/**
* Created by wofu on 2018/4/26.
* Process management--system information
*/
public class SystemjinchengManagerfoUtils extends Object {
/*
* the number of running processes
* */
public static int getRunningProgressCount(Context context){
//Package program manager, program manager PackageManager static
//Process manager ActivityManger dynamic
ActivityManager am= (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
List<ActivityManager.RunningAppProcessInfo> infos =am.getRunningAppProcesses();
return infos.size();
}
/*
* Remaining memory information
*
* */
public static long getAvailableMemory(Context context){
ActivityManager am= (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
ActivityManager.MemoryInfo meminfo=new ActivityManager.MemoryInfo();
am.getMemoryInfo(meminfo);
return meminfo.availMem;
}
/*
* Total memory information
*
* */
public static long totalMemory(Context context){
ActivityManager am= (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
ActivityManager.MemoryInfo meminfo=new ActivityManager.MemoryInfo();
am.getMemoryInfo(meminfo);
return meminfo.totalMem;
}
}
/**
* Created by wofu on 2018/4/27.
* Specific process information, memory information
*/
public class TaskInfoJinchengMananger extends Object {
/*
*
* */
public static List<TaskinfoManager> getTaskInfos(Context context) {
ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
PackageManager pm = context.getPackageManager();
List<ActivityManager.RunningAppProcessInfo> progressInfos = new ArrayList<ActivityManager.RunningAppProcessInfo>();
List<TaskinfoManager> taskinfos=new ArrayList<>();
for (ActivityManager.RunningAppProcessInfo progressInfo : progressInfos) {
TaskinfoManager taskInfo=new TaskinfoManager();
// package name of the application
String packname = progressInfo.processName;
Debug.MemoryInfo[] memoryinfos = am.getProcessMemoryInfo(new int[]{progressInfo.pid});//Memory information
long memsize = memoryinfos[0].getTotalPrivateDirty() * 1000;
taskInfo.setMemsize(memsize);
try {
// pm.getPackageInfo(packname,0).applicationInfo;//or use the following method
ApplicationInfo applicationinfo = pm.getApplicationInfo(packname, 0);
Drawable icon = applicationinfo.loadIcon(pm);
taskInfo.setIcon(icon);
String name = applicationinfo.loadLabel(pm).toString();
if ((applicationinfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) {
// user process
} else {
//system process
}
} catch (PackageManager.NameNotFoundException e) {
e.printStackTrace ();
}
taskinfos.add(taskInfo);
}
return taskinfos;
}
}
/**
* Created by wofu on 2018/4/27.
* Business bean for process information
*/
public class TaskinfoManager extends Object {
private Drawable icon;
private String name;
private String packname;
private long memsize;
private boolean userTask;//Is it a user process
public Drawable getIcon() {
return icon;
}
public String getName() {
return name;
}
public String getPackname() {
return packname;
}
public long getMemsize() {
return memsize;
}
public boolean isUserTask() {
return userTask;
}
public void setIcon(Drawable icon) {
this.icon = icon;
}
public void setName(String name) {
this.name = name;
}
public void setPackname(String packname) {
this.packname = packname;
}
public void setMemsize(long memsize) {
this.memsize = memsize;
}
public void setUserTask(boolean userTask) {
this.userTask = userTask;
}
}
---KILL PROCESS-----
/*
* One-click cleaning
* */
@SuppressLint("MissingPermission")
public void killAll(View view){
ActivityManager am= (ActivityManager) getSystemService(ACTIVITY_SERVICE);
List<TaskinfoManager>infos =TaskInfoJinchengMananger.getTaskInfos(this);
for(TaskinfoManager info:infos){
//If it is checked, kill the process---the checked one is not done,
am.killBackgroundProcesses(info.getPackname());
}
}