安卓使用JSOUP的问题
我用eclipse开发一个安卓的新闻爬虫app,遇到一个问题,就是如下代码:
package com.android.web;
import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.http.util.ByteArrayBuffer;
import org.apache.http.util.EncodingUtils;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
public class _GetWebResoureActivity extends Activity {
Document doc;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
TextView tv = new TextView(this);
String myString = null;
StringBuffer sff = new StringBuffer();
try
{
Document doc = Jsoup.connect("http://www.baidu.com").get();
Elements links = doc.select("a[href]");
for(Element link : links){
sff.append(link.attr("abs:href")).append(" ").append(link.text()).append("\n");
}
myString = sff.toString();
}
catch (Exception e)
{
myString = e.getMessage();
e.printStackTrace();
}
/* 将信息设置到TextView */
tv.setText(myString);
/* 将TextView显示到屏幕上 */
this.setContentView(tv);
}
}
我在java的运行环境下运行就可以显示出那些百度解析出来的一些字符
但是安卓环境下一旦运行就会闪退
03-27 10:51:06.735: E/AndroidRuntime(4233): FATAL EXCEPTION: main
03-27 10:51:06.735: E/AndroidRuntime(4233): Process: com.android.web, PID: 4233
03-27 10:51:06.735: E/AndroidRuntime(4233): java.lang.NoClassDefFoundError: org.jsoup.Jsoup
03-27 10:51:06.735: E/AndroidRuntime(4233): at com.android.web._GetWebResoureActivity.onCreate(_GetWebResoureActivity.java:43)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.Activity.performCreate(Activity.java:5337)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1099)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2201)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2286)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.ActivityThread.access$800(ActivityThread.java:138)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1235)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.os.Handler.dispatchMessage(Handler.java:102)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.os.Looper.loop(Looper.java:136)
03-27 10:51:06.735: E/AndroidRuntime(4233): at android.app.ActivityThread.main(ActivityThread.java:5054)
03-27 10:51:06.735: E/AndroidRuntime(4233): at java.lang.reflect.Method.invokeNative(Native Method)
03-27 10:51:06.735: E/AndroidRuntime(4233): at java.lang.reflect.Method.invoke(Method.java:515)
03-27 10:51:06.735: E/AndroidRuntime(4233): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:785)
03-27 10:51:06.735: E/AndroidRuntime(4233): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:601)
03-27 10:51:06.735: E/AndroidRuntime(4233): at dalvik.system.NativeStart.main(Native Method)
这是它的错误日志,表示看不懂,而且我已经在manifest里添加了:
<!-- 加入访问网络的权限 -->
<uses-permission android:name="android.permission.INTERNET" />
求大神给指点啊啊!!!???