renderUrlAsPdf("https://ironpdf.com/java/");

        // Extract all text from the PDF document
        String text = pdf.extractAllText();

        // Print the extracted text to the console
        System.out.println("Text extracted from the URLs: " + text);
    }
}

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;

public class Main {
    public static void main(String[] args) throws IOException {
        // Convert a URL to a PDF and load it into a PdfDocument
        PdfDocument pdf = PdfDocument.renderUrlAsPdf("https://ironpdf.com/java/");

        // Extract all text from the PDF document
        String text = pdf.extractAllText();

        // Print the extracted text to the console
        System.out.println("Text extracted from the URLs: " + text);
    }
}

Çıkarılan Web Sayfası Verisi

5.3. Tablo Verilerinden Veri Çıkarma

IronPDF for Java kullanarak bir PDF'den tablo verilerini çıkarmak çok basittir; Tek ihtiyacınız olan bir tablo içeren bir PDF ve aşağıdaki kodu çalıştırmak.

Örnek PDF Tablo Girişi

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;
import java.nio.file.Paths;

public class Main {
    public static void main(String[] args) throws IOException {
        // Load the PDF document from the specified file
        PdfDocument pdf = PdfDocument.fromFile(Paths.get("table.pdf"));

        // Extract all text from the PDF document, including table data
        String text = pdf.extractAllText();

        // Print the extracted table data to the console
        System.out.print("Text extracted from the Marked tables: " + text);
    }
}

// Import the necessary IronPDF package for working with PDF documents
import com.ironsoftware.ironpdf.PdfDocument;

import java.io.IOException;
import java.nio.file.Paths;

public class Main {
    public static void main(String[] args) throws IOException {
        // Load the PDF document from the specified file
        PdfDocument pdf = PdfDocument.fromFile(Paths.get("table.pdf"));

        // Extract all text from the PDF document, including table data
        String text = pdf.extractAllText();

        // Print the extracted table data to the console
        System.out.print("Text extracted from the Marked tables: " + text);
    }
}

> Test Case Description Expected Result Actual Result Status
> 
> 1 Test login functionality User should be able to log in with valid credentials
> 
> User log in successfully Pass
> 
> 2 Test search functionality Search results should be relevant and accurate
> 
> Search is accurate and provide relevant products Pass
> 
> 3 Test checkout process User should be able to complete a purchase successfully
> 
> User can purchase successfully Pass