Get请求不带参数

源码一

package com.jikexueyuan.httpget;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;

public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        findViewById(R.id.button1).setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View arg0) {
                new AsyncTask<String, Void, Void>(){

                    @Override
                    protected Void doInBackground(String... params) {
                        try {
                            URL url = new URL(params[0]);
                            URLConnection connection = url.openConnection();
                            InputStream is = connection.getInputStream();
                            InputStreamReader isr = new InputStreamReader(is,"utf-8");
                            BufferedReader br = new BufferedReader(isr);
                            String line;
                            while((line = br.readLine()) != null){
                                System.out.println(line);
                            }
                            br.close();
                            isr.close();
                            is.close();
                        } catch (MalformedURLException e) {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        } catch (IOException e) {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        }

                        return null;
                    }

                }.execute("http://192.168.1.90:10089/DWTong/Webservice/MobileService.asmx/HelloWorld?");
            }
        });
    }

}

Get请求带参数

源码二

package com.jikexueyuan.httpget;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

import android.app.Activity;
import android.os.AsyncTask;
import android.os.Bundle;
import android.view.View;

public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        findViewById(R.id.button1).setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View arg0) {
                new AsyncTask<String, Void, Void>(){

                    @Override
                    protected Void doInBackground(String... params) {
                        try {
                            URL url = new URL(params[0]);
                            URLConnection connection = url.openConnection();
                            InputStream is = connection.getInputStream();
                            InputStreamReader isr = new InputStreamReader(is,"utf-8");
                            BufferedReader br = new BufferedReader(isr);
                            String line;
                            while((line = br.readLine()) != null){
                                System.out.println(line);
                            }
                            br.close();
                            isr.close();
                            is.close();
                        } catch (MalformedURLException e) {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        } catch (IOException e) {
                            // TODO Auto-generated catch block
                            e.printStackTrace();
                        }

                        return null;
                    }

                }.execute(String.format("http://192.168.1.90:10089/DWTong/Webservice/MobileService.asmx/GetUsers?iPageNo=%s","1"));
            }
        });
    }

}