Java API Tutorial - Java URLDecoder.decode(String s, String enc)

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Syntax

URLDecoder.decode(String s, String enc) has the following syntax.

public static String decode(String s,  String enc)   throws UnsupportedEncodingException

Example

In the following code shows how to use URLDecoder.decode(String s, String enc) method.

/*  w  w w .  j  a  v  a  2s.c  o m*/
import java.net.URLDecoder;
import java.net.URLEncoder;

public class Main {
  public static void main(String[] argv) throws Exception {
    String line = URLEncoder.encode("name1", "UTF-8") + "=" + URLEncoder.encode("value1", "UTF-8");

    String[] pairs = line.split("\\&");
    for (int i = 0; i < pairs.length; i++) {
      String[] fields = pairs[i].split("=");
      String name = URLDecoder.decode(fields[0], "UTF-8");
      System.out.println(name);
      String value = URLDecoder.decode(fields[1], "UTF-8");
      System.out.println(value);
    }
  }
}

The code above generates the following result.

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