package com.bawei.xml;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.BasicHttpParams;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.apache.http.util.EntityUtils;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import com.bawei.vo.Good;
import android.os.Bundle;
import android.app.Activity;
import android.util.Xml;
import android.view.Menu;
public class MainActivity extends Activity {
private String URL = "http://www.sciencenet.cn/xml/iphoneInterface.aspx?type=news&nums=20&pass=";
private InputStream st;
private List<Good> list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
new Thread() {
@Override
public void run() {
// TODO Auto-generated method stub
HttpGet get = new HttpGet(URL);
HttpParams params = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(params, 5 * 1000);
HttpConnectionParams.setSoTimeout(params, 5 * 1100);
HttpClient client = new DefaultHttpClient(params);
try {
HttpResponse res = client.execute(get);
if (res.getStatusLine().getStatusCode() == 200) {
HttpEntity entity = res.getEntity();
st = entity.getContent();
System.out.println(st);
list = new ArrayList<Good>();
XmlPullParser parser = Xml.newPullParser();
try {
try {
parser.setInput(st, "utf-8");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
int eventType = parser.getEventType();
String tagName = "";
Good good =null;
while (eventType != XmlPullParser.END_DOCUMENT) {
switch (eventType) {
case XmlPullParser.START_DOCUMENT:
break;
case XmlPullParser.START_TAG:
tagName = parser.getName();
if("item".equals(tagName)){
good = new Good();
}
break;
case XmlPullParser.TEXT:
String text = parser.getText();
if("title".equals(tagName)){
good.setTitle(text);
}else if("link".equals(tagName)){
good.setLink(text);
}else if("imgs".equals(tagName)){
good.setImgs(text);
}else if("description".equals(tagName)){
good.setDescription(text);
}else if("copyright".equals(tagName)){
good.setCopyright(text);
}else if("pubDate".equals(tagName)){
good.setPubDate(text);
}else if("comments".equals(tagName)){
good.setComments(text);
}else
break;
case XmlPullParser.END_TAG:
tagName= parser.getName();
if("item".equals(tagName)){
list.add(good);
System.out.println(list.toString());
good=null;
}
tagName="";
break;
}
//继续
eventType=parser.next();
}
} catch (XmlPullParserException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException 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();
}
}
package com.bawei.vo;
public class Good {
private String title;
private String link;
private String imgs;
private String description;
private String copyright;
private String pubDate;
private String comments;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public String getLink() {
return link;
}
public void setLink(String link) {
this.link = link;
}
public String getImgs() {
return imgs;
}
public void setImgs(String imgs) {
this.imgs = imgs;
}
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public String getCopyright() {
return copyright;
}
public void setCopyright(String copyright) {
this.copyright = copyright;
}
public String getPubDate() {
return pubDate;
}
public void setPubDate(String pubDate) {
this.pubDate = pubDate;
}
public String getComments() {
return comments;
}
public void setComments(String comments) {
this.comments = comments;
}
@Override
public String toString() {
return "Good [title=" + title + ", link=" + link + ", imgs=" + imgs
+ ", description=" + description + ", copyright=" + copyright
+ ", pubDate=" + pubDate + ", comments=" + comments + "]";
}
public Good(String title, String link, String imgs, String description,
String copyright, String pubDate, String comments) {
super();
this.title = title;
this.link = link;
this.imgs = imgs;
this.description = description;
this.copyright = copyright;
this.pubDate = pubDate;
this.comments = comments;
}
public Good() {
super();
}
}
另一种网络请求
private InputStream loginByServerByPost(String url1) {
InputStream rs = null;
URL url = null;
HttpURLConnection urlConn = null;
try {
url = new URL(url1);// 创建和服务器的连接对象URL
urlConn = (HttpURLConnection) url.openConnection();// 打开连接
urlConn.setConnectTimeout(5 * 1000);// 设置连接超时容忍时间
urlConn.setReadTimeout(5 * 1000);// 设置读取时间
if (urlConn.getResponseCode() == 200) {// 如果响应码为200表示响应成功，并且同时成功的相应了数据
// 获得服务器相应的数据，字节输入流（数据流），转换为缓存字符流便于读取
rs = urlConn.getInputStream();
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return rs;// 转换为字符串，返回
};