Detect whether app is installed or updated

AppInfoUtil.java

import android.content.pm.PackageInfo;

/*
 *  Utility class to check whether App is Updated of Fresh Installed 
 */
public class AppInfoUtil{
  public boolean isUpdated() throws Exception{
    PackageInfo info = null;
    info = getPackageManager().getPackageInfo(getPackageName(), 0);
    return info.firstInstallTime != info.lastUpdateTime;
  }
  
  public boolean isNewInstalled() throws Exception{
    PackageInfo info = null;
    info = getPackageManager().getPackageInfo(getPackageName(), 0);
    return info.firstInstallTime == info.lastUpdateTime;
  }
}