Java

OneDrive -- Download Text File to Memory

See more OneDrive Examples

Downloads a text file (such as XML, JSON, plain-text, HTML, etc.) into a StringBuilder object.

Note: This example requires Chilkat v9.5.0.97 or greater.

Chilkat2 Java

import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Http;
import com.chilkatsoft.chilkat2.JsonObject;
import com.chilkatsoft.chilkat2.StringBuilder;

public class ChilkatExample {

    public static void main(String[] args) {
        // This example requires the Chilkat API to have been previously unlocked.
        // See Global Unlock Sample for sample code.

        // This example uses the OAuth client credentials flow.
        // See How to Create an Azure App Registration for OAuth 2.0 Client Credentials

        // Use your client ID, client secret, and tenant ID in the following lines
        JsonObject json = new JsonObject();
        json.updateString("client_id", "2871da2c-8176-4b7f-869b-2311aa82e743");
        json.updateString("client_secret", "2hu9Q~r5QuryUcEkNbg1btLtnfU1VUXzhSCG6brH");
        json.updateString("scope", "https://graph.microsoft.com/.default");
        json.updateString("token_endpoint", "https://login.microsoftonline.com/114d7ed6-71bf-4dbe-a866-748364121bf2/oauth2/v2.0/token");

        Http http = new Http();
        http.setAuthToken(json.emit());

        // Sends the following GET request:
        // GET https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{item-path}:/content

        // Make sure to automatically follow redirects
        http.setFollowRedirects(true);

        // This example will download /Misc/hamlet.xml
        http.setUrlVar("item_path", "Misc/hamlet.xml");
        http.setUrlVar("user_id", "4fe732c3-322e-4a6b-b729-2fd1eb5c6104");

        StringBuilder sbXml = new StringBuilder();
        String expectedCharset = "utf-8";
        String url = "https://graph.microsoft.com/v1.0/users/{$user_id}/drive/root:/{$item_path}:/content";
        try {
            http.downloadSb(url, expectedCharset, sbXml);
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        // If the response status code was not 200, then it failed.
        if (http.getLastStatus() != 200) {
            System.out.println("Response Status Code = " + http.getLastStatus());
            System.out.println("Failed.");
            return;
        }

        // If we got here, then the file was successfully downloaded.
        System.out.println("Download from OneDrive successful.");
        System.out.println("The file is contained in sbXml.");
    }
}