//获取可用运存大小
private long getAvailMemory(Context context){
// 获取android当前可用内存大小
ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
MemoryInfo mi = new MemoryInfo();
am.getMemoryInfo(mi);
//mi.availMem; 当前系统的可用内存
//return Formatter.formatFileSize(context, mi.availMem);// 将获取的内存大小规格化
System.out.println("可用内存---->>>"+mi.availMem/(1024*1024));
return mi.availMem/(1024*1024);
}
//获取总运存大小
private long getTotalMemory(Context context){
String str1 = "/proc/meminfo";// 系统内存信息文件
String str2;
String[] arrayOfString;
long initial_memory = 0;
try
{
FileReader localFileReader = new FileReader(str1);
BufferedReader localBufferedReader = new BufferedReader(
localFileReader, 8192);
str2 = localBufferedReader.readLine();// 读取meminfo第一行,系统总内存大小
arrayOfString = str2.split("\\s+");
for (String num : arrayOfString) {
Log.i(str2, num + "\t");
}
initial_memory = Integer.valueOf(arrayOfString[1]).intValue() * 1024;// 获得系统总内存,单位是KB,乘以1024转换为Byte
localBufferedReader.close();
} catch (IOException e) {
}
//return Formatter.formatFileSize(context, initial_memory);// Byte转换为KB或者MB,内存大小规格化
System.out.println("总运存--->>>"+initial_memory/(1024*1024));
return initial_memory/(1024*1024);
}