Java程序  |  49行  |  1.58 KB

/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package android.webkit;

import android.annotation.SystemApi;

/**
 * Encapsulates information about errors occured during loading of web resources. See
 * {@link WebViewClient#onReceivedError(WebView, WebResourceRequest, WebResourceError) WebViewClient.onReceivedError(WebView, WebResourceRequest, WebResourceError)}
 */
public abstract class WebResourceError {
    /**
     * Gets the error code of the error. The code corresponds to one
     * of the ERROR_* constants in {@link WebViewClient}.
     *
     * @return The error code of the error
     */
    public abstract int getErrorCode();

    /**
     * Gets the string describing the error. Descriptions are localized,
     * and thus can be used for communicating the problem to the user.
     *
     * @return The description of the error
     */
    public abstract CharSequence getDescription();

    /**
     * This class can not be subclassed by applications.
     * @hide
     */
    @SystemApi
    public WebResourceError() {}
}