[안드로이드 프로그래밍]램 정리 강좌 및 소스 : 킬 백그라운드 프로세스

[안드로이드 프로그래밍]램 정리 강좌 

램 정리 강좌 및 소스입니다. 

이번강좌는 버튼클릭으로 이벤트가 발생하여 램이 정리되는것입니다.

중요한부분은 빨간색 으로 표시하겠습니다.

Activity_main.xml

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="plorence.user.test.MainActivity">


    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="램정리"
        android:onClick="clear"
        android:id="@+id/clear" />
</LinearLayout>

MainActivity.class

package plorence.user.test;

import android.app.ActivityManager;
import android.os.Bundle;
import android.os.Handler;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.Toast;

import java.util.List;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }

    public void clear(View v) {
        ActivityManager activityManger = (ActivityManager) this
                .getSystemService(ACTIVITY_SERVICE);
        List<ActivityManager.RunningAppProcessInfo> list = activityManger
                .getRunningAppProcesses();
        if (list != null)
            for (int i = 0; i < list.size(); i++) {
                ActivityManager.RunningAppProcessInfo apinfo = list.get(i);

                String[] pkgList = apinfo.pkgList;
                if (apinfo.importance > ActivityManager.RunningAppProcessInfo.IMPORTANCE_SERVICE) {
                    for (int j = 0; j < pkgList.length; j++) {
                        activityManger.killBackgroundProcesses(pkgList[j]);
                    }
                }
            }
        onCreate(null);
        new Handler().postDelayed(new Runnable() {
            public void run() {
                Toast.makeText(MainActivity.this, "종료",
                        Toast.LENGTH_SHORT).show();
                System.exit(0);
            }
        }, 5000);
    }
}

저위치에 

public void clear(View v) {
    ActivityManager activityManger = (ActivityManager) this
            .getSystemService(ACTIVITY_SERVICE);
    List<ActivityManager.RunningAppProcessInfo> list = activityManger
            .getRunningAppProcesses();
    if (list != null)
        for (int i = 0; i < list.size(); i++) {
            ActivityManager.RunningAppProcessInfo apinfo = list.get(i);

            String[] pkgList = apinfo.pkgList;
            if (apinfo.importance > ActivityManager.RunningAppProcessInfo.IMPORTANCE_SERVICE) {
                for (int j = 0; j < pkgList.length; j++) {
                    activityManger.killBackgroundProcesses(pkgList[j]);
                }
            }
        }
    onCreate(null);
    new Handler().postDelayed(new Runnable() {
        public void run() {
            Toast.makeText(MainActivity.this, "종료",
                    Toast.LENGTH_SHORT).show();
            System.exit(0);
        }
    }, 5000);
}
추가해주세요.

[출처sdasdss 램 정리 소스 강좌 (Smart Makers.) |작성자 천악흑

manifests.xml

<uses-permission android:name="android.permission.KILL_BACKGROUND_PROCESSES" />