The Java implementation retrieves the packages installed on the android device
- 2020-04-01 04:19:18
- OfStack
In this article, I'm going to show you how to get the apps that are already installed on Android phones. All right
private String getInstalledAppListAsString(){
PackageManager pm = context.getPackageManager();
List<ApplicationInfo> apps = pm.getInstalledApplications(PackageManager.GET_GIDS);
StringBuffer stringBuffer = new StringBuffer();
for (ApplicationInfo app : apps) {
if(pm.getLaunchIntentForPackage(app.packageName) != null) {
// apps with launcher intent
if((app.flags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) == 1) {
// updated system apps
} else if ((app.flags & ApplicationInfo.FLAG_SYSTEM) == 1) {
// system apps
} else {
// user installed apps
stringBuffer.append(app.packageName).append(';');
}
}
}
return stringBuffer.toString();
}
Now, how do we get the information about each application
package cn.lyz.mobilesafe.domain;
import android.graphics.drawable.Drawable;
public class AppInfo {
//icon
private Drawable app_icon;
//The application name
private String app_name;
//Application version number
private String app_version;
//The name of packages
private String packagename;
//Is it the user app?
private boolean isUserApp;
public AppInfo() {
super();
// TODO Auto-generated constructor stub
}
public AppInfo(Drawable app_icon, String app_name, String app_version,
String packagename) {
super();
this.app_icon = app_icon;
this.app_name = app_name;
this.app_version = app_version;
this.packagename = packagename;
}
public AppInfo(Drawable app_icon, String app_name, String app_version,
String packagename, boolean isUserApp) {
super();
this.app_icon = app_icon;
this.app_name = app_name;
this.app_version = app_version;
this.packagename = packagename;
this.isUserApp = isUserApp;
}
public Drawable getApp_icon() {
return app_icon;
}
public void setApp_icon(Drawable app_icon) {
this.app_icon = app_icon;
}
public String getApp_name() {
return app_name;
}
public void setApp_name(String app_name) {
this.app_name = app_name;
}
public String getApp_version() {
return app_version;
}
public void setApp_version(String app_version) {
this.app_version = app_version;
}
public String getPackagename() {
return packagename;
}
public void setPackagename(String packagename) {
this.packagename = packagename;
}
public boolean isUserApp() {
return isUserApp;
}
public void setUserApp(boolean isUserApp) {
this.isUserApp = isUserApp;
}
@Override
public String toString() {
return "AppInfo [app_icon=" + app_icon + ", app_name=" + app_name
+ ", app_version=" + app_version + ", packagename="
+ packagename + ", isUserApp=" + isUserApp + "]";
}
}