package?OS;

import?java.util.Random;

public?class?init?{
????public?int?i;
????static?public?void?iit（PMC?pmc）?{
????????pmc.run?=?-1;

????????Random?r?=?new?Random（）;

????????for?（int?n?=?0;?n?????????????pmc.pcb[n]?=?new?struct.PCB（）;
????????????pmc.pcb[n].name?=?Character.toChars（65?+?n）[0]?+?““;
????????????pmc.pcb[n].needtime?=?r.nextDouble（）?*?5?+?5;//5到10秒
????????????pmc.pcb[n].needmemo?=?r.nextInt（120）?+?30;//需要的內(nèi)存為30到150的隨機(jī)數(shù)


????????????if?（n?==?0）?{
????????????????pmc.?pcb[n].arrtime?=?0;
????????????????pmc.?pcb[0].needmemo?=?50;
????????????}?else?{
????????????????pmc.pcb[n].arrtime?=?r.nextDouble（）?*?5?+?1;
????????????????pmc.pcb[n].needmemo?=?r.nextInt（120）?+?30;//需要的內(nèi)存為30到150的隨機(jī)數(shù)
????????????}
????????}
????????for?（int?n?=?0;?n?????????????pmc.pcb[n].usedtime?=?0;
????????????pmc.pcb[n].address?=?0;
????????????pmc.pcb[n].state?=?‘U‘;
????????}

????????//設(shè)置起始地址為30，初始化的長(zhǎng)度在50到100之間
????????struct.Memo?first?=?new?struct.Memo（30?r.nextInt（50）?+?50）;
????????pmc.ml.add（first）;
????????struct.Memo?prev?=?first;
????????for?（;?;?）?{
????????????int?address?=?prev.address?+?prev.length;
????????????if?（address?>=?500）?break;
????????????int?length?=?r.nextInt（50）?+?50;
????????????struct.Memo?ano?=?new?struct.Memo（address?length）;
????????????pmc.ml.add（ano）;
????????????prev?=?ano;
????????}
????????return?;
????}

????public?void?p（）?{
????????i?=?1;
????????System.out.println（i）;
????}


}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-18?13:24??OS\
?????文件????????1613??2019-01-10?17:28??OS\init.java
?????文件????????8331??2019-01-10?17:47??OS\PMC.java
?????文件?????????662??2019-01-10?17:45??OS\struct.java
?????文件???????16391??2019-01-10?17:55??output.txt
?????文件??????283397??2019-04-18?13:23??操作系統(tǒng).docx