获取百度地图和google地图是否安装

boolean bMapInstalled = false;boolean gMapInstalled = false;PackageManager packageManager = this.getPackageManager();List<ApplicationInfo> packs = packageManager.getInstalledApplications(PackageManager.GET_ACTIVITIES);for (ApplicationInfo packageInfo : packs) {if (packageInfo.packageName.equals("com.google.android.apps.maps")) {bMapInstalled = true;if (gMapInstalled) {return;}}if (packageInfo.packageName.equals("com.baidu.BaiduMap")) {gMapInstalled = true;if (bMapInstalled) {return;}}}