WebView网络请求

package com.example.administrator.myapplication.activity;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.webkit.WebView;

import com.example.administrator.myapplication.R;

public class WebViewActivity extends AppCompatActivity {
    WebView webView;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_web_view);
        webView = (WebView) findViewById(R.id.webView);
        webView.loadUrl("http://www.baidu.com");
    }
}

 <WebView 2 android:id="@+id/webView" 3 android:layout_width="match_parent" 4 android:layout_height="wrap_content"></WebView>