我是从txt文本读取的信息,用split分离,现在取出来的数据是string----------337;赵娜;10;1;13488765008
string----------555;高鹏;20;0;13522914394
string----------71;李育强;30;0;13910654647
string----------125;单川;20;1;13701190684
string----------395;张五顺;32;0;13910031262
string----------412;张清会;30;0;13810517386
string----------429;郑卉;34;1;13911110805
string----------467;王蕾;23;0;13911365509
string----------497;鲁玉梅;14;1;13401083616
string----------508;邹温高;54;0;13910068170
string----------528;赵丽霞;23;1;13811729697
string----------531;李颂;43;1;13910012500
string----------167;郑涛;23;0;13811480772
string----------187;朱小弟;26;0;13691204441
string----------230;张学道;54;0;13910975297
string----------1253;赵曙芳;32;1;13601300886
string----------1262;赵蕊;45;0;13718019692
string----------1326;袁胜勇;65;0;13901091435
string----------830;张京;34;1;13683509602我想把这些数据放入,Student对象数组中,不知道怎么放,新手求教。student包括id,name,age,sex,phone
string----------555;高鹏;20;0;13522914394
string----------71;李育强;30;0;13910654647
string----------125;单川;20;1;13701190684
string----------395;张五顺;32;0;13910031262
string----------412;张清会;30;0;13810517386
string----------429;郑卉;34;1;13911110805
string----------467;王蕾;23;0;13911365509
string----------497;鲁玉梅;14;1;13401083616
string----------508;邹温高;54;0;13910068170
string----------528;赵丽霞;23;1;13811729697
string----------531;李颂;43;1;13910012500
string----------167;郑涛;23;0;13811480772
string----------187;朱小弟;26;0;13691204441
string----------230;张学道;54;0;13910975297
string----------1253;赵曙芳;32;1;13601300886
string----------1262;赵蕊;45;0;13718019692
string----------1326;袁胜勇;65;0;13901091435
string----------830;张京;34;1;13683509602我想把这些数据放入,Student对象数组中,不知道怎么放,新手求教。student包括id,name,age,sex,phone
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Random;
class Student{
private int id ;
private String name ;
private int age ;
private int sex;
private String phone ;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public int getSex() {
return sex;
}
public void setSex(int sex) {
this.sex = sex;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
} public Student() {
}
public Student(int id, String name, int age, int sex, String phone) {
super();
this.id = id;
this.name = name;
this.age = age;
this.sex = sex;
this.phone = phone;
}
public Student(String[] arr){
if (arr.length == 5){
this.id = Integer.valueOf(arr[0]).intValue() ;
this.name = arr[1] ;
this.age = Integer.valueOf(arr[2]).intValue() ;
this.sex = Integer.valueOf(arr[3]).intValue() ;
this.phone = arr[4] ;
}
}
@Override
public String toString() {
return "Student [id=" + id + ", name=" + name + ", age=" + age
+ ", sex=" + sex + ", phone=" + phone + "]";
}
}
public class ReadStudent { /**
* @param args
* @author sunstar
* @throws FileNotFoundException
* @date 2012-7-4 上午11:14:15
*/
public static void main(String[] args) {
// TODO Auto-generated method stub List list = readStudent("D:\\std.txt") ;
Iterator it = list.iterator() ;
Student std = null ;
System.out.println("========输出结果========") ;
while(it.hasNext()){
std = (Student) it.next() ;
System.out.println(std) ;
}
} private static List readStudent(String fileName) {
BufferedReader br = null ;
String str = "" ;
List list = new ArrayList() ;
String tmp ;
Student std = null ;
try {
br = new BufferedReader(new FileReader(fileName));
while ((str = br.readLine()) != null) {
tmp = str.replaceAll("string----------", "") ;
System.out.println(str + " === " + tmp) ;
std = new Student(tmp.split(";" )) ;
System.out.println(std) ;
list.add(std) ;
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
br.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return list ;
}
}把你的文本放到 D:\std.txt中输出结果:string----------555;高鹏;20;0;13522914394 === 555;高鹏;20;0;13522914394
Student [id=555, name=高鹏, age=20, sex=0, phone=13522914394]
string----------71;李育强;30;0;13910654647 === 71;李育强;30;0;13910654647
Student [id=71, name=李育强, age=30, sex=0, phone=13910654647]
string----------125;单川;20;1;13701190684 === 125;单川;20;1;13701190684
Student [id=125, name=单川, age=20, sex=1, phone=13701190684]
string----------395;张五顺;32;0;13910031262 === 395;张五顺;32;0;13910031262
Student [id=395, name=张五顺, age=32, sex=0, phone=13910031262]
string----------412;张清会;30;0;13810517386 === 412;张清会;30;0;13810517386
Student [id=412, name=张清会, age=30, sex=0, phone=13810517386]
string----------429;郑卉;34;1;13911110805 === 429;郑卉;34;1;13911110805
Student [id=429, name=郑卉, age=34, sex=1, phone=13911110805]
string----------467;王蕾;23;0;13911365509 === 467;王蕾;23;0;13911365509
Student [id=467, name=王蕾, age=23, sex=0, phone=13911365509]
string----------497;鲁玉梅;14;1;13401083616 === 497;鲁玉梅;14;1;13401083616
Student [id=497, name=鲁玉梅, age=14, sex=1, phone=13401083616]
string----------508;邹温高;54;0;13910068170 === 508;邹温高;54;0;13910068170
Student [id=508, name=邹温高, age=54, sex=0, phone=13910068170]
string----------528;赵丽霞;23;1;13811729697 === 528;赵丽霞;23;1;13811729697
Student [id=528, name=赵丽霞, age=23, sex=1, phone=13811729697]
string----------531;李颂;43;1;13910012500 === 531;李颂;43;1;13910012500
Student [id=531, name=李颂, age=43, sex=1, phone=13910012500]
string----------167;郑涛;23;0;13811480772 === 167;郑涛;23;0;13811480772
Student [id=167, name=郑涛, age=23, sex=0, phone=13811480772]
string----------187;朱小弟;26;0;13691204441 === 187;朱小弟;26;0;13691204441
Student [id=187, name=朱小弟, age=26, sex=0, phone=13691204441]
string----------230;张学道;54;0;13910975297 === 230;张学道;54;0;13910975297
Student [id=230, name=张学道, age=54, sex=0, phone=13910975297]
string----------1253;赵曙芳;32;1;13601300886 === 1253;赵曙芳;32;1;13601300886
Student [id=1253, name=赵曙芳, age=32, sex=1, phone=13601300886]
string----------1262;赵蕊;45;0;13718019692 === 1262;赵蕊;45;0;13718019692
Student [id=1262, name=赵蕊, age=45, sex=0, phone=13718019692]
string----------1326;袁胜勇;65;0;13901091435 === 1326;袁胜勇;65;0;13901091435
Student [id=1326, name=袁胜勇, age=65, sex=0, phone=13901091435]
string----------830;张京;34;1;13683509602 === 830;张京;34;1;13683509602
Student [id=830, name=张京, age=34, sex=1, phone=13683509602]
========输出结果========
Student [id=555, name=高鹏, age=20, sex=0, phone=13522914394]
Student [id=71, name=李育强, age=30, sex=0, phone=13910654647]
Student [id=125, name=单川, age=20, sex=1, phone=13701190684]
Student [id=395, name=张五顺, age=32, sex=0, phone=13910031262]
Student [id=412, name=张清会, age=30, sex=0, phone=13810517386]
Student [id=429, name=郑卉, age=34, sex=1, phone=13911110805]
Student [id=467, name=王蕾, age=23, sex=0, phone=13911365509]
Student [id=497, name=鲁玉梅, age=14, sex=1, phone=13401083616]
Student [id=508, name=邹温高, age=54, sex=0, phone=13910068170]
Student [id=528, name=赵丽霞, age=23, sex=1, phone=13811729697]
Student [id=531, name=李颂, age=43, sex=1, phone=13910012500]
Student [id=167, name=郑涛, age=23, sex=0, phone=13811480772]
Student [id=187, name=朱小弟, age=26, sex=0, phone=13691204441]
Student [id=230, name=张学道, age=54, sex=0, phone=13910975297]
Student [id=1253, name=赵曙芳, age=32, sex=1, phone=13601300886]
Student [id=1262, name=赵蕊, age=45, sex=0, phone=13718019692]
Student [id=1326, name=袁胜勇, age=65, sex=0, phone=13901091435]
Student [id=830, name=张京, age=34, sex=1, phone=13683509602]
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
class Student{
private int id ;
private String name ;
private int age ;
private boolean sex;
private String phone ;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public boolean getSex() {
return sex;
}
public void setSex(boolean sex) {
this.sex = sex;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
} public Student() {
}
public Student(int id, String name, int age, boolean sex, String phone) {
super();
this.id = id;
this.name = name;
this.age = age;
this.sex = sex;
this.phone = phone;
}
public Student(String[] arr){
if (arr.length == 5){
this.id = Integer.valueOf(arr[0]).intValue() ;
this.name = arr[1] ;
this.age = Integer.valueOf(arr[2]).intValue() ;
this.sex = false ;
if ("1".equals(arr[3])){ //男性 为 1,如果男性为0的话自行修改
this.sex = true ;
}
// this.sex = Integer.valueOf(arr[3]).intValue() ;
this.phone = arr[4] ;
}
}
@Override
public String toString() {
String str = "女" ;
if (sex) str = "男" ;
return "Student [id=" + id + ", name=" + name + ", age=" + age
+ ", sex=" + str + ", phone=" + phone + "]";
}
}
public class ReadStudent { public static List stuList = null ;//new ArrayList() ;
/**
* @param args
* @author sunstar
* @throws FileNotFoundException
* @date 2012-7-4 上午11:14:15
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
if (stuList != null) {
stuList.clear() ;
}
stuList = readStudent("D:\\std.txt") ;
Iterator it = stuList.iterator() ;
Student std = null ;
System.out.println("========输出结果========") ;
while(it.hasNext()){
std = (Student) it.next() ;
System.out.println(std) ;
}
System.out.println("查找id = 508 的学生:") ;
System.out.println(" 结果: " + findById(508));
System.out.println("查找id = 2000 的学生:") ;
System.out.println(" 结果: " + findById(2000));
// List list = readStudent("D:\\std.txt") ;
//
// Iterator it = list.iterator() ;
// Student std = null ;
// System.out.println("========输出结果========") ;
// while(it.hasNext()){
// std = (Student) it.next() ;
// System.out.println(std) ;
// }
}
public static Student findById(int id){
if (stuList == null){
return null ;
}
Student stu = null ;
for (int i = 0 ; i < stuList.size(); i++){
stu = (Student)stuList.get(i) ;
if (stu.getId() == id){
return stu ;
}
}
return null ;
} private static List readStudent(String fileName) {
BufferedReader br = null ;
String str = "" ;
List list = new ArrayList() ;
String tmp ;
Student std = null ;
try {
br = new BufferedReader(new FileReader(fileName));
while ((str = br.readLine()) != null) {
tmp = str.replaceAll("string----------", "") ;
// System.out.println(str + " === " + tmp) ;
std = new Student(tmp.split(";" )) ;
System.out.println(std) ;
list.add(std) ;
}
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
br.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return list ;
}
}Student [id=555, name=高鹏, age=20, sex=女, phone=13522914394]
Student [id=71, name=李育强, age=30, sex=女, phone=13910654647]
Student [id=125, name=单川, age=20, sex=男, phone=13701190684]
Student [id=395, name=张五顺, age=32, sex=女, phone=13910031262]
Student [id=412, name=张清会, age=30, sex=女, phone=13810517386]
Student [id=429, name=郑卉, age=34, sex=男, phone=13911110805]
Student [id=467, name=王蕾, age=23, sex=女, phone=13911365509]
Student [id=497, name=鲁玉梅, age=14, sex=男, phone=13401083616]
Student [id=508, name=邹温高, age=54, sex=女, phone=13910068170]
Student [id=528, name=赵丽霞, age=23, sex=男, phone=13811729697]
Student [id=531, name=李颂, age=43, sex=男, phone=13910012500]
Student [id=167, name=郑涛, age=23, sex=女, phone=13811480772]
Student [id=187, name=朱小弟, age=26, sex=女, phone=13691204441]
Student [id=230, name=张学道, age=54, sex=女, phone=13910975297]
Student [id=1253, name=赵曙芳, age=32, sex=男, phone=13601300886]
Student [id=1262, name=赵蕊, age=45, sex=女, phone=13718019692]
Student [id=1326, name=袁胜勇, age=65, sex=女, phone=13901091435]
Student [id=830, name=张京, age=34, sex=男, phone=13683509602]
========输出结果========
Student [id=555, name=高鹏, age=20, sex=女, phone=13522914394]
Student [id=71, name=李育强, age=30, sex=女, phone=13910654647]
Student [id=125, name=单川, age=20, sex=男, phone=13701190684]
Student [id=395, name=张五顺, age=32, sex=女, phone=13910031262]
Student [id=412, name=张清会, age=30, sex=女, phone=13810517386]
Student [id=429, name=郑卉, age=34, sex=男, phone=13911110805]
Student [id=467, name=王蕾, age=23, sex=女, phone=13911365509]
Student [id=497, name=鲁玉梅, age=14, sex=男, phone=13401083616]
Student [id=508, name=邹温高, age=54, sex=女, phone=13910068170]
Student [id=528, name=赵丽霞, age=23, sex=男, phone=13811729697]
Student [id=531, name=李颂, age=43, sex=男, phone=13910012500]
Student [id=167, name=郑涛, age=23, sex=女, phone=13811480772]
Student [id=187, name=朱小弟, age=26, sex=女, phone=13691204441]
Student [id=230, name=张学道, age=54, sex=女, phone=13910975297]
Student [id=1253, name=赵曙芳, age=32, sex=男, phone=13601300886]
Student [id=1262, name=赵蕊, age=45, sex=女, phone=13718019692]
Student [id=1326, name=袁胜勇, age=65, sex=女, phone=13901091435]
Student [id=830, name=张京, age=34, sex=男, phone=13683509602]
查找id = 508 的学生:
结果: Student [id=508, name=邹温高, age=54, sex=女, phone=13910068170]
查找id = 2000 的学生:
结果: null