Example usage for android.content.pm PackageManager getPackageInfo

Introduction

In this page you can find the example usage for android.content.pm PackageManager getPackageInfo.

Prototype

public abstract PackageInfo getPackageInfo(VersionedPackage versionedPackage, @PackageInfoFlags int flags)
        throws NameNotFoundException;

Source Link

Document

Retrieve overall information about an application package that is installed on the system.

Usage

From source file:Main.java

public static int getVersionCode(Context con) {
    PackageManager pm = con.getPackageManager();
    PackageInfo pi = null;//from  ww w .  j a v  a  2  s .  c  o  m
    try {
        pi = pm.getPackageInfo(con.getPackageName(), 0);
        return pi.versionCode;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
        return 0;
    }
}

From source file:Main.java

public static String getPackageName(Context contex) {
    PackageManager manager = contex.getPackageManager();
    try {//from  w w  w .j  av  a 2 s .co  m
        PackageInfo info = manager.getPackageInfo(contex.getPackageName(), 0);
        return info.packageName;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static String getVersionName(Context con) {
    PackageManager pm = con.getPackageManager();
    PackageInfo pi = null;//from   w  w  w .  java  2 s  . c  o  m
    try {
        pi = pm.getPackageInfo(con.getPackageName(), 0);
        return pi.versionName;
    } catch (PackageManager.NameNotFoundException e) {
        e.printStackTrace();
        return "";
    }
}

From source file:Main.java

/**
 * Get app version code/*from   ww  w .j a  va2 s .  c  o m*/
 *
 * @param context
 * @param packageName
 * @return
 */
public static int getAppVersionCode(Context context, String packageName) {
    try {
        PackageManager pm = context.getPackageManager();
        PackageInfo packageInfo = pm.getPackageInfo(packageName, 0);
        return packageInfo.versionCode;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return -1;
}

From source file:Main.java

public static int GetVersionCode(final Context con) {
    int version = 1;
    PackageManager packageManager = con.getPackageManager();
    try {//from   w ww  .  j  av  a 2 s.c om
        PackageInfo packageInfo = packageManager.getPackageInfo(con.getPackageName(), 0);
        version = packageInfo.versionCode;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return version;
}

From source file:Main.java

/**
 * Get app permission/* ww w  .  j  a  v  a 2  s  . c  o m*/
 *
 * @param context
 * @param packageName
 * @return
 */
public static String[] getAppPermission(Context context, String packageName) {
    try {
        PackageManager pm = context.getPackageManager();
        PackageInfo packageInfo = pm.getPackageInfo(packageName, PackageManager.GET_PERMISSIONS);
        return packageInfo.requestedPermissions;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static boolean isAppInstalled(Context context, String pkg) {
    PackageManager pm = context.getPackageManager();
    boolean installed = false;
    try {//w w  w  .j av a 2 s. co m
        pm.getPackageInfo(pkg, PackageManager.GET_ACTIVITIES);
        installed = true;
    } catch (Exception e) {
        installed = false;
    }
    return installed;
}

From source file:Main.java

/**
 * Get app signature//w  ww .j a va  2 s .  com
 *
 * @param context
 * @param packageName
 * @return
 */
public static String getAppSignature(Context context, String packageName) {
    try {
        PackageManager pm = context.getPackageManager();
        PackageInfo packageInfo = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
        return packageInfo.signatures[0].toCharsString();
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

private static boolean isAppInstalled(String uri, Context context) {
    PackageManager pm = context.getPackageManager();
    boolean installed = false;
    try {/* w ww  . jav a  2  s  . com*/
        pm.getPackageInfo(uri, PackageManager.GET_ACTIVITIES);
        installed = true;
    } catch (PackageManager.NameNotFoundException e) {
        installed = false;
    }
    return installed;
}

From source file:Main.java

/**
 * Get app version name/*from  www.j a va  2 s  . co  m*/
 *
 * @param context
 * @param packageName
 * @return
 */
public static String getAppVersionName(Context context, String packageName) {
    try {
        PackageManager pm = context.getPackageManager();
        PackageInfo packageInfo = pm.getPackageInfo(packageName, 0);
        return packageInfo.versionName;
    } catch (NameNotFoundException e) {
        e.printStackTrace();
    }
    return null;
}