请问大神们，用webview打开淘宝详情页时，手机会自动打开手机上安装的手机淘宝，能阻止打开吗？

package com.sugem.myapplication;



import android.content.Context;

import android.content.DialogInterface;

import android.content.Intent;

import android.graphics.Bitmap;

import android.graphics.Color;

import android.support.v7.app.AlertDialog;

import android.support.v7.app.AppCompatActivity;

import android.os.Bundle;

import android.view.View;

import android.webkit.JsResult;

import android.webkit.WebChromeClient;

import android.webkit.WebSettings;

import android.webkit.WebView;

import android.webkit.WebViewClient;

import android.widget.Button;



public class MainActivity extends AppCompatActivity {



    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

        Button button=findViewById(R.id.button);

        final WebView webView=findViewById(R.id.wv);

        webView.getSettings().setJavaScriptEnabled(true); //设置允许Js

        webView.setBackgroundColor(Color.TRANSPARENT);//设置webview控件背景透明

        //webView.getSettings().setSupportZoom(true);// 设置可以支持缩放

        //webView.getSettings().setBuiltInZoomControls(true);// 设置出现缩放工具

        webView.getSettings().setUseWideViewPort(true);//扩大比例的缩放

        webView.getSettings().setLayoutAlgorithm(WebSettings.LayoutAlgorithm.SINGLE_COLUMN);//自适应屏幕

        webView.getSettings().setLoadWithOverviewMode(true);// 缩放至屏幕的大小

//        webView.getSettings().setMixedContentMode(WebSettings.MIXED_CONTENT_ALWAYS_ALLOW);

        webView.setInitialScale(1);//缩放等级25%最小

        webView.setWebChromeClient(new WebChromeClient());



        webView.loadUrl("https://item.taobao.com/item.htm?id=563621033487");



        webView.setWebViewClient(new WebViewClient() {

            @Override

            public void onPageStarted(WebView view, String url, Bitmap favicon) {

                super.onPageStarted(view, url, favicon);

            }



            @Override

            public void onPageFinished(WebView view, String url) {

                super.onPageFinished(view, url);

            }

        });



    }

}

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="com.sugem.myapplication">

    <uses-permission android:name="android.permission.INTERNET"/>



    <application

        android:allowBackup="true"

        android:icon="@mipmap/ic_launcher"

        android:label="@string/app_name"

        android:roundIcon="@mipmap/ic_launcher_round"

        android:supportsRtl="true"

        android:theme="@style/AppTheme">

        <activity android:name=".MainActivity">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />



                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>



    </application>



</manifest>

apply plugin: 'com.android.application'



android {

    compileSdkVersion 26

    defaultConfig {

        applicationId "com.sugem.myapplication"

        minSdkVersion 15

        targetSdkVersion 26

        versionCode 1

        versionName "1.0"

        testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"

    }

    buildTypes {

        release {

            minifyEnabled false

            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'

        }

    }

}



dependencies {

    implementation fileTree(dir: 'libs', include: ['*.jar'])

    implementation 'com.android.support:appcompat-v7:26.1.0'

    implementation 'com.android.support.constraint:constraint-layout:1.0.2'

    testImplementation 'junit:junit:4.12'

    androidTestImplementation 'com.android.support.test:runner:1.0.1'

    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'

}

<?xml version="1.0" encoding="utf-8"?>

<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:app="http://schemas.android.com/apk/res-auto"

    xmlns:tools="http://schemas.android.com/tools"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    tools:context="com.sugem.myapplication.MainActivity">



    <!--<Button-->

        <!--android:id="@+id/button"-->

        <!--android:layout_width="wrap_content"-->

        <!--android:layout_height="wrap_content"-->

        <!--android:text="Button"-->

        <!--tools:layout_editor_absoluteX="16dp"-->

        <!--tools:layout_editor_absoluteY="16dp" />-->



    <WebView

        android:id="@+id/wv"

        android:layout_width="368dp"

        android:layout_height="431dp"

        android:layout_marginBottom="8dp"

        android:layout_marginEnd="8dp"

        android:layout_marginStart="8dp"

        android:layout_marginTop="8dp"

        app:layout_constraintBottom_toBottomOf="parent"

        app:layout_constraintEnd_toEndOf="parent"

        app:layout_constraintStart_toStartOf="parent"

        app:layout_constraintTop_toTopOf="parent" />



</android.support.constraint.ConstraintLayout>