Java URL编码有哪些技巧

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1. ??java.net.URLEncoder?????:

import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;

public class URLEncodingExample {
    public static void main(String[] args) {
        String url = "https://example.com/search?q=Java URL Encoding";
        String encodedUrl = URLEncoder.encode(url, StandardCharsets.UTF_8.toString());
        System.out.println("Encoded URL: " + encodedUrl);
    }
}

2. ??java.net.URI?????:

import java.net.URI;
import java.net.URISyntaxException;

public class URLEncodingExample {
    public static void main(String[] args) {
        String url = "https://example.com/search?q=Java URL Encoding";
        try {
            URI encodedUri = new URI(url);
            System.out.println("Encoded URI: " + encodedUri);
        } catch (URISyntaxException e) {
            e.printStackTrace();
        }
    }
}

3. ???????????:

import java.net.URLEncoder;
import java.nio.charset.StandardCharsets;

public class URLEncodingExample {
    public static void main(String[] args) {
        String query = "Java URL Encoding";
        String encodedQuery = URLEncoder.encode(query, StandardCharsets.UTF_8.toString());
        System.out.println("Encoded Query: " + encodedQuery);
    }
}

4. ??URL:

import java.net.URLDecoder;
import java.nio.charset.StandardCharsets;

public class URLDecodingExample {
    public static void main(String[] args) {
        String encodedUrl = "https://example.com/search?q=Java%20URL%20Encoding";
        String decodedUrl = URLDecoder.decode(encodedUrl, StandardCharsets.UTF_8.toString());
        System.out.println("Decoded URL: " + decodedUrl);
    }
}

5. ????:

   • ???URL?,??????????(?UTF-8)?
   • ???URL?,?????????????
   • ??????,?&?=?+?,?URL?????????,???????
   • ???URL?,????URL???????,????????????URL?