各种网络请求的封装

来源：互联网发布：网络现金赌博游戏平台编辑：程序博客网时间：2024/04/28 19:52

网络的各种操作结合：

package com.qianfeng.client;

importjava.io.ByteArrayOutputStream;

importjava.io.File;

importjava.io.IOException;

importjava.io.InputStream;

importjava.io.OutputStream;

importjava.io.UnsupportedEncodingException;

importjava.net.HttpURLConnection;

importjava.net.MalformedURLException;

importjava.net.URL;

importjava.util.ArrayList;

importjava.util.Iterator;

importjava.util.List;

importjava.util.Map;

importjava.util.Set;

importorg.apache.http.HttpEntity;

importorg.apache.http.HttpResponse;

importorg.apache.http.NameValuePair;

importorg.apache.http.client.ClientProtocolException;

importorg.apache.http.client.HttpClient;

importorg.apache.http.client.entity.UrlEncodedFormEntity;

importorg.apache.http.client.methods.HttpGet;

import org.apache.http.client.methods.HttpPost;

importorg.apache.http.entity.mime.FormBodyPart;

importorg.apache.http.entity.mime.MultipartEntity;

importorg.apache.http.entity.mime.content.FileBody;

importorg.apache.http.entity.mime.content.StringBody;

importorg.apache.http.impl.client.DefaultHttpClient;

importorg.apache.http.message.BasicNameValuePair;

importorg.apache.http.util.EntityUtils;

public classHttpUtils {

//用java提供的类从服务器端获取资源

public static voidgetResource(final String path,final CallBack callBack){

new Thread(new Runnable() {

@Override

public void run() {

HttpURLConnectionconnection=null;

try {

URL url=new URL(path);

connection=(HttpURLConnection)url.openConnection();

connection.setRequestMethod("GET");

connection.setConnectTimeout(2000);

connection.setDoInput(true);

connection.connect();

int code=connection.getResponseCode();

if (code==200) {

InputStreamis=connection.getInputStream();

ByteArrayOutputStreambos=new ByteArrayOutputStream();

byte[]b=newbyte[1024];

int len=-1;

while((len=is.read(b))!=-1) {

bos.write(b,0, len);

}

callBack.load(bos.toByteArray());

}

} catch (MalformedURLExceptione) {

// TODO Auto-generatedcatch block

e.printStackTrace();

} catch (IOException e) {

// TODO Auto-generatedcatch block

e.printStackTrace();

}

}).start();

}

//用java提供的类往服务器端发送数据，并获得服务器端发送给客户端的数据。

public static void upDate(final Stringpath,final Map<String,String> map,final CallBackPost callBackPost){

new Thread(new Runnable() {

@Override

public void run() {

try {

URLurl=new URL(path);

HttpURLConnectionconnection=(HttpURLConnection) url.openConnection();

connection.setRequestMethod("POST");

connection.setConnectTimeout(2000);

connection.setDoInput(true);

connection.setDoOutput(true);

Set<String>set=map.keySet();

Iterator<String>iterator=set.iterator();

OutputStreamos=null;

while(iterator.hasNext()) {

Stringkey=iterator.next();

Stringvalue=map.get(key);

os=connection.getOutputStream();

//Stringstr="username="+username+"&userpwd="+password;

Stringstring=key+"="+value+"&";

System.out.println(string);

os.write(string.getBytes());

}

os.close();

intcode=connection.getResponseCode();

if(code==200) {

InputStreamis=connection.getInputStream();

ByteArrayOutputStreambos=new ByteArrayOutputStream();

byte[]b=newbyte[1024];

intlen=-1;

while((len=is.read(b))!=-1) {

bos.write(b,0, len);

}

callBackPost.showMessage(bos.toByteArray());

}

} catch(MalformedURLException e) {

//TODO Auto-generated catch block

e.printStackTrace();

} catch(IOException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}

}).start();

}

//用apache提供的类从服务器端获取资源

public static voidhttpGetResource(final String path,final CallBackHttpGet callBackHttpGet){

new Thread(new Runnable() {

@Override

public void run() {

HttpClientclient=new DefaultHttpClient();

HttpGetget=new HttpGet(path);

try {

HttpResponseresponse=client.execute(get);

intcode=response.getStatusLine().getStatusCode();

if(code==200) {

HttpEntityentity=response.getEntity();

ByteArrayOutputStreambos=new ByteArrayOutputStream();

bos.write(EntityUtils.toByteArray(entity));

callBackHttpGet.load(bos.toByteArray());

}

} catch(ClientProtocolException e) {

//TODO Auto-generated catch block

e.printStackTrace();

} catch(IOException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}

}).start();

}

//用apache提供的类实现登录。

public static voidupHttpPostDate(final String path,final Map<String,String> map,finalCallBackHttpPost callBackHttpPost){

new Thread(new Runnable() {

@Override

public void run() {

HttpClientclient=new DefaultHttpClient();

HttpPostpost=new HttpPost(path);

List<NameValuePair>list=new ArrayList<NameValuePair>();

Set<String>set=map.keySet();

Iterator<String>iterator=set.iterator();

while(iterator.hasNext()) {

String key=iterator.next();

Stringvalue=map.get(key);

NameValuePairvaluePair=new BasicNameValuePair(key, value);

list.add(valuePair);

}

try {

HttpEntityentity=new UrlEncodedFormEntity(list);

post.setEntity(entity);

HttpResponseresponse=client.execute(post);

intcode=response.getStatusLine().getStatusCode();

if(code==200) {

HttpEntityentity2=response.getEntity();

ByteArrayOutputStreambos=new ByteArrayOutputStream();

bos.write(EntityUtils.toByteArray(entity2));

callBackHttpPost.showMessage(bos.toByteArray());

}

} catch(UnsupportedEncodingException e) {

//TODO Auto-generated catch block

e.printStackTrace();

} catch(ClientProtocolException e) {

//TODO Auto-generated catch block

e.printStackTrace();

} catch(IOException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}

}).start();

}

//用apache提供的类实现上传文件和其他的数据。

public static voidupload(final String path,final File file,final Map<String,String>map,final CallBackUpLod callBackUpLod){

new Thread(newRunnable() {

@Override

public voidrun() {

HttpClientclient=new DefaultHttpClient();

HttpPostpost=new HttpPost(path);

MultipartEntityentity=new MultipartEntity();

FileBodyfileBody=new FileBody(file);

FormBodyPartform=new FormBodyPart("form", fileBody);

Set<String>set=map.keySet();

Iterator<String>iterator=set.iterator();

while(iterator.hasNext()) {

Stringkey=iterator.next();

Stringvalue=map.get(key);

try{

entity.addPart(key,newStringBody(value));

}catch (UnsupportedEncodingException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}

entity.addPart(form);

post.setEntity(entity);

try{

HttpResponseresponse=client.execute(post);

intcode=response.getStatusLine().getStatusCode();

if(code==200) {

HttpEntityentity2=response.getEntity();

ByteArrayOutputStreambos=new ByteArrayOutputStream();

bos.write(EntityUtils.toByteArray(entity2));

callBackUpLod.load(bos.toByteArray());

}

}catch (ClientProtocolException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}catch (IOException e) {

//TODO Auto-generated catch block

e.printStackTrace();

}

}).start();

}

interface CallBack{

void load(byte[] b);

}

interfaceCallBackPost{

void showMessage(byte[] b );

}

interfaceCallBackHttpGet{

void load(byte[] b);

}

interfaceCallBackHttpPost{

void showMessage(byte[] b );

}

interfaceCallBackUpLod{

void load(byte[] b);

}

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