importandroid.content.Intent;

import android.content.pm.PackageManager; import android.net.Uri; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); findViewById(R.id.taobao).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { openTaobao(); } }); findViewById(R.id.jd).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { openJD(); } }); findViewById(R.id.webjd).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { //跳轉瀏覽器，開啟詳情頁 Uri uri = Uri.parse("https://item.jd.com/231023.html"); Intent intent = new Intent("android.intent.action.VIEW",uri); startActivity(intent); } }); } /** * 跳轉淘寶詳情頁 */ public void openTaobao() { if (checkPackage("com.taobao.taobao")) { //url:淘寶商品詳情 String url = "https://item.taobao.com/item.htm?id=539789035577&ali_refid=a3_430406_1007:1124066525:N:485184283370953001_0_100:d45485b3013535b0cc4164b7cd5b7523&ali_trackid=1_d45485b3013535b0cc4164b7cd5b7523&spm=a21bo.50862.201874-sales.8.UYm99R"; Intent intent = new Intent(); intent.setAction("android.intent.action.VIEW"); Uri uri = Uri.parse(url); intent.setData(uri); intent.setClassName("com.taobao.taobao", "com.taobao.tao.detail.activity.DetailActivity"); startActivity(intent); } } /** * 跳轉京東詳情頁 */ public void openJD() { if (checkPackage("com.jingdong.app.mall")) { // String url = "https://item.jd.com/231023.html";//這是京東商品詳情頁 String id = "231023";//需要提取商品id，新增到下面url，不能單獨將商品詳情頁作為url傳入 String url = "openapp.jdmobile://virtual?params=%7B%22sourceValue%22:%220_productDetail_97%22,%22des%22:%22productDetail%22,%22skuId%22:%22"+id+"%22,%22category%22:%22jump%22,%22sourceType%22:%22PCUBE_CHANNEL%22%7D"; Intent intent = new Intent(); intent.setAction("android.intent.action.VIEW"); Uri uri = Uri.parse(url); intent.setData(uri); // intent.setClassName("com.jingdong.app.mall","com.jd.lib.productdetail.ProductDetailActivity");//不需要 startActivity(intent); } } /** * 檢測該包名所對應的應用是否存在 ** @param packageName * @return */ public boolean checkPackage(String packageName) { if (packageName == null || "".equals(packageName)) return false; try { //手機已安裝，返回true getPackageManager().getApplicationInfo(packageName, PackageManager.GET_UNINSTALLED_PACKAGES); return true; } catch (PackageManager.NameNotFoundException e) { //手機未安裝，跳轉到應用商店下載，並返回false Uri uri = Uri.parse("market://details?id="+packageName); Intent it = new Intent(Intent.ACTION_VIEW, uri); startActivity(it); return false; } } }