在模拟器上运行时,应用程序不会从HTTPS URL加载图像。
示例代码:
URL url = new URL("https://someserver.com/photo.jpg");
mImageView.setImageBitmap(BitmapFactory.decodeStream(url.openStream()));
当在实际设备上运行时,图像加载正常。如果图像是通过HTTP而不是HTTPS访问的,仿真器也会加载该图像。
是我做错了什么,还是这是一个已知的问题?
发布于 2012-07-07 06:54:46
使用下面的代码在图像视图中显示来自url的图像。
ImageView mImageView = (ImageView)findViewById(R.id.mImageView1);
URL url = new URL(address);
InputStream content = (InputStream)url.getContent();
Drawable d = Drawable.createFromStream(content , "src");
mImageView.setImageDrawable(d);
也可以使用下面的代码来实现。
try {
URL url = new URL(imageUrl);
HttpGet httpRequest = null;
httpRequest = new HttpGet(url.toURI());
HttpClient httpclient = new DefaultHttpClient();
HttpResponse response = (HttpResponse) httpclient.execute(httpRequest);
HttpEntity entity = response.getEntity();
BufferedHttpEntity b_entity = new BufferedHttpEntity(entity);
InputStream input = b_entity.getContent();
Bitmap bitmap = BitmapFactory.decodeStream(input);
ImageView mImageView = (ImageView) findViewById(R.id.mImageView);
mImageView.setImageBitmap(bitmap);
} catch (MalformedURLException e) {
Log.e("log", "bad url", t);
} catch (IOException e) {
Log.e("log", "io error", t);
}
发布于 2012-07-07 06:40:25
这是受信任的https站点吗?如果不是这样,您的连接将会出现问题。
看看这个。
http://droidos-coding.blogspot.com/2012/03/android-trusting-all-https-self-signed.html
发布于 2012-07-07 06:53:43
尝试以下代码:
imageView.setImageBitmap(LoadImageFromWebOperations(url));
private Bitmap LoadImageFromWebOperations(String url){
try{
String encodedurl = url.replace(" ", "%20");
InputStream is = (InputStream) new URL(encodedurl).getContent();
Bitmap d = BitmapFactory.decodeStream(is);
return d;
}catch (Exception e) {
e.printStackTrace();
// System.out.println("Exc="+e);
return null;
}
}
请确保您已在您的清单文件中添加了互联网权限。这将帮助你做到这一点。
https://stackoverflow.com/questions/11372831
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