本文介绍了如何在Android中使用webservices的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
CODE
CODE
package com.example.pm;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;
import android.widget.Toast;
public class WebSErvices extends Activity {
TextView result,tv;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_web_services);
result = (TextView)findViewById(R.id.result);
tv=(TextView)findViewById(R.id.tv);
BufferedReader bufferedReader = null;
HttpClient httpClient = new DefaultHttpClient();
HttpPost request = new HttpPost("http://search.yahoo.com/search");
List<namevaluepair> postParameters = new ArrayList<namevaluepair>();
postParameters.add(new BasicNameValuePair("p", "Android"));
try {
UrlEncodedFormEntity entity = new UrlEncodedFormEntity(postParameters);
request.setEntity(entity);
HttpResponse response= httpClient.execute(request);
bufferedReader = new BufferedReader(
new InputStreamReader(response.getEntity().getContent()));
StringBuffer stringBuffer = new StringBuffer("");
String line = "";
String LineSeparator = System.getProperty("line.separator");
while ((line = bufferedReader.readLine()) != null) {
stringBuffer.append(line + LineSeparator);
}
bufferedReader.close();
result.setText(stringBuffer.toString());
Toast.makeText(WebSErvices.this,
"Finished",
Toast.LENGTH_LONG).show();
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
Toast.makeText(WebSErvices.this,e.toString(),Toast.LENGTH_LONG).show();
tv.setText((CharSequence) e);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();Toast.makeText(WebSErvices.this, e.toString(),Toast.LENGTH_LONG).show();
tv.setText((CharSequence) e);
}finally{
if (bufferedReader != null){
try {
bufferedReader.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
}
}
}
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