ImageView加载当地和网络图片

//本地图片文件加载方法

	/**
	 * 加载本地图片
	 * 
	 * @param url
	 *            本地图片文件物理地址
	 * @return Bitmap
	 */
	private Bitmap getLocalBitmap(String url) {
		try {
			FileInputStream fis = new FileInputStream(url);
			return BitmapFactory.decodeStream(fis);
		} catch (FileNotFoundException e) {
			e.printStackTrace();
			return null;
		}
	}
 

//网络图片加载方法

	/**
	 * 加载网络图片
	 * 
	 * @param url
	 *            网络图片地址
	 * @return Bitmap
	 */
	private Bitmap getHttpBitmap(String url) {
		URL myFileUrl = null;
		Bitmap bitmap = null;
		try {
			myFileUrl = new URL(url);
		} catch (MalformedURLException e) {
			e.printStackTrace();
		}
		try {
			HttpURLConnection conn = (HttpURLConnection) myFileUrl
					.openConnection();
			conn.setConnectTimeout(0);
			conn.setDoInput(true);
			conn.connect();
			InputStream is = conn.getInputStream();
			bitmap = BitmapFactory.decodeStream(is);
			is.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
		return bitmap;
	}
//加载网络图片之前不要忘记在工程配置文件中添加权限

<uses-permission android:name="android.permission.INTERNET" />
 
 

 

 

//使用相应方法

mImageView = (ImageView) findViewById(R.id.image);

mBitmap = getLocalBitmap("/sdcard/DCIM/100ANDRO/1.jpg");

mBitmap = getHttpBitmap("http://www.google.com.sg/intl/zh-CN_cn/images/logos/images_logo_lg.gif");

mImageView.setImageBitmap(mBitmap);