javasrcWord下载.docx
- 文档编号:22015947
- 上传时间:2023-02-02
- 格式:DOCX
- 页数:20
- 大小:18.79KB
javasrcWord下载.docx
《javasrcWord下载.docx》由会员分享,可在线阅读,更多相关《javasrcWord下载.docx(20页珍藏版)》请在冰豆网上搜索。
}
publicclasstest1_1{
publicstaticvoidmain(String[]args){
Rectanglerectangle1=newRectangle();
System.out.println("
Ä
¬
È
Ï
µ
¥
Î
»
£
º
Ã
×
¨
m£
©
"
);
¾
Ø
Ð
³
õ
Ê
¼
Ö
¿
í
="
+rectangle1.getWidth()+
"
¸
ß
+rectangle1.getHeight()+
Ñ
Õ
É
«
ª
+rectangle1.getColor());
æ
ý
+rectangle1.getArea()+"
Æ
½
·
Ü
¤
+rectangle1.getPerimeter()+"
Ã
/*
*Ð
Þ
rectangle1.setWidth(2.1);
rectangle1.setHeight(3.2);
rectangle1.setColor("
yellow"
ó
+String.format("
%.2f"
rectangle1.getArea())+"
rectangle1.getPerimeter())+"
packagecom.plural;
classPlural{
doublereal_part;
doubleimaginary_part;
publicPlural(){
this.real_part=1.2;
this.imaginary_part=1.6;
publicPlural(doublereal_part,doubleimaginary_part){
this.real_part=real_part;
this.imaginary_part=imaginary_part;
publicStringtoString(){
return("
("
+real_part+"
+"
+imaginary_part+"
i"
+"
)"
);
importcom.plural.Plural;
classPluralOperation{
doublereal_part_addition;
doubleimaginary_part_addition;
doublereal_part_subtraction;
doubleimaginary_part_subtraction;
booleanequality;
publicStringaddPlural(Pluralp1,Pluralp2){
this.real_part_addition=p1.real_part+p2.real_part;
this.imaginary_part_addition=p1.imaginary_part+p2.imaginary_part;
returnString.format("
real_part_addition)+"
+"
+String.format("
imaginary_part_addition)+"
publicStringsubPlural(Pluralp1,Pluralp2){
this.real_part_subtraction=p1.real_part-p2.real_part;
this.imaginary_part_subtraction=p1.imaginary_part-p2.imaginary_part;
real_part_subtraction)+"
imaginary_part_subtraction)+"
publicbooleancmpPlural(Pluralp1,Pluralp2){
equality=(p1.real_part==p2.real_part)&
&
(p1.imaginary_part==p2.imaginary_part);
returnequality;
importcom.plural.PluralOperation;
publicclassTest1_2{
Pluralp1=newPlural();
Pluralp2=newPlural(1.4,2.3);
PluralOperationpo=newPluralOperation();
Stringstr1=p1.toString()+"
+p2.toString()+"
="
+po.addPlural(p1,p2);
System.out.println(str1);
Stringstr2=p1.toString()+"
-"
+po.subPlural(p1,p2);
System.out.println(str2);
if(po.equality)
Á
ö
´
à
¡
else
²
packagecom.pet;
classCatextendsPet{
Cat(Stringname){
super(name);
@Override
publicStringspeak(){
return"
MiaoMiao"
classDogextendsPet{
protectedintweight;
publicDog(Strings){
super(s);
publicDog(Stringname,intweight,intwith){
with=0;
this.name=name;
this.weight=weight;
publicDog(){
publicintgetWeight(){
returnweight;
publicvoidsetWeight(intweight){
WoofWoof"
;
classPet{
protectedStringname;
publicPet(){//¸
À
±
ë
Ò
Ó
¹
Ô
ì
publicPet(Stringn){
name=n;
publicStringgetName(){
returnname;
publicStringmove(){
run"
publicStringtoString(){
Mypet"
+name;
publicclassTest{
PetmyPet=newPet("
George"
PetmyDog=newPet("
Spot"
System.out.println(myPet.toString()+"
\n"
+
Speak:
+myPet.speak()+"
myPet.move()+"
+myPet.getName()+"
System.out.println(myDog.toString()+"
+myDog.speak()+"
myDog.move()+"
+myDog.getName()+"
Petmypet1=newDog();
PetÀ
¶
mypet1speak:
+mypet1.speak());
Petmypet2=newCat("
Mao"
);
mypet2speak:
+mypet2.speak());
packagesrc;
importjava.io.*;
importjava.io.BufferedReader;
importjava.io.FileReader;
importjava.io.FileWriter;
importjava.io.IOException;
publicclassSy3_1{
publicstaticvoidmain(String[]args)throwsIOException{
FileReaderin=newFileReader("
/home/lpw/AndroidStudioProjects/DisplayingBitmaps/lpwclass/src/main/java/src/Sy3_1.java"
BufferedReaderbin=newBufferedReader(in);
FileWriterout=newFileWriter("
Sy3_1.txt"
true);
Stringstr;
while((str=bin.readLine())!
=null){
System.out.println(str);
out.write(str+"
in.close();
out.close();
importjava.io.DataInputStream;
importjava.io.DataOutputStream;
importjava.io.FileInputStream;
importjava.io.FileNotFoundException;
importjava.io.FileOutputStream;
importjava.util.Arrays;
importjava.util.Scanner;
publicclassSy3_2{
staticint[]intArray=newint[20];
staticvoidReadIntFromConsole(){
Scannersc=newScanner(System.in);
Pleaseinput20number:
for(inti=0;
i<
20;
i++)
intArray[i]=sc.nextInt();
staticvoidWriteToFile(Stringf1,Stringf2)throwsIOException{
FileOutputStreamfout1=newFileOutputStream(f1);
DataOutputStreamdout1=newDataOutputStream(fout1);
FileOutputStreamfout2=newFileOutputStream(f2);
DataOutputStreamdout2=newDataOutputStream(fout2);
inti=0;
for(i=0;
10;
i++){
dout1.writeInt(intArray[i]);
dout2.writeInt(intArray[i+10]);
dout1.close();
dout2.close();
fout1.close();
fout2.close();
staticvoidReadFromFile(Stringf,intnum)throwsIOException{
FileInputStreamfin=newFileInputStream(f);
DataInputStreamdin=newDataInputStream(fin);
i<
num;
intArray[i]=din.readInt();
din.close();
fin.close();
staticvoidWriteToFile(Stringf,intnum,booleanflag)throwsIOException{
FileOutputStreamfout=newFileOutputStream(f,flag);
DataOutputStreamdout=newDataOutputStream(fout);
for(inti=0;
i++)
dout.writeInt(intArray[i]);
dout.close();
fout.close();
publicstaticvoidmain(String[]args)throwsIOException{
ReadIntFromConsole();
WriteToFile("
f1.dat"
"
f2.dat"
ReadFromFile("
10);
10,true);
20);
Arrays.sort(intArray);
20,false);
20;
System.out.println(intArray[i]+"
import.ServerSocket;
import.Socket;
publicclassSimpleTCPServer{
ServerSocketserver=newServerSocket(8885);
Socketsocket=server.accept();
Stringmsg="
hello"
DataOutputStreamdos=newDataOutputStream(socket.getOutputStream());
dos.writeUTF(msg);
dos.flush();
importjava.io.DataInputStream;
importjava.io.IOException;
import.Socket;
import.UnknownHostException;
publicclassSimpleTCPClient{
publicstaticvoidmain(String[]args)throwsUnknownHostException,IOException{
Socketclient=newSocket("
localhost"
8885);
DataInputStreamdis=newDataInputStream(client.getInputStream());
Stringecho=dis.readUTF();
System.out.println(echo);
import.DatagramPacket;
import.DatagramSocket;
import.InetSocketAddress;
publicclassSimpleUDPClient{
DatagramSocketclient=newDatagramSocket(6666);
udphello"
byte[]data=msg.getBytes();
DatagramPacketpacket=newDatagramPacket(data,data.length,newInetSocketAddress("
8888));
client.send(packet);
client.close();
importjava.util.Arrays;
publicclassSimpleUDPServer{
DatagramSocketserver=newDatagramSocket(8888);
byte[]container=newbyte[1024];
DatagramPacketpacket=newDatagramPacket(container,container.length);
server.receive(packet);
byte[]data=packet.getData();
Sys
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- javasrc
![提示](https://static.bdocx.com/images/bang_tan.gif)