1 /*
2  * Copyright 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.example.androidx.webkit;
18 
19 import android.app.Activity;
20 import android.content.Context;
21 import android.os.Bundle;
22 import android.webkit.WebView;
23 import android.webkit.WebViewClient;
24 import android.widget.TextView;
25 
26 import androidx.appcompat.app.AppCompatActivity;
27 import androidx.core.content.ContextCompat;
28 import androidx.webkit.ProcessGlobalConfig;
29 import androidx.webkit.WebViewFeature;
30 
31 import org.jspecify.annotations.Nullable;
32 
33 import java.io.File;
34 
35 /**
36  * An {@link Activity} which makes use of
37  * {@link androidx.webkit.ProcessGlobalConfig#setDirectoryBasePaths(Context, File, File)}
38  */
39 public class DirectoryBasePathsActivity extends AppCompatActivity {
40     @Override
onCreate(@ullable Bundle savedInstanceState)41     protected void onCreate(@Nullable Bundle savedInstanceState) {
42         super.onCreate(savedInstanceState);
43         setTitle(R.string.directory_base_path_activity_title);
44         WebkitHelpers.appendWebViewVersionToTitle(this);
45 
46         if (!WebViewFeature.isStartupFeatureSupported(this,
47                 WebViewFeature.STARTUP_FEATURE_SET_DIRECTORY_BASE_PATHS)) {
48             WebkitHelpers.showMessageInActivity(this, R.string.webkit_api_not_available);
49             return;
50         }
51 
52         File dataBasePath =
53                 new File(ContextCompat.getDataDir(this),
54                         "data_dir");
55         File cacheBasePath =
56                 new File(ContextCompat.getDataDir(this),
57                         "cache_dir");
58         ProcessGlobalConfig config = new ProcessGlobalConfig();
59         config.setDirectoryBasePaths(this, dataBasePath, cacheBasePath);
60         config.setDataDirectorySuffix(this, "directory_base_path_activity_suffix");
61         ProcessGlobalConfig.apply(config);
62         setContentView(R.layout.activity_data_directory_config);
63         WebView wv = findViewById(R.id.data_directory_config_webview);
64         wv.getSettings().setJavaScriptEnabled(true);
65         wv.setWebViewClient(new WebViewClient());
66         wv.loadUrl("www.google.com");
67         TextView tv = findViewById(R.id.data_directory_config_textview);
68         tv.setText("WebView Loaded!");
69     }
70 }
71