android 根据apk文件路径获取图标

	/**
	 * @param context
	 * @param apkPath  apk文件路径
	 * @return
	 */

	public static Drawable getApkIcon(Context context, String apkPath) {
		PackageManager packageManager = context.getPackageManager();
		PackageInfo packageInfo = packageManager.getPackageArchiveInfo(apkPath, PackageManager.GET_ACTIVITIES);
		if (packageInfo != null) {
			ApplicationInfo info = packageInfo.applicationInfo;
			info.sourceDir = apkPath;
			info.publicSourceDir = apkPath;
			try {
				return info.loadIcon(packageManager);
			} catch (Exception e) {
				
			}
		}
		return null;
	}