Method for checking, whether provided endpoint is a valid URL. - Android Network

Android examples for Network:URL

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Description

Method for checking, whether provided endpoint is a valid URL.

Demo Code

/***********************************************************************************************************************
 *
 * This file is part of the eeg-database-for-android project

 * ==========================================
 *
 * Copyright (C) 2013 by University of West Bohemia (http://www.zcu.cz/en/)
 *
 ***********************************************************************************************************************
 *
 * 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.
 *
 ***********************************************************************************************************************
 *
 * Petr Je?ek, Petr Miko//from  w  w w. j a v a2 s  .c o  m
 *
 **********************************************************************************************************************/
//package com.java2s;
import android.webkit.URLUtil;

public class Main {
    /**
     * Method for checking, whether provided endpoint is a valid URL.
     *
     * @param url endpoint url
     * @return true if endpoint string is not a URL.
     */
    public static boolean isUrlFormatInvalid(String url) {
        return isEmpty(url) || !URLUtil.isValidUrl(url)
                || "http://".equals(url) || "https://".equals(url);
    }

    /**
     * Checks, if is string not empty or not initialized.
     *
     * @param s string reference
     * @return true if is string empty or not initialized
     */
    public static boolean isEmpty(String s) {
        return s == null || s.trim().isEmpty();
    }
}

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