How to Convert PDF to Text File Programmatically in Java

Convert_PDF_Document_to_Text_File_in_Java.java

package com.groupdocsdev.classes;

import com.groupdocs.cloud.conversion.api.*;
import com.groupdocs.cloud.conversion.model.*;
import com.groupdocs.cloud.conversion.model.requests.*;
import com.groupdocs.cloud.conversion.client.Configuration;
import com.groupdocs.cloud.conversion.client.ApiException;
import java.util.List;

// How to Convert PDF Document to TXT File in Java using REST API
public class App {

  public static void main(String[] args) {
    
    // Create an instance of the convert API
    ConvertApi apiInstance = new ConvertApi(configuration);
          
    try {
       
      // Prepare convert settings
      ConvertSettings settings = new ConvertSettings();
      settings.setStorageName(MyStorage);
      settings.setFilePath("java-testing/input-sample-file.pdf");
      settings.setFormat("txt");
      
      TxtConvertOptions convertOptions = new TxtConvertOptions();
      convertOptions.setFromPage(3);
      convertOptions.setPagesCount(5);
        
      settings.setConvertOptions(convertOptions);
      settings.setOutputPath("java-testing/output-sample-file.txt");
    
      // convert to specified format
      List<StoredConvertedResult> response = apiInstance.convertDocument(new ConvertDocumentRequest(settings));
      System.out.println("Document converted successfully: " + response);
      
    } catch (ApiException e) {
      System.err.println("Exception while calling Java API: ");
      e.printStackTrace();
    }
  }
}

Download_Convert_PDF_to_Editable_Text_File_in_Java.java

package com.groupdocsdev.classes;

import com.groupdocs.cloud.conversion.api.*;
import com.groupdocs.cloud.conversion.model.requests.*;
import com.groupdocs.cloud.conversion.client.Configuration;
import com.groupdocs.cloud.conversion.client.ApiException;

import java.io.File;

// Download File from the Cloud Storage in Java
public class App {

  public static void main(String[] args) {
        
    // Create an instance of the convert API          
    FileApi apiInstance = new FileApi(configuration);
    try {
      DownloadFileRequest request = new DownloadFileRequest("java-testing\\output-sample-file.txt", MyStorage, null);
      File response = apiInstance.downloadFile(request);
      System.err.println("Expected response type is File: " + response.length());
    } catch (ApiException e) {
      System.err.println("Exception while calling FileApi:");
      e.printStackTrace();
    }
    
  }
}

Java-PDF-to-Text-File-Converter-Online.md

You can convert PDF document to Text file online programmatically on the cloud. In this article, you will learn how to convert PDF to Text file Programmatically in Java using REST API.

The following topics are covered in this article:

1. Java PDF into Text Conversion REST API and SDK Installation
2. How to Convert PDF Document to TXT File in Java using REST API

Upload_File_to_Convert_PDF_to_Text_File_in_Java.java

package com.groupdocsdev.classes;

import com.groupdocs.cloud.conversion.api.*;
import com.groupdocs.cloud.conversion.model.*;
import com.groupdocs.cloud.conversion.model.requests.*;
import com.groupdocs.cloud.conversion.client.Configuration;
import com.groupdocs.cloud.conversion.client.ApiException;

import java.io.File;

// Upload File to Cloud Storage using Java
public class App {

  public static void main(String[] args) {
        
    // Create an instance of the convert API          
    FileApi apiInstance = new FileApi(configuration);
    try {
      File fileStream = new File("H:\\groupdocs-cloud-data\\input-sample-file.pdf");
      UploadFileRequest request = new UploadFileRequest("java-testing\\input-sample-file.pdf", fileStream, MyStorage);
      FilesUploadResult response = apiInstance.uploadFile(request);
      System.out.println("Expected response type is FilesUploadResult: " + response.getUploaded().size());
    } catch (ApiException e) {
      System.err.println("Exception while calling FileApi:");
      e.printStackTrace();
    }
    
  }
}

Utils_to_Convert_PDF_to_TXT_File_in_Java.java

# Get your client_id and client_secret from https://dashboard.groupdocs.cloud after free registration.

String ClientId = "xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx";
String ClientSecret = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
String MyStorage = "test-internal-storage";
Configuration configuration = new Configuration(ClientId, ClientSecret);