(Android™) REST Download Binary File to Memory

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Download a binary file to a Chilkat BinData object.

Chilkat Android™ Downloads Android™ Java Libraries Android C/C++ Libraries

// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // This requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkRest rest = new CkRest();
    boolean success;

    // We're going to download a sample MS-Word doc file.
    // The URLs of our MS-Word sample documents are:

    // https://www.chilkatdownload.com/sample_data/sample.doc
    // https://www.chilkatdownload.com/sample_data/sample.docx

    String pathPartOfUrl = "/sample_data/sample.doc";
    String domain = "chilkatdownload.com";

    boolean bTls = true;
    int port = 443;
    boolean bAutoReconnect = true;
    boolean success = rest.Connect(domain,port,bTls,bAutoReconnect);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    CkBinData bd = new CkBinData();
    success = rest.FullRequestNoBodyBd("GET",pathPartOfUrl,bd);
    if (success != true) {
        Log.i(TAG, rest.lastErrorText());
        return;
        }

    // A 200 response is expected for actual success.
    // If we don't get a 200 response, then the response body was not actually
    // the file data, but it was text containing error information.
    if (rest.get_ResponseStatusCode() != 200) {
        CkStringBuilder sbErrorText = new CkStringBuilder();
        sbErrorText.AppendBd(bd,"utf-8",0,0);
        Log.i(TAG, sbErrorText.getAsString());
        Log.i(TAG, "-- Failed.");
        return;
        }

    // Save to a local file.
    // Change the file path based on your operating system or needs...
    success = bd.WriteFile("c:/temp/qa_output/sample.doc");
    if (success != true) {
        Log.i(TAG, "Failed to save to local file.");
        return;
        }

    Log.i(TAG, "REST Download of MS-Word File was successful.");

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}