Android网络连接保持session测试
package com.wyb;import org.apache.http.Header;import org.apache.http.HttpResponse;import org.apache.http.HttpStatus;import org.apache.http.client.HttpClient;import org.apache.http.client.methods.HttpGet;import org.apache.http.impl.client.DefaultHttpClient;import android.app.Activity;import android.os.Bundle;import android.util.Log;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.Toast;public class TestConnection extends Activity {private Button btn ;private String sessionid = ""; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); btn =(Button) findViewById(R.id.button1); btn.setOnClickListener(new OnClickListener() {public void onClick(View v) {try {String url = "http://192.168.1.100:8080/WP001/ModuleAction!test.action";HttpGet httpRequest = new HttpGet(url); //取得HttpClient对象 HttpClient httpclient = new DefaultHttpClient(); //请求HttpClient，取得HttpResponse if(!"".equals(sessionid)){ httpRequest.setHeader("Cookie", sessionid); } HttpResponse httpResponse = httpclient.execute(httpRequest); //请求成功 if (httpResponse.getStatusLine().getStatusCode() == HttpStatus.SC_OK) { Header[] headers = httpResponse.getHeaders("set-cookie"); for (int i = 0; i < headers.length; i++) { Log.e("sessionid", ""+headers.length); Log.e("sessionid", headers[i].getValue()); String value =headers[i].getValue(); sessionid = value.substring(0, value.indexOf(";")); } Toast.makeText(TestConnection.this, "连接成功", Toast.LENGTH_SHORT); } else { Toast.makeText(TestConnection.this, "连接失败", Toast.LENGTH_SHORT); } } catch (Exception e) {} } }); }}?