Java URL Download fetchUrl(URL url)

Description

GET the given url.

License

Apache License

Declaration

public static int fetchUrl(URL url) throws IOException 

Method Source Code

//package com.java2s;
/**/*from   ww  w  .  j  a va  2  s.  co m*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 */

import java.io.IOException;
import java.io.InputStream;

import java.net.URL;
import java.net.URLConnection;

public class Main {
    /**
     * GET the given url.  Returns the number of bytes received.
     */
    public static int fetchUrl(URL url) throws IOException {
        URLConnection cnx = url.openConnection();
        InputStream in = cnx.getInputStream();

        byte[] buf = new byte[8192];
        int total = 0;
        int len = 0;
        while ((len = in.read(buf)) >= 0)
            total += len;

        return total;
    }
}

Related

1. downPicture(String filePath, String imageUrl, String fileName)
2. fetchUrl(String _url, String charset)
3. fetchURL(String url)
4. fetchURL(String url_string)
5. fetchURL(String urlStr, List errors, Map requestProperties)
6. fetchURL(URL url)
7. fetchUrl(URL url)
8. fetchURLContents(String url)
9. get(String url)