Android獲取當前可用內存
阿新 • • 發佈:2018-06-17
對象 make gets show ID In 系統 sel 獲得
寫入本地文件
private void getMemo(){ //獲得ActivityManager服務的對象 ActivityManager mActivityManager = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE); //獲得MemoryInfo對象 ActivityManager.MemoryInfo memoryInfo = new ActivityManager.MemoryInfo() ; //獲得系統可用內存,保存在MemoryInfo對象上 mActivityManager.getMemoryInfo(memoryInfo) ; long memSize = memoryInfo.availMem ; selfHttpRequest.writeToLoacl(memSize+""); Toast.makeText(this, "success", Toast.LENGTH_SHORT).show(); }
Toast形式
private void toastMemo(){ //獲得ActivityManager服務的對象 ActivityManager mActivityManager = (ActivityManager)getSystemService(Context.ACTIVITY_SERVICE); //獲得MemoryInfo對象 ActivityManager.MemoryInfo memoryInfo = new ActivityManager.MemoryInfo() ; //獲得系統可用內存,保存在MemoryInfo對象上 mActivityManager.getMemoryInfo(memoryInfo) ; long memSize = memoryInfo.availMem ; double mem = memSize / (1000*1000); Toast.makeText(this, mem+"MB ", Toast.LENGTH_SHORT).show(); }
Android獲取當前可用內存