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    文件類型: .rar
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    發(fā)布日期: 2021-05-21
  • 語(yǔ)言: Java
  • 標(biāo)簽: Java??javaSE??

資源簡(jiǎn)介

這是我們?cè)趯W(xué)習(xí)JavaSE的時(shí)候,老師布置的作業(yè),即簡(jiǎn)單實(shí)現(xiàn)一個(gè)能插入、更新、刪除、查詢、打印顯示的小程序,真的很小很粗糙,但是體現(xiàn)了Java面向?qū)ο蟮木幊烫攸c(diǎn),并再現(xiàn)了相關(guān)的知識(shí)點(diǎn),對(duì)初學(xué)者可能有一定借鑒……

資源截圖

代碼片段和文件信息

package?cn.dcqs;

public?class?Control?{

Person?p[]?=?new?Person[10];
int?count?=?0;

public?Control()?{

}

public?Control(Person[]?ps)?{

}

Person[]?add(Person?person)?{
//?添加人員信息
if?(count?<=?9&&(person.getSex()==0||person.getSex()==1))?{
p[count]?=?person;
count++;
System.out.println(“該條信息添加完成!“);

}?else?{
System.out.println(“超過(guò)存儲(chǔ)范圍或其他輸入錯(cuò)誤,添加數(shù)據(jù)失敗!“);
System.exit(-1);
}
return?p;
}

public?void?printAll()?{
//?打印所有人員的所有信息
System.out.println(“\t“?+?“ID\t“?+?“NAME\t“?+?“SEX\t“?+?“EMAIL\t“
+?“ADDRESS“);
for?(int?i?=?0;?i? if?(p[i]?==?null)?{
continue;
}
p[i].print();
//?System.out.println();
}

}

public?void?del(int?i)?{
//?刪除第i個(gè)人的信息
if?(i?<=?0?||?i?>?p.length)?{
System.out.println(“輸入正確的刪除信息(0 return;
}?else{
p[i?-?1]?=?null;
for(;i<10;i++){
p[i-1]=p[i];
p[i]=null;
}

}
}

public?void?get(int?j)?{
//?顯示數(shù)組中的第j條信息
System.out.println(“\t“?+?“ID\t“?+?“NAME\t“?+?“SEX\t“?+?“EMAIL\t“
+?“ADDRESS“);
p[j?-?1].print();
}

/*
?*?下面是所有元素的update()
?*/

public?void?updateId(int?i?int?id)?{
p[i?-?1].setId(id);

}

public?void?updateName(int?i?String?name)?{
p[i?-?1].setName(name);
}

public?void?updateSex(int?i?int?sex)?{
p[i?-?1].setSex(sex);
}

public?void?updateEmail(int?i?String?email)?{
p[i?-?1].setEmail(email);
}

public?void?updateAdress(int?i?String?address)?{
p[i?-?1].setAddress(address);
}

/*
?*?下面是各種排序方法
?*/

public?void?sortById()?{
//?按id排序
int?len?=?p.length;
for?(int?i?=?len-1;?i?>=1;?i--)?{
if(p[i]==null){continue;}else{
for?(int?j?=?0;?j?<=?i-1;?j++)?{
if(p[j]==null){continue;}
else{
if?(p[j].getId()?>?p[j?+?1].getId())?{
Person?mid?=?p[j];
p[j]?=?p[j?+?1];
p[j?+?1]?=?mid;

}?
}

}
}

}
}

public?void?sortByName()?{
//?按name排序
int?len?=?p.length;
for?(int?i?=?len-1;?i?>=1;?i--)?{
if(p[i]==null){continue;}else{
for?(int?j?=?0;?j?<=?i-1;?j++)?{
if(p[j]==null){continue;}
else{
if?(p[j].getName().compareTo(p[j+1].getName())>0?)?{
Person?mid?=?p[j];
p[j]?=?p[j?+?1];
p[j?+?1]?=?mid;

}?
}

}
}

}
}

public?void?sortBySex()?{
//?按Sex排序
int?len?=?p.length;
for?(int?i?=?len-1;?i?>=1;?i--)?{
if(p[i]==null){continue;}else{
for?(int?j?=?0;?j?<=?i-1;?j++)?{
if(p[j]==null){continue;}
else{
if?(p[j].getSex()?>?p[j?+?1].getSex())?{
Person?mid?=?p[j];
p[j]?=?p[j?+?1];
p[j?+?1]?=?mid;

}?
}

}
}

}
}

public?void?sortByEmail()?{
//?按Email排序
int?len?=?p.length;
for?(int?i?=?len-1;?i?>=1;?i--)?{
if(p[i]==null){continue;}else{
for?(int?j?=?0;?j?<=?i-1;?j++)?{

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????301??2010-11-14?16:25??Java_Telbook\Telbook\.classpath

?????文件????????383??2010-11-14?16:25??Java_Telbook\Telbook\.project

?????文件????????629??2010-11-14?16:25??Java_Telbook\Telbook\.settings\org.eclipse.jdt.core.prefs

?????文件???????3981??2010-11-14?16:25??Java_Telbook\Telbook\bin\cn\dcqs\Control.class

?????文件???????2042??2010-11-14?16:25??Java_Telbook\Telbook\bin\cn\dcqs\Person.class

?????文件???????3235??2010-11-14?16:25??Java_Telbook\Telbook\bin\cn\dcqs\Test.class

?????文件???????3896??2010-11-14?16:25??Java_Telbook\Telbook\src\cn\dcqs\Control.java

?????文件???????1182??2010-11-14?16:25??Java_Telbook\Telbook\src\cn\dcqs\Person.java

?????文件???????3184??2010-11-14?16:25??Java_Telbook\Telbook\src\cn\dcqs\Test.java

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\bin\cn\dcqs

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\src\cn\dcqs

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\bin\cn

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\src\cn

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\.settings

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\bin

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook\src

?????目錄??????????0??2010-11-14?16:25??Java_Telbook\Telbook

?????目錄??????????0??2010-11-14?16:25??Java_Telbook

-----------?---------??----------?-----??----

????????????????18833????????????????????18


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