android.webkit.WebView#clearCache ( )源码实例Demo

下面列出了android.webkit.WebView#clearCache ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： input-samples 文件： WebViewSignInActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.login_webview_activity);

    WebView webView = findViewById(R.id.webview);
    WebSettings webSettings = webView.getSettings();
    webView.setWebViewClient(new WebViewClient());
    webSettings.setJavaScriptEnabled(true);

    String url = getIntent().getStringExtra("url");
    if (url == null) {
        url = "file:///android_res/raw/sample_form.html";
    }
    if (DEBUG) Log.d(TAG, "Clearing WebView data");
    webView.clearHistory();
    webView.clearFormData();
    webView.clearCache(true);
    Log.i(TAG, "Loading URL " + url);
    webView.loadUrl(url);
}

源代码2 项目： VideoOS-Android-SDK 文件： FullScreenWebViewDialog.java

private void buildSetting(WebView webView) {
        webView.clearCache(true);
        webView.clearHistory();
        WebSettings webSettings = webView.getSettings();
        webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
        webSettings.setDefaultTextEncodingName("utf-8");// 避免中文乱码
        webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NORMAL);
        webSettings.setJavaScriptEnabled(true);
        webSettings.setNeedInitialFocus(false);
//        webSettings.setDatabaseEnabled(true);
        webSettings.setDomStorageEnabled(true);
//        webSettings.setBlockNetworkLoads(true);
        webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
        webSettings.setRenderPriority(WebSettings.RenderPriority.HIGH);//1、提高渲染的优先级
//        webSettings.setBlockNetworkImage(true);//把图片加载放在最后来加载渲染
        webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
        webSettings.setSupportZoom(false);
    }

源代码3 项目： VideoOS-Android-SDK 文件： FullScreenWebViewDialog.java

private void buildSetting(WebView webView) {
        webView.clearCache(true);
        webView.clearHistory();
        WebSettings webSettings = webView.getSettings();
        webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
        webSettings.setDefaultTextEncodingName("utf-8");// 避免中文乱码
        webSettings.setLayoutAlgorithm(WebSettings.LayoutAlgorithm.NORMAL);
        webSettings.setJavaScriptEnabled(true);
        webSettings.setNeedInitialFocus(false);
//        webSettings.setDatabaseEnabled(true);
        webSettings.setDomStorageEnabled(true);
//        webSettings.setBlockNetworkLoads(true);
        webSettings.setJavaScriptCanOpenWindowsAutomatically(true);
        webSettings.setRenderPriority(WebSettings.RenderPriority.HIGH);//1、提高渲染的优先级
//        webSettings.setBlockNetworkImage(true);//把图片加载放在最后来加载渲染
        webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
        webSettings.setSupportZoom(false);
    }

源代码4 项目： AgentWeb 文件： AgentWebUtils.java

static void clearWebViewAllCache(Context context, WebView webView) {
	try {
		AgentWebConfig.removeAllCookies(null);
		webView.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);
		context.deleteDatabase("webviewCache.db");
		context.deleteDatabase("webview.db");
		webView.clearCache(true);
		webView.clearHistory();
		webView.clearFormData();
		clearCacheFolder(new File(AgentWebConfig.getCachePath(context)), 0);

	} catch (Exception ignore) {
		//ignore.printStackTrace();
		if (AgentWebConfig.DEBUG) {
			ignore.printStackTrace();
		}
	}
}

源代码5 项目： android-AutofillFramework 文件： WebViewSignInActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.login_webview_activity);

    WebView webView = findViewById(R.id.webview);
    WebSettings webSettings = webView.getSettings();
    webView.setWebViewClient(new WebViewClient());
    webSettings.setJavaScriptEnabled(true);

    String url = getIntent().getStringExtra("url");
    if (url == null) {
        url = "file:///android_res/raw/sample_form.html";
    }
    if (DEBUG) Log.d(TAG, "Clearing WebView data");
    webView.clearHistory();
    webView.clearFormData();
    webView.clearCache(true);
    Log.i(TAG, "Loading URL " + url);
    webView.loadUrl(url);
}

源代码6 项目： GotoBrowser 文件： EntranceActivity.java

private void clearBrowserCache() {
    WebView webview = new WebView(getApplicationContext());
    webview.clearCache(true);
    versionTable.clearVersionDatabase();
    String cache_dir = getApplicationContext().getFilesDir().getAbsolutePath().concat("/cache/");
    clearApplicationCache(getApplicationContext(), getCacheDir());
    clearApplicationCache(getApplicationContext(), new File(cache_dir));
}

源代码7 项目： quickhybrid-android 文件： RuntimeApi.java

/**
 * 清空webview缓存
 */
public static void clearCache(final IQuickFragment webLoader, final WebView wv, JSONObject param, final Callback callback) {
    wv.clearHistory();
    wv.clearCache(true);
    wv.clearFormData();
    new Thread(new Runnable() {
        @Override
        public void run() {
            FileUtil.deleteFile(new File(webLoader.getPageControl().getContext().getCacheDir().getAbsolutePath()));
            webLoader.getPageControl().getContext().deleteDatabase("webview.db");
            webLoader.getPageControl().getContext().deleteDatabase("webviewCache.db");
            callback.applySuccess();
        }
    }).start();
}

源代码8 项目： Dashchan 文件： WebViewUtils.java

public static void clearAll(WebView webView) {
	clearCookie();
	if (webView != null) {
		webView.clearCache(true);
	}
	WebViewDatabase webViewDatabase = WebViewDatabase.getInstance(MainApplication.getInstance());
	webViewDatabase.clearFormData();
	webViewDatabase.clearHttpAuthUsernamePassword();
	WebStorage.getInstance().deleteAllData();
}

源代码9 项目： alpha-wallet-android 文件： AdvancedSettingsActivity.java

private void onClearBrowserCacheClicked() {
    WebView webView = new WebView(this);
    webView.clearCache(true);
    Toast.makeText(this, getString(R.string.toast_browser_cache_cleared), Toast.LENGTH_SHORT).show();
}

源代码10 项目： Xndroid 文件： WebUtils.java

public static void clearCache(@Nullable WebView view) {
    if (view == null) return;
    view.clearCache(true);
}

源代码11 项目： Xndroid 文件： PrivacySettingsFragment.java

private void clearCache() {
    WebView webView = new WebView(mActivity);
    webView.clearCache(true);
    webView.destroy();
    Utils.showSnackbar(mActivity, R.string.message_cache_cleared);
}

源代码12 项目： Cirrus_depricated 文件： SsoWebViewClient.java

@Override
public void onPageStarted (WebView view, String url, Bitmap favicon) {
    Log_OC.d(TAG, "onPageStarted : " + url);
    view.clearCache(true);
    super.onPageStarted(view, url, favicon);
}

源代码13 项目： jam-collaboration-sample 文件： JamOAuthDialog.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    requestWindowFeature(Window.FEATURE_NO_TITLE);
    setContentView(R.layout.auth_dialog);
    setCancelable(true);

    webView = (WebView) findViewById(R.id.webview);

    // Wipe old web cache
    webView.clearCache(true);
    webView.clearFormData();
    webView.clearHistory();
    webView.clearMatches();
    webView.clearSslPreferences();

    webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setLoadsImagesAutomatically(true);
    webSettings.setJavaScriptCanOpenWindowsAutomatically(true);

    webView.setWebViewClient(new WebViewClient() {
        @Override
        public void onPageFinished(WebView view, String url) {
            super.onPageFinished(view, url);
            Log.d(TAG, "---------------");
            Log.d(TAG, "JamAuthConfig.OAUTH_CALLBACK = " + JamAuthConfig.OAUTH_CALLBACK);
            Log.d(TAG, "url = " + url);
            Log.d(TAG, "---------------");

            if (url.startsWith(JamAuthConfig.OAUTH_CALLBACK)) {
                Uri uri = Uri.parse(url);
                String oauthToken = uri.getQueryParameter(JamAuthConfig.KEY_OAUTH_TOKEN);
                String oauthVerifier = uri.getQueryParameter(JamAuthConfig.KEY_OAUTH_VERIFIER);

                Log.d(TAG, "oauthToken = " + oauthToken);
                Log.d(TAG, "oauthVerifier = " + oauthVerifier);

                if (oauthToken != null && oauthVerifier != null) {
                    oauthListener.onFinishOAuthAccess(oauthToken, oauthVerifier);
                }

                JamOAuthDialog.this.dismiss();
            }
        }
    });

    webView.loadUrl(initialUrl);
}

源代码14 项目： Leisure 文件： Utils.java

public static void clearCache(){


        WebView wb = new WebView(mContext);
        wb.clearCache(true);

        DatabaseHelper mHelper = DatabaseHelper.instance(mContext);
        SQLiteDatabase db = mHelper.getWritableDatabase();

        db.execSQL(DatabaseHelper.DELETE_TABLE_DATA + DailyTable.NAME);
      //  db.execSQL(DailyTable.CREATE_TABLE);

        db.execSQL(DatabaseHelper.DELETE_TABLE_DATA + NewsTable.NAME);
      //  db.execSQL(NewsTable.CREATE_TABLE);

        db.execSQL(DatabaseHelper.DELETE_TABLE_DATA + ReadingTable.NAME);
      //  db.execSQL(ReadingTable.CREATE_TABLE);

        db.execSQL(DatabaseHelper.DELETE_TABLE_DATA + ScienceTable.NAME);
      //  db.execSQL(ScienceTable.CREATE_TABLE);

    }

源代码15 项目： JumpGo 文件： WebUtils.java

public static void clearCache(@Nullable WebView view) {
    if (view == null) return;
    view.clearCache(true);
}

源代码16 项目： JumpGo 文件： PrivacySettingsFragment.java

private void clearCache() {
    WebView webView = new WebView(mActivity);
    webView.clearCache(true);
    webView.destroy();
    Utils.showSnackbar(mActivity, R.string.message_cache_cleared);
}

源代码17 项目： Slide 文件： Login.java

@Override
public void onCreate(Bundle savedInstance) {
    overrideSwipeFromAnywhere();
    super.onCreate(savedInstance);
    applyColorTheme("");
    try {
        setContentView(R.layout.activity_login);
    } catch(Exception e){
        finish();
        return;
    }
    setupAppBar(R.id.toolbar, R.string.title_login, true, true);

    String[] scopes = {
            "identity", "modcontributors", "modconfig", "modothers", "modwiki", "creddits",
            "livemanage", "account", "privatemessages", "modflair", "modlog", "report",
            "modposts", "modwiki", "read", "vote", "edit", "submit", "subscribe", "save",
            "wikiread", "flair", "history", "mysubreddits", "wikiedit"
    };
    if (Authentication.reddit == null) {
        new Authentication(getApplicationContext());
    }
    final OAuthHelper oAuthHelper = Authentication.reddit.getOAuthHelper();
    final Credentials credentials = Credentials.installedApp(CLIENT_ID, REDIRECT_URL);
    String authorizationUrl =
            oAuthHelper.getAuthorizationUrl(credentials, true, scopes).toExternalForm();
    authorizationUrl = authorizationUrl.replace("www.", "i.");
    authorizationUrl = authorizationUrl.replace("%3A%2F%2Fi", "://www");
    Log.v(LogUtil.getTag(), "Auth URL: " + authorizationUrl);
    final WebView webView = (WebView) findViewById(R.id.web);
    webView.clearCache(true);
    webView.clearHistory();
    WebSettings webSettings = webView.getSettings();
    webSettings.setJavaScriptEnabled(true);
    webSettings.setDomStorageEnabled(true);
    webSettings.setDatabaseEnabled(true);
    webSettings.setMinimumFontSize(1);
    webSettings.setMinimumLogicalFontSize(1);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
        CookieManager.getInstance().removeAllCookies(null);
        CookieManager.getInstance().flush();
    } else {
        CookieSyncManager cookieSyncMngr = CookieSyncManager.createInstance(this);
        cookieSyncMngr.startSync();
        CookieManager cookieManager = CookieManager.getInstance();
        cookieManager.removeAllCookie();
        cookieManager.removeSessionCookie();
        cookieSyncMngr.stopSync();
        cookieSyncMngr.sync();
    }

    webView.setWebViewClient(new WebViewClient() {
        @Override
        public void onPageStarted(WebView view, String url, Bitmap favicon) {
            LogUtil.v(url);
            if (url.contains("code=")) {
                Log.v(LogUtil.getTag(), "WebView URL: " + url);
                // Authentication code received, prevent HTTP call from being made.
                webView.stopLoading();
                new UserChallengeTask(oAuthHelper, credentials).execute(url);
                webView.setVisibility(View.GONE);
            }
        }
    });

    webView.loadUrl(authorizationUrl);
}

方法所在类

android.webkit.WebView