(Android™) HTTP Response Inspection

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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);

    CkHttp http = new CkHttp();

    // Returns the contents of the response body.
    String jsonText = http.quickGetStr("https://chilkatsoft.com/helloWorld.json");

    // Examine the response status code.
    Log.i(TAG, "response status code: " + String.valueOf(http.get_LastStatus()));

    // Examine the response status text
    Log.i(TAG, "response status text: " + http.lastStatusText());

    // Examine the full response header.
    Log.i(TAG, "response header:");
    Log.i(TAG, http.lastResponseHeader());
    Log.i(TAG, "----");

    // Examine the response content-type
    Log.i(TAG, "LastContentType = " + http.lastContentType());

    // Examine the response last-mod date
    Log.i(TAG, "LastModDate = " + http.lastModDate());

    // Load the response header into a Chilkat MIME object to access its fields individually.
    CkMime mime = new CkMime();
    mime.LoadMime(http.lastResponseHeader());

    int numHeaders = mime.get_NumHeaderFields();
    int i = 0;
    Log.i(TAG, "---- MIME Headers ----");
    while (i < numHeaders) {
        Log.i(TAG, "name:  " + mime.getHeaderFieldName(i));
        Log.i(TAG, "value: " + mime.getHeaderFieldValue(i));
        i = i + 1;
        }

    Log.i(TAG, "----");

    // Get a header field value by name:
    Log.i(TAG, "ETag: " + mime.getHeaderField("ETag"));

    // Output:

    // response status code: 200
    // response status text: OK
    // response header:
    // Content-Type: application/json
    // Last-Modified: Sun, 20 Aug 2023 11:36:27 GMT
    // Accept-Ranges: bytes
    // ETag: "34c27f8e5ad3d91:0"
    // Server: Microsoft-IIS/10.0
    // X-Powered-By: ASP.NET
    // Date: Sat, 30 Aug 2025 14:38:13 GMT
    // Content-Length: 22
    // ----
    // LastContentType = application/json
    // LastModDate = 2023-08-20
    // ---- MIME Headers ----
    // name:  Content-Type
    // value: application/json
    // name:  Last-Modified
    // value: Sun, 20 Aug 2023 11:36:27 GMT
    // name:  Accept-Ranges
    // value: bytes
    // name:  ETag
    // value: "34c27f8e5ad3d91:0"
    // name:  Server
    // value: Microsoft-IIS/10.0
    // name:  X-Powered-By
    // value: ASP.NET
    // name:  Date
    // value: Sat, 30 Aug 2025 14:38:13 GMT
    // name:  Content-Length
    // value: 22
    // ----
    // ETag: "34c27f8e5ad3d91:0"

  }

  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."
  }
}