Java PackageManager.getInstallerPackageName方法代码示例

import android.content.pm.PackageManager; //导入方法依赖的package包/类
public static int detect(Context c) {
	if (Build.VERSION.SDK_INT < 5)
		return APPSTORE;
	
	PackageManager pm = c.getPackageManager();
			
	String installer = pm.getInstallerPackageName(c.getPackageName());
	
	if (installer != null && installer.equals("com.android.vending")) 
		return MARKET;
	
	if (Build.MODEL.equalsIgnoreCase("Kindle Fire")) 
		return APPSTORE;

	try {
		if (pm.getPackageInfo("com.amazon.venezia", 0) != null) 
			return APPSTORE;
	} catch (NameNotFoundException e) {
	}
	
	return MARKET;
}
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
private void setFromPackageInfo(PackageManager pm, PackageInfo packageInfo) {

        this.packageName = packageInfo.packageName;
        final String installerPackageName = pm.getInstallerPackageName(packageName);
        CharSequence installerPackageLabel = null;
        if (!TextUtils.isEmpty(installerPackageName)) {
            try {
                ApplicationInfo installerAppInfo = pm.getApplicationInfo(installerPackageName,
                        PackageManager.GET_META_DATA);
                installerPackageLabel = installerAppInfo.loadLabel(pm);
            } catch (PackageManager.NameNotFoundException e) {
                Log.w(TAG, "Could not get app info: " + installerPackageName, e);
            }
        }
        if (TextUtils.isEmpty(installerPackageLabel)) {
            installerPackageLabel = installerPackageName;
        }

        ApplicationInfo appInfo = packageInfo.applicationInfo;
        final CharSequence appDescription = appInfo.loadDescription(pm);
        if (TextUtils.isEmpty(appDescription)) {
            this.summary = "(installed by " + installerPackageLabel + ")";
        } else if (appDescription.length() > 40) {
            this.summary = (String) appDescription.subSequence(0, 40);
        } else {
            this.summary = (String) appDescription;
        }
        this.added = new Date(packageInfo.firstInstallTime);
        this.lastUpdated = new Date(packageInfo.lastUpdateTime);
        this.description = "<p>";
        if (!TextUtils.isEmpty(appDescription)) {
            this.description += appDescription + "\n";
        }
        this.description += "(installed by " + installerPackageLabel
                + ", first installed on " + this.added
                + ", last updated on " + this.lastUpdated + ")</p>";

        this.name = (String) appInfo.loadLabel(pm);
        this.icon = getIconName(packageName, packageInfo.versionCode);
        this.installedVersionName = packageInfo.versionName;
        this.installedVersionCode = packageInfo.versionCode;
        this.compatible = true;
    }
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
@Nullable
private static String getInstallerPackageName(Context context) {
    PackageManager packageManager = context.getPackageManager();
    if (packageManager != null) {
        return packageManager.getInstallerPackageName(context.getPackageName());
    }
    return null;
}
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
static String getInstaller(Context context) {
    PackageManager packageManager = context.getPackageManager();
    String installer = packageManager.getInstallerPackageName(BuildConfig.APPLICATION_ID);
    if (!TextUtils.isEmpty(installer)
            && packageManager.getLaunchIntentForPackage(installer) != null) {
        return installer;
    } else {
        return null;
    }
}
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
public void SetDonationKeyStatus() {

        if (BuildConfig.DEBUG) {
            Status = true;
            return;
            //if debug mode, avoid the advertisements and use pro features
        }
        try {
            PackageManager packageManager = getPackageManager();
            packageManager.getPackageInfo("com.softminds.matrixcalculator.pro.key", 0);
            //Key is Installed
            //Checking the Authenticity of the Key
            if (packageManager.checkSignatures(getPackageName(),
                    "com.softminds.matrixcalculator.pro.key")
                    == PackageManager.SIGNATURE_MATCH) {
                Log.d(TAG, "The Signature of Key Matched with Application");
                String manager = packageManager.getInstallerPackageName("com.softminds.matrixcalculator.pro.key");
                if (manager != null) {
                    //Status = true;
                    Log.d(TAG, manager);
                    if (Objects.equals(manager, "com.android.vending")) {
                        Status = true;
                    } else {
                        Status = false;
                        Toast.makeText(this, R.string.clear_warn_invalid_install, Toast.LENGTH_LONG).show();
                    }
                }
                //the Key is Genuine and was Installed from Play
            }
        } catch (Exception e) {
            Status = false;
        }
    }
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
public static boolean hasMarketLink(Context context, String packageName) {
	try {
		PackageManager pm = context.getPackageManager();
		String installer = pm.getInstallerPackageName(packageName);
		if (installer != null)
			return installer.equals("com.android.vending") || installer.contains("google");
	} catch (Exception ex) {
		log(null, Log.WARN, ex.toString());
	}
	return false;
}
 

import android.content.pm.PackageManager; //导入方法依赖的package包/类
/**
 * Should be called on every <code>Activity.onCreate()</code>. Checks if the
 * trial period is over and if so brings up a notification dialog.
 * 
 * @param ctx
 *          The application context.
 */
public static void appLaunched(Context ctx) {
	try {
		// Don't even bother if not installed from Google Play
		PackageManager pm = ctx.getPackageManager();
		String pn = ctx.getPackageName();
		String inst = pm.getInstallerPackageName(pn);
		if (inst == null || !(inst.startsWith("com.google")
				|| inst.startsWith("com.android"))) {
			return;
		}
	}
	catch (Exception exp) {
		Log.w("AppRater",exp);
		// Just bailout. Don't even try recovery.
		return;
	}

	SharedPreferences prefs = ctx.getSharedPreferences(PREFSFILE, 0);
	if (prefs.getBoolean("dontshowagain", false)) {
		return;
	}

	SharedPreferences.Editor editor = prefs.edit();

	// Increment launch counter
	long launch_count = prefs.getLong("launch_count", 0) + 1;
	editor.putLong("launch_count", launch_count);

	// Get date of first launch
	Long date_firstLaunch = prefs.getLong("date_firstlaunch", 0);
	if (date_firstLaunch == 0) {
		date_firstLaunch = System.currentTimeMillis();
		editor.putLong("date_firstlaunch", date_firstLaunch);
	}
	editor.commit();

	// Wait at least n days before opening
	if (launch_count >= LAUNCHES_UNTIL_PROMPT) {
		if (System.currentTimeMillis() >= date_firstLaunch
				+ (DAYS_UNTIL_PROMPT * 24 * 60 * 60 * 1000)) {
			showRateDialog(ctx);
		}
	}
}